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perf evsel: Introduce perf_evsel__compute_deltas function

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Making compute_deltas functions global and renaming it to
perf_evsel__compute_deltas.

It will be used in stat command in later patch.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Matt Fleming <matt.fleming@intel.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/r/1416562275-12404-2-git-send-email-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Jiri Olsa 2014-11-21 10:31:05 +01:00 • committed by Arnaldo Carvalho de Melo
parent f78eaef0e0
commit 857a94a226
2 changed files with 7 additions and 5 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

9
tools/perf/util/evsel.c
View file

@ -876,9 +876,8 @@ void perf_evsel__delete(struct perf_evsel *evsel)
free(evsel); free(evsel);
} }
static inline void compute_deltas(struct perf_evsel *evsel, void perf_evsel__compute_deltas(struct perf_evsel *evsel, int cpu,
int cpu, struct perf_counts_values *count)
struct perf_counts_values *count)
{ {
struct perf_counts_values tmp; struct perf_counts_values tmp;
@ -913,7 +912,7 @@ int __perf_evsel__read_on_cpu(struct perf_evsel *evsel,
if (readn(FD(evsel, cpu, thread), &count, nv * sizeof(u64)) < 0) if (readn(FD(evsel, cpu, thread), &count, nv * sizeof(u64)) < 0)
return -errno; return -errno;
compute_deltas(evsel, cpu, &count); perf_evsel__compute_deltas(evsel, cpu, &count);
if (scale) { if (scale) {
if (count.run == 0) if (count.run == 0)
@ -956,7 +955,7 @@ int __perf_evsel__read(struct perf_evsel *evsel,
} }
} }
compute_deltas(evsel, -1, aggr); perf_evsel__compute_deltas(evsel, -1, aggr);
evsel->counts->scaled = 0; evsel->counts->scaled = 0;
if (scale) { if (scale) {

3
tools/perf/util/evsel.h
View file

@ -110,6 +110,9 @@ struct thread_map;
struct perf_evlist; struct perf_evlist;
struct record_opts; struct record_opts;
void perf_evsel__compute_deltas(struct perf_evsel *evsel, int cpu,
struct perf_counts_values *count);
int perf_evsel__object_config(size_t object_size, int perf_evsel__object_config(size_t object_size,
int (*init)(struct perf_evsel *evsel), int (*init)(struct perf_evsel *evsel),
void (*fini)(struct perf_evsel *evsel)); void (*fini)(struct perf_evsel *evsel));