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From a0e7bc11c8d95e18be89bc96a82d3482b929c0b5 Mon Sep 17 00:00:00 2001
From: Daniel Molkentin <dmolkentin@suse.com>
Date: Thu, 14 Dec 2017 12:24:53 +0100
Subject: [PATCH] Simplify microcode lookup for for AMD CPUs
Suggested by Tom Lendacky <thomas.lendacky@amd.com>
Cherry-picked from: 19453dc8744e6a59725c43b61b2e3db01cb4c57c
Resolves: #1476039
---
dracut-functions.sh | 9 ++-------
1 file changed, 2 insertions(+), 7 deletions(-)
diff --git a/dracut-functions.sh b/dracut-functions.sh
index ef52274f..98a4b88b 100755
--- a/dracut-functions.sh
+++ b/dracut-functions.sh
@@ -1738,13 +1738,8 @@ get_ucode_file ()
local stepping=`grep -E "stepping" /proc/cpuinfo | head -1 | sed s/.*:\ //`
if [[ "$(get_cpu_vendor)" == "AMD" ]]; then
- # If family greater or equal than 0x15
- if [[ $family -ge 23 ]]; then
- printf "microcode_amd_fam17h.bin"
- elif [[ $family -eq 22 ]]; then
- printf "microcode_amd_fam16h.bin"
- elif [[ $family -eq 21 ]]; then
- printf "microcode_amd_fam15h.bin"
+ if [[ $family -ge 21 ]]; then
+ printf "microcode_amd_fam%xh.bin" $family
else
printf "microcode_amd.bin"
fi