1 |
commit: bba20b5be2b932524ed1365df0c4f25c29ac4a74 |
2 |
Author: Mike Pagano <mpagano <AT> gentoo <DOT> org> |
3 |
AuthorDate: Wed Jul 31 10:12:54 2019 +0000 |
4 |
Commit: Mike Pagano <mpagano <AT> gentoo <DOT> org> |
5 |
CommitDate: Wed Jul 31 10:12:54 2019 +0000 |
6 |
URL: https://gitweb.gentoo.org/proj/linux-patches.git/commit/?id=bba20b5b |
7 |
|
8 |
Linux patch 4.19.63 |
9 |
|
10 |
Signed-off-by: Mike Pagano <mpagano <AT> gentoo.org> |
11 |
|
12 |
0000_README | 8 +- |
13 |
1062_linux-4.19.63.patch | 3299 ++++++++++++++++++++++++++++++++++++++++++++++ |
14 |
2 files changed, 3305 insertions(+), 2 deletions(-) |
15 |
|
16 |
diff --git a/0000_README b/0000_README |
17 |
index 6ff7ffd..2e505ed 100644 |
18 |
--- a/0000_README |
19 |
+++ b/0000_README |
20 |
@@ -283,14 +283,18 @@ Patch: 1059_linux-4.19.60.patch |
21 |
From: https://www.kernel.org |
22 |
Desc: Linux 4.19.60 |
23 |
|
24 |
-Patch: 1060-4.19.61.patch |
25 |
+Patch: 1060_linux-4.19.61.patch |
26 |
From: https://www.kernel.org |
27 |
Desc: Linux 4.19.61 |
28 |
|
29 |
-Patch: 1061-4.19.62.patch |
30 |
+Patch: 1061_linux-4.19.62.patch |
31 |
From: https://www.kernel.org |
32 |
Desc: Linux 4.19.62 |
33 |
|
34 |
+Patch: 1062_linux-4.19.63.patch |
35 |
+From: https://www.kernel.org |
36 |
+Desc: Linux 4.19.63 |
37 |
+ |
38 |
Patch: 1500_XATTR_USER_PREFIX.patch |
39 |
From: https://bugs.gentoo.org/show_bug.cgi?id=470644 |
40 |
Desc: Support for namespace user.pax.* on tmpfs. |
41 |
|
42 |
diff --git a/1062_linux-4.19.63.patch b/1062_linux-4.19.63.patch |
43 |
new file mode 100644 |
44 |
index 0000000..b523869 |
45 |
--- /dev/null |
46 |
+++ b/1062_linux-4.19.63.patch |
47 |
@@ -0,0 +1,3299 @@ |
48 |
+diff --git a/Makefile b/Makefile |
49 |
+index a4463d880ae2..8ad77a93de30 100644 |
50 |
+--- a/Makefile |
51 |
++++ b/Makefile |
52 |
+@@ -1,7 +1,7 @@ |
53 |
+ # SPDX-License-Identifier: GPL-2.0 |
54 |
+ VERSION = 4 |
55 |
+ PATCHLEVEL = 19 |
56 |
+-SUBLEVEL = 62 |
57 |
++SUBLEVEL = 63 |
58 |
+ EXTRAVERSION = |
59 |
+ NAME = "People's Front" |
60 |
+ |
61 |
+@@ -491,6 +491,7 @@ ifneq ($(GCC_TOOLCHAIN),) |
62 |
+ CLANG_FLAGS += --gcc-toolchain=$(GCC_TOOLCHAIN) |
63 |
+ endif |
64 |
+ CLANG_FLAGS += -no-integrated-as |
65 |
++CLANG_FLAGS += -Werror=unknown-warning-option |
66 |
+ KBUILD_CFLAGS += $(CLANG_FLAGS) |
67 |
+ KBUILD_AFLAGS += $(CLANG_FLAGS) |
68 |
+ export CLANG_FLAGS |
69 |
+diff --git a/arch/arm64/include/asm/assembler.h b/arch/arm64/include/asm/assembler.h |
70 |
+index f90f5d83b228..5a97ac853168 100644 |
71 |
+--- a/arch/arm64/include/asm/assembler.h |
72 |
++++ b/arch/arm64/include/asm/assembler.h |
73 |
+@@ -112,7 +112,11 @@ |
74 |
+ * RAS Error Synchronization barrier |
75 |
+ */ |
76 |
+ .macro esb |
77 |
++#ifdef CONFIG_ARM64_RAS_EXTN |
78 |
+ hint #16 |
79 |
++#else |
80 |
++ nop |
81 |
++#endif |
82 |
+ .endm |
83 |
+ |
84 |
+ /* |
85 |
+diff --git a/arch/powerpc/boot/xz_config.h b/arch/powerpc/boot/xz_config.h |
86 |
+index e22e5b3770dd..ebfadd39e192 100644 |
87 |
+--- a/arch/powerpc/boot/xz_config.h |
88 |
++++ b/arch/powerpc/boot/xz_config.h |
89 |
+@@ -20,10 +20,30 @@ static inline uint32_t swab32p(void *p) |
90 |
+ |
91 |
+ #ifdef __LITTLE_ENDIAN__ |
92 |
+ #define get_le32(p) (*((uint32_t *) (p))) |
93 |
++#define cpu_to_be32(x) swab32(x) |
94 |
++static inline u32 be32_to_cpup(const u32 *p) |
95 |
++{ |
96 |
++ return swab32p((u32 *)p); |
97 |
++} |
98 |
+ #else |
99 |
+ #define get_le32(p) swab32p(p) |
100 |
++#define cpu_to_be32(x) (x) |
101 |
++static inline u32 be32_to_cpup(const u32 *p) |
102 |
++{ |
103 |
++ return *p; |
104 |
++} |
105 |
+ #endif |
106 |
+ |
107 |
++static inline uint32_t get_unaligned_be32(const void *p) |
108 |
++{ |
109 |
++ return be32_to_cpup(p); |
110 |
++} |
111 |
++ |
112 |
++static inline void put_unaligned_be32(u32 val, void *p) |
113 |
++{ |
114 |
++ *((u32 *)p) = cpu_to_be32(val); |
115 |
++} |
116 |
++ |
117 |
+ #define memeq(a, b, size) (memcmp(a, b, size) == 0) |
118 |
+ #define memzero(buf, size) memset(buf, 0, size) |
119 |
+ |
120 |
+diff --git a/arch/powerpc/include/asm/cacheflush.h b/arch/powerpc/include/asm/cacheflush.h |
121 |
+index d5a8d7bf0759..b189f7aee222 100644 |
122 |
+--- a/arch/powerpc/include/asm/cacheflush.h |
123 |
++++ b/arch/powerpc/include/asm/cacheflush.h |
124 |
+@@ -32,9 +32,12 @@ |
125 |
+ * not expect this type of fault. flush_cache_vmap is not exactly the right |
126 |
+ * place to put this, but it seems to work well enough. |
127 |
+ */ |
128 |
+-#define flush_cache_vmap(start, end) do { asm volatile("ptesync" ::: "memory"); } while (0) |
129 |
++static inline void flush_cache_vmap(unsigned long start, unsigned long end) |
130 |
++{ |
131 |
++ asm volatile("ptesync" ::: "memory"); |
132 |
++} |
133 |
+ #else |
134 |
+-#define flush_cache_vmap(start, end) do { } while (0) |
135 |
++static inline void flush_cache_vmap(unsigned long start, unsigned long end) { } |
136 |
+ #endif |
137 |
+ |
138 |
+ #define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 1 |
139 |
+diff --git a/arch/powerpc/kernel/eeh.c b/arch/powerpc/kernel/eeh.c |
140 |
+index c72767a5327a..fe3c6f3bd3b6 100644 |
141 |
+--- a/arch/powerpc/kernel/eeh.c |
142 |
++++ b/arch/powerpc/kernel/eeh.c |
143 |
+@@ -360,10 +360,19 @@ static inline unsigned long eeh_token_to_phys(unsigned long token) |
144 |
+ ptep = find_init_mm_pte(token, &hugepage_shift); |
145 |
+ if (!ptep) |
146 |
+ return token; |
147 |
+- WARN_ON(hugepage_shift); |
148 |
+- pa = pte_pfn(*ptep) << PAGE_SHIFT; |
149 |
+ |
150 |
+- return pa | (token & (PAGE_SIZE-1)); |
151 |
++ pa = pte_pfn(*ptep); |
152 |
++ |
153 |
++ /* On radix we can do hugepage mappings for io, so handle that */ |
154 |
++ if (hugepage_shift) { |
155 |
++ pa <<= hugepage_shift; |
156 |
++ pa |= token & ((1ul << hugepage_shift) - 1); |
157 |
++ } else { |
158 |
++ pa <<= PAGE_SHIFT; |
159 |
++ pa |= token & (PAGE_SIZE - 1); |
160 |
++ } |
161 |
++ |
162 |
++ return pa; |
163 |
+ } |
164 |
+ |
165 |
+ /* |
166 |
+diff --git a/arch/powerpc/kernel/pci_of_scan.c b/arch/powerpc/kernel/pci_of_scan.c |
167 |
+index 98f04725def7..c101b321dece 100644 |
168 |
+--- a/arch/powerpc/kernel/pci_of_scan.c |
169 |
++++ b/arch/powerpc/kernel/pci_of_scan.c |
170 |
+@@ -45,6 +45,8 @@ unsigned int pci_parse_of_flags(u32 addr0, int bridge) |
171 |
+ if (addr0 & 0x02000000) { |
172 |
+ flags = IORESOURCE_MEM | PCI_BASE_ADDRESS_SPACE_MEMORY; |
173 |
+ flags |= (addr0 >> 22) & PCI_BASE_ADDRESS_MEM_TYPE_64; |
174 |
++ if (flags & PCI_BASE_ADDRESS_MEM_TYPE_64) |
175 |
++ flags |= IORESOURCE_MEM_64; |
176 |
+ flags |= (addr0 >> 28) & PCI_BASE_ADDRESS_MEM_TYPE_1M; |
177 |
+ if (addr0 & 0x40000000) |
178 |
+ flags |= IORESOURCE_PREFETCH |
179 |
+diff --git a/arch/powerpc/kernel/signal_32.c b/arch/powerpc/kernel/signal_32.c |
180 |
+index fd59fef9931b..906b05c2adae 100644 |
181 |
+--- a/arch/powerpc/kernel/signal_32.c |
182 |
++++ b/arch/powerpc/kernel/signal_32.c |
183 |
+@@ -1202,6 +1202,9 @@ SYSCALL_DEFINE0(rt_sigreturn) |
184 |
+ goto bad; |
185 |
+ |
186 |
+ if (MSR_TM_ACTIVE(msr_hi<<32)) { |
187 |
++ /* Trying to start TM on non TM system */ |
188 |
++ if (!cpu_has_feature(CPU_FTR_TM)) |
189 |
++ goto bad; |
190 |
+ /* We only recheckpoint on return if we're |
191 |
+ * transaction. |
192 |
+ */ |
193 |
+diff --git a/arch/powerpc/kernel/signal_64.c b/arch/powerpc/kernel/signal_64.c |
194 |
+index 14b0f5b6a373..b5933d7219db 100644 |
195 |
+--- a/arch/powerpc/kernel/signal_64.c |
196 |
++++ b/arch/powerpc/kernel/signal_64.c |
197 |
+@@ -750,6 +750,11 @@ SYSCALL_DEFINE0(rt_sigreturn) |
198 |
+ if (MSR_TM_ACTIVE(msr)) { |
199 |
+ /* We recheckpoint on return. */ |
200 |
+ struct ucontext __user *uc_transact; |
201 |
++ |
202 |
++ /* Trying to start TM on non TM system */ |
203 |
++ if (!cpu_has_feature(CPU_FTR_TM)) |
204 |
++ goto badframe; |
205 |
++ |
206 |
+ if (__get_user(uc_transact, &uc->uc_link)) |
207 |
+ goto badframe; |
208 |
+ if (restore_tm_sigcontexts(current, &uc->uc_mcontext, |
209 |
+diff --git a/arch/powerpc/mm/hugetlbpage.c b/arch/powerpc/mm/hugetlbpage.c |
210 |
+index 7296a42eb62e..cef0b7ee1024 100644 |
211 |
+--- a/arch/powerpc/mm/hugetlbpage.c |
212 |
++++ b/arch/powerpc/mm/hugetlbpage.c |
213 |
+@@ -150,6 +150,8 @@ pte_t *huge_pte_alloc(struct mm_struct *mm, unsigned long addr, unsigned long sz |
214 |
+ } else { |
215 |
+ pdshift = PUD_SHIFT; |
216 |
+ pu = pud_alloc(mm, pg, addr); |
217 |
++ if (!pu) |
218 |
++ return NULL; |
219 |
+ if (pshift == PUD_SHIFT) |
220 |
+ return (pte_t *)pu; |
221 |
+ else if (pshift > PMD_SHIFT) { |
222 |
+@@ -158,6 +160,8 @@ pte_t *huge_pte_alloc(struct mm_struct *mm, unsigned long addr, unsigned long sz |
223 |
+ } else { |
224 |
+ pdshift = PMD_SHIFT; |
225 |
+ pm = pmd_alloc(mm, pu, addr); |
226 |
++ if (!pm) |
227 |
++ return NULL; |
228 |
+ if (pshift == PMD_SHIFT) |
229 |
+ /* 16MB hugepage */ |
230 |
+ return (pte_t *)pm; |
231 |
+@@ -174,12 +178,16 @@ pte_t *huge_pte_alloc(struct mm_struct *mm, unsigned long addr, unsigned long sz |
232 |
+ } else { |
233 |
+ pdshift = PUD_SHIFT; |
234 |
+ pu = pud_alloc(mm, pg, addr); |
235 |
++ if (!pu) |
236 |
++ return NULL; |
237 |
+ if (pshift >= PUD_SHIFT) { |
238 |
+ ptl = pud_lockptr(mm, pu); |
239 |
+ hpdp = (hugepd_t *)pu; |
240 |
+ } else { |
241 |
+ pdshift = PMD_SHIFT; |
242 |
+ pm = pmd_alloc(mm, pu, addr); |
243 |
++ if (!pm) |
244 |
++ return NULL; |
245 |
+ ptl = pmd_lockptr(mm, pm); |
246 |
+ hpdp = (hugepd_t *)pm; |
247 |
+ } |
248 |
+diff --git a/arch/powerpc/platforms/4xx/uic.c b/arch/powerpc/platforms/4xx/uic.c |
249 |
+index 8b4dd0da0839..9e27cfe27026 100644 |
250 |
+--- a/arch/powerpc/platforms/4xx/uic.c |
251 |
++++ b/arch/powerpc/platforms/4xx/uic.c |
252 |
+@@ -158,6 +158,7 @@ static int uic_set_irq_type(struct irq_data *d, unsigned int flow_type) |
253 |
+ |
254 |
+ mtdcr(uic->dcrbase + UIC_PR, pr); |
255 |
+ mtdcr(uic->dcrbase + UIC_TR, tr); |
256 |
++ mtdcr(uic->dcrbase + UIC_SR, ~mask); |
257 |
+ |
258 |
+ raw_spin_unlock_irqrestore(&uic->lock, flags); |
259 |
+ |
260 |
+diff --git a/arch/powerpc/platforms/pseries/mobility.c b/arch/powerpc/platforms/pseries/mobility.c |
261 |
+index f0e30dc94988..7b60fcf04dc4 100644 |
262 |
+--- a/arch/powerpc/platforms/pseries/mobility.c |
263 |
++++ b/arch/powerpc/platforms/pseries/mobility.c |
264 |
+@@ -9,6 +9,7 @@ |
265 |
+ * 2 as published by the Free Software Foundation. |
266 |
+ */ |
267 |
+ |
268 |
++#include <linux/cpu.h> |
269 |
+ #include <linux/kernel.h> |
270 |
+ #include <linux/kobject.h> |
271 |
+ #include <linux/smp.h> |
272 |
+@@ -344,11 +345,19 @@ void post_mobility_fixup(void) |
273 |
+ if (rc) |
274 |
+ printk(KERN_ERR "Post-mobility activate-fw failed: %d\n", rc); |
275 |
+ |
276 |
++ /* |
277 |
++ * We don't want CPUs to go online/offline while the device |
278 |
++ * tree is being updated. |
279 |
++ */ |
280 |
++ cpus_read_lock(); |
281 |
++ |
282 |
+ rc = pseries_devicetree_update(MIGRATION_SCOPE); |
283 |
+ if (rc) |
284 |
+ printk(KERN_ERR "Post-mobility device tree update " |
285 |
+ "failed: %d\n", rc); |
286 |
+ |
287 |
++ cpus_read_unlock(); |
288 |
++ |
289 |
+ /* Possibly switch to a new RFI flush type */ |
290 |
+ pseries_setup_rfi_flush(); |
291 |
+ |
292 |
+diff --git a/arch/powerpc/sysdev/xive/common.c b/arch/powerpc/sysdev/xive/common.c |
293 |
+index 959a2a62f233..0b24b1031221 100644 |
294 |
+--- a/arch/powerpc/sysdev/xive/common.c |
295 |
++++ b/arch/powerpc/sysdev/xive/common.c |
296 |
+@@ -483,7 +483,7 @@ static int xive_find_target_in_mask(const struct cpumask *mask, |
297 |
+ * Now go through the entire mask until we find a valid |
298 |
+ * target. |
299 |
+ */ |
300 |
+- for (;;) { |
301 |
++ do { |
302 |
+ /* |
303 |
+ * We re-check online as the fallback case passes us |
304 |
+ * an untested affinity mask |
305 |
+@@ -491,12 +491,11 @@ static int xive_find_target_in_mask(const struct cpumask *mask, |
306 |
+ if (cpu_online(cpu) && xive_try_pick_target(cpu)) |
307 |
+ return cpu; |
308 |
+ cpu = cpumask_next(cpu, mask); |
309 |
+- if (cpu == first) |
310 |
+- break; |
311 |
+ /* Wrap around */ |
312 |
+ if (cpu >= nr_cpu_ids) |
313 |
+ cpu = cpumask_first(mask); |
314 |
+- } |
315 |
++ } while (cpu != first); |
316 |
++ |
317 |
+ return -1; |
318 |
+ } |
319 |
+ |
320 |
+diff --git a/arch/powerpc/xmon/xmon.c b/arch/powerpc/xmon/xmon.c |
321 |
+index dd6badc31f45..74cfc1be04d6 100644 |
322 |
+--- a/arch/powerpc/xmon/xmon.c |
323 |
++++ b/arch/powerpc/xmon/xmon.c |
324 |
+@@ -466,8 +466,10 @@ static int xmon_core(struct pt_regs *regs, int fromipi) |
325 |
+ local_irq_save(flags); |
326 |
+ hard_irq_disable(); |
327 |
+ |
328 |
+- tracing_enabled = tracing_is_on(); |
329 |
+- tracing_off(); |
330 |
++ if (!fromipi) { |
331 |
++ tracing_enabled = tracing_is_on(); |
332 |
++ tracing_off(); |
333 |
++ } |
334 |
+ |
335 |
+ bp = in_breakpoint_table(regs->nip, &offset); |
336 |
+ if (bp != NULL) { |
337 |
+diff --git a/arch/sh/include/asm/io.h b/arch/sh/include/asm/io.h |
338 |
+index 98cb8c802b1a..0ae60d680000 100644 |
339 |
+--- a/arch/sh/include/asm/io.h |
340 |
++++ b/arch/sh/include/asm/io.h |
341 |
+@@ -371,7 +371,11 @@ static inline int iounmap_fixed(void __iomem *addr) { return -EINVAL; } |
342 |
+ |
343 |
+ #define ioremap_nocache ioremap |
344 |
+ #define ioremap_uc ioremap |
345 |
+-#define iounmap __iounmap |
346 |
++ |
347 |
++static inline void iounmap(void __iomem *addr) |
348 |
++{ |
349 |
++ __iounmap(addr); |
350 |
++} |
351 |
+ |
352 |
+ /* |
353 |
+ * Convert a physical pointer to a virtual kernel pointer for /dev/mem |
354 |
+diff --git a/arch/um/include/asm/mmu_context.h b/arch/um/include/asm/mmu_context.h |
355 |
+index fca34b2177e2..129fb1d1f1c5 100644 |
356 |
+--- a/arch/um/include/asm/mmu_context.h |
357 |
++++ b/arch/um/include/asm/mmu_context.h |
358 |
+@@ -53,7 +53,7 @@ static inline void activate_mm(struct mm_struct *old, struct mm_struct *new) |
359 |
+ * when the new ->mm is used for the first time. |
360 |
+ */ |
361 |
+ __switch_mm(&new->context.id); |
362 |
+- down_write(&new->mmap_sem); |
363 |
++ down_write_nested(&new->mmap_sem, 1); |
364 |
+ uml_setup_stubs(new); |
365 |
+ up_write(&new->mmap_sem); |
366 |
+ } |
367 |
+diff --git a/arch/x86/kernel/cpu/bugs.c b/arch/x86/kernel/cpu/bugs.c |
368 |
+index a5cde748cf76..c5690440fbd4 100644 |
369 |
+--- a/arch/x86/kernel/cpu/bugs.c |
370 |
++++ b/arch/x86/kernel/cpu/bugs.c |
371 |
+@@ -1196,7 +1196,7 @@ static ssize_t l1tf_show_state(char *buf) |
372 |
+ |
373 |
+ static ssize_t mds_show_state(char *buf) |
374 |
+ { |
375 |
+- if (!hypervisor_is_type(X86_HYPER_NATIVE)) { |
376 |
++ if (boot_cpu_has(X86_FEATURE_HYPERVISOR)) { |
377 |
+ return sprintf(buf, "%s; SMT Host state unknown\n", |
378 |
+ mds_strings[mds_mitigation]); |
379 |
+ } |
380 |
+diff --git a/arch/x86/kernel/sysfb_efi.c b/arch/x86/kernel/sysfb_efi.c |
381 |
+index 623965e86b65..897da526e40e 100644 |
382 |
+--- a/arch/x86/kernel/sysfb_efi.c |
383 |
++++ b/arch/x86/kernel/sysfb_efi.c |
384 |
+@@ -231,9 +231,55 @@ static const struct dmi_system_id efifb_dmi_system_table[] __initconst = { |
385 |
+ {}, |
386 |
+ }; |
387 |
+ |
388 |
++/* |
389 |
++ * Some devices have a portrait LCD but advertise a landscape resolution (and |
390 |
++ * pitch). We simply swap width and height for these devices so that we can |
391 |
++ * correctly deal with some of them coming with multiple resolutions. |
392 |
++ */ |
393 |
++static const struct dmi_system_id efifb_dmi_swap_width_height[] __initconst = { |
394 |
++ { |
395 |
++ /* |
396 |
++ * Lenovo MIIX310-10ICR, only some batches have the troublesome |
397 |
++ * 800x1280 portrait screen. Luckily the portrait version has |
398 |
++ * its own BIOS version, so we match on that. |
399 |
++ */ |
400 |
++ .matches = { |
401 |
++ DMI_EXACT_MATCH(DMI_SYS_VENDOR, "LENOVO"), |
402 |
++ DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, "MIIX 310-10ICR"), |
403 |
++ DMI_EXACT_MATCH(DMI_BIOS_VERSION, "1HCN44WW"), |
404 |
++ }, |
405 |
++ }, |
406 |
++ { |
407 |
++ /* Lenovo MIIX 320-10ICR with 800x1280 portrait screen */ |
408 |
++ .matches = { |
409 |
++ DMI_EXACT_MATCH(DMI_SYS_VENDOR, "LENOVO"), |
410 |
++ DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, |
411 |
++ "Lenovo MIIX 320-10ICR"), |
412 |
++ }, |
413 |
++ }, |
414 |
++ { |
415 |
++ /* Lenovo D330 with 800x1280 or 1200x1920 portrait screen */ |
416 |
++ .matches = { |
417 |
++ DMI_EXACT_MATCH(DMI_SYS_VENDOR, "LENOVO"), |
418 |
++ DMI_EXACT_MATCH(DMI_PRODUCT_VERSION, |
419 |
++ "Lenovo ideapad D330-10IGM"), |
420 |
++ }, |
421 |
++ }, |
422 |
++ {}, |
423 |
++}; |
424 |
++ |
425 |
+ __init void sysfb_apply_efi_quirks(void) |
426 |
+ { |
427 |
+ if (screen_info.orig_video_isVGA != VIDEO_TYPE_EFI || |
428 |
+ !(screen_info.capabilities & VIDEO_CAPABILITY_SKIP_QUIRKS)) |
429 |
+ dmi_check_system(efifb_dmi_system_table); |
430 |
++ |
431 |
++ if (screen_info.orig_video_isVGA == VIDEO_TYPE_EFI && |
432 |
++ dmi_check_system(efifb_dmi_swap_width_height)) { |
433 |
++ u16 temp = screen_info.lfb_width; |
434 |
++ |
435 |
++ screen_info.lfb_width = screen_info.lfb_height; |
