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authorJaegeuk Kim <jaegeuk@kernel.org>2014-07-26 02:46:10 +0200
committerJaegeuk Kim <jaegeuk@kernel.org>2014-07-30 23:13:36 +0200
commit24a9ee0fa3d40415765d2d9f6064930d72ad8b5a (patch)
tree15686187464f922155ccaad7891f73821c766ac7 /include/trace
parentf2fs: avoid retrying wrong recovery routine when error was occurred (diff)
downloadlinux-24a9ee0fa3d40415765d2d9f6064930d72ad8b5a.tar.xz
linux-24a9ee0fa3d40415765d2d9f6064930d72ad8b5a.zip
f2fs: add tracepoint for f2fs_issue_flush
This patch adds a tracepoint for f2fs_issue_flush. Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'include/trace')
-rw-r--r--include/trace/events/f2fs.h24
1 files changed, 24 insertions, 0 deletions
diff --git a/include/trace/events/f2fs.h b/include/trace/events/f2fs.h
index b983990b4a9f..7d2e70e75f16 100644
--- a/include/trace/events/f2fs.h
+++ b/include/trace/events/f2fs.h
@@ -926,6 +926,30 @@ TRACE_EVENT(f2fs_issue_discard,
(unsigned long long)__entry->blkstart,
(unsigned long long)__entry->blklen)
);
+
+TRACE_EVENT(f2fs_issue_flush,
+
+ TP_PROTO(struct super_block *sb, bool nobarrier, bool flush_merge),
+
+ TP_ARGS(sb, nobarrier, flush_merge),
+
+ TP_STRUCT__entry(
+ __field(dev_t, dev)
+ __field(bool, nobarrier)
+ __field(bool, flush_merge)
+ ),
+
+ TP_fast_assign(
+ __entry->dev = sb->s_dev;
+ __entry->nobarrier = nobarrier;
+ __entry->flush_merge = flush_merge;
+ ),
+
+ TP_printk("dev = (%d,%d), %s %s",
+ show_dev(__entry),
+ __entry->nobarrier ? "skip (nobarrier)" : "issue",
+ __entry->flush_merge ? " with flush_merge" : "")
+);
#endif /* _TRACE_F2FS_H */
/* This part must be outside protection */