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Subject[tip:perf/core] perf evsel: Introduce perf_evsel__compute_deltas function
Commit-ID:  857a94a226d7d345c3f492d5679e802e59f824a9
Gitweb: http://git.kernel.org/tip/857a94a226d7d345c3f492d5679e802e59f824a9
Author: Jiri Olsa <jolsa@kernel.org>
AuthorDate: Fri, 21 Nov 2014 10:31:05 +0100
Committer: Arnaldo Carvalho de Melo <acme@redhat.com>
CommitDate: Mon, 24 Nov 2014 18:03:49 -0300

perf evsel: Introduce perf_evsel__compute_deltas function

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>
---
tools/perf/util/evsel.c | 9 ++++-----
tools/perf/util/evsel.h | 3 +++
2 files changed, 7 insertions(+), 5 deletions(-)

diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c
index f2dc91f..1c73bc4 100644
--- a/tools/perf/util/evsel.c
+++ b/tools/perf/util/evsel.c
@@ -876,9 +876,8 @@ void perf_evsel__delete(struct perf_evsel *evsel)
free(evsel);
}

-static inline void compute_deltas(struct perf_evsel *evsel,
- int cpu,
- struct perf_counts_values *count)
+void perf_evsel__compute_deltas(struct perf_evsel *evsel, int cpu,
+ struct perf_counts_values *count)
{
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)
return -errno;

- compute_deltas(evsel, cpu, &count);
+ perf_evsel__compute_deltas(evsel, cpu, &count);

if (scale) {
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;
if (scale) {
diff --git a/tools/perf/util/evsel.h b/tools/perf/util/evsel.h
index 9797909..746b7ea 100644
--- a/tools/perf/util/evsel.h
+++ b/tools/perf/util/evsel.h
@@ -110,6 +110,9 @@ struct thread_map;
struct perf_evlist;
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 (*init)(struct perf_evsel *evsel),
void (*fini)(struct perf_evsel *evsel));

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