436 |
++ screen_info.lfb_height = temp; |
437 |
++ screen_info.lfb_linelength = 4 * screen_info.lfb_width; |
438 |
++ } |
439 |
+ } |
440 |
+diff --git a/block/bio-integrity.c b/block/bio-integrity.c |
441 |
+index 67b5fb861a51..5bd90cd4b51e 100644 |
442 |
+--- a/block/bio-integrity.c |
443 |
++++ b/block/bio-integrity.c |
444 |
+@@ -291,8 +291,12 @@ bool bio_integrity_prep(struct bio *bio) |
445 |
+ ret = bio_integrity_add_page(bio, virt_to_page(buf), |
446 |
+ bytes, offset); |
447 |
+ |
448 |
+- if (ret == 0) |
449 |
+- return false; |
450 |
++ if (ret == 0) { |
451 |
++ printk(KERN_ERR "could not attach integrity payload\n"); |
452 |
++ kfree(buf); |
453 |
++ status = BLK_STS_RESOURCE; |
454 |
++ goto err_end_io; |
455 |
++ } |
456 |
+ |
457 |
+ if (ret < bytes) |
458 |
+ break; |
459 |
+diff --git a/block/blk-core.c b/block/blk-core.c |
460 |
+index 682bc561b77b..9ca703bcfe3b 100644 |
461 |
+--- a/block/blk-core.c |
462 |
++++ b/block/blk-core.c |
463 |
+@@ -198,6 +198,7 @@ void blk_rq_init(struct request_queue *q, struct request *rq) |
464 |
+ rq->internal_tag = -1; |
465 |
+ rq->start_time_ns = ktime_get_ns(); |
466 |
+ rq->part = NULL; |
467 |
++ refcount_set(&rq->ref, 1); |
468 |
+ } |
469 |
+ EXPORT_SYMBOL(blk_rq_init); |
470 |
+ |
471 |
+diff --git a/drivers/android/binder.c b/drivers/android/binder.c |
472 |
+index 5d67f5fec6c1..1e0e438f079f 100644 |
473 |
+--- a/drivers/android/binder.c |
474 |
++++ b/drivers/android/binder.c |
475 |
+@@ -2838,7 +2838,7 @@ static void binder_transaction(struct binder_proc *proc, |
476 |
+ else |
477 |
+ return_error = BR_DEAD_REPLY; |
478 |
+ mutex_unlock(&context->context_mgr_node_lock); |
479 |
+- if (target_node && target_proc == proc) { |
480 |
++ if (target_node && target_proc->pid == proc->pid) { |
481 |
+ binder_user_error("%d:%d got transaction to context manager from process owning it\n", |
482 |
+ proc->pid, thread->pid); |
483 |
+ return_error = BR_FAILED_REPLY; |
484 |
+diff --git a/drivers/char/hpet.c b/drivers/char/hpet.c |
485 |
+index 9bffcd37cc7b..c0732f032248 100644 |
486 |
+--- a/drivers/char/hpet.c |
487 |
++++ b/drivers/char/hpet.c |
488 |
+@@ -570,8 +570,7 @@ static inline unsigned long hpet_time_div(struct hpets *hpets, |
489 |
+ unsigned long long m; |
490 |
+ |
491 |
+ m = hpets->hp_tick_freq + (dis >> 1); |
492 |
+- do_div(m, dis); |
493 |
+- return (unsigned long)m; |
494 |
++ return div64_ul(m, dis); |
495 |
+ } |
496 |
+ |
497 |
+ static int |
498 |
+diff --git a/drivers/fpga/Kconfig b/drivers/fpga/Kconfig |
499 |
+index 1ebcef4bab5b..87337fcfbc0d 100644 |
500 |
+--- a/drivers/fpga/Kconfig |
501 |
++++ b/drivers/fpga/Kconfig |
502 |
+@@ -39,6 +39,7 @@ config ALTERA_PR_IP_CORE_PLAT |
503 |
+ config FPGA_MGR_ALTERA_PS_SPI |
504 |
+ tristate "Altera FPGA Passive Serial over SPI" |
505 |
+ depends on SPI |
506 |
++ select BITREVERSE |
507 |
+ help |
508 |
+ FPGA manager driver support for Altera Arria/Cyclone/Stratix |
509 |
+ using the passive serial interface over SPI. |
510 |
+diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c |
511 |
+index 72f8018fa2a8..ede27dab675f 100644 |
512 |
+--- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c |
513 |
++++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c |
514 |
+@@ -1037,6 +1037,9 @@ static int gmc_v9_0_gart_enable(struct amdgpu_device *adev) |
515 |
+ tmp = RREG32_SOC15(HDP, 0, mmHDP_HOST_PATH_CNTL); |
516 |
+ WREG32_SOC15(HDP, 0, mmHDP_HOST_PATH_CNTL, tmp); |
517 |
+ |
518 |
++ WREG32_SOC15(HDP, 0, mmHDP_NONSURFACE_BASE, (adev->gmc.vram_start >> 8)); |
519 |
++ WREG32_SOC15(HDP, 0, mmHDP_NONSURFACE_BASE_HI, (adev->gmc.vram_start >> 40)); |
520 |
++ |
521 |
+ /* After HDP is initialized, flush HDP.*/ |
522 |
+ adev->nbio_funcs->hdp_flush(adev, NULL); |
523 |
+ |
524 |
+diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c |
525 |
+index 4f22e745df51..189212cb3547 100644 |
526 |
+--- a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c |
527 |
++++ b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c |
528 |
+@@ -1268,12 +1268,17 @@ int amdkfd_fence_wait_timeout(unsigned int *fence_addr, |
529 |
+ return 0; |
530 |
+ } |
531 |
+ |
532 |
+-static int unmap_sdma_queues(struct device_queue_manager *dqm, |
533 |
+- unsigned int sdma_engine) |
534 |
++static int unmap_sdma_queues(struct device_queue_manager *dqm) |
535 |
+ { |
536 |
+- return pm_send_unmap_queue(&dqm->packets, KFD_QUEUE_TYPE_SDMA, |
537 |
+- KFD_UNMAP_QUEUES_FILTER_DYNAMIC_QUEUES, 0, false, |
538 |
+- sdma_engine); |
539 |
++ int i, retval = 0; |
540 |
++ |
541 |
++ for (i = 0; i < dqm->dev->device_info->num_sdma_engines; i++) { |
542 |
++ retval = pm_send_unmap_queue(&dqm->packets, KFD_QUEUE_TYPE_SDMA, |
543 |
++ KFD_UNMAP_QUEUES_FILTER_DYNAMIC_QUEUES, 0, false, i); |
544 |
++ if (retval) |
545 |
++ return retval; |
546 |
++ } |
547 |
++ return retval; |
548 |
+ } |
549 |
+ |
550 |
+ /* dqm->lock mutex has to be locked before calling this function */ |
551 |
+@@ -1312,10 +1317,8 @@ static int unmap_queues_cpsch(struct device_queue_manager *dqm, |
552 |
+ pr_debug("Before destroying queues, sdma queue count is : %u\n", |
553 |
+ dqm->sdma_queue_count); |
554 |
+ |
555 |
+- if (dqm->sdma_queue_count > 0) { |
556 |
+- unmap_sdma_queues(dqm, 0); |
557 |
+- unmap_sdma_queues(dqm, 1); |
558 |
+- } |
559 |
++ if (dqm->sdma_queue_count > 0) |
560 |
++ unmap_sdma_queues(dqm); |
561 |
+ |
562 |
+ retval = pm_send_unmap_queue(&dqm->packets, KFD_QUEUE_TYPE_COMPUTE, |
563 |
+ filter, filter_param, false, 0); |
564 |
+diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_v9.c b/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_v9.c |
565 |
+index 0cedb37cf513..985bebde5a34 100644 |
566 |
+--- a/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_v9.c |
567 |
++++ b/drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_v9.c |
568 |
+@@ -75,6 +75,7 @@ static int init_mqd(struct mqd_manager *mm, void **mqd, |
569 |
+ struct v9_mqd *m; |
570 |
+ struct kfd_dev *kfd = mm->dev; |
571 |
+ |
572 |
++ *mqd_mem_obj = NULL; |
573 |
+ /* From V9, for CWSR, the control stack is located on the next page |
574 |
+ * boundary after the mqd, we will use the gtt allocation function |
575 |
+ * instead of sub-allocation function. |
576 |
+@@ -92,8 +93,10 @@ static int init_mqd(struct mqd_manager *mm, void **mqd, |
577 |
+ } else |
578 |
+ retval = kfd_gtt_sa_allocate(mm->dev, sizeof(struct v9_mqd), |
579 |
+ mqd_mem_obj); |
580 |
+- if (retval != 0) |
581 |
++ if (retval) { |
582 |
++ kfree(*mqd_mem_obj); |
583 |
+ return -ENOMEM; |
584 |
++ } |
585 |
+ |
586 |
+ m = (struct v9_mqd *) (*mqd_mem_obj)->cpu_ptr; |
587 |
+ addr = (*mqd_mem_obj)->gpu_addr; |
588 |
+diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c |
589 |
+index dac7978f5ee1..221de241535a 100644 |
590 |
+--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c |
591 |
++++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c |
592 |
+@@ -3644,6 +3644,13 @@ void amdgpu_dm_connector_init_helper(struct amdgpu_display_manager *dm, |
593 |
+ { |
594 |
+ struct amdgpu_device *adev = dm->ddev->dev_private; |
595 |
+ |
596 |
++ /* |
597 |
++ * Some of the properties below require access to state, like bpc. |
598 |
++ * Allocate some default initial connector state with our reset helper. |
599 |
++ */ |
600 |
++ if (aconnector->base.funcs->reset) |
601 |
++ aconnector->base.funcs->reset(&aconnector->base); |
602 |
++ |
603 |
+ aconnector->connector_id = link_index; |
604 |
+ aconnector->dc_link = link; |
605 |
+ aconnector->base.interlace_allowed = false; |
606 |
+@@ -3811,9 +3818,6 @@ static int amdgpu_dm_connector_init(struct amdgpu_display_manager *dm, |
607 |
+ &aconnector->base, |
608 |
+ &amdgpu_dm_connector_helper_funcs); |
609 |
+ |
610 |
+- if (aconnector->base.funcs->reset) |
611 |
+- aconnector->base.funcs->reset(&aconnector->base); |
612 |
+- |
613 |
+ amdgpu_dm_connector_init_helper( |
614 |
+ dm, |
615 |
+ aconnector, |
616 |
+diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_abm.c b/drivers/gpu/drm/amd/display/dc/dce/dce_abm.c |
617 |
+index 29294db1a96b..070ab56a8aca 100644 |
618 |
+--- a/drivers/gpu/drm/amd/display/dc/dce/dce_abm.c |
619 |
++++ b/drivers/gpu/drm/amd/display/dc/dce/dce_abm.c |
620 |
+@@ -474,6 +474,8 @@ void dce_abm_destroy(struct abm **abm) |
621 |
+ { |
622 |
+ struct dce_abm *abm_dce = TO_DCE_ABM(*abm); |
623 |
+ |
624 |
++ abm_dce->base.funcs->set_abm_immediate_disable(*abm); |
625 |
++ |
626 |
+ kfree(abm_dce); |
627 |
+ *abm = NULL; |
628 |
+ } |
629 |
+diff --git a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c |
630 |
+index 53ccacf99eca..c3ad2bbec1a5 100644 |
631 |
+--- a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c |
632 |
++++ b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c |
633 |
+@@ -242,6 +242,9 @@ static void build_prescale_params(struct ipp_prescale_params *prescale_params, |
634 |
+ prescale_params->mode = IPP_PRESCALE_MODE_FIXED_UNSIGNED; |
635 |
+ |
636 |
+ switch (plane_state->format) { |
637 |
++ case SURFACE_PIXEL_FORMAT_GRPH_RGB565: |
638 |
++ prescale_params->scale = 0x2082; |
639 |
++ break; |
640 |
+ case SURFACE_PIXEL_FORMAT_GRPH_ARGB8888: |
641 |
+ case SURFACE_PIXEL_FORMAT_GRPH_ABGR8888: |
642 |
+ prescale_params->scale = 0x2020; |
643 |
+diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c |
644 |
+index 7736ef123e9b..ead221ccb93e 100644 |
645 |
+--- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c |
646 |
++++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c |
647 |
+@@ -23,6 +23,7 @@ |
648 |
+ * |
649 |
+ */ |
650 |
+ |
651 |
++#include <linux/delay.h> |
652 |
+ #include "dm_services.h" |
653 |
+ #include "core_types.h" |
654 |
+ #include "resource.h" |
655 |
+diff --git a/drivers/gpu/drm/bridge/sii902x.c b/drivers/gpu/drm/bridge/sii902x.c |
656 |
+index e59a13542333..0cc6dbbcddcf 100644 |
657 |
+--- a/drivers/gpu/drm/bridge/sii902x.c |
658 |
++++ b/drivers/gpu/drm/bridge/sii902x.c |
659 |
+@@ -261,10 +261,11 @@ static void sii902x_bridge_mode_set(struct drm_bridge *bridge, |
660 |
+ struct regmap *regmap = sii902x->regmap; |
661 |
+ u8 buf[HDMI_INFOFRAME_SIZE(AVI)]; |
662 |
+ struct hdmi_avi_infoframe frame; |
663 |
++ u16 pixel_clock_10kHz = adj->clock / 10; |
664 |
+ int ret; |
665 |
+ |
666 |
+- buf[0] = adj->clock; |
667 |
+- buf[1] = adj->clock >> 8; |
668 |
++ buf[0] = pixel_clock_10kHz & 0xff; |
669 |
++ buf[1] = pixel_clock_10kHz >> 8; |
670 |
+ buf[2] = adj->vrefresh; |
671 |
+ buf[3] = 0x00; |
672 |
+ buf[4] = adj->hdisplay; |
673 |
+diff --git a/drivers/gpu/drm/bridge/tc358767.c b/drivers/gpu/drm/bridge/tc358767.c |
674 |
+index 391547358756..aaca5248da07 100644 |
675 |
+--- a/drivers/gpu/drm/bridge/tc358767.c |
676 |
++++ b/drivers/gpu/drm/bridge/tc358767.c |
677 |
+@@ -1149,6 +1149,13 @@ static int tc_connector_get_modes(struct drm_connector *connector) |
678 |
+ struct tc_data *tc = connector_to_tc(connector); |
679 |
+ struct edid *edid; |
680 |
+ unsigned int count; |
681 |
++ int ret; |
682 |
++ |
683 |
++ ret = tc_get_display_props(tc); |
684 |
++ if (ret < 0) { |
685 |
++ dev_err(tc->dev, "failed to read display props: %d\n", ret); |
686 |
++ return 0; |
687 |
++ } |
688 |
+ |
689 |
+ if (tc->panel && tc->panel->funcs && tc->panel->funcs->get_modes) { |
690 |
+ count = tc->panel->funcs->get_modes(tc->panel); |
691 |
+diff --git a/drivers/gpu/drm/drm_debugfs_crc.c b/drivers/gpu/drm/drm_debugfs_crc.c |
692 |
+index 99961192bf03..c88e5ff41add 100644 |
693 |
+--- a/drivers/gpu/drm/drm_debugfs_crc.c |
694 |
++++ b/drivers/gpu/drm/drm_debugfs_crc.c |
695 |
+@@ -379,12 +379,13 @@ int drm_crtc_add_crc_entry(struct drm_crtc *crtc, bool has_frame, |
696 |
+ struct drm_crtc_crc *crc = &crtc->crc; |
697 |
+ struct drm_crtc_crc_entry *entry; |
698 |
+ int head, tail; |
699 |
++ unsigned long flags; |
700 |
+ |
701 |
+- spin_lock(&crc->lock); |
702 |
++ spin_lock_irqsave(&crc->lock, flags); |
703 |
+ |
704 |
+ /* Caller may not have noticed yet that userspace has stopped reading */ |
705 |
+ if (!crc->entries) { |
706 |
+- spin_unlock(&crc->lock); |
707 |
++ spin_unlock_irqrestore(&crc->lock, flags); |
708 |
+ return -EINVAL; |
709 |
+ } |
710 |
+ |
711 |
+@@ -395,7 +396,7 @@ int drm_crtc_add_crc_entry(struct drm_crtc *crtc, bool has_frame, |
712 |
+ bool was_overflow = crc->overflow; |
713 |
+ |
714 |
+ crc->overflow = true; |
715 |
+- spin_unlock(&crc->lock); |
716 |
++ spin_unlock_irqrestore(&crc->lock, flags); |
717 |
+ |
718 |
+ if (!was_overflow) |
719 |
+ DRM_ERROR("Overflow of CRC buffer, userspace reads too slow.\n"); |
720 |
+@@ -411,7 +412,7 @@ int drm_crtc_add_crc_entry(struct drm_crtc *crtc, bool has_frame, |
721 |
+ head = (head + 1) & (DRM_CRC_ENTRIES_NR - 1); |
722 |
+ crc->head = head; |
723 |
+ |
724 |
+- spin_unlock(&crc->lock); |
725 |
++ spin_unlock_irqrestore(&crc->lock, flags); |
726 |
+ |
727 |
+ wake_up_interruptible(&crc->wq); |
728 |
+ |
729 |
+diff --git a/drivers/gpu/drm/drm_edid_load.c b/drivers/gpu/drm/drm_edid_load.c |
730 |
+index a4915099aaa9..a0e107abc40d 100644 |
731 |
+--- a/drivers/gpu/drm/drm_edid_load.c |
732 |
++++ b/drivers/gpu/drm/drm_edid_load.c |
733 |
+@@ -290,6 +290,8 @@ struct edid *drm_load_edid_firmware(struct drm_connector *connector) |
734 |
+ * the last one found one as a fallback. |
735 |
+ */ |
736 |
+ fwstr = kstrdup(edid_firmware, GFP_KERNEL); |
737 |
++ if (!fwstr) |
738 |
++ return ERR_PTR(-ENOMEM); |
739 |
+ edidstr = fwstr; |
740 |
+ |
741 |
+ while ((edidname = strsep(&edidstr, ","))) { |
742 |
+diff --git a/drivers/gpu/drm/msm/msm_drv.c b/drivers/gpu/drm/msm/msm_drv.c |
743 |
+index c1abad8a8612..ed9a3a1e50ef 100644 |
744 |
+--- a/drivers/gpu/drm/msm/msm_drv.c |
745 |
++++ b/drivers/gpu/drm/msm/msm_drv.c |
746 |
+@@ -1321,16 +1321,24 @@ static int msm_pdev_probe(struct platform_device *pdev) |
747 |
+ |
748 |
+ ret = add_gpu_components(&pdev->dev, &match); |
749 |
+ if (ret) |
750 |
+- return ret; |
751 |
++ goto fail; |
752 |
+ |
753 |
+ /* on all devices that I am aware of, iommu's which can map |
754 |
+ * any address the cpu can see are used: |
755 |
+ */ |
756 |
+ ret = dma_set_mask_and_coherent(&pdev->dev, ~0); |
757 |
+ if (ret) |
758 |
+- return ret; |
759 |
++ goto fail; |
760 |
++ |
761 |
++ ret = component_master_add_with_match(&pdev->dev, &msm_drm_ops, match); |
762 |
++ if (ret) |
763 |
++ goto fail; |
764 |
+ |
765 |
+- return component_master_add_with_match(&pdev->dev, &msm_drm_ops, match); |
766 |
++ return 0; |
767 |
++ |
768 |
++fail: |
769 |
++ of_platform_depopulate(&pdev->dev); |
770 |
++ return ret; |
771 |
+ } |
772 |
+ |
773 |
+ static int msm_pdev_remove(struct platform_device *pdev) |
774 |
+diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c |
775 |
+index 97964f7f2ace..b1d41c4921dd 100644 |
776 |
+--- a/drivers/gpu/drm/panel/panel-simple.c |
777 |
++++ b/drivers/gpu/drm/panel/panel-simple.c |
778 |
+@@ -2803,7 +2803,14 @@ static int panel_simple_dsi_probe(struct mipi_dsi_device *dsi) |
779 |
+ dsi->format = desc->format; |
780 |
+ dsi->lanes = desc->lanes; |
781 |
+ |
782 |
+- return mipi_dsi_attach(dsi); |
783 |
++ err = mipi_dsi_attach(dsi); |
784 |
++ if (err) { |
785 |
++ struct panel_simple *panel = dev_get_drvdata(&dsi->dev); |
786 |
++ |
787 |
++ drm_panel_remove(&panel->base); |
788 |
++ } |
789 |
++ |
790 |
++ return err; |
791 |
+ } |
792 |
+ |
793 |
+ static int panel_simple_dsi_remove(struct mipi_dsi_device *dsi) |
794 |
+diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c |
795 |
+index f8f9ae6622eb..873624a11ce8 100644 |
796 |
+--- a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c |
797 |
++++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c |
798 |
+@@ -880,7 +880,8 @@ static bool vop_crtc_mode_fixup(struct drm_crtc *crtc, |
799 |
+ struct vop *vop = to_vop(crtc); |
800 |
+ |
801 |
+ adjusted_mode->clock = |
802 |
+- clk_round_rate(vop->dclk, mode->clock * 1000) / 1000; |
803 |
++ DIV_ROUND_UP(clk_round_rate(vop->dclk, mode->clock * 1000), |
804 |
++ 1000); |
805 |
+ |
806 |
+ return true; |
807 |
+ } |
808 |
+diff --git a/drivers/gpu/drm/virtio/virtgpu_ioctl.c b/drivers/gpu/drm/virtio/virtgpu_ioctl.c |
809 |
+index 7bdf6f0e58a5..8d2f5ded86d6 100644 |
810 |
+--- a/drivers/gpu/drm/virtio/virtgpu_ioctl.c |
811 |
++++ b/drivers/gpu/drm/virtio/virtgpu_ioctl.c |
812 |
+@@ -528,6 +528,9 @@ static int virtio_gpu_get_caps_ioctl(struct drm_device *dev, |
813 |
+ if (!ret) |
814 |
+ return -EBUSY; |
815 |
+ |
816 |
++ /* is_valid check must proceed before copy of the cache entry. */ |
817 |
++ smp_rmb(); |
818 |
++ |
819 |
+ ptr = cache_ent->caps_cache; |
820 |
+ |
821 |
+ copy_exit: |
822 |
+diff --git a/drivers/gpu/drm/virtio/virtgpu_vq.c b/drivers/gpu/drm/virtio/virtgpu_vq.c |
823 |
+index 020070d483d3..c8a581b1f4c4 100644 |
824 |
+--- a/drivers/gpu/drm/virtio/virtgpu_vq.c |
825 |
++++ b/drivers/gpu/drm/virtio/virtgpu_vq.c |
826 |
+@@ -588,6 +588,8 @@ static void virtio_gpu_cmd_capset_cb(struct virtio_gpu_device *vgdev, |
827 |
+ cache_ent->id == le32_to_cpu(cmd->capset_id)) { |
828 |
+ memcpy(cache_ent->caps_cache, resp->capset_data, |
829 |
