f2fs: add tracepoint for vm_page_mkwrite

This patch adds a tracepoint for f2fs_vm_page_mkwrite.

Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
index c80faa2fff39..2d4190a4abe3 100644
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -88,6 +88,7 @@ static int f2fs_vm_page_mkwrite(struct vm_area_struct *vma,
         set_page_dirty(page);
         SetPageUptodate(page);
 
+        trace_f2fs_vm_page_mkwrite(page, DATA);
 mapped:
         /* fill the page */
         wait_on_page_writeback(page);