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commit: 53161dfada35f9d5a766a74413341c69cde0a67a |
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Author: Thomas Deutschmann <whissi <AT> gentoo <DOT> org> |
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AuthorDate: Sun Dec 29 03:57:58 2019 +0000 |
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Commit: Thomas Deutschmann <whissi <AT> gentoo <DOT> org> |
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CommitDate: Sun Dec 29 03:57:58 2019 +0000 |
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URL: https://gitweb.gentoo.org/proj/genkernel.git/commit/?id=53161dfa |
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|
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gen_initramfs.sh: create_initramfs(): Fix integrated initramfs creation |
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|
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- CONFIG_INITRAMFS_SOURCE value must be quoted. |
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|
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- CONFIG_INITRAMFS_COMPRESSION_* is only available in >=linux-4.10. |
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|
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- Use CONFIG_RD_* for <linux-4.10. But make sure that only option for |
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selected compression type is set and every other type is disabled. |
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Otherwise, last set compression type would be used all the time, |
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see $KERNEL_DIR/usr/Makefile for details. |
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|
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- Add sanity check which checks for integrated initramfs. |
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|
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Bug: https://bugs.gentoo.org/703826 |
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Signed-off-by: Thomas Deutschmann <whissi <AT> gentoo.org> |
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|
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gen_initramfs.sh | 21 +++++++++++++++++++-- |
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genkernel | 7 +++++++ |
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2 files changed, 26 insertions(+), 2 deletions(-) |
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|
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diff --git a/gen_initramfs.sh b/gen_initramfs.sh |
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index 38c77d0..283e308 100755 |
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--- a/gen_initramfs.sh |
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+++ b/gen_initramfs.sh |
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@@ -1890,7 +1890,8 @@ create_initramfs() { |
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print_info 1 "$(get_indent 1)>> --integrated-initramfs is set; Setting CONFIG_INITRAMFS_* options ..." |
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|
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[ -f "${KCONFIG_MODIFIED_MARKER}" ] && rm "${KCONFIG_MODIFIED_MARKER}" |
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- kconfig_set_opt "${KERNEL_OUTPUTDIR}/.config" "CONFIG_INITRAMFS_SOURCE" "${CPIO_ARCHIVE}.cpio" |
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+ kconfig_set_opt "${KERNEL_OUTPUTDIR}/.config" "CONFIG_BLK_DEV_INITRD" "y" |
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+ kconfig_set_opt "${KERNEL_OUTPUTDIR}/.config" "CONFIG_INITRAMFS_SOURCE" "\"${CPIO_ARCHIVE}.cpio\"" |
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kconfig_set_opt "${KERNEL_OUTPUTDIR}/.config" "CONFIG_INITRAMFS_ROOT_UID" "0" |
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kconfig_set_opt "${KERNEL_OUTPUTDIR}/.config" "CONFIG_INITRAMFS_ROOT_GID" "0" |
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|
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@@ -1904,7 +1905,23 @@ create_initramfs() { |
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KOPTION_VALUE=y |
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fi |
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|
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- kconfig_set_opt "${KERNEL_OUTPUTDIR}/.config" "CONFIG_INITRAMFS_COMPRESSION_${KNOWN_INITRAMFS_COMPRESSION_TYPE}" "${KOPTION_VALUE}" |
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+ if [ ${KV_NUMERIC} -ge 4010 ] |
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+ then |
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+ kconfig_set_opt "${KERNEL_OUTPUTDIR}/.config" "CONFIG_INITRAMFS_COMPRESSION_${KNOWN_INITRAMFS_COMPRESSION_TYPE}" "${KOPTION_VALUE}" |
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+ |
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+ if [[ "${KOPTION_VALUE}" == "y" && "${KNOWN_INITRAMFS_COMPRESSION_TYPE}" != "NONE" ]] |
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+ then |
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+ # Make sure that the kernel can decompress our initramfs |
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+ kconfig_set_opt "${KERNEL_OUTPUTDIR}/.config" "CONFIG_RD_${KNOWN_INITRAMFS_COMPRESSION_TYPE}" "${KOPTION_VALUE}" |
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+ fi |
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+ else |
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+ [[ "${KNOWN_INITRAMFS_COMPRESSION_TYPE}" == "NONE" ]] && continue |
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+ |
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+ # In <linux-4.10, to control used initramfs compression, we have to |
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+ # disable every supported compression type except compression type |
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+ # we want to use, (see $KERNEL_DIR/usr/Makefile). |
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+ kconfig_set_opt "${KERNEL_OUTPUTDIR}/.config" "CONFIG_RD_${KNOWN_INITRAMFS_COMPRESSION_TYPE}" "${KOPTION_VALUE}" |
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+ fi |
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done |
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|
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if [ -f "${KCONFIG_MODIFIED_MARKER}" ] |
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|
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diff --git a/genkernel b/genkernel |
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index 93f670e..3d25634 100755 |
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--- a/genkernel |
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+++ b/genkernel |
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@@ -364,6 +364,13 @@ if isTrue "${INTEGRATED_INITRAMFS}" |
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then |
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print_info 1 '' 1 0 |
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|
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+ cfg_CONFIG_INITRAMFS_SOURCE=$(kconfig_get_opt "${KERNEL_OUTPUTDIR}/.config" "CONFIG_INITRAMFS_SOURCE") |
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+ if [[ "${cfg_CONFIG_INITRAMFS_SOURCE}" != "\"${CPIO_ARCHIVE}.cpio\"" ]] |
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+ then |
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+ gen_die "Sanity check failed: CONFIG_INITRAMFS_SOURCE is not set to '${CPIO_ARCHIVE}.cpio' in '${KERNEL_OUTPUTDIR}/.config'!" |
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+ fi |
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+ unset cfg_CONFIG_INITRAMFS_SOURCE |
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+ |
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# We build the kernel a second time to include the initramfs |
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compile_kernel |
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fi |