commit: 0ca3a2a6bf6bd597f2c827cf1c5389e78ca196f9 Author: Alice Ferrazzi <alicef <AT> gentoo <DOT> org> AuthorDate: Fri Jan 5 15:41:43 2018 +0000 Commit: Alice Ferrazzi <alicef <AT> gentoo <DOT> org> CommitDate: Fri Jan 5 15:41:43 2018 +0000 URL: https://gitweb.gentoo.org/proj/linux-patches.git/commit/?id=0ca3a2a6
add amd support for fam17h microcode loading 0000_README | 3 ++ ..._amd-support-for-fam17h-microcode-loading.patch | 43 ++++++++++++++++++++++ 2 files changed, 46 insertions(+) diff --git a/0000_README b/0000_README index e98e570..af8a1d1 100644 --- a/0000_README +++ b/0000_README @@ -99,6 +99,9 @@ Patch: 1510_fs-enable-link-security-restrictions-by-default.patch From: http://sources.debian.net/src/linux/3.16.7-ckt4-3/debian/patches/debian/fs-enable-link-security-restrictions-by-default.patch/ Desc: Enable link security restrictions by default. +Patch: 1700_amd-support-for-fam17h-microcode-loading.patch +From: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/patch/?id=f4e9b7af0cd58dd039a0fb2cd67d57cea4889abf +Desc: x86/microcode/AMD: Add support for fam17h microcode loading. Patch: 2100_bcache-data-corruption-fix-for-bi-partno.patch From: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=62530ed8b1d07a45dec94d46e521c0c6c2d476e6 diff --git a/1700_amd-support-for-fam17h-microcode-loading.patch b/1700_amd-support-for-fam17h-microcode-loading.patch new file mode 100644 index 0000000..f8a8f81 --- /dev/null +++ b/1700_amd-support-for-fam17h-microcode-loading.patch @@ -0,0 +1,43 @@ +From f4e9b7af0cd58dd039a0fb2cd67d57cea4889abf Mon Sep 17 00:00:00 2001 +From: Tom Lendacky <thomas.lenda...@amd.com> +Date: Thu, 30 Nov 2017 16:46:40 -0600 +Subject: x86/microcode/AMD: Add support for fam17h microcode loading + +The size for the Microcode Patch Block (MPB) for an AMD family 17h +processor is 3200 bytes. Add a #define for fam17h so that it does +not default to 2048 bytes and fail a microcode load/update. + +Signed-off-by: Tom Lendacky <thomas.lenda...@amd.com> +Signed-off-by: Thomas Gleixner <t...@linutronix.de> +Reviewed-by: Borislav Petkov <b...@alien8.de> +Link: https://lkml.kernel.org/r/20171130224640.15391.40247.st...@tlendack-t1.amdoffice.net +Signed-off-by: Ingo Molnar <mi...@kernel.org> +--- + arch/x86/kernel/cpu/microcode/amd.c | 4 ++++ + 1 file changed, 4 insertions(+) + +diff --git a/arch/x86/kernel/cpu/microcode/amd.c b/arch/x86/kernel/cpu/microcode/amd.c +index c6daec4..330b846 100644 +--- a/arch/x86/kernel/cpu/microcode/amd.c ++++ b/arch/x86/kernel/cpu/microcode/amd.c +@@ -470,6 +470,7 @@ static unsigned int verify_patch_size(u8 family, u32 patch_size, + #define F14H_MPB_MAX_SIZE 1824 + #define F15H_MPB_MAX_SIZE 4096 + #define F16H_MPB_MAX_SIZE 3458 ++#define F17H_MPB_MAX_SIZE 3200 + + switch (family) { + case 0x14: +@@ -481,6 +482,9 @@ static unsigned int verify_patch_size(u8 family, u32 patch_size, + case 0x16: + max_size = F16H_MPB_MAX_SIZE; + break; ++ case 0x17: ++ max_size = F17H_MPB_MAX_SIZE; ++ break; + default: + max_size = F1XH_MPB_MAX_SIZE; + break; +-- +cgit v1.1 +