+ cache_ent->size); |
830 |
++ /* Copy must occur before is_valid is signalled. */ |
831 |
++ smp_wmb(); |
832 |
+ atomic_set(&cache_ent->is_valid, 1); |
833 |
+ break; |
834 |
+ } |
835 |
+diff --git a/drivers/gpu/host1x/bus.c b/drivers/gpu/host1x/bus.c |
836 |
+index 815bdb42e3f0..0121fe7a4548 100644 |
837 |
+--- a/drivers/gpu/host1x/bus.c |
838 |
++++ b/drivers/gpu/host1x/bus.c |
839 |
+@@ -423,6 +423,9 @@ static int host1x_device_add(struct host1x *host1x, |
840 |
+ |
841 |
+ of_dma_configure(&device->dev, host1x->dev->of_node, true); |
842 |
+ |
843 |
++ device->dev.dma_parms = &device->dma_parms; |
844 |
++ dma_set_max_seg_size(&device->dev, SZ_4M); |
845 |
++ |
846 |
+ err = host1x_device_parse_dt(device, driver); |
847 |
+ if (err < 0) { |
848 |
+ kfree(device); |
849 |
+diff --git a/drivers/i2c/busses/i2c-stm32f7.c b/drivers/i2c/busses/i2c-stm32f7.c |
850 |
+index a492da9fd0d3..ac9c9486b834 100644 |
851 |
+--- a/drivers/i2c/busses/i2c-stm32f7.c |
852 |
++++ b/drivers/i2c/busses/i2c-stm32f7.c |
853 |
+@@ -24,7 +24,6 @@ |
854 |
+ #include <linux/module.h> |
855 |
+ #include <linux/of.h> |
856 |
+ #include <linux/of_address.h> |
857 |
+-#include <linux/of_irq.h> |
858 |
+ #include <linux/of_platform.h> |
859 |
+ #include <linux/platform_device.h> |
860 |
+ #include <linux/reset.h> |
861 |
+@@ -1782,15 +1781,14 @@ static struct i2c_algorithm stm32f7_i2c_algo = { |
862 |
+ |
863 |
+ static int stm32f7_i2c_probe(struct platform_device *pdev) |
864 |
+ { |
865 |
+- struct device_node *np = pdev->dev.of_node; |
866 |
+ struct stm32f7_i2c_dev *i2c_dev; |
867 |
+ const struct stm32f7_i2c_setup *setup; |
868 |
+ struct resource *res; |
869 |
+- u32 irq_error, irq_event, clk_rate, rise_time, fall_time; |
870 |
++ u32 clk_rate, rise_time, fall_time; |
871 |
+ struct i2c_adapter *adap; |
872 |
+ struct reset_control *rst; |
873 |
+ dma_addr_t phy_addr; |
874 |
+- int ret; |
875 |
++ int irq_error, irq_event, ret; |
876 |
+ |
877 |
+ i2c_dev = devm_kzalloc(&pdev->dev, sizeof(*i2c_dev), GFP_KERNEL); |
878 |
+ if (!i2c_dev) |
879 |
+@@ -1802,16 +1800,20 @@ static int stm32f7_i2c_probe(struct platform_device *pdev) |
880 |
+ return PTR_ERR(i2c_dev->base); |
881 |
+ phy_addr = (dma_addr_t)res->start; |
882 |
+ |
883 |
+- irq_event = irq_of_parse_and_map(np, 0); |
884 |
+- if (!irq_event) { |
885 |
+- dev_err(&pdev->dev, "IRQ event missing or invalid\n"); |
886 |
+- return -EINVAL; |
887 |
++ irq_event = platform_get_irq(pdev, 0); |
888 |
++ if (irq_event <= 0) { |
889 |
++ if (irq_event != -EPROBE_DEFER) |
890 |
++ dev_err(&pdev->dev, "Failed to get IRQ event: %d\n", |
891 |
++ irq_event); |
892 |
++ return irq_event ? : -ENOENT; |
893 |
+ } |
894 |
+ |
895 |
+- irq_error = irq_of_parse_and_map(np, 1); |
896 |
+- if (!irq_error) { |
897 |
+- dev_err(&pdev->dev, "IRQ error missing or invalid\n"); |
898 |
+- return -EINVAL; |
899 |
++ irq_error = platform_get_irq(pdev, 1); |
900 |
++ if (irq_error <= 0) { |
901 |
++ if (irq_error != -EPROBE_DEFER) |
902 |
++ dev_err(&pdev->dev, "Failed to get IRQ error: %d\n", |
903 |
++ irq_error); |
904 |
++ return irq_error ? : -ENOENT; |
905 |
+ } |
906 |
+ |
907 |
+ i2c_dev->clk = devm_clk_get(&pdev->dev, NULL); |
908 |
+diff --git a/drivers/iio/adc/stm32-dfsdm-adc.c b/drivers/iio/adc/stm32-dfsdm-adc.c |
909 |
+index fcd4a1c00ca0..15a115210108 100644 |
910 |
+--- a/drivers/iio/adc/stm32-dfsdm-adc.c |
911 |
++++ b/drivers/iio/adc/stm32-dfsdm-adc.c |
912 |
+@@ -1144,6 +1144,12 @@ static int stm32_dfsdm_adc_probe(struct platform_device *pdev) |
913 |
+ * So IRQ associated to filter instance 0 is dedicated to the Filter 0. |
914 |
+ */ |
915 |
+ irq = platform_get_irq(pdev, 0); |
916 |
++ if (irq < 0) { |
917 |
++ if (irq != -EPROBE_DEFER) |
918 |
++ dev_err(dev, "Failed to get IRQ: %d\n", irq); |
919 |
++ return irq; |
920 |
++ } |
921 |
++ |
922 |
+ ret = devm_request_irq(dev, irq, stm32_dfsdm_irq, |
923 |
+ 0, pdev->name, adc); |
924 |
+ if (ret < 0) { |
925 |
+diff --git a/drivers/iio/adc/stm32-dfsdm-core.c b/drivers/iio/adc/stm32-dfsdm-core.c |
926 |
+index bf089f5d6225..941630615e88 100644 |
927 |
+--- a/drivers/iio/adc/stm32-dfsdm-core.c |
928 |
++++ b/drivers/iio/adc/stm32-dfsdm-core.c |
929 |
+@@ -213,6 +213,8 @@ static int stm32_dfsdm_parse_of(struct platform_device *pdev, |
930 |
+ } |
931 |
+ priv->dfsdm.phys_base = res->start; |
932 |
+ priv->dfsdm.base = devm_ioremap_resource(&pdev->dev, res); |
933 |
++ if (IS_ERR(priv->dfsdm.base)) |
934 |
++ return PTR_ERR(priv->dfsdm.base); |
935 |
+ |
936 |
+ /* |
937 |
+ * "dfsdm" clock is mandatory for DFSDM peripheral clocking. |
938 |
+@@ -222,8 +224,10 @@ static int stm32_dfsdm_parse_of(struct platform_device *pdev, |
939 |
+ */ |
940 |
+ priv->clk = devm_clk_get(&pdev->dev, "dfsdm"); |
941 |
+ if (IS_ERR(priv->clk)) { |
942 |
+- dev_err(&pdev->dev, "No stm32_dfsdm_clk clock found\n"); |
943 |
+- return -EINVAL; |
944 |
++ ret = PTR_ERR(priv->clk); |
945 |
++ if (ret != -EPROBE_DEFER) |
946 |
++ dev_err(&pdev->dev, "Failed to get clock (%d)\n", ret); |
947 |
++ return ret; |
948 |
+ } |
949 |
+ |
950 |
+ priv->aclk = devm_clk_get(&pdev->dev, "audio"); |
951 |
+diff --git a/drivers/infiniband/hw/i40iw/i40iw_verbs.c b/drivers/infiniband/hw/i40iw/i40iw_verbs.c |
952 |
+index e2e6c74a7452..a5e3349b8a7c 100644 |
953 |
+--- a/drivers/infiniband/hw/i40iw/i40iw_verbs.c |
954 |
++++ b/drivers/infiniband/hw/i40iw/i40iw_verbs.c |
955 |
+@@ -806,6 +806,8 @@ static int i40iw_query_qp(struct ib_qp *ibqp, |
956 |
+ struct i40iw_qp *iwqp = to_iwqp(ibqp); |
957 |
+ struct i40iw_sc_qp *qp = &iwqp->sc_qp; |
958 |
+ |
959 |
++ attr->qp_state = iwqp->ibqp_state; |
960 |
++ attr->cur_qp_state = attr->qp_state; |
961 |
+ attr->qp_access_flags = 0; |
962 |
+ attr->cap.max_send_wr = qp->qp_uk.sq_size; |
963 |
+ attr->cap.max_recv_wr = qp->qp_uk.rq_size; |
964 |
+diff --git a/drivers/infiniband/hw/mlx5/mad.c b/drivers/infiniband/hw/mlx5/mad.c |
965 |
+index 32a9e9228b13..cdf6e26ebc87 100644 |
966 |
+--- a/drivers/infiniband/hw/mlx5/mad.c |
967 |
++++ b/drivers/infiniband/hw/mlx5/mad.c |
968 |
+@@ -197,19 +197,33 @@ static void pma_cnt_assign(struct ib_pma_portcounters *pma_cnt, |
969 |
+ vl_15_dropped); |
970 |
+ } |
971 |
+ |
972 |
+-static int process_pma_cmd(struct mlx5_core_dev *mdev, u8 port_num, |
973 |
++static int process_pma_cmd(struct mlx5_ib_dev *dev, u8 port_num, |
974 |
+ const struct ib_mad *in_mad, struct ib_mad *out_mad) |
975 |
+ { |
976 |
+- int err; |
977 |
++ struct mlx5_core_dev *mdev; |
978 |
++ bool native_port = true; |
979 |
++ u8 mdev_port_num; |
980 |
+ void *out_cnt; |
981 |
++ int err; |
982 |
+ |
983 |
++ mdev = mlx5_ib_get_native_port_mdev(dev, port_num, &mdev_port_num); |
984 |
++ if (!mdev) { |
985 |
++ /* Fail to get the native port, likely due to 2nd port is still |
986 |
++ * unaffiliated. In such case default to 1st port and attached |
987 |
++ * PF device. |
988 |
++ */ |
989 |
++ native_port = false; |
990 |
++ mdev = dev->mdev; |
991 |
++ mdev_port_num = 1; |
992 |
++ } |
993 |
+ /* Declaring support of extended counters */ |
994 |
+ if (in_mad->mad_hdr.attr_id == IB_PMA_CLASS_PORT_INFO) { |
995 |
+ struct ib_class_port_info cpi = {}; |
996 |
+ |
997 |
+ cpi.capability_mask = IB_PMA_CLASS_CAP_EXT_WIDTH; |
998 |
+ memcpy((out_mad->data + 40), &cpi, sizeof(cpi)); |
999 |
+- return IB_MAD_RESULT_SUCCESS | IB_MAD_RESULT_REPLY; |
1000 |
++ err = IB_MAD_RESULT_SUCCESS | IB_MAD_RESULT_REPLY; |
1001 |
++ goto done; |
1002 |
+ } |
1003 |
+ |
1004 |
+ if (in_mad->mad_hdr.attr_id == IB_PMA_PORT_COUNTERS_EXT) { |
1005 |
+@@ -218,11 +232,13 @@ static int process_pma_cmd(struct mlx5_core_dev *mdev, u8 port_num, |
1006 |
+ int sz = MLX5_ST_SZ_BYTES(query_vport_counter_out); |
1007 |
+ |
1008 |
+ out_cnt = kvzalloc(sz, GFP_KERNEL); |
1009 |
+- if (!out_cnt) |
1010 |
+- return IB_MAD_RESULT_FAILURE; |
1011 |
++ if (!out_cnt) { |
1012 |
++ err = IB_MAD_RESULT_FAILURE; |
1013 |
++ goto done; |
1014 |
++ } |
1015 |
+ |
1016 |
+ err = mlx5_core_query_vport_counter(mdev, 0, 0, |
1017 |
+- port_num, out_cnt, sz); |
1018 |
++ mdev_port_num, out_cnt, sz); |
1019 |
+ if (!err) |
1020 |
+ pma_cnt_ext_assign(pma_cnt_ext, out_cnt); |
1021 |
+ } else { |
1022 |
+@@ -231,20 +247,23 @@ static int process_pma_cmd(struct mlx5_core_dev *mdev, u8 port_num, |
1023 |
+ int sz = MLX5_ST_SZ_BYTES(ppcnt_reg); |
1024 |
+ |
1025 |
+ out_cnt = kvzalloc(sz, GFP_KERNEL); |
1026 |
+- if (!out_cnt) |
1027 |
+- return IB_MAD_RESULT_FAILURE; |
1028 |
++ if (!out_cnt) { |
1029 |
++ err = IB_MAD_RESULT_FAILURE; |
1030 |
++ goto done; |
1031 |
++ } |
1032 |
+ |
1033 |
+- err = mlx5_core_query_ib_ppcnt(mdev, port_num, |
1034 |
++ err = mlx5_core_query_ib_ppcnt(mdev, mdev_port_num, |
1035 |
+ out_cnt, sz); |
1036 |
+ if (!err) |
1037 |
+ pma_cnt_assign(pma_cnt, out_cnt); |
1038 |
+- } |
1039 |
+- |
1040 |
++ } |
1041 |
+ kvfree(out_cnt); |
1042 |
+- if (err) |
1043 |
+- return IB_MAD_RESULT_FAILURE; |
1044 |
+- |
1045 |
+- return IB_MAD_RESULT_SUCCESS | IB_MAD_RESULT_REPLY; |
1046 |
++ err = err ? IB_MAD_RESULT_FAILURE : |
1047 |
++ IB_MAD_RESULT_SUCCESS | IB_MAD_RESULT_REPLY; |
1048 |
++done: |
1049 |
++ if (native_port) |
1050 |
++ mlx5_ib_put_native_port_mdev(dev, port_num); |
1051 |
++ return err; |
1052 |
+ } |
1053 |
+ |
1054 |
+ int mlx5_ib_process_mad(struct ib_device *ibdev, int mad_flags, u8 port_num, |
1055 |
+@@ -256,8 +275,6 @@ int mlx5_ib_process_mad(struct ib_device *ibdev, int mad_flags, u8 port_num, |
1056 |
+ struct mlx5_ib_dev *dev = to_mdev(ibdev); |
1057 |
+ const struct ib_mad *in_mad = (const struct ib_mad *)in; |
1058 |
+ struct ib_mad *out_mad = (struct ib_mad *)out; |
1059 |
+- struct mlx5_core_dev *mdev; |
1060 |
+- u8 mdev_port_num; |
1061 |
+ int ret; |
1062 |
+ |
1063 |
+ if (WARN_ON_ONCE(in_mad_size != sizeof(*in_mad) || |
1064 |
+@@ -266,19 +283,14 @@ int mlx5_ib_process_mad(struct ib_device *ibdev, int mad_flags, u8 port_num, |
1065 |
+ |
1066 |
+ memset(out_mad->data, 0, sizeof(out_mad->data)); |
1067 |
+ |
1068 |
+- mdev = mlx5_ib_get_native_port_mdev(dev, port_num, &mdev_port_num); |
1069 |
+- if (!mdev) |
1070 |
+- return IB_MAD_RESULT_FAILURE; |
1071 |
+- |
1072 |
+- if (MLX5_CAP_GEN(mdev, vport_counters) && |
1073 |
++ if (MLX5_CAP_GEN(dev->mdev, vport_counters) && |
1074 |
+ in_mad->mad_hdr.mgmt_class == IB_MGMT_CLASS_PERF_MGMT && |
1075 |
+ in_mad->mad_hdr.method == IB_MGMT_METHOD_GET) { |
1076 |
+- ret = process_pma_cmd(mdev, mdev_port_num, in_mad, out_mad); |
1077 |
++ ret = process_pma_cmd(dev, port_num, in_mad, out_mad); |
1078 |
+ } else { |
1079 |
+ ret = process_mad(ibdev, mad_flags, port_num, in_wc, in_grh, |
1080 |
+ in_mad, out_mad); |
1081 |
+ } |
1082 |
+- mlx5_ib_put_native_port_mdev(dev, port_num); |
1083 |
+ return ret; |
1084 |
+ } |
1085 |
+ |
1086 |
+diff --git a/drivers/infiniband/sw/rxe/rxe_resp.c b/drivers/infiniband/sw/rxe/rxe_resp.c |
1087 |
+index 4111b798fd3c..681d8e0913d0 100644 |
1088 |
+--- a/drivers/infiniband/sw/rxe/rxe_resp.c |
1089 |
++++ b/drivers/infiniband/sw/rxe/rxe_resp.c |
1090 |
+@@ -435,6 +435,7 @@ static enum resp_states check_rkey(struct rxe_qp *qp, |
1091 |
+ qp->resp.va = reth_va(pkt); |
1092 |
+ qp->resp.rkey = reth_rkey(pkt); |
1093 |
+ qp->resp.resid = reth_len(pkt); |
1094 |
++ qp->resp.length = reth_len(pkt); |
1095 |
+ } |
1096 |
+ access = (pkt->mask & RXE_READ_MASK) ? IB_ACCESS_REMOTE_READ |
1097 |
+ : IB_ACCESS_REMOTE_WRITE; |
1098 |
+@@ -859,7 +860,9 @@ static enum resp_states do_complete(struct rxe_qp *qp, |
1099 |
+ pkt->mask & RXE_WRITE_MASK) ? |
1100 |
+ IB_WC_RECV_RDMA_WITH_IMM : IB_WC_RECV; |
1101 |
+ wc->vendor_err = 0; |
1102 |
+- wc->byte_len = wqe->dma.length - wqe->dma.resid; |
1103 |
++ wc->byte_len = (pkt->mask & RXE_IMMDT_MASK && |
1104 |
++ pkt->mask & RXE_WRITE_MASK) ? |
1105 |
++ qp->resp.length : wqe->dma.length - wqe->dma.resid; |
1106 |
+ |
1107 |
+ /* fields after byte_len are different between kernel and user |
1108 |
+ * space |
1109 |
+diff --git a/drivers/infiniband/sw/rxe/rxe_verbs.h b/drivers/infiniband/sw/rxe/rxe_verbs.h |
1110 |
+index 332a16dad2a7..3b731c7682e5 100644 |
1111 |
+--- a/drivers/infiniband/sw/rxe/rxe_verbs.h |
1112 |
++++ b/drivers/infiniband/sw/rxe/rxe_verbs.h |
1113 |
+@@ -212,6 +212,7 @@ struct rxe_resp_info { |
1114 |
+ struct rxe_mem *mr; |
1115 |
+ u32 resid; |
1116 |
+ u32 rkey; |
1117 |
++ u32 length; |
1118 |
+ u64 atomic_orig; |
1119 |
+ |
1120 |
+ /* SRQ only */ |
1121 |
+diff --git a/drivers/infiniband/ulp/ipoib/ipoib_main.c b/drivers/infiniband/ulp/ipoib/ipoib_main.c |
1122 |
+index 009615499b37..78dd36daac00 100644 |
1123 |
+--- a/drivers/infiniband/ulp/ipoib/ipoib_main.c |
1124 |
++++ b/drivers/infiniband/ulp/ipoib/ipoib_main.c |
1125 |
+@@ -1892,12 +1892,6 @@ static void ipoib_child_init(struct net_device *ndev) |
1126 |
+ struct ipoib_dev_priv *priv = ipoib_priv(ndev); |
1127 |
+ struct ipoib_dev_priv *ppriv = ipoib_priv(priv->parent); |
1128 |
+ |
1129 |
+- dev_hold(priv->parent); |
1130 |
+- |
1131 |
+- down_write(&ppriv->vlan_rwsem); |
1132 |
+- list_add_tail(&priv->list, &ppriv->child_intfs); |
1133 |
+- up_write(&ppriv->vlan_rwsem); |
1134 |
+- |
1135 |
+ priv->max_ib_mtu = ppriv->max_ib_mtu; |
1136 |
+ set_bit(IPOIB_FLAG_SUBINTERFACE, &priv->flags); |
1137 |
+ memcpy(priv->dev->dev_addr, ppriv->dev->dev_addr, INFINIBAND_ALEN); |
1138 |
+@@ -1940,6 +1934,17 @@ static int ipoib_ndo_init(struct net_device *ndev) |
1139 |
+ if (rc) { |
1140 |
+ pr_warn("%s: failed to initialize device: %s port %d (ret = %d)\n", |
1141 |
+ priv->ca->name, priv->dev->name, priv->port, rc); |
1142 |
++ return rc; |
1143 |
++ } |
1144 |
++ |
1145 |
++ if (priv->parent) { |
1146 |
++ struct ipoib_dev_priv *ppriv = ipoib_priv(priv->parent); |
1147 |
++ |
1148 |
++ dev_hold(priv->parent); |
1149 |
++ |
1150 |
++ down_write(&ppriv->vlan_rwsem); |
1151 |
++ list_add_tail(&priv->list, &ppriv->child_intfs); |
1152 |
++ up_write(&ppriv->vlan_rwsem); |
1153 |
+ } |
1154 |
+ |
1155 |
+ return 0; |
1156 |
+@@ -1957,6 +1962,14 @@ static void ipoib_ndo_uninit(struct net_device *dev) |
1157 |
+ */ |
1158 |
+ WARN_ON(!list_empty(&priv->child_intfs)); |
1159 |
+ |
1160 |
++ if (priv->parent) { |
1161 |
++ struct ipoib_dev_priv *ppriv = ipoib_priv(priv->parent); |
1162 |
++ |
1163 |
++ down_write(&ppriv->vlan_rwsem); |
1164 |
++ list_del(&priv->list); |
1165 |
++ up_write(&ppriv->vlan_rwsem); |
1166 |
++ } |
1167 |
++ |
1168 |
+ ipoib_neigh_hash_uninit(dev); |
1169 |
+ |
1170 |
+ ipoib_ib_dev_cleanup(dev); |
1171 |
+@@ -1968,15 +1981,8 @@ static void ipoib_ndo_uninit(struct net_device *dev) |
1172 |
+ priv->wq = NULL; |
1173 |
+ } |
1174 |
+ |
1175 |
+- if (priv->parent) { |
1176 |
+- struct ipoib_dev_priv *ppriv = ipoib_priv(priv->parent); |
1177 |
+- |
1178 |
+- down_write(&ppriv->vlan_rwsem); |
1179 |
+- list_del(&priv->list); |
1180 |
+- up_write(&ppriv->vlan_rwsem); |
1181 |
+- |
1182 |
++ if (priv->parent) |
1183 |
+ dev_put(priv->parent); |
1184 |
+- } |
1185 |
+ } |
1186 |
+ |
1187 |
+ static int ipoib_set_vf_link_state(struct net_device *dev, int vf, int link_state) |
1188 |
+diff --git a/drivers/mailbox/mailbox.c b/drivers/mailbox/mailbox.c |
1189 |
+index 674b35f402f5..055c90b8253c 100644 |
1190 |
+--- a/drivers/mailbox/mailbox.c |
1191 |
++++ b/drivers/mailbox/mailbox.c |
1192 |
+@@ -391,11 +391,13 @@ struct mbox_chan *mbox_request_channel_byname(struct mbox_client *cl, |
1193 |
+ |
1194 |
+ of_property_for_each_string(np, "mbox-names", prop, mbox_name) { |
1195 |
+ if (!strncmp(name, mbox_name, strlen(name))) |
1196 |
+- break; |
1197 |
++ return mbox_request_channel(cl, index); |
1198 |
+ index++; |
1199 |
+ } |
1200 |
+ |
1201 |
+- return mbox_request_channel(cl, index); |
1202 |
++ dev_err(cl->dev, "%s() could not locate channel named \"%s\"\n", |
1203 |
++ __func__, name); |
1204 |
++ return ERR_PTR(-EINVAL); |
1205 |
+ } |
1206 |
+ EXPORT_SYMBOL_GPL(mbox_request_channel_byname); |
1207 |
+ |
1208 |
+diff --git a/drivers/memstick/core/memstick.c b/drivers/memstick/core/memstick.c |
1209 |
+index 1246d69ba187..b1564cacd19e 100644 |
1210 |
+--- a/drivers/memstick/core/memstick.c |
1211 |
++++ b/drivers/memstick/core/memstick.c |
1212 |
+@@ -629,13 +629,18 @@ static int __init memstick_init(void) |
1213 |
+ return -ENOMEM; |
1214 |
+ |
1215 |
+ rc = bus_register(&memstick_bus_type); |
1216 |
+- if (!rc) |
1217 |
+- rc = class_register(&memstick_host_class); |
1218 |
++ if (rc) |
1219 |
++ goto error_destroy_workqueue; |
1220 |
+ |
1221 |
+- if (!rc) |
1222 |
+- return 0; |
1223 |
++ rc = class_register(&memstick_host_class); |
1224 |
++ if (rc) |
1225 |
++ goto error_bus_unregister; |
1226 |
++ |
1227 |
++ return 0; |
1228 |
+ |
1229 |
++error_bus_unregister: |
1230 |
+ bus_unregister(&memstick_bus_type); |
1231 |
++error_destroy_workqueue: |
1232 |
+ destroy_workqueue(workqueue); |
1233 |
+ |
1234 |
+ return rc; |
1235 |
+diff --git a/drivers/mfd/arizona-core.c b/drivers/mfd/arizona-core.c |
1236 |
+index 5f1e37d23943..47d6d40f41cd 100644 |
1237 |
+--- a/drivers/mfd/arizona-core.c |
1238 |
++++ b/drivers/mfd/arizona-core.c |
1239 |
