d9f2a5ecb2
Fix AMD's Data Cache Refills from System event.
After this patch :
./tools/perf/perf stat -e l1d -e l1d-misses -e l1d-write -e l1d-prefetch -e l1d-prefetch-miss -e l1i -e l1i-misses -e l1i-prefetch -e l2 -e l2-misses -e l2-write -e dtlb -e dtlb-misses -e itlb -e itlb-misses -e bpu -e bpu-misses ls /dev/ > /dev/null
Performance counter stats for 'ls /dev/':
2499484 L1-data-Cache-Load-Referencees (scaled from 3.97%)
70347 L1-data-Cache-Load-Misses (scaled from 7.30%)
9360 L1-data-Cache-Store-Referencees (scaled from 8.64%)
32804 L1-data-Cache-Prefetch-Referencees (scaled from 17.72%)
7693 L1-data-Cache-Prefetch-Misses (scaled from 22.97%)
2180945 L1-instruction-Cache-Load-Referencees (scaled from 28.48%)
14518 L1-instruction-Cache-Load-Misses (scaled from 35.00%)
2405 L1-instruction-Cache-Prefetch-Referencees (scaled from 34.89%)
71387 L2-Cache-Load-Referencees (scaled from 34.94%)
18732 L2-Cache-Load-Misses (scaled from 34.92%)
79918 L2-Cache-Store-Referencees (scaled from 36.02%)
1295294 Data-TLB-Cache-Load-Referencees (scaled from 35.99%)
30896 Data-TLB-Cache-Load-Misses (scaled from 33.36%)
1222030 Instruction-TLB-Cache-Load-Referencees (scaled from 29.46%)
357 Instruction-TLB-Cache-Load-Misses (scaled from 20.46%)
530888 Branch-Cache-Load-Referencees (scaled from 11.48%)
8638 Branch-Cache-Load-Misses (scaled from 5.09%)
0.011295149 seconds time elapsed.
Earlier it always shows value 0.
Signed-off-by: Jaswinder Singh Rajput <jaswinderrajput@gmail.com>
LKML-Reference: <1245484165.3102.6.camel@localhost.localdomain>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
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| .. | ||
| cpufreq | ||
| mcheck | ||
| mtrr | ||
| .gitignore | ||
| addon_cpuid_features.c | ||
| amd.c | ||
| bugs.c | ||
| bugs_64.c | ||
| centaur.c | ||
| cmpxchg.c | ||
| common.c | ||
| cpu.h | ||
| cpu_debug.c | ||
| cyrix.c | ||
| hypervisor.c | ||
| intel.c | ||
| intel_cacheinfo.c | ||
| Makefile | ||
| mkcapflags.pl | ||
| perf_counter.c | ||
| perfctr-watchdog.c | ||
| powerflags.c | ||
| proc.c | ||
| transmeta.c | ||
| umc.c | ||
| vmware.c | ||