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authorLai Jiangshan <laijs@cn.fujitsu.com>2009-07-06 16:10:18 +0800
committerIngo Molnar <mingo@elte.hu>2009-07-10 12:14:05 +0200
commitd8ea37d5de58d35a39d0b4e7d209751aaa1b8174 (patch)
treea64ffb2c844ad0f0e99616a69e6f548370d31665 /kernel/trace/trace_stat.h
parent80098c200e2ee3b4c86a9d1e156dbcd05380e08f (diff)
tracing/stat: Add stat_release() callback
Add stat_release() callback to struct tracer_stat, so a stat tracer can release it's entries after the stat file has been read out. Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com> Signed-off-by: Li Zefan <lizf@cn.fujitsu.com> Cc: Lai Jiangshan <laijs@cn.fujitsu.com> Cc: Steven Rostedt <rostedt@goodmis.org> Cc: Frederic Weisbecker <fweisbec@gmail.com> LKML-Reference: <4A51B16A.6020708@cn.fujitsu.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/trace/trace_stat.h')
-rw-r--r--kernel/trace/trace_stat.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/kernel/trace/trace_stat.h b/kernel/trace/trace_stat.h
index f3546a2cd826..8f03914b9a6a 100644
--- a/kernel/trace/trace_stat.h
+++ b/kernel/trace/trace_stat.h
@@ -18,6 +18,8 @@ struct tracer_stat {
int (*stat_cmp)(void *p1, void *p2);
/* Print a stat entry */
int (*stat_show)(struct seq_file *s, void *p);
+ /* Release an entry */
+ void (*stat_release)(void *stat);
/* Print the headers of your stat entries */
int (*stat_headers)(struct seq_file *s);
};