+@@ -996,7 +996,7 @@ int arizona_dev_init(struct arizona *arizona) |
1240 |
+ unsigned int reg, val; |
1241 |
+ int (*apply_patch)(struct arizona *) = NULL; |
1242 |
+ const struct mfd_cell *subdevs = NULL; |
1243 |
+- int n_subdevs, ret, i; |
1244 |
++ int n_subdevs = 0, ret, i; |
1245 |
+ |
1246 |
+ dev_set_drvdata(arizona->dev, arizona); |
1247 |
+ mutex_init(&arizona->clk_lock); |
1248 |
+diff --git a/drivers/mfd/hi655x-pmic.c b/drivers/mfd/hi655x-pmic.c |
1249 |
+index 96c07fa1802a..6693f74aa6ab 100644 |
1250 |
+--- a/drivers/mfd/hi655x-pmic.c |
1251 |
++++ b/drivers/mfd/hi655x-pmic.c |
1252 |
+@@ -112,6 +112,8 @@ static int hi655x_pmic_probe(struct platform_device *pdev) |
1253 |
+ |
1254 |
+ pmic->regmap = devm_regmap_init_mmio_clk(dev, NULL, base, |
1255 |
+ &hi655x_regmap_config); |
1256 |
++ if (IS_ERR(pmic->regmap)) |
1257 |
++ return PTR_ERR(pmic->regmap); |
1258 |
+ |
1259 |
+ regmap_read(pmic->regmap, HI655X_BUS_ADDR(HI655X_VER_REG), &pmic->ver); |
1260 |
+ if ((pmic->ver < PMU_VER_START) || (pmic->ver > PMU_VER_END)) { |
1261 |
+diff --git a/drivers/mfd/madera-core.c b/drivers/mfd/madera-core.c |
1262 |
+index 8cfea969b060..45c7d8b97349 100644 |
1263 |
+--- a/drivers/mfd/madera-core.c |
1264 |
++++ b/drivers/mfd/madera-core.c |
1265 |
+@@ -278,6 +278,7 @@ const struct of_device_id madera_of_match[] = { |
1266 |
+ { .compatible = "cirrus,wm1840", .data = (void *)WM1840 }, |
1267 |
+ {} |
1268 |
+ }; |
1269 |
++MODULE_DEVICE_TABLE(of, madera_of_match); |
1270 |
+ EXPORT_SYMBOL_GPL(madera_of_match); |
1271 |
+ |
1272 |
+ static int madera_get_reset_gpio(struct madera *madera) |
1273 |
+diff --git a/drivers/mfd/mfd-core.c b/drivers/mfd/mfd-core.c |
1274 |
+index 94e3f32ce935..182973df1aed 100644 |
1275 |
+--- a/drivers/mfd/mfd-core.c |
1276 |
++++ b/drivers/mfd/mfd-core.c |
1277 |
+@@ -179,6 +179,7 @@ static int mfd_add_device(struct device *parent, int id, |
1278 |
+ for_each_child_of_node(parent->of_node, np) { |
1279 |
+ if (of_device_is_compatible(np, cell->of_compatible)) { |
1280 |
+ pdev->dev.of_node = np; |
1281 |
++ pdev->dev.fwnode = &np->fwnode; |
1282 |
+ break; |
1283 |
+ } |
1284 |
+ } |
1285 |
+diff --git a/drivers/misc/mei/hw-me-regs.h b/drivers/misc/mei/hw-me-regs.h |
1286 |
+index bb1ee9834a02..225373e4a9ef 100644 |
1287 |
+--- a/drivers/misc/mei/hw-me-regs.h |
1288 |
++++ b/drivers/misc/mei/hw-me-regs.h |
1289 |
+@@ -141,6 +141,9 @@ |
1290 |
+ |
1291 |
+ #define MEI_DEV_ID_ICP_LP 0x34E0 /* Ice Lake Point LP */ |
1292 |
+ |
1293 |
++#define MEI_DEV_ID_MCC 0x4B70 /* Mule Creek Canyon (EHL) */ |
1294 |
++#define MEI_DEV_ID_MCC_4 0x4B75 /* Mule Creek Canyon 4 (EHL) */ |
1295 |
++ |
1296 |
+ /* |
1297 |
+ * MEI HW Section |
1298 |
+ */ |
1299 |
+diff --git a/drivers/misc/mei/pci-me.c b/drivers/misc/mei/pci-me.c |
1300 |
+index 4299658d48d6..a66ebceea408 100644 |
1301 |
+--- a/drivers/misc/mei/pci-me.c |
1302 |
++++ b/drivers/misc/mei/pci-me.c |
1303 |
+@@ -107,6 +107,9 @@ static const struct pci_device_id mei_me_pci_tbl[] = { |
1304 |
+ |
1305 |
+ {MEI_PCI_DEVICE(MEI_DEV_ID_ICP_LP, MEI_ME_PCH12_CFG)}, |
1306 |
+ |
1307 |
++ {MEI_PCI_DEVICE(MEI_DEV_ID_MCC, MEI_ME_PCH12_CFG)}, |
1308 |
++ {MEI_PCI_DEVICE(MEI_DEV_ID_MCC_4, MEI_ME_PCH8_CFG)}, |
1309 |
++ |
1310 |
+ /* required last entry */ |
1311 |
+ {0, } |
1312 |
+ }; |
1313 |
+diff --git a/drivers/mmc/host/sdhci-pci-o2micro.c b/drivers/mmc/host/sdhci-pci-o2micro.c |
1314 |
+index fa8d9da2ab7f..e248d7945c06 100644 |
1315 |
+--- a/drivers/mmc/host/sdhci-pci-o2micro.c |
1316 |
++++ b/drivers/mmc/host/sdhci-pci-o2micro.c |
1317 |
+@@ -290,11 +290,21 @@ int sdhci_pci_o2_probe_slot(struct sdhci_pci_slot *slot) |
1318 |
+ { |
1319 |
+ struct sdhci_pci_chip *chip; |
1320 |
+ struct sdhci_host *host; |
1321 |
+- u32 reg; |
1322 |
++ u32 reg, caps; |
1323 |
+ int ret; |
1324 |
+ |
1325 |
+ chip = slot->chip; |
1326 |
+ host = slot->host; |
1327 |
++ |
1328 |
++ caps = sdhci_readl(host, SDHCI_CAPABILITIES); |
1329 |
++ |
1330 |
++ /* |
1331 |
++ * mmc_select_bus_width() will test the bus to determine the actual bus |
1332 |
++ * width. |
1333 |
++ */ |
1334 |
++ if (caps & SDHCI_CAN_DO_8BIT) |
1335 |
++ host->mmc->caps |= MMC_CAP_8_BIT_DATA; |
1336 |
++ |
1337 |
+ switch (chip->pdev->device) { |
1338 |
+ case PCI_DEVICE_ID_O2_SDS0: |
1339 |
+ case PCI_DEVICE_ID_O2_SEABIRD0: |
1340 |
+diff --git a/drivers/net/ethernet/chelsio/cxgb4/cudbg_lib.c b/drivers/net/ethernet/chelsio/cxgb4/cudbg_lib.c |
1341 |
+index d97e0d7e541a..b766362031c3 100644 |
1342 |
+--- a/drivers/net/ethernet/chelsio/cxgb4/cudbg_lib.c |
1343 |
++++ b/drivers/net/ethernet/chelsio/cxgb4/cudbg_lib.c |
1344 |
+@@ -1065,14 +1065,12 @@ static void cudbg_t4_fwcache(struct cudbg_init *pdbg_init, |
1345 |
+ } |
1346 |
+ } |
1347 |
+ |
1348 |
+-static int cudbg_collect_mem_region(struct cudbg_init *pdbg_init, |
1349 |
+- struct cudbg_buffer *dbg_buff, |
1350 |
+- struct cudbg_error *cudbg_err, |
1351 |
+- u8 mem_type) |
1352 |
++static unsigned long cudbg_mem_region_size(struct cudbg_init *pdbg_init, |
1353 |
++ struct cudbg_error *cudbg_err, |
1354 |
++ u8 mem_type) |
1355 |
+ { |
1356 |
+ struct adapter *padap = pdbg_init->adap; |
1357 |
+ struct cudbg_meminfo mem_info; |
1358 |
+- unsigned long size; |
1359 |
+ u8 mc_idx; |
1360 |
+ int rc; |
1361 |
+ |
1362 |
+@@ -1086,7 +1084,16 @@ static int cudbg_collect_mem_region(struct cudbg_init *pdbg_init, |
1363 |
+ if (rc) |
1364 |
+ return rc; |
1365 |
+ |
1366 |
+- size = mem_info.avail[mc_idx].limit - mem_info.avail[mc_idx].base; |
1367 |
++ return mem_info.avail[mc_idx].limit - mem_info.avail[mc_idx].base; |
1368 |
++} |
1369 |
++ |
1370 |
++static int cudbg_collect_mem_region(struct cudbg_init *pdbg_init, |
1371 |
++ struct cudbg_buffer *dbg_buff, |
1372 |
++ struct cudbg_error *cudbg_err, |
1373 |
++ u8 mem_type) |
1374 |
++{ |
1375 |
++ unsigned long size = cudbg_mem_region_size(pdbg_init, cudbg_err, mem_type); |
1376 |
++ |
1377 |
+ return cudbg_read_fw_mem(pdbg_init, dbg_buff, mem_type, size, |
1378 |
+ cudbg_err); |
1379 |
+ } |
1380 |
+diff --git a/drivers/nvdimm/bus.c b/drivers/nvdimm/bus.c |
1381 |
+index a3132a9eb91c..ee39e2c1644a 100644 |
1382 |
+--- a/drivers/nvdimm/bus.c |
1383 |
++++ b/drivers/nvdimm/bus.c |
1384 |
+@@ -86,7 +86,7 @@ static void nvdimm_bus_probe_end(struct nvdimm_bus *nvdimm_bus) |
1385 |
+ { |
1386 |
+ nvdimm_bus_lock(&nvdimm_bus->dev); |
1387 |
+ if (--nvdimm_bus->probe_active == 0) |
1388 |
+- wake_up(&nvdimm_bus->probe_wait); |
1389 |
++ wake_up(&nvdimm_bus->wait); |
1390 |
+ nvdimm_bus_unlock(&nvdimm_bus->dev); |
1391 |
+ } |
1392 |
+ |
1393 |
+@@ -348,7 +348,7 @@ struct nvdimm_bus *nvdimm_bus_register(struct device *parent, |
1394 |
+ return NULL; |
1395 |
+ INIT_LIST_HEAD(&nvdimm_bus->list); |
1396 |
+ INIT_LIST_HEAD(&nvdimm_bus->mapping_list); |
1397 |
+- init_waitqueue_head(&nvdimm_bus->probe_wait); |
1398 |
++ init_waitqueue_head(&nvdimm_bus->wait); |
1399 |
+ nvdimm_bus->id = ida_simple_get(&nd_ida, 0, 0, GFP_KERNEL); |
1400 |
+ mutex_init(&nvdimm_bus->reconfig_mutex); |
1401 |
+ badrange_init(&nvdimm_bus->badrange); |
1402 |
+@@ -418,6 +418,9 @@ static int nd_bus_remove(struct device *dev) |
1403 |
+ list_del_init(&nvdimm_bus->list); |
1404 |
+ mutex_unlock(&nvdimm_bus_list_mutex); |
1405 |
+ |
1406 |
++ wait_event(nvdimm_bus->wait, |
1407 |
++ atomic_read(&nvdimm_bus->ioctl_active) == 0); |
1408 |
++ |
1409 |
+ nd_synchronize(); |
1410 |
+ device_for_each_child(&nvdimm_bus->dev, NULL, child_unregister); |
1411 |
+ |
1412 |
+@@ -838,7 +841,7 @@ void wait_nvdimm_bus_probe_idle(struct device *dev) |
1413 |
+ if (nvdimm_bus->probe_active == 0) |
1414 |
+ break; |
1415 |
+ nvdimm_bus_unlock(&nvdimm_bus->dev); |
1416 |
+- wait_event(nvdimm_bus->probe_wait, |
1417 |
++ wait_event(nvdimm_bus->wait, |
1418 |
+ nvdimm_bus->probe_active == 0); |
1419 |
+ nvdimm_bus_lock(&nvdimm_bus->dev); |
1420 |
+ } while (true); |
1421 |
+@@ -1068,24 +1071,10 @@ static int __nd_ioctl(struct nvdimm_bus *nvdimm_bus, struct nvdimm *nvdimm, |
1422 |
+ return rc; |
1423 |
+ } |
1424 |
+ |
1425 |
+-static long nd_ioctl(struct file *file, unsigned int cmd, unsigned long arg) |
1426 |
+-{ |
1427 |
+- long id = (long) file->private_data; |
1428 |
+- int rc = -ENXIO, ro; |
1429 |
+- struct nvdimm_bus *nvdimm_bus; |
1430 |
+- |
1431 |
+- ro = ((file->f_flags & O_ACCMODE) == O_RDONLY); |
1432 |
+- mutex_lock(&nvdimm_bus_list_mutex); |
1433 |
+- list_for_each_entry(nvdimm_bus, &nvdimm_bus_list, list) { |
1434 |
+- if (nvdimm_bus->id == id) { |
1435 |
+- rc = __nd_ioctl(nvdimm_bus, NULL, ro, cmd, arg); |
1436 |
+- break; |
1437 |
+- } |
1438 |
+- } |
1439 |
+- mutex_unlock(&nvdimm_bus_list_mutex); |
1440 |
+- |
1441 |
+- return rc; |
1442 |
+-} |
1443 |
++enum nd_ioctl_mode { |
1444 |
++ BUS_IOCTL, |
1445 |
++ DIMM_IOCTL, |
1446 |
++}; |
1447 |
+ |
1448 |
+ static int match_dimm(struct device *dev, void *data) |
1449 |
+ { |
1450 |
+@@ -1100,31 +1089,62 @@ static int match_dimm(struct device *dev, void *data) |
1451 |
+ return 0; |
1452 |
+ } |
1453 |
+ |
1454 |
+-static long nvdimm_ioctl(struct file *file, unsigned int cmd, unsigned long arg) |
1455 |
++static long nd_ioctl(struct file *file, unsigned int cmd, unsigned long arg, |
1456 |
++ enum nd_ioctl_mode mode) |
1457 |
++ |
1458 |
+ { |
1459 |
+- int rc = -ENXIO, ro; |
1460 |
+- struct nvdimm_bus *nvdimm_bus; |
1461 |
++ struct nvdimm_bus *nvdimm_bus, *found = NULL; |
1462 |
++ long id = (long) file->private_data; |
1463 |
++ struct nvdimm *nvdimm = NULL; |
1464 |
++ int rc, ro; |
1465 |
+ |
1466 |
+ ro = ((file->f_flags & O_ACCMODE) == O_RDONLY); |
1467 |
+ mutex_lock(&nvdimm_bus_list_mutex); |
1468 |
+ list_for_each_entry(nvdimm_bus, &nvdimm_bus_list, list) { |
1469 |
+- struct device *dev = device_find_child(&nvdimm_bus->dev, |
1470 |
+- file->private_data, match_dimm); |
1471 |
+- struct nvdimm *nvdimm; |
1472 |
+- |
1473 |
+- if (!dev) |
1474 |
+- continue; |
1475 |
++ if (mode == DIMM_IOCTL) { |
1476 |
++ struct device *dev; |
1477 |
++ |
1478 |
++ dev = device_find_child(&nvdimm_bus->dev, |
1479 |
++ file->private_data, match_dimm); |
1480 |
++ if (!dev) |
1481 |
++ continue; |
1482 |
++ nvdimm = to_nvdimm(dev); |
1483 |
++ found = nvdimm_bus; |
1484 |
++ } else if (nvdimm_bus->id == id) { |
1485 |
++ found = nvdimm_bus; |
1486 |
++ } |
1487 |
+ |
1488 |
+- nvdimm = to_nvdimm(dev); |
1489 |
+- rc = __nd_ioctl(nvdimm_bus, nvdimm, ro, cmd, arg); |
1490 |
+- put_device(dev); |
1491 |
+- break; |
1492 |
++ if (found) { |
1493 |
++ atomic_inc(&nvdimm_bus->ioctl_active); |
1494 |
++ break; |
1495 |
++ } |
1496 |
+ } |
1497 |
+ mutex_unlock(&nvdimm_bus_list_mutex); |
1498 |
+ |
1499 |
++ if (!found) |
1500 |
++ return -ENXIO; |
1501 |
++ |
1502 |
++ nvdimm_bus = found; |
1503 |
++ rc = __nd_ioctl(nvdimm_bus, nvdimm, ro, cmd, arg); |
1504 |
++ |
1505 |
++ if (nvdimm) |
1506 |
++ put_device(&nvdimm->dev); |
1507 |
++ if (atomic_dec_and_test(&nvdimm_bus->ioctl_active)) |
1508 |
++ wake_up(&nvdimm_bus->wait); |
1509 |
++ |
1510 |
+ return rc; |
1511 |
+ } |
1512 |
+ |
1513 |
++static long bus_ioctl(struct file *file, unsigned int cmd, unsigned long arg) |
1514 |
++{ |
1515 |
++ return nd_ioctl(file, cmd, arg, BUS_IOCTL); |
1516 |
++} |
1517 |
++ |
1518 |
++static long dimm_ioctl(struct file *file, unsigned int cmd, unsigned long arg) |
1519 |
++{ |
1520 |
++ return nd_ioctl(file, cmd, arg, DIMM_IOCTL); |
1521 |
++} |
1522 |
++ |
1523 |
+ static int nd_open(struct inode *inode, struct file *file) |
1524 |
+ { |
1525 |
+ long minor = iminor(inode); |
1526 |
+@@ -1136,16 +1156,16 @@ static int nd_open(struct inode *inode, struct file *file) |
1527 |
+ static const struct file_operations nvdimm_bus_fops = { |
1528 |
+ .owner = THIS_MODULE, |
1529 |
+ .open = nd_open, |
1530 |
+- .unlocked_ioctl = nd_ioctl, |
1531 |
+- .compat_ioctl = nd_ioctl, |
1532 |
++ .unlocked_ioctl = bus_ioctl, |
1533 |
++ .compat_ioctl = bus_ioctl, |
1534 |
+ .llseek = noop_llseek, |
1535 |
+ }; |
1536 |
+ |
1537 |
+ static const struct file_operations nvdimm_fops = { |
1538 |
+ .owner = THIS_MODULE, |
1539 |
+ .open = nd_open, |
1540 |
+- .unlocked_ioctl = nvdimm_ioctl, |
1541 |
+- .compat_ioctl = nvdimm_ioctl, |
1542 |
++ .unlocked_ioctl = dimm_ioctl, |
1543 |
++ .compat_ioctl = dimm_ioctl, |
1544 |
+ .llseek = noop_llseek, |
1545 |
+ }; |
1546 |
+ |
1547 |
+diff --git a/drivers/nvdimm/nd-core.h b/drivers/nvdimm/nd-core.h |
1548 |
+index 5ff254dc9b14..adf62a6c0fe2 100644 |
1549 |
+--- a/drivers/nvdimm/nd-core.h |
1550 |
++++ b/drivers/nvdimm/nd-core.h |
1551 |
+@@ -25,10 +25,11 @@ extern int nvdimm_major; |
1552 |
+ |
1553 |
+ struct nvdimm_bus { |
1554 |
+ struct nvdimm_bus_descriptor *nd_desc; |
1555 |
+- wait_queue_head_t probe_wait; |
1556 |
++ wait_queue_head_t wait; |
1557 |
+ struct list_head list; |
1558 |
+ struct device dev; |
1559 |
+ int id, probe_active; |
1560 |
++ atomic_t ioctl_active; |
1561 |
+ struct list_head mapping_list; |
1562 |
+ struct mutex reconfig_mutex; |
1563 |
+ struct badrange badrange; |
1564 |
+diff --git a/drivers/pci/controller/dwc/pci-dra7xx.c b/drivers/pci/controller/dwc/pci-dra7xx.c |
1565 |
+index a32d6dde7a57..412524aa1fde 100644 |
1566 |
+--- a/drivers/pci/controller/dwc/pci-dra7xx.c |
1567 |
++++ b/drivers/pci/controller/dwc/pci-dra7xx.c |
1568 |
+@@ -26,6 +26,7 @@ |
1569 |
+ #include <linux/types.h> |
1570 |
+ #include <linux/mfd/syscon.h> |
1571 |
+ #include <linux/regmap.h> |
1572 |
++#include <linux/gpio/consumer.h> |
1573 |
+ |
1574 |
+ #include "../../pci.h" |
1575 |
+ #include "pcie-designware.h" |
1576 |
+diff --git a/drivers/pci/controller/pcie-mobiveil.c b/drivers/pci/controller/pcie-mobiveil.c |
1577 |
+index a939e8d31735..a2d1e89d4867 100644 |
1578 |
+--- a/drivers/pci/controller/pcie-mobiveil.c |
1579 |
++++ b/drivers/pci/controller/pcie-mobiveil.c |
1580 |
+@@ -508,6 +508,12 @@ static int mobiveil_host_init(struct mobiveil_pcie *pcie) |
1581 |
+ return err; |
1582 |
+ } |
1583 |
+ |
1584 |
++ /* setup bus numbers */ |
1585 |
++ value = csr_readl(pcie, PCI_PRIMARY_BUS); |
1586 |
++ value &= 0xff000000; |
1587 |
++ value |= 0x00ff0100; |
1588 |
++ csr_writel(pcie, value, PCI_PRIMARY_BUS); |
1589 |
++ |
1590 |
+ /* |
1591 |
+ * program Bus Master Enable Bit in Command Register in PAB Config |
1592 |
+ * Space |
1593 |
+@@ -547,7 +553,7 @@ static int mobiveil_host_init(struct mobiveil_pcie *pcie) |
1594 |
+ resource_size(pcie->ob_io_res)); |
1595 |
+ |
1596 |
+ /* memory inbound translation window */ |
1597 |
+- program_ib_windows(pcie, WIN_NUM_1, 0, MEM_WINDOW_TYPE, IB_WIN_SIZE); |
1598 |
++ program_ib_windows(pcie, WIN_NUM_0, 0, MEM_WINDOW_TYPE, IB_WIN_SIZE); |
1599 |
+ |
1600 |
+ /* Get the I/O and memory ranges from DT */ |
1601 |
+ resource_list_for_each_entry_safe(win, tmp, &pcie->resources) { |
1602 |
+@@ -559,11 +565,18 @@ static int mobiveil_host_init(struct mobiveil_pcie *pcie) |
1603 |
+ if (type) { |
1604 |
+ /* configure outbound translation window */ |
1605 |
+ program_ob_windows(pcie, pcie->ob_wins_configured, |
1606 |
+- win->res->start, 0, type, |
1607 |
+- resource_size(win->res)); |
1608 |
++ win->res->start, |
1609 |
++ win->res->start - win->offset, |
1610 |
++ type, resource_size(win->res)); |
1611 |
+ } |
1612 |
+ } |
1613 |
+ |
1614 |
++ /* fixup for PCIe class register */ |
1615 |
++ value = csr_readl(pcie, PAB_INTP_AXI_PIO_CLASS); |
1616 |
++ value &= 0xff; |
1617 |
++ value |= (PCI_CLASS_BRIDGE_PCI << 16); |
1618 |
++ csr_writel(pcie, value, PAB_INTP_AXI_PIO_CLASS); |
1619 |
++ |
1620 |
+ /* setup MSI hardware registers */ |
1621 |
+ mobiveil_pcie_enable_msi(pcie); |
1622 |
+ |
1623 |
+@@ -804,9 +817,6 @@ static int mobiveil_pcie_probe(struct platform_device *pdev) |
1624 |
+ goto error; |
1625 |
+ } |
1626 |
+ |
1627 |
+- /* fixup for PCIe class register */ |
1628 |
+- csr_writel(pcie, 0x060402ab, PAB_INTP_AXI_PIO_CLASS); |
1629 |
+- |
1630 |
+ /* initialize the IRQ domains */ |
1631 |
+ ret = mobiveil_pcie_init_irq_domain(pcie); |
1632 |
+ if (ret) { |
1633 |
+diff --git a/drivers/pci/controller/pcie-xilinx-nwl.c b/drivers/pci/controller/pcie-xilinx-nwl.c |
1634 |
+index fb32840ce8e6..4850a1b8eec1 100644 |
1635 |
+--- a/drivers/pci/controller/pcie-xilinx-nwl.c |
1636 |
++++ b/drivers/pci/controller/pcie-xilinx-nwl.c |
1637 |
+@@ -483,15 +483,13 @@ static int nwl_irq_domain_alloc(struct irq_domain *domain, unsigned int virq, |
1638 |
+ int i; |
1639 |
+ |
1640 |
+ mutex_lock(&msi->lock); |
1641 |
+- bit = bitmap_find_next_zero_area(msi->bitmap, INT_PCI_MSI_NR, 0, |
1642 |
+- nr_irqs, 0); |
1643 |
+- if (bit >= INT_PCI_MSI_NR) { |
1644 |
++ bit = bitmap_find_free_region(msi->bitmap, INT_PCI_MSI_NR, |
1645 |
++ get_count_order(nr_irqs)); |
1646 |
++ if (bit < 0) { |
1647 |
+ mutex_unlock(&msi->lock); |
1648 |
+ return -ENOSPC; |
1649 |
+ } |
1650 |
+ |
1651 |
+- bitmap_set(msi->bitmap, bit, nr_irqs); |
1652 |
+- |
1653 |
+ for (i = 0; i < nr_irqs; i++) { |
1654 |
+ irq_domain_set_info(domain, virq + i, bit + i, &nwl_irq_chip, |
1655 |
+ domain->host_data, handle_simple_irq, |
1656 |
+@@ -509,7 +507,8 @@ static void nwl_irq_domain_free(struct irq_domain *domain, unsigned int virq, |
