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authorArnaldo Carvalho de Melo <acme@redhat.com>2009-12-13 19:50:24 -0200
committerIngo Molnar <mingo@elte.hu>2009-12-14 16:57:13 +0100
commitd8f66248d6f25f7c935cc5307c43bf394db07272 (patch)
treef30b5512dd08e6a8713fa9fde158c75d57ce1d6b /tools/perf/builtin-trace.c
parent2cd9046cc53dd2625e2cf5854d6cbb1ba61de914 (diff)
downloadop-kernel-dev-d8f66248d6f25f7c935cc5307c43bf394db07272.zip
op-kernel-dev-d8f66248d6f25f7c935cc5307c43bf394db07272.tar.gz
perf session: Pass the perf_session to the event handling operations
They will need it to get the right threads list, etc. Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Frédéric Weisbecker <fweisbec@gmail.com> Cc: Mike Galbraith <efault@gmx.de> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Paul Mackerras <paulus@samba.org> LKML-Reference: <1260741029-4430-1-git-send-email-acme@infradead.org> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'tools/perf/builtin-trace.c')
-rw-r--r--tools/perf/builtin-trace.c23
1 files changed, 10 insertions, 13 deletions
diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c
index 0756664..3057e1d 100644
--- a/tools/perf/builtin-trace.c
+++ b/tools/perf/builtin-trace.c
@@ -62,10 +62,9 @@ static int cleanup_scripting(void)
static char const *input_name = "perf.data";
-static struct perf_session *session;
static u64 sample_type;
-static int process_sample_event(event_t *event)
+static int process_sample_event(event_t *event, struct perf_session *session __used)
{
struct sample_data data;
struct thread *thread;
@@ -125,20 +124,12 @@ static struct perf_file_handler file_handler = {
.sample_type_check = sample_type_check,
};
-static int __cmd_trace(void)
+static int __cmd_trace(struct perf_session *session)
{
- int err;
-
- session = perf_session__new(input_name, O_RDONLY, 0);
- if (session == NULL)
- return -ENOMEM;
-
register_idle_thread();
register_perf_file_handler(&file_handler);
- err = perf_session__process_events(session, 0, &event__cwdlen, &event__cwd);
- perf_session__delete(session);
- return err;
+ return perf_session__process_events(session, 0, &event__cwdlen, &event__cwd);
}
struct script_spec {
@@ -313,6 +304,7 @@ static const struct option options[] = {
int cmd_trace(int argc, const char **argv, const char *prefix __used)
{
int err;
+ struct perf_session *session;
symbol__init(0);
@@ -330,6 +322,10 @@ int cmd_trace(int argc, const char **argv, const char *prefix __used)
setup_pager();
+ session = perf_session__new(input_name, O_RDONLY, 0);
+ if (session == NULL)
+ return -ENOMEM;
+
if (generate_script_lang) {
struct stat perf_stat;
@@ -367,8 +363,9 @@ int cmd_trace(int argc, const char **argv, const char *prefix __used)
goto out;
}
- err = __cmd_trace();
+ err = __cmd_trace(session);
+ perf_session__delete(session);
cleanup_scripting();
out:
return err;
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