x86/microcode/AMD: Load late on both threads too

This commit is contained in:
Andrew Lukoshko 2023-09-08 14:54:53 +00:00
parent 51a24e3c48
commit f41dc39bea
2 changed files with 37 additions and 2 deletions

View File

@ -0,0 +1,30 @@
From a32b0f0db3f396f1c9be2fe621e77c09ec3d8e7d Mon Sep 17 00:00:00 2001
From: "Borislav Petkov (AMD)" <bp@alien8.de>
Date: Tue, 2 May 2023 19:53:50 +0200
Subject: [PATCH] x86/microcode/AMD: Load late on both threads too
Do the same as early loading - load on both threads.
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Cc: <stable@kernel.org>
Link: https://lore.kernel.org/r/20230605141332.25948-1-bp@alien8.de
---
arch/x86/kernel/cpu/microcode/amd.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/x86/kernel/cpu/microcode/amd.c b/arch/x86/kernel/cpu/microcode/amd.c
index f14f4ea0b537..87208e46f7ed 100644
--- a/arch/x86/kernel/cpu/microcode/amd.c
+++ b/arch/x86/kernel/cpu/microcode/amd.c
@@ -700,7 +700,7 @@ static enum ucode_state apply_microcode_amd(int cpu)
rdmsr(MSR_AMD64_PATCH_LEVEL, rev, dummy);
/* need to apply patch? */
- if (rev >= mc_amd->hdr.patch_id) {
+ if (rev > mc_amd->hdr.patch_id) {
ret = UCODE_OK;
goto out;
}
--
2.27.0

View File

@ -38,11 +38,11 @@
# define buildid .local
%define rpmversion 4.18.0
%define pkgrelease 477.21.2.el8_8
%define pkgrelease 477.21.3.el8_8
%define tarfile_release 477.13.1.el8_8
# allow pkg_release to have configurable %%{?dist} tag
%define specrelease 477.21.2%{?dist}
%define specrelease 477.21.3%{?dist}
%define pkg_release %{specrelease}%{?buildid}
@ -536,6 +536,7 @@ Patch1009: 1007-i2c-xgene-slimpro-Fix-out-of-bounds-bug-in-xgene_sli.patch
Patch1010: 1008-perf-Fix-check-before-add_event_to_groups-in-perf_gr.patch
Patch9001: 9001-x86-xen-Split-HVM-vector-callback-setup-and-interrup.patch
Patch9002: 9002-x86-microcode-AMD-Load-late-on-both-threads-too.patch
# END OF PATCH DEFINITIONS
@ -1109,6 +1110,7 @@ ApplyPatch 1007-i2c-xgene-slimpro-Fix-out-of-bounds-bug-in-xgene_sli.patch
ApplyPatch 1008-perf-Fix-check-before-add_event_to_groups-in-perf_gr.patch
ApplyPatch 9001-x86-xen-Split-HVM-vector-callback-setup-and-interrup.patch
ApplyPatch 9002-x86-microcode-AMD-Load-late-on-both-threads-too.patch
ApplyOptionalPatch linux-kernel-test.patch
@ -2713,6 +2715,9 @@ fi
#
#
%changelog
* Fri Sep 08 2023 Andrew Lukoshko <alukoshko@almalinux.org> [4.18.0-477.21.3.el8_8]
- x86/microcode/AMD: Load late on both threads too
* Mon Aug 28 2023 Andrew Lukoshko <alukoshko@almalinux.org> [4.18.0-477.21.2.el8_8]
- x86/xen: Split HVM vector callback setup and interrupt gate allocation