1657 |
+ struct nwl_msi *msi = &pcie->msi; |
1658 |
+ |
1659 |
+ mutex_lock(&msi->lock); |
1660 |
+- bitmap_clear(msi->bitmap, data->hwirq, nr_irqs); |
1661 |
++ bitmap_release_region(msi->bitmap, data->hwirq, |
1662 |
++ get_count_order(nr_irqs)); |
1663 |
+ mutex_unlock(&msi->lock); |
1664 |
+ } |
1665 |
+ |
1666 |
+diff --git a/drivers/pci/pci-driver.c b/drivers/pci/pci-driver.c |
1667 |
+index 33f3f475e5c6..956ee7527d2c 100644 |
1668 |
+--- a/drivers/pci/pci-driver.c |
1669 |
++++ b/drivers/pci/pci-driver.c |
1670 |
+@@ -414,6 +414,9 @@ static int pci_device_probe(struct device *dev) |
1671 |
+ struct pci_dev *pci_dev = to_pci_dev(dev); |
1672 |
+ struct pci_driver *drv = to_pci_driver(dev->driver); |
1673 |
+ |
1674 |
++ if (!pci_device_can_probe(pci_dev)) |
1675 |
++ return -ENODEV; |
1676 |
++ |
1677 |
+ pci_assign_irq(pci_dev); |
1678 |
+ |
1679 |
+ error = pcibios_alloc_irq(pci_dev); |
1680 |
+@@ -421,12 +424,10 @@ static int pci_device_probe(struct device *dev) |
1681 |
+ return error; |
1682 |
+ |
1683 |
+ pci_dev_get(pci_dev); |
1684 |
+- if (pci_device_can_probe(pci_dev)) { |
1685 |
+- error = __pci_device_probe(drv, pci_dev); |
1686 |
+- if (error) { |
1687 |
+- pcibios_free_irq(pci_dev); |
1688 |
+- pci_dev_put(pci_dev); |
1689 |
+- } |
1690 |
++ error = __pci_device_probe(drv, pci_dev); |
1691 |
++ if (error) { |
1692 |
++ pcibios_free_irq(pci_dev); |
1693 |
++ pci_dev_put(pci_dev); |
1694 |
+ } |
1695 |
+ |
1696 |
+ return error; |
1697 |
+diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c |
1698 |
+index 9ecfe13157c0..1edf5a1836ea 100644 |
1699 |
+--- a/drivers/pci/pci-sysfs.c |
1700 |
++++ b/drivers/pci/pci-sysfs.c |
1701 |
+@@ -478,7 +478,7 @@ static ssize_t remove_store(struct device *dev, struct device_attribute *attr, |
1702 |
+ pci_stop_and_remove_bus_device_locked(to_pci_dev(dev)); |
1703 |
+ return count; |
1704 |
+ } |
1705 |
+-static struct device_attribute dev_remove_attr = __ATTR(remove, |
1706 |
++static struct device_attribute dev_remove_attr = __ATTR_IGNORE_LOCKDEP(remove, |
1707 |
+ (S_IWUSR|S_IWGRP), |
1708 |
+ NULL, remove_store); |
1709 |
+ |
1710 |
+diff --git a/drivers/phy/renesas/phy-rcar-gen2.c b/drivers/phy/renesas/phy-rcar-gen2.c |
1711 |
+index 97d4dd6ea924..aa02b19b7e0e 100644 |
1712 |
+--- a/drivers/phy/renesas/phy-rcar-gen2.c |
1713 |
++++ b/drivers/phy/renesas/phy-rcar-gen2.c |
1714 |
+@@ -288,6 +288,7 @@ static int rcar_gen2_phy_probe(struct platform_device *pdev) |
1715 |
+ error = of_property_read_u32(np, "reg", &channel_num); |
1716 |
+ if (error || channel_num > 2) { |
1717 |
+ dev_err(dev, "Invalid \"reg\" property\n"); |
1718 |
++ of_node_put(np); |
1719 |
+ return error; |
1720 |
+ } |
1721 |
+ channel->select_mask = select_mask[channel_num]; |
1722 |
+@@ -303,6 +304,7 @@ static int rcar_gen2_phy_probe(struct platform_device *pdev) |
1723 |
+ &rcar_gen2_phy_ops); |
1724 |
+ if (IS_ERR(phy->phy)) { |
1725 |
+ dev_err(dev, "Failed to create PHY\n"); |
1726 |
++ of_node_put(np); |
1727 |
+ return PTR_ERR(phy->phy); |
1728 |
+ } |
1729 |
+ phy_set_drvdata(phy->phy, phy); |
1730 |
+diff --git a/drivers/pinctrl/pinctrl-rockchip.c b/drivers/pinctrl/pinctrl-rockchip.c |
1731 |
+index f4a61429e06e..8d83817935da 100644 |
1732 |
+--- a/drivers/pinctrl/pinctrl-rockchip.c |
1733 |
++++ b/drivers/pinctrl/pinctrl-rockchip.c |
1734 |
+@@ -3172,6 +3172,7 @@ static int rockchip_get_bank_data(struct rockchip_pin_bank *bank, |
1735 |
+ base, |
1736 |
+ &rockchip_regmap_config); |
1737 |
+ } |
1738 |
++ of_node_put(node); |
1739 |
+ } |
1740 |
+ |
1741 |
+ bank->irq = irq_of_parse_and_map(bank->of_node, 0); |
1742 |
+diff --git a/drivers/staging/vt6656/main_usb.c b/drivers/staging/vt6656/main_usb.c |
1743 |
+index ccafcc2c87ac..70433f756d8e 100644 |
1744 |
+--- a/drivers/staging/vt6656/main_usb.c |
1745 |
++++ b/drivers/staging/vt6656/main_usb.c |
1746 |
+@@ -402,16 +402,19 @@ static void vnt_free_int_bufs(struct vnt_private *priv) |
1747 |
+ kfree(priv->int_buf.data_buf); |
1748 |
+ } |
1749 |
+ |
1750 |
+-static bool vnt_alloc_bufs(struct vnt_private *priv) |
1751 |
++static int vnt_alloc_bufs(struct vnt_private *priv) |
1752 |
+ { |
1753 |
++ int ret = 0; |
1754 |
+ struct vnt_usb_send_context *tx_context; |
1755 |
+ struct vnt_rcb *rcb; |
1756 |
+ int ii; |
1757 |
+ |
1758 |
+ for (ii = 0; ii < priv->num_tx_context; ii++) { |
1759 |
+ tx_context = kmalloc(sizeof(*tx_context), GFP_KERNEL); |
1760 |
+- if (!tx_context) |
1761 |
++ if (!tx_context) { |
1762 |
++ ret = -ENOMEM; |
1763 |
+ goto free_tx; |
1764 |
++ } |
1765 |
+ |
1766 |
+ priv->tx_context[ii] = tx_context; |
1767 |
+ tx_context->priv = priv; |
1768 |
+@@ -419,16 +422,20 @@ static bool vnt_alloc_bufs(struct vnt_private *priv) |
1769 |
+ |
1770 |
+ /* allocate URBs */ |
1771 |
+ tx_context->urb = usb_alloc_urb(0, GFP_KERNEL); |
1772 |
+- if (!tx_context->urb) |
1773 |
++ if (!tx_context->urb) { |
1774 |
++ ret = -ENOMEM; |
1775 |
+ goto free_tx; |
1776 |
++ } |
1777 |
+ |
1778 |
+ tx_context->in_use = false; |
1779 |
+ } |
1780 |
+ |
1781 |
+ for (ii = 0; ii < priv->num_rcb; ii++) { |
1782 |
+ priv->rcb[ii] = kzalloc(sizeof(*priv->rcb[ii]), GFP_KERNEL); |
1783 |
+- if (!priv->rcb[ii]) |
1784 |
++ if (!priv->rcb[ii]) { |
1785 |
++ ret = -ENOMEM; |
1786 |
+ goto free_rx_tx; |
1787 |
++ } |
1788 |
+ |
1789 |
+ rcb = priv->rcb[ii]; |
1790 |
+ |
1791 |
+@@ -436,39 +443,46 @@ static bool vnt_alloc_bufs(struct vnt_private *priv) |
1792 |
+ |
1793 |
+ /* allocate URBs */ |
1794 |
+ rcb->urb = usb_alloc_urb(0, GFP_KERNEL); |
1795 |
+- if (!rcb->urb) |
1796 |
++ if (!rcb->urb) { |
1797 |
++ ret = -ENOMEM; |
1798 |
+ goto free_rx_tx; |
1799 |
++ } |
1800 |
+ |
1801 |
+ rcb->skb = dev_alloc_skb(priv->rx_buf_sz); |
1802 |
+- if (!rcb->skb) |
1803 |
++ if (!rcb->skb) { |
1804 |
++ ret = -ENOMEM; |
1805 |
+ goto free_rx_tx; |
1806 |
++ } |
1807 |
+ |
1808 |
+ rcb->in_use = false; |
1809 |
+ |
1810 |
+ /* submit rx urb */ |
1811 |
+- if (vnt_submit_rx_urb(priv, rcb)) |
1812 |
++ ret = vnt_submit_rx_urb(priv, rcb); |
1813 |
++ if (ret) |
1814 |
+ goto free_rx_tx; |
1815 |
+ } |
1816 |
+ |
1817 |
+ priv->interrupt_urb = usb_alloc_urb(0, GFP_KERNEL); |
1818 |
+- if (!priv->interrupt_urb) |
1819 |
++ if (!priv->interrupt_urb) { |
1820 |
++ ret = -ENOMEM; |
1821 |
+ goto free_rx_tx; |
1822 |
++ } |
1823 |
+ |
1824 |
+ priv->int_buf.data_buf = kmalloc(MAX_INTERRUPT_SIZE, GFP_KERNEL); |
1825 |
+ if (!priv->int_buf.data_buf) { |
1826 |
+- usb_free_urb(priv->interrupt_urb); |
1827 |
+- goto free_rx_tx; |
1828 |
++ ret = -ENOMEM; |
1829 |
++ goto free_rx_tx_urb; |
1830 |
+ } |
1831 |
+ |
1832 |
+- return true; |
1833 |
++ return 0; |
1834 |
+ |
1835 |
++free_rx_tx_urb: |
1836 |
++ usb_free_urb(priv->interrupt_urb); |
1837 |
+ free_rx_tx: |
1838 |
+ vnt_free_rx_bufs(priv); |
1839 |
+- |
1840 |
+ free_tx: |
1841 |
+ vnt_free_tx_bufs(priv); |
1842 |
+- |
1843 |
+- return false; |
1844 |
++ return ret; |
1845 |
+ } |
1846 |
+ |
1847 |
+ static void vnt_tx_80211(struct ieee80211_hw *hw, |
1848 |
+diff --git a/drivers/tty/serial/8250/8250_port.c b/drivers/tty/serial/8250/8250_port.c |
1849 |
+index e26d87b6ffc5..aa4de6907f77 100644 |
1850 |
+--- a/drivers/tty/serial/8250/8250_port.c |
1851 |
++++ b/drivers/tty/serial/8250/8250_port.c |
1852 |
+@@ -1874,7 +1874,8 @@ int serial8250_handle_irq(struct uart_port *port, unsigned int iir) |
1853 |
+ status = serial8250_rx_chars(up, status); |
1854 |
+ } |
1855 |
+ serial8250_modem_status(up); |
1856 |
+- if ((!up->dma || up->dma->tx_err) && (status & UART_LSR_THRE)) |
1857 |
++ if ((!up->dma || up->dma->tx_err) && (status & UART_LSR_THRE) && |
1858 |
++ (up->ier & UART_IER_THRI)) |
1859 |
+ serial8250_tx_chars(up); |
1860 |
+ |
1861 |
+ spin_unlock_irqrestore(&port->lock, flags); |
1862 |
+diff --git a/drivers/tty/serial/cpm_uart/cpm_uart_core.c b/drivers/tty/serial/cpm_uart/cpm_uart_core.c |
1863 |
+index e5389591bb4f..ad40c75bb58f 100644 |
1864 |
+--- a/drivers/tty/serial/cpm_uart/cpm_uart_core.c |
1865 |
++++ b/drivers/tty/serial/cpm_uart/cpm_uart_core.c |
1866 |
+@@ -407,7 +407,16 @@ static int cpm_uart_startup(struct uart_port *port) |
1867 |
+ clrbits16(&pinfo->sccp->scc_sccm, UART_SCCM_RX); |
1868 |
+ } |
1869 |
+ cpm_uart_initbd(pinfo); |
1870 |
+- cpm_line_cr_cmd(pinfo, CPM_CR_INIT_TRX); |
1871 |
++ if (IS_SMC(pinfo)) { |
1872 |
++ out_be32(&pinfo->smcup->smc_rstate, 0); |
1873 |
++ out_be32(&pinfo->smcup->smc_tstate, 0); |
1874 |
++ out_be16(&pinfo->smcup->smc_rbptr, |
1875 |
++ in_be16(&pinfo->smcup->smc_rbase)); |
1876 |
++ out_be16(&pinfo->smcup->smc_tbptr, |
1877 |
++ in_be16(&pinfo->smcup->smc_tbase)); |
1878 |
++ } else { |
1879 |
++ cpm_line_cr_cmd(pinfo, CPM_CR_INIT_TRX); |
1880 |
++ } |
1881 |
+ } |
1882 |
+ /* Install interrupt handler. */ |
1883 |
+ retval = request_irq(port->irq, cpm_uart_int, 0, "cpm_uart", port); |
1884 |
+@@ -861,16 +870,14 @@ static void cpm_uart_init_smc(struct uart_cpm_port *pinfo) |
1885 |
+ (u8 __iomem *)pinfo->tx_bd_base - DPRAM_BASE); |
1886 |
+ |
1887 |
+ /* |
1888 |
+- * In case SMC1 is being relocated... |
1889 |
++ * In case SMC is being relocated... |
1890 |
+ */ |
1891 |
+-#if defined (CONFIG_I2C_SPI_SMC1_UCODE_PATCH) |
1892 |
+ out_be16(&up->smc_rbptr, in_be16(&pinfo->smcup->smc_rbase)); |
1893 |
+ out_be16(&up->smc_tbptr, in_be16(&pinfo->smcup->smc_tbase)); |
1894 |
+ out_be32(&up->smc_rstate, 0); |
1895 |
+ out_be32(&up->smc_tstate, 0); |
1896 |
+ out_be16(&up->smc_brkcr, 1); /* number of break chars */ |
1897 |
+ out_be16(&up->smc_brkec, 0); |
1898 |
+-#endif |
1899 |
+ |
1900 |
+ /* Set up the uart parameters in the |
1901 |
+ * parameter ram. |
1902 |
+@@ -884,8 +891,6 @@ static void cpm_uart_init_smc(struct uart_cpm_port *pinfo) |
1903 |
+ out_be16(&up->smc_brkec, 0); |
1904 |
+ out_be16(&up->smc_brkcr, 1); |
1905 |
+ |
1906 |
+- cpm_line_cr_cmd(pinfo, CPM_CR_INIT_TRX); |
1907 |
+- |
1908 |
+ /* Set UART mode, 8 bit, no parity, one stop. |
1909 |
+ * Enable receive and transmit. |
1910 |
+ */ |
1911 |
+diff --git a/drivers/tty/serial/digicolor-usart.c b/drivers/tty/serial/digicolor-usart.c |
1912 |
+index f460cca139e2..13ac36e2da4f 100644 |
1913 |
+--- a/drivers/tty/serial/digicolor-usart.c |
1914 |
++++ b/drivers/tty/serial/digicolor-usart.c |
1915 |
+@@ -541,7 +541,11 @@ static int __init digicolor_uart_init(void) |
1916 |
+ if (ret) |
1917 |
+ return ret; |
1918 |
+ |
1919 |
+- return platform_driver_register(&digicolor_uart_platform); |
1920 |
++ ret = platform_driver_register(&digicolor_uart_platform); |
1921 |
++ if (ret) |
1922 |
++ uart_unregister_driver(&digicolor_uart); |
1923 |
++ |
1924 |
++ return ret; |
1925 |
+ } |
1926 |
+ module_init(digicolor_uart_init); |
1927 |
+ |
1928 |
+diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c |
1929 |
+index 0f67197a3783..105de92b0b3b 100644 |
1930 |
+--- a/drivers/tty/serial/imx.c |
1931 |
++++ b/drivers/tty/serial/imx.c |
1932 |
+@@ -382,6 +382,7 @@ static void imx_uart_ucrs_restore(struct imx_port *sport, |
1933 |
+ } |
1934 |
+ #endif |
1935 |
+ |
1936 |
++/* called with port.lock taken and irqs caller dependent */ |
1937 |
+ static void imx_uart_rts_active(struct imx_port *sport, u32 *ucr2) |
1938 |
+ { |
1939 |
+ *ucr2 &= ~(UCR2_CTSC | UCR2_CTS); |
1940 |
+@@ -390,6 +391,7 @@ static void imx_uart_rts_active(struct imx_port *sport, u32 *ucr2) |
1941 |
+ mctrl_gpio_set(sport->gpios, sport->port.mctrl); |
1942 |
+ } |
1943 |
+ |
1944 |
++/* called with port.lock taken and irqs caller dependent */ |
1945 |
+ static void imx_uart_rts_inactive(struct imx_port *sport, u32 *ucr2) |
1946 |
+ { |
1947 |
+ *ucr2 &= ~UCR2_CTSC; |
1948 |
+@@ -399,6 +401,7 @@ static void imx_uart_rts_inactive(struct imx_port *sport, u32 *ucr2) |
1949 |
+ mctrl_gpio_set(sport->gpios, sport->port.mctrl); |
1950 |
+ } |
1951 |
+ |
1952 |
++/* called with port.lock taken and irqs caller dependent */ |
1953 |
+ static void imx_uart_rts_auto(struct imx_port *sport, u32 *ucr2) |
1954 |
+ { |
1955 |
+ *ucr2 |= UCR2_CTSC; |
1956 |
+@@ -1554,6 +1557,16 @@ imx_uart_set_termios(struct uart_port *port, struct ktermios *termios, |
1957 |
+ old_csize = CS8; |
1958 |
+ } |
1959 |
+ |
1960 |
++ del_timer_sync(&sport->timer); |
1961 |
++ |
1962 |
++ /* |
1963 |
++ * Ask the core to calculate the divisor for us. |
1964 |
++ */ |
1965 |
++ baud = uart_get_baud_rate(port, termios, old, 50, port->uartclk / 16); |
1966 |
++ quot = uart_get_divisor(port, baud); |
1967 |
++ |
1968 |
++ spin_lock_irqsave(&sport->port.lock, flags); |
1969 |
++ |
1970 |
+ if ((termios->c_cflag & CSIZE) == CS8) |
1971 |
+ ucr2 = UCR2_WS | UCR2_SRST | UCR2_IRTS; |
1972 |
+ else |
1973 |
+@@ -1597,16 +1610,6 @@ imx_uart_set_termios(struct uart_port *port, struct ktermios *termios, |
1974 |
+ ucr2 |= UCR2_PROE; |
1975 |
+ } |
1976 |
+ |
1977 |
+- del_timer_sync(&sport->timer); |
1978 |
+- |
1979 |
+- /* |
1980 |
+- * Ask the core to calculate the divisor for us. |
1981 |
+- */ |
1982 |
+- baud = uart_get_baud_rate(port, termios, old, 50, port->uartclk / 16); |
1983 |
+- quot = uart_get_divisor(port, baud); |
1984 |
+- |
1985 |
+- spin_lock_irqsave(&sport->port.lock, flags); |
1986 |
+- |
1987 |
+ sport->port.read_status_mask = 0; |
1988 |
+ if (termios->c_iflag & INPCK) |
1989 |
+ sport->port.read_status_mask |= (URXD_FRMERR | URXD_PRERR); |
1990 |
+diff --git a/drivers/tty/serial/max310x.c b/drivers/tty/serial/max310x.c |
1991 |
+index 38c48a02b920..bd3e6cf81af5 100644 |
1992 |
+--- a/drivers/tty/serial/max310x.c |
1993 |
++++ b/drivers/tty/serial/max310x.c |
1994 |
+@@ -491,37 +491,48 @@ static bool max310x_reg_precious(struct device *dev, unsigned int reg) |
1995 |
+ |
1996 |
+ static int max310x_set_baud(struct uart_port *port, int baud) |
1997 |
+ { |
1998 |
+- unsigned int mode = 0, clk = port->uartclk, div = clk / baud; |
1999 |
++ unsigned int mode = 0, div = 0, frac = 0, c = 0, F = 0; |
2000 |
+ |
2001 |
+- /* Check for minimal value for divider */ |
2002 |
+- if (div < 16) |
2003 |
+- div = 16; |
2004 |
+- |
2005 |
+- if (clk % baud && (div / 16) < 0x8000) { |
2006 |
++ /* |
2007 |
++ * Calculate the integer divisor first. Select a proper mode |
2008 |
++ * in case if the requested baud is too high for the pre-defined |
2009 |
++ * clocks frequency. |
2010 |
++ */ |
2011 |
++ div = port->uartclk / baud; |
2012 |
++ if (div < 8) { |
2013 |
++ /* Mode x4 */ |
2014 |
++ c = 4; |
2015 |
++ mode = MAX310X_BRGCFG_4XMODE_BIT; |
2016 |
++ } else if (div < 16) { |
2017 |
+ /* Mode x2 */ |
2018 |
++ c = 8; |
2019 |
+ mode = MAX310X_BRGCFG_2XMODE_BIT; |
2020 |
+- clk = port->uartclk * 2; |
2021 |
+- div = clk / baud; |
2022 |
+- |
2023 |
+- if (clk % baud && (div / 16) < 0x8000) { |
2024 |
+- /* Mode x4 */ |
2025 |
+- mode = MAX310X_BRGCFG_4XMODE_BIT; |
2026 |
+- clk = port->uartclk * 4; |
2027 |
+- div = clk / baud; |
2028 |
+- } |
2029 |
++ } else { |
2030 |
++ c = 16; |
2031 |
+ } |
2032 |
+ |
2033 |
+- max310x_port_write(port, MAX310X_BRGDIVMSB_REG, (div / 16) >> 8); |
2034 |
+- max310x_port_write(port, MAX310X_BRGDIVLSB_REG, div / 16); |
2035 |
+- max310x_port_write(port, MAX310X_BRGCFG_REG, (div % 16) | mode); |
2036 |
++ /* Calculate the divisor in accordance with the fraction coefficient */ |
2037 |
++ div /= c; |
2038 |
++ F = c*baud; |
2039 |
++ |
2040 |
++ /* Calculate the baud rate fraction */ |
2041 |
++ if (div > 0) |
2042 |
++ frac = (16*(port->uartclk % F)) / F; |
2043 |
++ else |
2044 |
++ div = 1; |
2045 |
++ |
2046 |
++ max310x_port_write(port, MAX310X_BRGDIVMSB_REG, div >> 8); |
2047 |
++ max310x_port_write(port, MAX310X_BRGDIVLSB_REG, div); |
2048 |
++ max310x_port_write(port, MAX310X_BRGCFG_REG, frac | mode); |
2049 |
+ |
2050 |
+- return DIV_ROUND_CLOSEST(clk, div); |
2051 |
++ /* Return the actual baud rate we just programmed */ |
2052 |
++ return (16*port->uartclk) / (c*(16*div + frac)); |
2053 |
+ } |
2054 |
+ |
2055 |
+ static int max310x_update_best_err(unsigned long f, long *besterr) |
2056 |
+ { |
2057 |
+ /* Use baudrate 115200 for calculate error */ |
2058 |
+- long err = f % (115200 * 16); |
2059 |
++ long err = f % (460800 * 16); |
2060 |
+ |
2061 |
+ if ((*besterr < 0) || (*besterr > err)) { |
2062 |
+ *besterr = err; |
2063 |
+diff --git a/drivers/tty/serial/msm_serial.c b/drivers/tty/serial/msm_serial.c |
2064 |
+index 0f41b936da03..310bbae515b0 100644 |
2065 |
+--- a/drivers/tty/serial/msm_serial.c |
2066 |
++++ b/drivers/tty/serial/msm_serial.c |
2067 |
+@@ -383,10 +383,14 @@ no_rx: |
2068 |
+ |
2069 |
+ static inline void msm_wait_for_xmitr(struct uart_port *port) |
2070 |
+ { |
2071 |
++ unsigned int timeout = 500000; |
2072 |
++ |
2073 |
+ while (!(msm_read(port, UART_SR) & UART_SR_TX_EMPTY)) { |
2074 |
+ if (msm_read(port, UART_ISR) & UART_ISR_TX_READY) |
2075 |
+ break; |
2076 |
+ udelay(1); |
2077 |
++ if (!timeout--) |
2078 |
++ break; |
2079 |
+ } |
2080 |
+ msm_write(port, UART_CR_CMD_RESET_TX_READY, UART_CR); |
2081 |
+ } |
2082 |
+diff --git a/drivers/tty/serial/serial_core.c b/drivers/tty/serial/serial_core.c |
2083 |
+index 8dbeb14a1e3a..fe9261ffe3db 100644 |
2084 |
+--- a/drivers/tty/serial/serial_core.c |
