Messages in this thread | | | Date | Wed, 19 Jun 2013 09:14:46 -0700 | From | Sukadev Bhattiprolu <> | Subject | Re: [PATCH 2/2] perf tools: Make Power7 events available for perf |
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Runzhen Wang [runzhen@linux.vnet.ibm.com] wrote: | Power7 supports over 530 different perf events but only a small | subset of these can be specified by name, for the remaining | events, we must specify them by their raw code: | | perf stat -e r2003c <application> | | This patch makes all the POWER7 events available in sysfs. | So we can instead specify these as: | | perf stat -e 'cpu/PM_CMPLU_STALL_DFU/' <application> | | where PM_CMPLU_STALL_DFU is the r2003c in previous example. | | Before this patch is applied, the size of power7-pmu.o is: | | $ size arch/powerpc/perf/power7-pmu.o | text data bss dec hex filename | 3073 2720 0 5793 16a1 arch/powerpc/perf/power7-pmu.o | | and after the patch is applied, it is: | | $ size arch/powerpc/perf/power7-pmu.o | text data bss dec hex filename | 14451 31112 0 45563 b1fb arch/powerpc/perf/power7-pmu.o | | Signed-off-by: Runzhen Wang <runzhen@linux.vnet.ibm.com>
Reviewed-by: Sukadev Bhattiprolu <sukadev@linux.vnet.ibm.com>
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