27 lines
912 B
Diff
27 lines
912 B
Diff
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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Jim Kukunas <james.t.kukunas@linux.intel.com>
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Date: Sat, 2 Nov 2019 00:59:52 +0000
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Subject: [PATCH] fix bug in ucode force reload revision check
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If force_ucode_load==true, reload ucode even if revision # is identical.
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---
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arch/x86/kernel/cpu/microcode/intel.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/arch/x86/kernel/cpu/microcode/intel.c b/arch/x86/kernel/cpu/microcode/intel.c
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index 5c67ac023f4a..2ca566bedfc8 100644
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--- a/arch/x86/kernel/cpu/microcode/intel.c
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+++ b/arch/x86/kernel/cpu/microcode/intel.c
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@@ -865,7 +865,7 @@ static enum ucode_state apply_microcode_intel(int cpu)
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* already.
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*/
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rev = intel_get_microcode_revision();
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- if (rev >= mc->hdr.rev) {
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+ if (rev > mc->hdr.rev || (rev == mc->hdr.rev && !force_ucode_load)) {
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ret = UCODE_OK;
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goto out;
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}
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--
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https://clearlinux.org
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