2085 |
++++ b/drivers/tty/serial/serial_core.c |
2086 |
+@@ -1738,6 +1738,7 @@ static int uart_port_activate(struct tty_port *port, struct tty_struct *tty) |
2087 |
+ { |
2088 |
+ struct uart_state *state = container_of(port, struct uart_state, port); |
2089 |
+ struct uart_port *uport; |
2090 |
++ int ret; |
2091 |
+ |
2092 |
+ uport = uart_port_check(state); |
2093 |
+ if (!uport || uport->flags & UPF_DEAD) |
2094 |
+@@ -1748,7 +1749,11 @@ static int uart_port_activate(struct tty_port *port, struct tty_struct *tty) |
2095 |
+ /* |
2096 |
+ * Start up the serial port. |
2097 |
+ */ |
2098 |
+- return uart_startup(tty, state, 0); |
2099 |
++ ret = uart_startup(tty, state, 0); |
2100 |
++ if (ret > 0) |
2101 |
++ tty_port_set_active(port, 1); |
2102 |
++ |
2103 |
++ return ret; |
2104 |
+ } |
2105 |
+ |
2106 |
+ static const char *uart_type(struct uart_port *port) |
2107 |
+diff --git a/drivers/tty/serial/serial_mctrl_gpio.c b/drivers/tty/serial/serial_mctrl_gpio.c |
2108 |
+index 1c06325beaca..07f318603e74 100644 |
2109 |
+--- a/drivers/tty/serial/serial_mctrl_gpio.c |
2110 |
++++ b/drivers/tty/serial/serial_mctrl_gpio.c |
2111 |
+@@ -12,6 +12,7 @@ |
2112 |
+ #include <linux/termios.h> |
2113 |
+ #include <linux/serial_core.h> |
2114 |
+ #include <linux/module.h> |
2115 |
++#include <linux/property.h> |
2116 |
+ |
2117 |
+ #include "serial_mctrl_gpio.h" |
2118 |
+ |
2119 |
+@@ -115,6 +116,19 @@ struct mctrl_gpios *mctrl_gpio_init_noauto(struct device *dev, unsigned int idx) |
2120 |
+ |
2121 |
+ for (i = 0; i < UART_GPIO_MAX; i++) { |
2122 |
+ enum gpiod_flags flags; |
2123 |
++ char *gpio_str; |
2124 |
++ bool present; |
2125 |
++ |
2126 |
++ /* Check if GPIO property exists and continue if not */ |
2127 |
++ gpio_str = kasprintf(GFP_KERNEL, "%s-gpios", |
2128 |
++ mctrl_gpios_desc[i].name); |
2129 |
++ if (!gpio_str) |
2130 |
++ continue; |
2131 |
++ |
2132 |
++ present = device_property_present(dev, gpio_str); |
2133 |
++ kfree(gpio_str); |
2134 |
++ if (!present) |
2135 |
++ continue; |
2136 |
+ |
2137 |
+ if (mctrl_gpios_desc[i].dir_out) |
2138 |
+ flags = GPIOD_OUT_LOW; |
2139 |
+diff --git a/drivers/tty/serial/sh-sci.c b/drivers/tty/serial/sh-sci.c |
2140 |
+index 040832635a64..5550289e6678 100644 |
2141 |
+--- a/drivers/tty/serial/sh-sci.c |
2142 |
++++ b/drivers/tty/serial/sh-sci.c |
2143 |
+@@ -1376,6 +1376,7 @@ static void work_fn_tx(struct work_struct *work) |
2144 |
+ struct circ_buf *xmit = &port->state->xmit; |
2145 |
+ unsigned long flags; |
2146 |
+ dma_addr_t buf; |
2147 |
++ int head, tail; |
2148 |
+ |
2149 |
+ /* |
2150 |
+ * DMA is idle now. |
2151 |
+@@ -1385,16 +1386,23 @@ static void work_fn_tx(struct work_struct *work) |
2152 |
+ * consistent xmit buffer state. |
2153 |
+ */ |
2154 |
+ spin_lock_irq(&port->lock); |
2155 |
+- buf = s->tx_dma_addr + (xmit->tail & (UART_XMIT_SIZE - 1)); |
2156 |
++ head = xmit->head; |
2157 |
++ tail = xmit->tail; |
2158 |
++ buf = s->tx_dma_addr + (tail & (UART_XMIT_SIZE - 1)); |
2159 |
+ s->tx_dma_len = min_t(unsigned int, |
2160 |
+- CIRC_CNT(xmit->head, xmit->tail, UART_XMIT_SIZE), |
2161 |
+- CIRC_CNT_TO_END(xmit->head, xmit->tail, UART_XMIT_SIZE)); |
2162 |
+- spin_unlock_irq(&port->lock); |
2163 |
++ CIRC_CNT(head, tail, UART_XMIT_SIZE), |
2164 |
++ CIRC_CNT_TO_END(head, tail, UART_XMIT_SIZE)); |
2165 |
++ if (!s->tx_dma_len) { |
2166 |
++ /* Transmit buffer has been flushed */ |
2167 |
++ spin_unlock_irq(&port->lock); |
2168 |
++ return; |
2169 |
++ } |
2170 |
+ |
2171 |
+ desc = dmaengine_prep_slave_single(chan, buf, s->tx_dma_len, |
2172 |
+ DMA_MEM_TO_DEV, |
2173 |
+ DMA_PREP_INTERRUPT | DMA_CTRL_ACK); |
2174 |
+ if (!desc) { |
2175 |
++ spin_unlock_irq(&port->lock); |
2176 |
+ dev_warn(port->dev, "Failed preparing Tx DMA descriptor\n"); |
2177 |
+ goto switch_to_pio; |
2178 |
+ } |
2179 |
+@@ -1402,18 +1410,18 @@ static void work_fn_tx(struct work_struct *work) |
2180 |
+ dma_sync_single_for_device(chan->device->dev, buf, s->tx_dma_len, |
2181 |
+ DMA_TO_DEVICE); |
2182 |
+ |
2183 |
+- spin_lock_irq(&port->lock); |
2184 |
+ desc->callback = sci_dma_tx_complete; |
2185 |
+ desc->callback_param = s; |
2186 |
+- spin_unlock_irq(&port->lock); |
2187 |
+ s->cookie_tx = dmaengine_submit(desc); |
2188 |
+ if (dma_submit_error(s->cookie_tx)) { |
2189 |
++ spin_unlock_irq(&port->lock); |
2190 |
+ dev_warn(port->dev, "Failed submitting Tx DMA descriptor\n"); |
2191 |
+ goto switch_to_pio; |
2192 |
+ } |
2193 |
+ |
2194 |
++ spin_unlock_irq(&port->lock); |
2195 |
+ dev_dbg(port->dev, "%s: %p: %d...%d, cookie %d\n", |
2196 |
+- __func__, xmit->buf, xmit->tail, xmit->head, s->cookie_tx); |
2197 |
++ __func__, xmit->buf, tail, head, s->cookie_tx); |
2198 |
+ |
2199 |
+ dma_async_issue_pending(chan); |
2200 |
+ return; |
2201 |
+@@ -1633,11 +1641,18 @@ static void sci_free_dma(struct uart_port *port) |
2202 |
+ |
2203 |
+ static void sci_flush_buffer(struct uart_port *port) |
2204 |
+ { |
2205 |
++ struct sci_port *s = to_sci_port(port); |
2206 |
++ |
2207 |
+ /* |
2208 |
+ * In uart_flush_buffer(), the xmit circular buffer has just been |
2209 |
+- * cleared, so we have to reset tx_dma_len accordingly. |
2210 |
++ * cleared, so we have to reset tx_dma_len accordingly, and stop any |
2211 |
++ * pending transfers |
2212 |
+ */ |
2213 |
+- to_sci_port(port)->tx_dma_len = 0; |
2214 |
++ s->tx_dma_len = 0; |
2215 |
++ if (s->chan_tx) { |
2216 |
++ dmaengine_terminate_async(s->chan_tx); |
2217 |
++ s->cookie_tx = -EINVAL; |
2218 |
++ } |
2219 |
+ } |
2220 |
+ #else /* !CONFIG_SERIAL_SH_SCI_DMA */ |
2221 |
+ static inline void sci_request_dma(struct uart_port *port) |
2222 |
+diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c |
2223 |
+index f4e8e869649a..8018f813972e 100644 |
2224 |
+--- a/drivers/usb/core/hub.c |
2225 |
++++ b/drivers/usb/core/hub.c |
2226 |
+@@ -3961,6 +3961,9 @@ static int usb_set_lpm_timeout(struct usb_device *udev, |
2227 |
+ * control transfers to set the hub timeout or enable device-initiated U1/U2 |
2228 |
+ * will be successful. |
2229 |
+ * |
2230 |
++ * If the control transfer to enable device-initiated U1/U2 entry fails, then |
2231 |
++ * hub-initiated U1/U2 will be disabled. |
2232 |
++ * |
2233 |
+ * If we cannot set the parent hub U1/U2 timeout, we attempt to let the xHCI |
2234 |
+ * driver know about it. If that call fails, it should be harmless, and just |
2235 |
+ * take up more slightly more bus bandwidth for unnecessary U1/U2 exit latency. |
2236 |
+@@ -4015,23 +4018,24 @@ static void usb_enable_link_state(struct usb_hcd *hcd, struct usb_device *udev, |
2237 |
+ * host know that this link state won't be enabled. |
2238 |
+ */ |
2239 |
+ hcd->driver->disable_usb3_lpm_timeout(hcd, udev, state); |
2240 |
+- } else { |
2241 |
+- /* Only a configured device will accept the Set Feature |
2242 |
+- * U1/U2_ENABLE |
2243 |
+- */ |
2244 |
+- if (udev->actconfig) |
2245 |
+- usb_set_device_initiated_lpm(udev, state, true); |
2246 |
++ return; |
2247 |
++ } |
2248 |
+ |
2249 |
+- /* As soon as usb_set_lpm_timeout(timeout) returns 0, the |
2250 |
+- * hub-initiated LPM is enabled. Thus, LPM is enabled no |
2251 |
+- * matter the result of usb_set_device_initiated_lpm(). |
2252 |
+- * The only difference is whether device is able to initiate |
2253 |
+- * LPM. |
2254 |
+- */ |
2255 |
++ /* Only a configured device will accept the Set Feature |
2256 |
++ * U1/U2_ENABLE |
2257 |
++ */ |
2258 |
++ if (udev->actconfig && |
2259 |
++ usb_set_device_initiated_lpm(udev, state, true) == 0) { |
2260 |
+ if (state == USB3_LPM_U1) |
2261 |
+ udev->usb3_lpm_u1_enabled = 1; |
2262 |
+ else if (state == USB3_LPM_U2) |
2263 |
+ udev->usb3_lpm_u2_enabled = 1; |
2264 |
++ } else { |
2265 |
++ /* Don't request U1/U2 entry if the device |
2266 |
++ * cannot transition to U1/U2. |
2267 |
++ */ |
2268 |
++ usb_set_lpm_timeout(udev, state, 0); |
2269 |
++ hcd->driver->disable_usb3_lpm_timeout(hcd, udev, state); |
2270 |
+ } |
2271 |
+ } |
2272 |
+ |
2273 |
+diff --git a/drivers/usb/gadget/function/f_fs.c b/drivers/usb/gadget/function/f_fs.c |
2274 |
+index aa15593a3ac4..2050993fb58b 100644 |
2275 |
+--- a/drivers/usb/gadget/function/f_fs.c |
2276 |
++++ b/drivers/usb/gadget/function/f_fs.c |
2277 |
+@@ -1101,11 +1101,12 @@ static ssize_t ffs_epfile_write_iter(struct kiocb *kiocb, struct iov_iter *from) |
2278 |
+ ENTER(); |
2279 |
+ |
2280 |
+ if (!is_sync_kiocb(kiocb)) { |
2281 |
+- p = kmalloc(sizeof(io_data), GFP_KERNEL); |
2282 |
++ p = kzalloc(sizeof(io_data), GFP_KERNEL); |
2283 |
+ if (unlikely(!p)) |
2284 |
+ return -ENOMEM; |
2285 |
+ p->aio = true; |
2286 |
+ } else { |
2287 |
++ memset(p, 0, sizeof(*p)); |
2288 |
+ p->aio = false; |
2289 |
+ } |
2290 |
+ |
2291 |
+@@ -1137,11 +1138,12 @@ static ssize_t ffs_epfile_read_iter(struct kiocb *kiocb, struct iov_iter *to) |
2292 |
+ ENTER(); |
2293 |
+ |
2294 |
+ if (!is_sync_kiocb(kiocb)) { |
2295 |
+- p = kmalloc(sizeof(io_data), GFP_KERNEL); |
2296 |
++ p = kzalloc(sizeof(io_data), GFP_KERNEL); |
2297 |
+ if (unlikely(!p)) |
2298 |
+ return -ENOMEM; |
2299 |
+ p->aio = true; |
2300 |
+ } else { |
2301 |
++ memset(p, 0, sizeof(*p)); |
2302 |
+ p->aio = false; |
2303 |
+ } |
2304 |
+ |
2305 |
+diff --git a/drivers/usb/host/hwa-hc.c b/drivers/usb/host/hwa-hc.c |
2306 |
+index 09a8ebd95588..6968b9f2b76b 100644 |
2307 |
+--- a/drivers/usb/host/hwa-hc.c |
2308 |
++++ b/drivers/usb/host/hwa-hc.c |
2309 |
+@@ -159,7 +159,7 @@ out: |
2310 |
+ return result; |
2311 |
+ |
2312 |
+ error_set_cluster_id: |
2313 |
+- wusb_cluster_id_put(wusbhc->cluster_id); |
2314 |
++ wusb_cluster_id_put(addr); |
2315 |
+ error_cluster_id_get: |
2316 |
+ goto out; |
2317 |
+ |
2318 |
+diff --git a/drivers/usb/host/pci-quirks.c b/drivers/usb/host/pci-quirks.c |
2319 |
+index 3625a5c1a41b..070c66f86e67 100644 |
2320 |
+--- a/drivers/usb/host/pci-quirks.c |
2321 |
++++ b/drivers/usb/host/pci-quirks.c |
2322 |
+@@ -205,7 +205,7 @@ int usb_amd_find_chipset_info(void) |
2323 |
+ { |
2324 |
+ unsigned long flags; |
2325 |
+ struct amd_chipset_info info; |
2326 |
+- int ret; |
2327 |
++ int need_pll_quirk = 0; |
2328 |
+ |
2329 |
+ spin_lock_irqsave(&amd_lock, flags); |
2330 |
+ |
2331 |
+@@ -219,21 +219,28 @@ int usb_amd_find_chipset_info(void) |
2332 |
+ spin_unlock_irqrestore(&amd_lock, flags); |
2333 |
+ |
2334 |
+ if (!amd_chipset_sb_type_init(&info)) { |
2335 |
+- ret = 0; |
2336 |
+ goto commit; |
2337 |
+ } |
2338 |
+ |
2339 |
+- /* Below chipset generations needn't enable AMD PLL quirk */ |
2340 |
+- if (info.sb_type.gen == AMD_CHIPSET_UNKNOWN || |
2341 |
+- info.sb_type.gen == AMD_CHIPSET_SB600 || |
2342 |
+- info.sb_type.gen == AMD_CHIPSET_YANGTZE || |
2343 |
+- (info.sb_type.gen == AMD_CHIPSET_SB700 && |
2344 |
+- info.sb_type.rev > 0x3b)) { |
2345 |
++ switch (info.sb_type.gen) { |
2346 |
++ case AMD_CHIPSET_SB700: |
2347 |
++ need_pll_quirk = info.sb_type.rev <= 0x3B; |
2348 |
++ break; |
2349 |
++ case AMD_CHIPSET_SB800: |
2350 |
++ case AMD_CHIPSET_HUDSON2: |
2351 |
++ case AMD_CHIPSET_BOLTON: |
2352 |
++ need_pll_quirk = 1; |
2353 |
++ break; |
2354 |
++ default: |
2355 |
++ need_pll_quirk = 0; |
2356 |
++ break; |
2357 |
++ } |
2358 |
++ |
2359 |
++ if (!need_pll_quirk) { |
2360 |
+ if (info.smbus_dev) { |
2361 |
+ pci_dev_put(info.smbus_dev); |
2362 |
+ info.smbus_dev = NULL; |
2363 |
+ } |
2364 |
+- ret = 0; |
2365 |
+ goto commit; |
2366 |
+ } |
2367 |
+ |
2368 |
+@@ -252,7 +259,7 @@ int usb_amd_find_chipset_info(void) |
2369 |
+ } |
2370 |
+ } |
2371 |
+ |
2372 |
+- ret = info.probe_result = 1; |
2373 |
++ need_pll_quirk = info.probe_result = 1; |
2374 |
+ printk(KERN_DEBUG "QUIRK: Enable AMD PLL fix\n"); |
2375 |
+ |
2376 |
+ commit: |
2377 |
+@@ -263,7 +270,7 @@ commit: |
2378 |
+ |
2379 |
+ /* Mark that we where here */ |
2380 |
+ amd_chipset.probe_count++; |
2381 |
+- ret = amd_chipset.probe_result; |
2382 |
++ need_pll_quirk = amd_chipset.probe_result; |
2383 |
+ |
2384 |
+ spin_unlock_irqrestore(&amd_lock, flags); |
2385 |
+ |
2386 |
+@@ -277,7 +284,7 @@ commit: |
2387 |
+ spin_unlock_irqrestore(&amd_lock, flags); |
2388 |
+ } |
2389 |
+ |
2390 |
+- return ret; |
2391 |
++ return need_pll_quirk; |
2392 |
+ } |
2393 |
+ EXPORT_SYMBOL_GPL(usb_amd_find_chipset_info); |
2394 |
+ |
2395 |
+diff --git a/fs/9p/vfs_addr.c b/fs/9p/vfs_addr.c |
2396 |
+index e1cbdfdb7c68..197069303510 100644 |
2397 |
+--- a/fs/9p/vfs_addr.c |
2398 |
++++ b/fs/9p/vfs_addr.c |
2399 |
+@@ -50,8 +50,9 @@ |
2400 |
+ * @page: structure to page |
2401 |
+ * |
2402 |
+ */ |
2403 |
+-static int v9fs_fid_readpage(struct p9_fid *fid, struct page *page) |
2404 |
++static int v9fs_fid_readpage(void *data, struct page *page) |
2405 |
+ { |
2406 |
++ struct p9_fid *fid = data; |
2407 |
+ struct inode *inode = page->mapping->host; |
2408 |
+ struct bio_vec bvec = {.bv_page = page, .bv_len = PAGE_SIZE}; |
2409 |
+ struct iov_iter to; |
2410 |
+@@ -122,7 +123,8 @@ static int v9fs_vfs_readpages(struct file *filp, struct address_space *mapping, |
2411 |
+ if (ret == 0) |
2412 |
+ return ret; |
2413 |
+ |
2414 |
+- ret = read_cache_pages(mapping, pages, (void *)v9fs_vfs_readpage, filp); |
2415 |
++ ret = read_cache_pages(mapping, pages, v9fs_fid_readpage, |
2416 |
++ filp->private_data); |
2417 |
+ p9_debug(P9_DEBUG_VFS, " = %d\n", ret); |
2418 |
+ return ret; |
2419 |
+ } |
2420 |
+diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c |
2421 |
+index c1cd3fe2b295..355ff08e9d44 100644 |
2422 |
+--- a/fs/btrfs/inode.c |
2423 |
++++ b/fs/btrfs/inode.c |
2424 |
+@@ -388,10 +388,31 @@ static noinline int add_async_extent(struct async_cow *cow, |
2425 |
+ return 0; |
2426 |
+ } |
2427 |
+ |
2428 |
++/* |
2429 |
++ * Check if the inode has flags compatible with compression |
2430 |
++ */ |
2431 |
++static inline bool inode_can_compress(struct inode *inode) |
2432 |
++{ |
2433 |
++ if (BTRFS_I(inode)->flags & BTRFS_INODE_NODATACOW || |
2434 |
++ BTRFS_I(inode)->flags & BTRFS_INODE_NODATASUM) |
2435 |
++ return false; |
2436 |
++ return true; |
2437 |
++} |
2438 |
++ |
2439 |
++/* |
2440 |
++ * Check if the inode needs to be submitted to compression, based on mount |
2441 |
++ * options, defragmentation, properties or heuristics. |
2442 |
++ */ |
2443 |
+ static inline int inode_need_compress(struct inode *inode, u64 start, u64 end) |
2444 |
+ { |
2445 |
+ struct btrfs_fs_info *fs_info = btrfs_sb(inode->i_sb); |
2446 |
+ |
2447 |
++ if (!inode_can_compress(inode)) { |
2448 |
++ WARN(IS_ENABLED(CONFIG_BTRFS_DEBUG), |
2449 |
++ KERN_ERR "BTRFS: unexpected compression for ino %llu\n", |
2450 |
++ btrfs_ino(BTRFS_I(inode))); |
2451 |
++ return 0; |
2452 |
++ } |
2453 |
+ /* force compress */ |
2454 |
+ if (btrfs_test_opt(fs_info, FORCE_COMPRESS)) |
2455 |
+ return 1; |
2456 |
+@@ -1596,7 +1617,8 @@ static int run_delalloc_range(void *private_data, struct page *locked_page, |
2457 |
+ } else if (BTRFS_I(inode)->flags & BTRFS_INODE_PREALLOC && !force_cow) { |
2458 |
+ ret = run_delalloc_nocow(inode, locked_page, start, end, |
2459 |
+ page_started, 0, nr_written); |
2460 |
+- } else if (!inode_need_compress(inode, start, end)) { |
2461 |
++ } else if (!inode_can_compress(inode) || |
2462 |
++ !inode_need_compress(inode, start, end)) { |
2463 |
+ ret = cow_file_range(inode, locked_page, start, end, end, |
2464 |
+ page_started, nr_written, 1, NULL); |
2465 |
+ } else { |
2466 |
+diff --git a/fs/dlm/lowcomms.c b/fs/dlm/lowcomms.c |
2467 |
+index a5e4a221435c..a93ebffe84b3 100644 |
2468 |
+--- a/fs/dlm/lowcomms.c |
2469 |
++++ b/fs/dlm/lowcomms.c |
2470 |
+@@ -1630,8 +1630,10 @@ static void clean_writequeues(void) |
2471 |
+ |
2472 |
+ static void work_stop(void) |
2473 |
+ { |
2474 |
+- destroy_workqueue(recv_workqueue); |
2475 |
+- destroy_workqueue(send_workqueue); |
2476 |
++ if (recv_workqueue) |
2477 |
++ destroy_workqueue(recv_workqueue); |
2478 |
++ if (send_workqueue) |
2479 |
++ destroy_workqueue(send_workqueue); |
2480 |
+ } |
2481 |
+ |
2482 |
+ static int work_start(void) |
2483 |
+@@ -1691,13 +1693,17 @@ static void work_flush(void) |
2484 |
+ struct hlist_node *n; |
2485 |
+ struct connection *con; |
2486 |
+ |
2487 |
+- flush_workqueue(recv_workqueue); |
2488 |
+- flush_workqueue(send_workqueue); |
2489 |
++ if (recv_workqueue) |
2490 |
++ flush_workqueue(recv_workqueue); |
2491 |
++ if (send_workqueue) |
2492 |
++ flush_workqueue(send_workqueue); |
2493 |
+ do { |
2494 |
+ ok = 1; |
2495 |
+ foreach_conn(stop_conn); |
2496 |
+- flush_workqueue(recv_workqueue); |
2497 |
+- flush_workqueue(send_workqueue); |
2498 |
++ if (recv_workqueue) |
2499 |
++ flush_workqueue(recv_workqueue); |
2500 |
++ if (send_workqueue) |
2501 |
++ flush_workqueue(send_workqueue); |
2502 |
+ for (i = 0; i < CONN_HASH_SIZE && ok; i++) { |
2503 |
+ hlist_for_each_entry_safe(con, n, |
2504 |
+ &connection_hash[i], list) { |
2505 |
+diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c |
2506 |
+index 8fc3edb6760c..92f72bb5aff4 100644 |
2507 |
+--- a/fs/f2fs/segment.c |
2508 |
++++ b/fs/f2fs/segment.c |
2509 |
+@@ -3261,6 +3261,11 @@ static int read_compacted_summaries(struct f2fs_sb_info *sbi) |
