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commit: 0ca3a2a6bf6bd597f2c827cf1c5389e78ca196f9 |
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Author: Alice Ferrazzi <alicef <AT> gentoo <DOT> org> |
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AuthorDate: Fri Jan 5 15:41:43 2018 +0000 |
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Commit: Alice Ferrazzi <alicef <AT> gentoo <DOT> org> |
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CommitDate: Fri Jan 5 15:41:43 2018 +0000 |
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URL: https://gitweb.gentoo.org/proj/linux-patches.git/commit/?id=0ca3a2a6 |
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|
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add amd support for fam17h microcode loading |
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|
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0000_README | 3 ++ |
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..._amd-support-for-fam17h-microcode-loading.patch | 43 ++++++++++++++++++++++ |
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2 files changed, 46 insertions(+) |
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|
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diff --git a/0000_README b/0000_README |
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index e98e570..af8a1d1 100644 |
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--- a/0000_README |
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+++ b/0000_README |
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@@ -99,6 +99,9 @@ Patch: 1510_fs-enable-link-security-restrictions-by-default.patch |
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From: http://sources.debian.net/src/linux/3.16.7-ckt4-3/debian/patches/debian/fs-enable-link-security-restrictions-by-default.patch/ |
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Desc: Enable link security restrictions by default. |
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|
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+Patch: 1700_amd-support-for-fam17h-microcode-loading.patch |
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+From: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/patch/?id=f4e9b7af0cd58dd039a0fb2cd67d57cea4889abf |
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+Desc: x86/microcode/AMD: Add support for fam17h microcode loading. |
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|
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Patch: 2100_bcache-data-corruption-fix-for-bi-partno.patch |
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From: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=62530ed8b1d07a45dec94d46e521c0c6c2d476e6 |
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|
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diff --git a/1700_amd-support-for-fam17h-microcode-loading.patch b/1700_amd-support-for-fam17h-microcode-loading.patch |
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new file mode 100644 |
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index 0000000..f8a8f81 |
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--- /dev/null |
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+++ b/1700_amd-support-for-fam17h-microcode-loading.patch |
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@@ -0,0 +1,43 @@ |
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+From f4e9b7af0cd58dd039a0fb2cd67d57cea4889abf Mon Sep 17 00:00:00 2001 |
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+From: Tom Lendacky <thomas.lendacky@×××.com> |
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+Date: Thu, 30 Nov 2017 16:46:40 -0600 |
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+Subject: x86/microcode/AMD: Add support for fam17h microcode loading |
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+ |
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+The size for the Microcode Patch Block (MPB) for an AMD family 17h |
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+processor is 3200 bytes. Add a #define for fam17h so that it does |
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+not default to 2048 bytes and fail a microcode load/update. |
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+ |
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+Signed-off-by: Tom Lendacky <thomas.lendacky@×××.com> |
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+Signed-off-by: Thomas Gleixner <tglx@××××××××××.de> |
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+Reviewed-by: Borislav Petkov <bp@××××××.de> |
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+Link: https://lkml.kernel.org/r/20171130224640.15391.40247.stgit@×××××××××××××××××××××.net |
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+Signed-off-by: Ingo Molnar <mingo@××××××.org> |
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+--- |
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+ arch/x86/kernel/cpu/microcode/amd.c | 4 ++++ |
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+ 1 file changed, 4 insertions(+) |
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+ |
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+diff --git a/arch/x86/kernel/cpu/microcode/amd.c b/arch/x86/kernel/cpu/microcode/amd.c |
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+index c6daec4..330b846 100644 |
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+--- a/arch/x86/kernel/cpu/microcode/amd.c |
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++++ b/arch/x86/kernel/cpu/microcode/amd.c |
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+@@ -470,6 +470,7 @@ static unsigned int verify_patch_size(u8 family, u32 patch_size, |
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+ #define F14H_MPB_MAX_SIZE 1824 |
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+ #define F15H_MPB_MAX_SIZE 4096 |
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+ #define F16H_MPB_MAX_SIZE 3458 |
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++#define F17H_MPB_MAX_SIZE 3200 |
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+ |
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+ switch (family) { |
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+ case 0x14: |
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+@@ -481,6 +482,9 @@ static unsigned int verify_patch_size(u8 family, u32 patch_size, |
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+ case 0x16: |
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+ max_size = F16H_MPB_MAX_SIZE; |
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+ break; |
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++ case 0x17: |
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++ max_size = F17H_MPB_MAX_SIZE; |
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++ break; |
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+ default: |
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+ max_size = F1XH_MPB_MAX_SIZE; |
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+ break; |
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+-- |
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+cgit v1.1 |
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+ |
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