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perf stat: Change metrics context calculation

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Changing metrics context calculation to allow more than 2 types of
context.

Following patches will add support for the rest of the exclude_* bits so
we need separate array element for all context combinations.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Acked-by: Namhyung Kim <namhyung@kernel.org>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: William Cohen <wcohen@redhat.com>
Link: http://lkml.kernel.org/r/1428441919-23099-4-git-send-email-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Jiri Olsa 2015-04-07 23:25:16 +02:00 • committed by Arnaldo Carvalho de Melo
parent a0aa21e228
commit 9f71b4f39d
1 changed files with 11 additions and 6 deletions
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17
tools/perf/builtin-stat.c
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@ -247,9 +247,13 @@ out_free:
return -1; return -1;
} }
#define NUM_CTX 3 enum {
CTX_BIT_USER = 1 << 0,
CTX_BIT_KERNEL = 1 << 1,
CTX_BIT_MAX = 1 << 2,
};
enum { CTX_USER, CTX_KERNEL, CTX_ALL }; #define NUM_CTX CTX_BIT_MAX
static struct stats runtime_nsecs_stats[MAX_NR_CPUS]; static struct stats runtime_nsecs_stats[MAX_NR_CPUS];
static struct stats runtime_cycles_stats[NUM_CTX][MAX_NR_CPUS]; static struct stats runtime_cycles_stats[NUM_CTX][MAX_NR_CPUS];
@ -269,12 +273,13 @@ static struct stats runtime_elision_stats[NUM_CTX][MAX_NR_CPUS];
static int evsel_context(struct perf_evsel *evsel) static int evsel_context(struct perf_evsel *evsel)
{ {
int ctx = 0;
if (evsel->attr.exclude_kernel) if (evsel->attr.exclude_kernel)
return CTX_USER; ctx |= CTX_BIT_KERNEL;
if (evsel->attr.exclude_user) if (evsel->attr.exclude_user)
return CTX_KERNEL; ctx |= CTX_BIT_USER;
/* Handle hypervisor too? */ return ctx;
return CTX_ALL;
} }
static void perf_stat__reset_stats(struct perf_evlist *evlist) static void perf_stat__reset_stats(struct perf_evlist *evlist)