2510 |
+ seg_i = CURSEG_I(sbi, i); |
2511 |
+ segno = le32_to_cpu(ckpt->cur_data_segno[i]); |
2512 |
+ blk_off = le16_to_cpu(ckpt->cur_data_blkoff[i]); |
2513 |
++ if (blk_off > ENTRIES_IN_SUM) { |
2514 |
++ f2fs_bug_on(sbi, 1); |
2515 |
++ f2fs_put_page(page, 1); |
2516 |
++ return -EFAULT; |
2517 |
++ } |
2518 |
+ seg_i->next_segno = segno; |
2519 |
+ reset_curseg(sbi, i, 0); |
2520 |
+ seg_i->alloc_type = ckpt->alloc_type[i]; |
2521 |
+diff --git a/fs/notify/fanotify/fanotify.c b/fs/notify/fanotify/fanotify.c |
2522 |
+index 29dee9630eec..a18b8d7a3075 100644 |
2523 |
+--- a/fs/notify/fanotify/fanotify.c |
2524 |
++++ b/fs/notify/fanotify/fanotify.c |
2525 |
+@@ -148,10 +148,13 @@ struct fanotify_event_info *fanotify_alloc_event(struct fsnotify_group *group, |
2526 |
+ /* |
2527 |
+ * For queues with unlimited length lost events are not expected and |
2528 |
+ * can possibly have security implications. Avoid losing events when |
2529 |
+- * memory is short. |
2530 |
++ * memory is short. For the limited size queues, avoid OOM killer in the |
2531 |
++ * target monitoring memcg as it may have security repercussion. |
2532 |
+ */ |
2533 |
+ if (group->max_events == UINT_MAX) |
2534 |
+ gfp |= __GFP_NOFAIL; |
2535 |
++ else |
2536 |
++ gfp |= __GFP_RETRY_MAYFAIL; |
2537 |
+ |
2538 |
+ /* Whoever is interested in the event, pays for the allocation. */ |
2539 |
+ memalloc_use_memcg(group->memcg); |
2540 |
+diff --git a/fs/notify/inotify/inotify_fsnotify.c b/fs/notify/inotify/inotify_fsnotify.c |
2541 |
+index f4184b4f3815..16b8702af0e7 100644 |
2542 |
+--- a/fs/notify/inotify/inotify_fsnotify.c |
2543 |
++++ b/fs/notify/inotify/inotify_fsnotify.c |
2544 |
+@@ -99,9 +99,13 @@ int inotify_handle_event(struct fsnotify_group *group, |
2545 |
+ i_mark = container_of(inode_mark, struct inotify_inode_mark, |
2546 |
+ fsn_mark); |
2547 |
+ |
2548 |
+- /* Whoever is interested in the event, pays for the allocation. */ |
2549 |
++ /* |
2550 |
++ * Whoever is interested in the event, pays for the allocation. Do not |
2551 |
++ * trigger OOM killer in the target monitoring memcg as it may have |
2552 |
++ * security repercussion. |
2553 |
++ */ |
2554 |
+ memalloc_use_memcg(group->memcg); |
2555 |
+- event = kmalloc(alloc_len, GFP_KERNEL_ACCOUNT); |
2556 |
++ event = kmalloc(alloc_len, GFP_KERNEL_ACCOUNT | __GFP_RETRY_MAYFAIL); |
2557 |
+ memalloc_unuse_memcg(); |
2558 |
+ |
2559 |
+ if (unlikely(!event)) { |
2560 |
+diff --git a/fs/open.c b/fs/open.c |
2561 |
+index a00350018a47..878478745924 100644 |
2562 |
+--- a/fs/open.c |
2563 |
++++ b/fs/open.c |
2564 |
+@@ -373,6 +373,25 @@ long do_faccessat(int dfd, const char __user *filename, int mode) |
2565 |
+ override_cred->cap_permitted; |
2566 |
+ } |
2567 |
+ |
2568 |
++ /* |
2569 |
++ * The new set of credentials can *only* be used in |
2570 |
++ * task-synchronous circumstances, and does not need |
2571 |
++ * RCU freeing, unless somebody then takes a separate |
2572 |
++ * reference to it. |
2573 |
++ * |
2574 |
++ * NOTE! This is _only_ true because this credential |
2575 |
++ * is used purely for override_creds() that installs |
2576 |
++ * it as the subjective cred. Other threads will be |
2577 |
++ * accessing ->real_cred, not the subjective cred. |
2578 |
++ * |
2579 |
++ * If somebody _does_ make a copy of this (using the |
2580 |
++ * 'get_current_cred()' function), that will clear the |
2581 |
++ * non_rcu field, because now that other user may be |
2582 |
++ * expecting RCU freeing. But normal thread-synchronous |
2583 |
++ * cred accesses will keep things non-RCY. |
2584 |
++ */ |
2585 |
++ override_cred->non_rcu = 1; |
2586 |
++ |
2587 |
+ old_cred = override_creds(override_cred); |
2588 |
+ retry: |
2589 |
+ res = user_path_at(dfd, filename, lookup_flags, &path); |
2590 |
+diff --git a/fs/proc/base.c b/fs/proc/base.c |
2591 |
+index f999e8bd3771..a7fbda72afeb 100644 |
2592 |
+--- a/fs/proc/base.c |
2593 |
++++ b/fs/proc/base.c |
2594 |
+@@ -1960,9 +1960,12 @@ static int map_files_d_revalidate(struct dentry *dentry, unsigned int flags) |
2595 |
+ goto out; |
2596 |
+ |
2597 |
+ if (!dname_to_vma_addr(dentry, &vm_start, &vm_end)) { |
2598 |
+- down_read(&mm->mmap_sem); |
2599 |
+- exact_vma_exists = !!find_exact_vma(mm, vm_start, vm_end); |
2600 |
+- up_read(&mm->mmap_sem); |
2601 |
++ status = down_read_killable(&mm->mmap_sem); |
2602 |
++ if (!status) { |
2603 |
++ exact_vma_exists = !!find_exact_vma(mm, vm_start, |
2604 |
++ vm_end); |
2605 |
++ up_read(&mm->mmap_sem); |
2606 |
++ } |
2607 |
+ } |
2608 |
+ |
2609 |
+ mmput(mm); |
2610 |
+@@ -2008,8 +2011,11 @@ static int map_files_get_link(struct dentry *dentry, struct path *path) |
2611 |
+ if (rc) |
2612 |
+ goto out_mmput; |
2613 |
+ |
2614 |
++ rc = down_read_killable(&mm->mmap_sem); |
2615 |
++ if (rc) |
2616 |
++ goto out_mmput; |
2617 |
++ |
2618 |
+ rc = -ENOENT; |
2619 |
+- down_read(&mm->mmap_sem); |
2620 |
+ vma = find_exact_vma(mm, vm_start, vm_end); |
2621 |
+ if (vma && vma->vm_file) { |
2622 |
+ *path = vma->vm_file->f_path; |
2623 |
+@@ -2105,7 +2111,11 @@ static struct dentry *proc_map_files_lookup(struct inode *dir, |
2624 |
+ if (!mm) |
2625 |
+ goto out_put_task; |
2626 |
+ |
2627 |
+- down_read(&mm->mmap_sem); |
2628 |
++ result = ERR_PTR(-EINTR); |
2629 |
++ if (down_read_killable(&mm->mmap_sem)) |
2630 |
++ goto out_put_mm; |
2631 |
++ |
2632 |
++ result = ERR_PTR(-ENOENT); |
2633 |
+ vma = find_exact_vma(mm, vm_start, vm_end); |
2634 |
+ if (!vma) |
2635 |
+ goto out_no_vma; |
2636 |
+@@ -2116,6 +2126,7 @@ static struct dentry *proc_map_files_lookup(struct inode *dir, |
2637 |
+ |
2638 |
+ out_no_vma: |
2639 |
+ up_read(&mm->mmap_sem); |
2640 |
++out_put_mm: |
2641 |
+ mmput(mm); |
2642 |
+ out_put_task: |
2643 |
+ put_task_struct(task); |
2644 |
+@@ -2157,7 +2168,12 @@ proc_map_files_readdir(struct file *file, struct dir_context *ctx) |
2645 |
+ mm = get_task_mm(task); |
2646 |
+ if (!mm) |
2647 |
+ goto out_put_task; |
2648 |
+- down_read(&mm->mmap_sem); |
2649 |
++ |
2650 |
++ ret = down_read_killable(&mm->mmap_sem); |
2651 |
++ if (ret) { |
2652 |
++ mmput(mm); |
2653 |
++ goto out_put_task; |
2654 |
++ } |
2655 |
+ |
2656 |
+ nr_files = 0; |
2657 |
+ |
2658 |
+diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c |
2659 |
+index c5819baee35c..71aba44c4fa6 100644 |
2660 |
+--- a/fs/proc/task_mmu.c |
2661 |
++++ b/fs/proc/task_mmu.c |
2662 |
+@@ -166,7 +166,11 @@ static void *m_start(struct seq_file *m, loff_t *ppos) |
2663 |
+ if (!mm || !mmget_not_zero(mm)) |
2664 |
+ return NULL; |
2665 |
+ |
2666 |
+- down_read(&mm->mmap_sem); |
2667 |
++ if (down_read_killable(&mm->mmap_sem)) { |
2668 |
++ mmput(mm); |
2669 |
++ return ERR_PTR(-EINTR); |
2670 |
++ } |
2671 |
++ |
2672 |
+ hold_task_mempolicy(priv); |
2673 |
+ priv->tail_vma = get_gate_vma(mm); |
2674 |
+ |
2675 |
+@@ -826,7 +830,10 @@ static int show_smaps_rollup(struct seq_file *m, void *v) |
2676 |
+ |
2677 |
+ memset(&mss, 0, sizeof(mss)); |
2678 |
+ |
2679 |
+- down_read(&mm->mmap_sem); |
2680 |
++ ret = down_read_killable(&mm->mmap_sem); |
2681 |
++ if (ret) |
2682 |
++ goto out_put_mm; |
2683 |
++ |
2684 |
+ hold_task_mempolicy(priv); |
2685 |
+ |
2686 |
+ for (vma = priv->mm->mmap; vma; vma = vma->vm_next) { |
2687 |
+@@ -843,8 +850,9 @@ static int show_smaps_rollup(struct seq_file *m, void *v) |
2688 |
+ |
2689 |
+ release_task_mempolicy(priv); |
2690 |
+ up_read(&mm->mmap_sem); |
2691 |
+- mmput(mm); |
2692 |
+ |
2693 |
++out_put_mm: |
2694 |
++ mmput(mm); |
2695 |
+ out_put_task: |
2696 |
+ put_task_struct(priv->task); |
2697 |
+ priv->task = NULL; |
2698 |
+@@ -1127,7 +1135,10 @@ static ssize_t clear_refs_write(struct file *file, const char __user *buf, |
2699 |
+ goto out_mm; |
2700 |
+ } |
2701 |
+ |
2702 |
+- down_read(&mm->mmap_sem); |
2703 |
++ if (down_read_killable(&mm->mmap_sem)) { |
2704 |
++ count = -EINTR; |
2705 |
++ goto out_mm; |
2706 |
++ } |
2707 |
+ tlb_gather_mmu(&tlb, mm, 0, -1); |
2708 |
+ if (type == CLEAR_REFS_SOFT_DIRTY) { |
2709 |
+ for (vma = mm->mmap; vma; vma = vma->vm_next) { |
2710 |
+@@ -1531,7 +1542,9 @@ static ssize_t pagemap_read(struct file *file, char __user *buf, |
2711 |
+ /* overflow ? */ |
2712 |
+ if (end < start_vaddr || end > end_vaddr) |
2713 |
+ end = end_vaddr; |
2714 |
+- down_read(&mm->mmap_sem); |
2715 |
++ ret = down_read_killable(&mm->mmap_sem); |
2716 |
++ if (ret) |
2717 |
++ goto out_free; |
2718 |
+ ret = walk_page_range(start_vaddr, end, &pagemap_walk); |
2719 |
+ up_read(&mm->mmap_sem); |
2720 |
+ start_vaddr = end; |
2721 |
+diff --git a/fs/proc/task_nommu.c b/fs/proc/task_nommu.c |
2722 |
+index 0b63d68dedb2..5161894a6d62 100644 |
2723 |
+--- a/fs/proc/task_nommu.c |
2724 |
++++ b/fs/proc/task_nommu.c |
2725 |
+@@ -211,7 +211,11 @@ static void *m_start(struct seq_file *m, loff_t *pos) |
2726 |
+ if (!mm || !mmget_not_zero(mm)) |
2727 |
+ return NULL; |
2728 |
+ |
2729 |
+- down_read(&mm->mmap_sem); |
2730 |
++ if (down_read_killable(&mm->mmap_sem)) { |
2731 |
++ mmput(mm); |
2732 |
++ return ERR_PTR(-EINTR); |
2733 |
++ } |
2734 |
++ |
2735 |
+ /* start from the Nth VMA */ |
2736 |
+ for (p = rb_first(&mm->mm_rb); p; p = rb_next(p)) |
2737 |
+ if (n-- == 0) |
2738 |
+diff --git a/include/linux/cred.h b/include/linux/cred.h |
2739 |
+index 7eed6101c791..1dc351d8548b 100644 |
2740 |
+--- a/include/linux/cred.h |
2741 |
++++ b/include/linux/cred.h |
2742 |
+@@ -150,7 +150,11 @@ struct cred { |
2743 |
+ struct user_struct *user; /* real user ID subscription */ |
2744 |
+ struct user_namespace *user_ns; /* user_ns the caps and keyrings are relative to. */ |
2745 |
+ struct group_info *group_info; /* supplementary groups for euid/fsgid */ |
2746 |
+- struct rcu_head rcu; /* RCU deletion hook */ |
2747 |
++ /* RCU deletion */ |
2748 |
++ union { |
2749 |
++ int non_rcu; /* Can we skip RCU deletion? */ |
2750 |
++ struct rcu_head rcu; /* RCU deletion hook */ |
2751 |
++ }; |
2752 |
+ } __randomize_layout; |
2753 |
+ |
2754 |
+ extern void __put_cred(struct cred *); |
2755 |
+@@ -248,6 +252,7 @@ static inline const struct cred *get_cred(const struct cred *cred) |
2756 |
+ { |
2757 |
+ struct cred *nonconst_cred = (struct cred *) cred; |
2758 |
+ validate_creds(cred); |
2759 |
++ nonconst_cred->non_rcu = 0; |
2760 |
+ return get_new_cred(nonconst_cred); |
2761 |
+ } |
2762 |
+ |
2763 |
+diff --git a/include/linux/host1x.h b/include/linux/host1x.h |
2764 |
+index 89110d896d72..aef6e2f73802 100644 |
2765 |
+--- a/include/linux/host1x.h |
2766 |
++++ b/include/linux/host1x.h |
2767 |
+@@ -310,6 +310,8 @@ struct host1x_device { |
2768 |
+ struct list_head clients; |
2769 |
+ |
2770 |
+ bool registered; |
2771 |
++ |
2772 |
++ struct device_dma_parameters dma_parms; |
2773 |
+ }; |
2774 |
+ |
2775 |
+ static inline struct host1x_device *to_host1x_device(struct device *dev) |
2776 |
+diff --git a/kernel/cred.c b/kernel/cred.c |
2777 |
+index efd04b2ec84c..5ab1f7ec946e 100644 |
2778 |
+--- a/kernel/cred.c |
2779 |
++++ b/kernel/cred.c |
2780 |
+@@ -147,7 +147,10 @@ void __put_cred(struct cred *cred) |
2781 |
+ BUG_ON(cred == current->cred); |
2782 |
+ BUG_ON(cred == current->real_cred); |
2783 |
+ |
2784 |
+- call_rcu(&cred->rcu, put_cred_rcu); |
2785 |
++ if (cred->non_rcu) |
2786 |
++ put_cred_rcu(&cred->rcu); |
2787 |
++ else |
2788 |
++ call_rcu(&cred->rcu, put_cred_rcu); |
2789 |
+ } |
2790 |
+ EXPORT_SYMBOL(__put_cred); |
2791 |
+ |
2792 |
+@@ -258,6 +261,7 @@ struct cred *prepare_creds(void) |
2793 |
+ old = task->cred; |
2794 |
+ memcpy(new, old, sizeof(struct cred)); |
2795 |
+ |
2796 |
++ new->non_rcu = 0; |
2797 |
+ atomic_set(&new->usage, 1); |
2798 |
+ set_cred_subscribers(new, 0); |
2799 |
+ get_group_info(new->group_info); |
2800 |
+@@ -537,7 +541,19 @@ const struct cred *override_creds(const struct cred *new) |
2801 |
+ |
2802 |
+ validate_creds(old); |
2803 |
+ validate_creds(new); |
2804 |
+- get_cred(new); |
2805 |
++ |
2806 |
++ /* |
2807 |
++ * NOTE! This uses 'get_new_cred()' rather than 'get_cred()'. |
2808 |
++ * |
2809 |
++ * That means that we do not clear the 'non_rcu' flag, since |
2810 |
++ * we are only installing the cred into the thread-synchronous |
2811 |
++ * '->cred' pointer, not the '->real_cred' pointer that is |
2812 |
++ * visible to other threads under RCU. |
2813 |
++ * |
2814 |
++ * Also note that we did validate_creds() manually, not depending |
2815 |
++ * on the validation in 'get_cred()'. |
2816 |
++ */ |
2817 |
++ get_new_cred((struct cred *)new); |
2818 |
+ alter_cred_subscribers(new, 1); |
2819 |
+ rcu_assign_pointer(current->cred, new); |
2820 |
+ alter_cred_subscribers(old, -1); |
2821 |
+@@ -620,6 +636,7 @@ struct cred *prepare_kernel_cred(struct task_struct *daemon) |
2822 |
+ validate_creds(old); |
2823 |
+ |
2824 |
+ *new = *old; |
2825 |
++ new->non_rcu = 0; |
2826 |
+ atomic_set(&new->usage, 1); |
2827 |
+ set_cred_subscribers(new, 0); |
2828 |
+ get_uid(new->user); |
2829 |
+diff --git a/kernel/locking/lockdep_proc.c b/kernel/locking/lockdep_proc.c |
2830 |
+index 3dd980dfba2d..6fcc4650f0c4 100644 |
2831 |
+--- a/kernel/locking/lockdep_proc.c |
2832 |
++++ b/kernel/locking/lockdep_proc.c |
2833 |
+@@ -200,7 +200,6 @@ static void lockdep_stats_debug_show(struct seq_file *m) |
2834 |
+ |
2835 |
+ static int lockdep_stats_show(struct seq_file *m, void *v) |
2836 |
+ { |
2837 |
+- struct lock_class *class; |
2838 |
+ unsigned long nr_unused = 0, nr_uncategorized = 0, |
2839 |
+ nr_irq_safe = 0, nr_irq_unsafe = 0, |
2840 |
+ nr_softirq_safe = 0, nr_softirq_unsafe = 0, |
2841 |
+@@ -210,6 +209,9 @@ static int lockdep_stats_show(struct seq_file *m, void *v) |
2842 |
+ nr_hardirq_read_safe = 0, nr_hardirq_read_unsafe = 0, |
2843 |
+ sum_forward_deps = 0; |
2844 |
+ |
2845 |
++#ifdef CONFIG_PROVE_LOCKING |
2846 |
++ struct lock_class *class; |
2847 |
++ |
2848 |
+ list_for_each_entry(class, &all_lock_classes, lock_entry) { |
2849 |
+ |
2850 |
+ if (class->usage_mask == 0) |
2851 |
+@@ -241,12 +243,12 @@ static int lockdep_stats_show(struct seq_file *m, void *v) |
2852 |
+ if (class->usage_mask & LOCKF_ENABLED_HARDIRQ_READ) |
2853 |
+ nr_hardirq_read_unsafe++; |
2854 |
+ |
2855 |
+-#ifdef CONFIG_PROVE_LOCKING |
2856 |
+ sum_forward_deps += lockdep_count_forward_deps(class); |
2857 |
+-#endif |
2858 |
+ } |
2859 |
+ #ifdef CONFIG_DEBUG_LOCKDEP |
2860 |
+ DEBUG_LOCKS_WARN_ON(debug_atomic_read(nr_unused_locks) != nr_unused); |
2861 |
++#endif |
2862 |
++ |
2863 |
+ #endif |
2864 |
+ seq_printf(m, " lock-classes: %11lu [max: %lu]\n", |
2865 |
+ nr_lock_classes, MAX_LOCKDEP_KEYS); |
2866 |
+diff --git a/mm/gup.c b/mm/gup.c |
2867 |
+index caadd31714a5..f3088d25bd92 100644 |
2868 |
+--- a/mm/gup.c |
2869 |
++++ b/mm/gup.c |
2870 |
+@@ -458,11 +458,14 @@ static int get_gate_page(struct mm_struct *mm, unsigned long address, |
2871 |
+ pgd = pgd_offset_k(address); |
2872 |
+ else |
2873 |
+ pgd = pgd_offset_gate(mm, address); |
2874 |
+- BUG_ON(pgd_none(*pgd)); |
2875 |
++ if (pgd_none(*pgd)) |
2876 |
++ return -EFAULT; |
2877 |
+ p4d = p4d_offset(pgd, address); |
2878 |
+- BUG_ON(p4d_none(*p4d)); |
2879 |
++ if (p4d_none(*p4d)) |
2880 |
++ return -EFAULT; |
2881 |
+ pud = pud_offset(p4d, address); |
2882 |
+- BUG_ON(pud_none(*pud)); |
2883 |
++ if (pud_none(*pud)) |
2884 |
++ return -EFAULT; |
2885 |
+ pmd = pmd_offset(pud, address); |
2886 |
+ if (!pmd_present(*pmd)) |
2887 |
+ return -EFAULT; |
2888 |
+@@ -1367,7 +1370,8 @@ static inline pte_t gup_get_pte(pte_t *ptep) |
2889 |
+ } |
2890 |
+ #endif |
2891 |
+ |
2892 |
+-static void undo_dev_pagemap(int *nr, int nr_start, struct page **pages) |
2893 |
++static void __maybe_unused undo_dev_pagemap(int *nr, int nr_start, |
2894 |
++ struct page **pages) |
2895 |
+ { |
2896 |
+ while ((*nr) - nr_start) { |
2897 |
+ struct page *page = pages[--(*nr)]; |
2898 |
+diff --git a/mm/kmemleak.c b/mm/kmemleak.c |
2899 |
+index 72e3fb3bb037..6c94b6865ac2 100644 |
2900 |
+--- a/mm/kmemleak.c |
2901 |
++++ b/mm/kmemleak.c |
2902 |
+@@ -576,7 +576,7 @@ static struct kmemleak_object *create_object(unsigned long ptr, size_t size, |
2903 |
+ if (in_irq()) { |
2904 |
+ object->pid = 0; |
2905 |
+ strncpy(object->comm, "hardirq", sizeof(object->comm)); |
2906 |
+- } else if (in_softirq()) { |
2907 |
++ } else if (in_serving_softirq()) { |
2908 |
+ object->pid = 0; |
2909 |
+ strncpy(object->comm, "softirq", sizeof(object->comm)); |
2910 |
+ } else { |
2911 |
+diff --git a/mm/memory.c b/mm/memory.c |
2912 |
+index e0010cb870e0..fb5655b518c9 100644 |
2913 |
+--- a/mm/memory.c |
2914 |
++++ b/mm/memory.c |
2915 |
+@@ -4491,7 +4491,9 @@ int __access_remote_vm(struct task_struct *tsk, struct mm_struct *mm, |
2916 |
+ void *old_buf = buf; |
2917 |
+ int write = gup_flags & FOLL_WRITE; |
2918 |
+ |
2919 |
+- down_read(&mm->mmap_sem); |
2920 |
++ if (down_read_killable(&mm->mmap_sem)) |
2921 |
++ return 0; |
2922 |
++ |
2923 |
+ /* ignore errors, just check how much was successfully transferred */ |
2924 |
+ while (len) { |
2925 |
+ int bytes, ret, offset; |
2926 |
+diff --git a/mm/mmu_notifier.c b/mm/mmu_notifier.c |
