This is a note to let you know that I've just added the patch titled
perf/x86/intel/cstate: Add Emerald Rapids
to the 6.1-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
perf-x86-intel-cstate-add-emerald-rapids.patch
and it can be found in the queue-6.1 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit b9aace868eebbf1456ce2d4959a9d5034772948e
Author: Kan Liang <kan.liang@xxxxxxxxxxxxxxx>
Date: Fri Jan 6 08:04:47 2023 -0800
perf/x86/intel/cstate: Add Emerald Rapids
[ Upstream commit 5a8a05f165fb18d37526062419774d9088c2a9b9 ]
From the perspective of Intel cstate residency counters,
Emerald Rapids is the same as the Sapphire Rapids and Ice Lake.
Add Emerald Rapids model.
Signed-off-by: Kan Liang <kan.liang@xxxxxxxxxxxxxxx>
Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx>
Link: https://lore.kernel.org/r/20230106160449.3566477-2-kan.liang@xxxxxxxxxxxxxxx
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/arch/x86/events/intel/cstate.c b/arch/x86/events/intel/cstate.c
index 3019fb1926e3..551741e79e03 100644
--- a/arch/x86/events/intel/cstate.c
+++ b/arch/x86/events/intel/cstate.c
@@ -677,6 +677,7 @@ static const struct x86_cpu_id intel_cstates_match[] __initconst = {
X86_MATCH_INTEL_FAM6_MODEL(ICELAKE_X, &icx_cstates),
X86_MATCH_INTEL_FAM6_MODEL(ICELAKE_D, &icx_cstates),
X86_MATCH_INTEL_FAM6_MODEL(SAPPHIRERAPIDS_X, &icx_cstates),
+ X86_MATCH_INTEL_FAM6_MODEL(EMERALDRAPIDS_X, &icx_cstates),
X86_MATCH_INTEL_FAM6_MODEL(TIGERLAKE_L, &icl_cstates),
X86_MATCH_INTEL_FAM6_MODEL(TIGERLAKE, &icl_cstates),
