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Message-Id: <1432090115-902-1-git-send-email-namhyung@kernel.org>
Date: Wed, 20 May 2015 11:48:33 +0900
From: Namhyung Kim <namhyung@...nel.org>
To: Arnaldo Carvalho de Melo <acme@...nel.org>
Cc: Ingo Molnar <mingo@...nel.org>,
Peter Zijlstra <a.p.zijlstra@...llo.nl>,
Jiri Olsa <jolsa@...hat.com>,
LKML <linux-kernel@...r.kernel.org>,
David Ahern <dsahern@...il.com>
Subject: [PATCH 1/3] perf tools: Introduce perf_evlist__start_workload_ex()
The perf_evlist__start_workload_ex() does same as __start_work() but
also invokes callback which does additional work for each command.
Signed-off-by: Namhyung Kim <namhyung@...nel.org>
---
tools/perf/util/evlist.c | 11 +++++++++++
tools/perf/util/evlist.h | 4 ++++
2 files changed, 15 insertions(+)
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c
index dc1dc2c181ef..bfe455ec673b 100644
--- a/tools/perf/util/evlist.c
+++ b/tools/perf/util/evlist.c
@@ -1505,6 +1505,17 @@ int perf_evlist__start_workload(struct perf_evlist *evlist)
return 0;
}
+int perf_evlist__start_workload_ex(struct perf_evlist *evlist,
+ workload_callback_t callback, void *arg)
+{
+ int ret = callback(evlist, arg);
+
+ if (ret == 0)
+ ret = perf_evlist__start_workload(evlist);
+
+ return ret;
+}
+
int perf_evlist__parse_sample(struct perf_evlist *evlist, union perf_event *event,
struct perf_sample *sample)
{
diff --git a/tools/perf/util/evlist.h b/tools/perf/util/evlist.h
index 955bf31b7dd3..6212f036c134 100644
--- a/tools/perf/util/evlist.h
+++ b/tools/perf/util/evlist.h
@@ -123,6 +123,10 @@ int perf_evlist__prepare_workload(struct perf_evlist *evlist,
void *ucontext));
int perf_evlist__start_workload(struct perf_evlist *evlist);
+typedef int (*workload_callback_t)(struct perf_evlist *evlist, void *arg);
+int perf_evlist__start_workload_ex(struct perf_evlist *evlist,
+ workload_callback_t callback, void *arg);
+
struct option;
int __perf_evlist__parse_mmap_pages(unsigned int *mmap_pages, const char *str);
--
2.4.0
--
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