2927 |
+index 82bb1a939c0e..06dedb175572 100644 |
2928 |
+--- a/mm/mmu_notifier.c |
2929 |
++++ b/mm/mmu_notifier.c |
2930 |
+@@ -316,7 +316,7 @@ static int do_mmu_notifier_register(struct mmu_notifier *mn, |
2931 |
+ * thanks to mm_take_all_locks(). |
2932 |
+ */ |
2933 |
+ spin_lock(&mm->mmu_notifier_mm->lock); |
2934 |
+- hlist_add_head(&mn->hlist, &mm->mmu_notifier_mm->list); |
2935 |
++ hlist_add_head_rcu(&mn->hlist, &mm->mmu_notifier_mm->list); |
2936 |
+ spin_unlock(&mm->mmu_notifier_mm->lock); |
2937 |
+ |
2938 |
+ mm_drop_all_locks(mm); |
2939 |
+diff --git a/mm/nommu.c b/mm/nommu.c |
2940 |
+index e4aac33216ae..1d63ecfc98c5 100644 |
2941 |
+--- a/mm/nommu.c |
2942 |
++++ b/mm/nommu.c |
2943 |
+@@ -1779,7 +1779,8 @@ int __access_remote_vm(struct task_struct *tsk, struct mm_struct *mm, |
2944 |
+ struct vm_area_struct *vma; |
2945 |
+ int write = gup_flags & FOLL_WRITE; |
2946 |
+ |
2947 |
+- down_read(&mm->mmap_sem); |
2948 |
++ if (down_read_killable(&mm->mmap_sem)) |
2949 |
++ return 0; |
2950 |
+ |
2951 |
+ /* the access must start within one of the target process's mappings */ |
2952 |
+ vma = find_vma(mm, addr); |
2953 |
+diff --git a/mm/swap.c b/mm/swap.c |
2954 |
+index a3fc028e338e..45fdbfb6b2a6 100644 |
2955 |
+--- a/mm/swap.c |
2956 |
++++ b/mm/swap.c |
2957 |
+@@ -740,15 +740,20 @@ void release_pages(struct page **pages, int nr) |
2958 |
+ if (is_huge_zero_page(page)) |
2959 |
+ continue; |
2960 |
+ |
2961 |
+- /* Device public page can not be huge page */ |
2962 |
+- if (is_device_public_page(page)) { |
2963 |
++ if (is_zone_device_page(page)) { |
2964 |
+ if (locked_pgdat) { |
2965 |
+ spin_unlock_irqrestore(&locked_pgdat->lru_lock, |
2966 |
+ flags); |
2967 |
+ locked_pgdat = NULL; |
2968 |
+ } |
2969 |
+- put_devmap_managed_page(page); |
2970 |
+- continue; |
2971 |
++ /* |
2972 |
++ * ZONE_DEVICE pages that return 'false' from |
2973 |
++ * put_devmap_managed_page() do not require special |
2974 |
++ * processing, and instead, expect a call to |
2975 |
++ * put_page_testzero(). |
2976 |
++ */ |
2977 |
++ if (put_devmap_managed_page(page)) |
2978 |
++ continue; |
2979 |
+ } |
2980 |
+ |
2981 |
+ page = compound_head(page); |
2982 |
+diff --git a/net/vmw_vsock/hyperv_transport.c b/net/vmw_vsock/hyperv_transport.c |
2983 |
+index a827547aa102..b131561a9469 100644 |
2984 |
+--- a/net/vmw_vsock/hyperv_transport.c |
2985 |
++++ b/net/vmw_vsock/hyperv_transport.c |
2986 |
+@@ -217,18 +217,6 @@ static void hvs_set_channel_pending_send_size(struct vmbus_channel *chan) |
2987 |
+ set_channel_pending_send_size(chan, |
2988 |
+ HVS_PKT_LEN(HVS_SEND_BUF_SIZE)); |
2989 |
+ |
2990 |
+- /* See hvs_stream_has_space(): we must make sure the host has seen |
2991 |
+- * the new pending send size, before we can re-check the writable |
2992 |
+- * bytes. |
2993 |
+- */ |
2994 |
+- virt_mb(); |
2995 |
+-} |
2996 |
+- |
2997 |
+-static void hvs_clear_channel_pending_send_size(struct vmbus_channel *chan) |
2998 |
+-{ |
2999 |
+- set_channel_pending_send_size(chan, 0); |
3000 |
+- |
3001 |
+- /* Ditto */ |
3002 |
+ virt_mb(); |
3003 |
+ } |
3004 |
+ |
3005 |
+@@ -298,9 +286,6 @@ static void hvs_channel_cb(void *ctx) |
3006 |
+ if (hvs_channel_readable(chan)) |
3007 |
+ sk->sk_data_ready(sk); |
3008 |
+ |
3009 |
+- /* See hvs_stream_has_space(): when we reach here, the writable bytes |
3010 |
+- * may be already less than HVS_PKT_LEN(HVS_SEND_BUF_SIZE). |
3011 |
+- */ |
3012 |
+ if (hv_get_bytes_to_write(&chan->outbound) > 0) |
3013 |
+ sk->sk_write_space(sk); |
3014 |
+ } |
3015 |
+@@ -328,8 +313,9 @@ static void hvs_open_connection(struct vmbus_channel *chan) |
3016 |
+ |
3017 |
+ struct sockaddr_vm addr; |
3018 |
+ struct sock *sk, *new = NULL; |
3019 |
+- struct vsock_sock *vnew; |
3020 |
+- struct hvsock *hvs, *hvs_new; |
3021 |
++ struct vsock_sock *vnew = NULL; |
3022 |
++ struct hvsock *hvs = NULL; |
3023 |
++ struct hvsock *hvs_new = NULL; |
3024 |
+ int ret; |
3025 |
+ |
3026 |
+ if_type = &chan->offermsg.offer.if_type; |
3027 |
+@@ -388,6 +374,13 @@ static void hvs_open_connection(struct vmbus_channel *chan) |
3028 |
+ set_per_channel_state(chan, conn_from_host ? new : sk); |
3029 |
+ vmbus_set_chn_rescind_callback(chan, hvs_close_connection); |
3030 |
+ |
3031 |
++ /* Set the pending send size to max packet size to always get |
3032 |
++ * notifications from the host when there is enough writable space. |
3033 |
++ * The host is optimized to send notifications only when the pending |
3034 |
++ * size boundary is crossed, and not always. |
3035 |
++ */ |
3036 |
++ hvs_set_channel_pending_send_size(chan); |
3037 |
++ |
3038 |
+ if (conn_from_host) { |
3039 |
+ new->sk_state = TCP_ESTABLISHED; |
3040 |
+ sk->sk_ack_backlog++; |
3041 |
+@@ -651,23 +644,8 @@ static s64 hvs_stream_has_data(struct vsock_sock *vsk) |
3042 |
+ static s64 hvs_stream_has_space(struct vsock_sock *vsk) |
3043 |
+ { |
3044 |
+ struct hvsock *hvs = vsk->trans; |
3045 |
+- struct vmbus_channel *chan = hvs->chan; |
3046 |
+- s64 ret; |
3047 |
+- |
3048 |
+- ret = hvs_channel_writable_bytes(chan); |
3049 |
+- if (ret > 0) { |
3050 |
+- hvs_clear_channel_pending_send_size(chan); |
3051 |
+- } else { |
3052 |
+- /* See hvs_channel_cb() */ |
3053 |
+- hvs_set_channel_pending_send_size(chan); |
3054 |
+- |
3055 |
+- /* Re-check the writable bytes to avoid race */ |
3056 |
+- ret = hvs_channel_writable_bytes(chan); |
3057 |
+- if (ret > 0) |
3058 |
+- hvs_clear_channel_pending_send_size(chan); |
3059 |
+- } |
3060 |
+ |
3061 |
+- return ret; |
3062 |
++ return hvs_channel_writable_bytes(hvs->chan); |
3063 |
+ } |
3064 |
+ |
3065 |
+ static u64 hvs_stream_rcvhiwat(struct vsock_sock *vsk) |
3066 |
+diff --git a/scripts/genksyms/keywords.c b/scripts/genksyms/keywords.c |
3067 |
+index 9f40bcd17d07..f6956aa41366 100644 |
3068 |
+--- a/scripts/genksyms/keywords.c |
3069 |
++++ b/scripts/genksyms/keywords.c |
3070 |
+@@ -24,6 +24,10 @@ static struct resword { |
3071 |
+ { "__volatile__", VOLATILE_KEYW }, |
3072 |
+ { "__builtin_va_list", VA_LIST_KEYW }, |
3073 |
+ |
3074 |
++ { "__int128", BUILTIN_INT_KEYW }, |
3075 |
++ { "__int128_t", BUILTIN_INT_KEYW }, |
3076 |
++ { "__uint128_t", BUILTIN_INT_KEYW }, |
3077 |
++ |
3078 |
+ // According to rth, c99 defines "_Bool", __restrict", __restrict__", "restrict". KAO |
3079 |
+ { "_Bool", BOOL_KEYW }, |
3080 |
+ { "_restrict", RESTRICT_KEYW }, |
3081 |
+diff --git a/scripts/genksyms/parse.y b/scripts/genksyms/parse.y |
3082 |
+index 00a6d7e54971..1ebcf52cd0f9 100644 |
3083 |
+--- a/scripts/genksyms/parse.y |
3084 |
++++ b/scripts/genksyms/parse.y |
3085 |
+@@ -76,6 +76,7 @@ static void record_compound(struct string_list **keyw, |
3086 |
+ %token ATTRIBUTE_KEYW |
3087 |
+ %token AUTO_KEYW |
3088 |
+ %token BOOL_KEYW |
3089 |
++%token BUILTIN_INT_KEYW |
3090 |
+ %token CHAR_KEYW |
3091 |
+ %token CONST_KEYW |
3092 |
+ %token DOUBLE_KEYW |
3093 |
+@@ -263,6 +264,7 @@ simple_type_specifier: |
3094 |
+ | VOID_KEYW |
3095 |
+ | BOOL_KEYW |
3096 |
+ | VA_LIST_KEYW |
3097 |
++ | BUILTIN_INT_KEYW |
3098 |
+ | TYPE { (*$1)->tag = SYM_TYPEDEF; $$ = $1; } |
3099 |
+ ; |
3100 |
+ |
3101 |
+diff --git a/scripts/kallsyms.c b/scripts/kallsyms.c |
3102 |
+index 0c9c54b57515..31ed7f3f0e15 100644 |
3103 |
+--- a/scripts/kallsyms.c |
3104 |
++++ b/scripts/kallsyms.c |
3105 |
+@@ -152,6 +152,9 @@ static int read_symbol(FILE *in, struct sym_entry *s) |
3106 |
+ /* exclude debugging symbols */ |
3107 |
+ else if (stype == 'N' || stype == 'n') |
3108 |
+ return -1; |
3109 |
++ /* exclude s390 kasan local symbols */ |
3110 |
++ else if (!strncmp(sym, ".LASANPC", 8)) |
3111 |
++ return -1; |
3112 |
+ |
3113 |
+ /* include the type field in the symbol name, so that it gets |
3114 |
+ * compressed together */ |
3115 |
+diff --git a/scripts/recordmcount.h b/scripts/recordmcount.h |
3116 |
+index 2e7793735e14..ccfbfde61556 100644 |
3117 |
+--- a/scripts/recordmcount.h |
3118 |
++++ b/scripts/recordmcount.h |
3119 |
+@@ -326,7 +326,8 @@ static uint_t *sift_rel_mcount(uint_t *mlocp, |
3120 |
+ if (!mcountsym) |
3121 |
+ mcountsym = get_mcountsym(sym0, relp, str0); |
3122 |
+ |
3123 |
+- if (mcountsym == Elf_r_sym(relp) && !is_fake_mcount(relp)) { |
3124 |
++ if (mcountsym && mcountsym == Elf_r_sym(relp) && |
3125 |
++ !is_fake_mcount(relp)) { |
3126 |
+ uint_t const addend = |
3127 |
+ _w(_w(relp->r_offset) - recval + mcount_adjust); |
3128 |
+ mrelp->r_offset = _w(offbase |
3129 |
+diff --git a/sound/ac97/bus.c b/sound/ac97/bus.c |
3130 |
+index 9cbf6927abe9..ca50ff444796 100644 |
3131 |
+--- a/sound/ac97/bus.c |
3132 |
++++ b/sound/ac97/bus.c |
3133 |
+@@ -125,17 +125,12 @@ static int ac97_codec_add(struct ac97_controller *ac97_ctrl, int idx, |
3134 |
+ vendor_id); |
3135 |
+ |
3136 |
+ ret = device_add(&codec->dev); |
3137 |
+- if (ret) |
3138 |
+- goto err_free_codec; |
3139 |
++ if (ret) { |
3140 |
++ put_device(&codec->dev); |
3141 |
++ return ret; |
3142 |
++ } |
3143 |
+ |
3144 |
+ return 0; |
3145 |
+-err_free_codec: |
3146 |
+- of_node_put(codec->dev.of_node); |
3147 |
+- put_device(&codec->dev); |
3148 |
+- kfree(codec); |
3149 |
+- ac97_ctrl->codecs[idx] = NULL; |
3150 |
+- |
3151 |
+- return ret; |
3152 |
+ } |
3153 |
+ |
3154 |
+ unsigned int snd_ac97_bus_scan_one(struct ac97_controller *adrv, |
3155 |
+diff --git a/sound/pci/hda/patch_conexant.c b/sound/pci/hda/patch_conexant.c |
3156 |
+index 3cbd2119e148..b70fbfa80546 100644 |
3157 |
+--- a/sound/pci/hda/patch_conexant.c |
3158 |
++++ b/sound/pci/hda/patch_conexant.c |
3159 |
+@@ -1096,6 +1096,7 @@ static int patch_conexant_auto(struct hda_codec *codec) |
3160 |
+ */ |
3161 |
+ |
3162 |
+ static const struct hda_device_id snd_hda_id_conexant[] = { |
3163 |
++ HDA_CODEC_ENTRY(0x14f11f86, "CX8070", patch_conexant_auto), |
3164 |
+ HDA_CODEC_ENTRY(0x14f12008, "CX8200", patch_conexant_auto), |
3165 |
+ HDA_CODEC_ENTRY(0x14f15045, "CX20549 (Venice)", patch_conexant_auto), |
3166 |
+ HDA_CODEC_ENTRY(0x14f15047, "CX20551 (Waikiki)", patch_conexant_auto), |
3167 |
+diff --git a/sound/usb/line6/podhd.c b/sound/usb/line6/podhd.c |
3168 |
+index 5f3c87264e66..da627b015b32 100644 |
3169 |
+--- a/sound/usb/line6/podhd.c |
3170 |
++++ b/sound/usb/line6/podhd.c |
3171 |
+@@ -417,7 +417,7 @@ static const struct line6_properties podhd_properties_table[] = { |
3172 |
+ .name = "POD HD500", |
3173 |
+ .capabilities = LINE6_CAP_PCM |
3174 |
+ | LINE6_CAP_HWMON, |
3175 |
+- .altsetting = 1, |
3176 |
++ .altsetting = 0, |
3177 |
+ .ep_ctrl_r = 0x81, |
3178 |
+ .ep_ctrl_w = 0x01, |
3179 |
+ .ep_audio_r = 0x86, |
3180 |
+diff --git a/tools/iio/iio_utils.c b/tools/iio/iio_utils.c |
3181 |
+index 7a6d61c6c012..55272fef3b50 100644 |
3182 |
+--- a/tools/iio/iio_utils.c |
3183 |
++++ b/tools/iio/iio_utils.c |
3184 |
+@@ -159,9 +159,9 @@ int iioutils_get_type(unsigned *is_signed, unsigned *bytes, unsigned *bits_used, |
3185 |
+ *be = (endianchar == 'b'); |
3186 |
+ *bytes = padint / 8; |
3187 |
+ if (*bits_used == 64) |
3188 |
+- *mask = ~0; |
3189 |
++ *mask = ~(0ULL); |
3190 |
+ else |
3191 |
+- *mask = (1ULL << *bits_used) - 1; |
3192 |
++ *mask = (1ULL << *bits_used) - 1ULL; |
3193 |
+ |
3194 |
+ *is_signed = (signchar == 's'); |
3195 |
+ if (fclose(sysfsfp)) { |
3196 |
+diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c |
3197 |
+index 40720150ccd8..789962565c9c 100644 |
3198 |
+--- a/tools/perf/builtin-stat.c |
3199 |
++++ b/tools/perf/builtin-stat.c |
3200 |
+@@ -2497,8 +2497,8 @@ static int add_default_attributes(void) |
3201 |
+ fprintf(stderr, |
3202 |
+ "Cannot set up top down events %s: %d\n", |
3203 |
+ str, err); |
3204 |
+- free(str); |
3205 |
+ parse_events_print_error(&errinfo, str); |
3206 |
++ free(str); |
3207 |
+ return -1; |
3208 |
+ } |
3209 |
+ } else { |
3210 |
+diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c |
3211 |
+index 33eefc33e0ea..d0733251a386 100644 |
3212 |
+--- a/tools/perf/builtin-top.c |
3213 |
++++ b/tools/perf/builtin-top.c |
3214 |
+@@ -99,7 +99,7 @@ static void perf_top__resize(struct perf_top *top) |
3215 |
+ |
3216 |
+ static int perf_top__parse_source(struct perf_top *top, struct hist_entry *he) |
3217 |
+ { |
3218 |
+- struct perf_evsel *evsel = hists_to_evsel(he->hists); |
3219 |
++ struct perf_evsel *evsel; |
3220 |
+ struct symbol *sym; |
3221 |
+ struct annotation *notes; |
3222 |
+ struct map *map; |
3223 |
+@@ -108,6 +108,8 @@ static int perf_top__parse_source(struct perf_top *top, struct hist_entry *he) |
3224 |
+ if (!he || !he->ms.sym) |
3225 |
+ return -1; |
3226 |
+ |
3227 |
++ evsel = hists_to_evsel(he->hists); |
3228 |
++ |
3229 |
+ sym = he->ms.sym; |
3230 |
+ map = he->ms.map; |
3231 |
+ |
3232 |
+@@ -224,7 +226,7 @@ static void perf_top__record_precise_ip(struct perf_top *top, |
3233 |
+ static void perf_top__show_details(struct perf_top *top) |
3234 |
+ { |
3235 |
+ struct hist_entry *he = top->sym_filter_entry; |
3236 |
+- struct perf_evsel *evsel = hists_to_evsel(he->hists); |
3237 |
++ struct perf_evsel *evsel; |
3238 |
+ struct annotation *notes; |
3239 |
+ struct symbol *symbol; |
3240 |
+ int more; |
3241 |
+@@ -232,6 +234,8 @@ static void perf_top__show_details(struct perf_top *top) |
3242 |
+ if (!he) |
3243 |
+ return; |
3244 |
+ |
3245 |
++ evsel = hists_to_evsel(he->hists); |
3246 |
++ |
3247 |
+ symbol = he->ms.sym; |
3248 |
+ notes = symbol__annotation(symbol); |
3249 |
+ |
3250 |
+diff --git a/tools/perf/tests/mmap-thread-lookup.c b/tools/perf/tests/mmap-thread-lookup.c |
3251 |
+index b1af2499a3c9..7a9b123c7bfc 100644 |
3252 |
+--- a/tools/perf/tests/mmap-thread-lookup.c |
3253 |
++++ b/tools/perf/tests/mmap-thread-lookup.c |
3254 |
+@@ -52,7 +52,7 @@ static void *thread_fn(void *arg) |
3255 |
+ { |
3256 |
+ struct thread_data *td = arg; |
3257 |
+ ssize_t ret; |
3258 |
+- int go; |
3259 |
++ int go = 0; |
3260 |
+ |
3261 |
+ if (thread_init(td)) |
3262 |
+ return NULL; |
3263 |
+diff --git a/tools/perf/ui/browsers/hists.c b/tools/perf/ui/browsers/hists.c |
3264 |
+index a96f62ca984a..692d2fa31c35 100644 |
3265 |
+--- a/tools/perf/ui/browsers/hists.c |
3266 |
++++ b/tools/perf/ui/browsers/hists.c |
3267 |
+@@ -633,7 +633,11 @@ int hist_browser__run(struct hist_browser *browser, const char *help, |
3268 |
+ switch (key) { |
3269 |
+ case K_TIMER: { |
3270 |
+ u64 nr_entries; |
3271 |
+- hbt->timer(hbt->arg); |
3272 |
++ |
3273 |
++ WARN_ON_ONCE(!hbt); |
3274 |
++ |
3275 |
++ if (hbt) |
3276 |
++ hbt->timer(hbt->arg); |
3277 |
+ |
3278 |
+ if (hist_browser__has_filter(browser) || |
3279 |
+ symbol_conf.report_hierarchy) |
3280 |
+@@ -2707,7 +2711,7 @@ static int perf_evsel__hists_browse(struct perf_evsel *evsel, int nr_events, |
3281 |
+ { |
3282 |
+ struct hists *hists = evsel__hists(evsel); |
3283 |
+ struct hist_browser *browser = perf_evsel_browser__new(evsel, hbt, env, annotation_opts); |
3284 |
+- struct branch_info *bi; |
3285 |
++ struct branch_info *bi = NULL; |
3286 |
+ #define MAX_OPTIONS 16 |
3287 |
+ char *options[MAX_OPTIONS]; |
3288 |
+ struct popup_action actions[MAX_OPTIONS]; |
3289 |
+@@ -2973,7 +2977,9 @@ static int perf_evsel__hists_browse(struct perf_evsel *evsel, int nr_events, |
3290 |
+ goto skip_annotation; |
3291 |
+ |
3292 |
+ if (sort__mode == SORT_MODE__BRANCH) { |
3293 |
+- bi = browser->he_selection->branch_info; |
3294 |
++ |
3295 |
++ if (browser->he_selection) |
3296 |
++ bi = browser->he_selection->branch_info; |
3297 |
+ |
3298 |
+ if (bi == NULL) |
3299 |
+ goto skip_annotation; |
3300 |
+@@ -3144,7 +3150,8 @@ static int perf_evsel_menu__run(struct perf_evsel_menu *menu, |
3301 |
+ |
3302 |
+ switch (key) { |
3303 |
+ case K_TIMER: |
3304 |
+- hbt->timer(hbt->arg); |
3305 |
++ if (hbt) |
3306 |
++ hbt->timer(hbt->arg); |
3307 |
+ |
3308 |
+ if (!menu->lost_events_warned && |
3309 |
+ menu->lost_events && |
3310 |
+diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c |
3311 |
+index c357051dd2b6..daea1fdf7385 100644 |
3312 |
+--- a/tools/perf/util/annotate.c |
3313 |
++++ b/tools/perf/util/annotate.c |
3314 |
+@@ -1079,16 +1079,14 @@ static int disasm_line__parse(char *line, const char **namep, char **rawp) |
3315 |
+ *namep = strdup(name); |
3316 |
+ |
3317 |
+ if (*namep == NULL) |
3318 |
+- goto out_free_name; |
3319 |
++ goto out; |
3320 |
+ |
3321 |
+ (*rawp)[0] = tmp; |
3322 |
+ *rawp = ltrim(*rawp); |
3323 |
+ |
3324 |
+ return 0; |
3325 |
+ |
3326 |
+-out_free_name: |
3327 |
+- free((void *)namep); |
3328 |
+- *namep = NULL; |
3329 |
++out: |
3330 |
+ return -1; |
3331 |
+ } |
3332 |
+ |
3333 |
+diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c |
3334 |
+index 11086097fc9f..f016d1b330e5 100644 |
3335 |
+--- a/tools/perf/util/session.c |
3336 |
++++ b/tools/perf/util/session.c |
3337 |
+@@ -1141,6 +1141,9 @@ static void dump_read(struct perf_evsel *evsel, union perf_event *event) |
3338 |
+ evsel ? perf_evsel__name(evsel) : "FAIL", |
3339 |
+ event->read.value); |
3340 |
+ |
3341 |
++ if (!evsel) |
3342 |
++ return; |
3343 |
++ |
3344 |
+ read_format = evsel->attr.read_format; |
3345 |
+ |
3346 |
+ if (read_format & PERF_FORMAT_TOTAL_TIME_ENABLED) |