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authorStephane Eranian2013-04-05 16:49:41 +0200
committerIngo Molnar2013-04-08 13:54:24 +0200
commitcc2f5a8adbc7ab1fdb7d9bcf4ea9838c73e82dfe (patch)
treea98f82a6060c5f59f1a8bea19986076343148a67 /include/uapi/linux/perf_event.h
parentMerge branch 'for-tip' of git://git.kernel.org/pub/scm/linux/kernel/git/rric/... (diff)
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perf: Fix comments in PERF_MEM_LVL bitmask
This small patch fixes a mistake in the comments for the PERF_MEM_LVL_* events. The L2, L3 bits simply represent cache levels, not hits or misses. That is encoded in PERF_MEM_LVL_MISS/PERF_MEM_LVL_HIT. Signed-off-by: Stephane Eranian <eranian@google.com> Cc: peterz@infradead.org Cc: jolsa@redhat.com Link: http://lkml.kernel.org/r/20130405144941.GA30503@quad Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'include/uapi/linux/perf_event.h')
-rw-r--r--include/uapi/linux/perf_event.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/include/uapi/linux/perf_event.h b/include/uapi/linux/perf_event.h
index 964a450a6e2c..fb104e51496e 100644
--- a/include/uapi/linux/perf_event.h
+++ b/include/uapi/linux/perf_event.h
@@ -645,8 +645,8 @@ union perf_mem_data_src {
#define PERF_MEM_LVL_MISS 0x04 /* miss level */
#define PERF_MEM_LVL_L1 0x08 /* L1 */
#define PERF_MEM_LVL_LFB 0x10 /* Line Fill Buffer */
-#define PERF_MEM_LVL_L2 0x20 /* L2 hit */
-#define PERF_MEM_LVL_L3 0x40 /* L3 hit */
+#define PERF_MEM_LVL_L2 0x20 /* L2 */
+#define PERF_MEM_LVL_L3 0x40 /* L3 */
#define PERF_MEM_LVL_LOC_RAM 0x80 /* Local DRAM */
#define PERF_MEM_LVL_REM_RAM1 0x100 /* Remote DRAM (1 hop) */
#define PERF_MEM_LVL_REM_RAM2 0x200 /* Remote DRAM (2 hops) */