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authorJanakarajan Natarajan <Janakarajan.Natarajan@amd.com>2017-06-14 11:26:57 -0500
committerIngo Molnar <mingo@kernel.org>2017-08-10 12:08:38 +0200
commit910448bbed066ab1082b510eef1ae61bb792d854 (patch)
tree633664f0725075e9892eee286aff91c7d5f8ba24 /arch/x86/events/amd
parent1ccb2f4e8e435a53bb378e8b092087f091754aa6 (diff)
perf/x86/amd/uncore: Rename cpufeatures macro for cache counters
In Family 17h, L3 is the last level cache as opposed to L2 in previous families. Avoid this name confusion and rename X86_FEATURE_PERFCTR_L2 to X86_FEATURE_PERFCTR_LLC to indicate the performance counter on the last level of cache. Signed-off-by: Janakarajan Natarajan <Janakarajan.Natarajan@amd.com> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Reviewed-by: Borislav Petkov <bp@suse.de> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Arnaldo Carvalho de Melo <acme@kernel.org> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Suravee Suthikulpanit <suravee.suthikulpanit@amd.com> Cc: Thomas Gleixner <tglx@linutronix.de> Link: http://lkml.kernel.org/r/016311029fdecdc3fdc13b7ed865c6cbf48b2f15.1497452002.git.Janakarajan.Natarajan@amd.com Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/events/amd')
-rw-r--r--arch/x86/events/amd/uncore.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/events/amd/uncore.c b/arch/x86/events/amd/uncore.c
index ad44af0dd667..e34f8a6b4440 100644
--- a/arch/x86/events/amd/uncore.c
+++ b/arch/x86/events/amd/uncore.c
@@ -555,7 +555,7 @@ static int __init amd_uncore_init(void)
ret = 0;
}
- if (boot_cpu_has(X86_FEATURE_PERFCTR_L2)) {
+ if (boot_cpu_has(X86_FEATURE_PERFCTR_LLC)) {
amd_uncore_llc = alloc_percpu(struct amd_uncore *);
if (!amd_uncore_llc) {
ret = -ENOMEM;