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| author | Sukadev Bhattiprolu <sukadev@linux.vnet.ibm.com> | 2016-09-16 00:24:41 +0200 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2016-10-04 00:58:01 +0200 |
| commit | ce88f27ccc724fa8e6766fdd4140768931f42f88 (patch) | |
| tree | 6d9f15179bf5c799acac1c79396e79c6311d5f8f /tools/perf/arch/powerpc/util/header.c | |
| parent | perf pmu: Use pmu_events table to create aliases (diff) | |
| download | linux-ce88f27ccc724fa8e6766fdd4140768931f42f88.tar.xz linux-ce88f27ccc724fa8e6766fdd4140768931f42f88.zip | |
perf powerpc: Support CPU ID matching for Powerpc
Implement code that returns the generic CPU ID string for Powerpc. This
will be used to identify the specific table of PMU events to
parse/compare user specified events against.
Signed-off-by: Sukadev Bhattiprolu <sukadev@linux.vnet.ibm.com>
Acked-by: Ingo Molnar <mingo@kernel.org>
Acked-by: Jiri Olsa <jolsa@redhat.com>
Cc: Madhavan Srinivasan <maddy@linux.vnet.ibm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: linuxppc-dev@lists.ozlabs.org
Link: http://lkml.kernel.org/r/1473978296-20712-5-git-send-email-sukadev@linux.vnet.ibm.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/arch/powerpc/util/header.c')
| -rw-r--r-- | tools/perf/arch/powerpc/util/header.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/tools/perf/arch/powerpc/util/header.c b/tools/perf/arch/powerpc/util/header.c index f8ccee132867..9aaa6f5a9347 100644 --- a/tools/perf/arch/powerpc/util/header.c +++ b/tools/perf/arch/powerpc/util/header.c @@ -32,3 +32,14 @@ get_cpuid(char *buffer, size_t sz) } return -1; } + +char * +get_cpuid_str(void) +{ + char *bufp; + + if (asprintf(&bufp, "%.8lx", mfspr(SPRN_PVR)) < 0) + bufp = NULL; + + return bufp; +} |