From e57484343898094bb8f72a2aa1a50929d27aa027 Mon Sep 17 00:00:00 2001 From: Chao Yu <chao2.yu@samsung.com> Date: Tue, 6 May 2014 16:51:24 +0800 Subject: f2fs: add a tracepoint for f2fs_write_{meta,node,data}_pages This patch adds a tracepoint for f2fs_write_{meta,node,data}_pages to trace when pages are fsyncing/flushing. Signed-off-by: Chao Yu <chao2.yu@samsung.com> Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com> --- fs/f2fs/data.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'fs/f2fs/data.c') diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c index b997d552880..21bfafaafe8 100644 --- a/fs/f2fs/data.c +++ b/fs/f2fs/data.c @@ -860,6 +860,8 @@ static int f2fs_write_data_pages(struct address_space *mapping, int ret; long diff; + trace_f2fs_writepages(mapping->host, wbc, DATA); + /* deal with chardevs and other special file */ if (!mapping->a_ops->writepage) return 0; -- cgit v1.2.3-70-g09d2