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| author | Jaegeuk Kim <jaegeuk.kim@samsung.com> | 2013-10-25 09:26:31 +0400 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk.kim@samsung.com> | 2013-10-25 11:54:40 +0400 |
| commit | e943a10d94f6076f7bc8da91828cbdca5fbf62fc (patch) | |
| tree | 482befa0b77b78517631f6e158f07a45228f6919 | |
| parent | 26c6b8879911df991dc780c67eaeb84c7629949d (diff) | |
| download | linux-e943a10d94f6076f7bc8da91828cbdca5fbf62fc.tar.xz | |
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>
| -rw-r--r-- | fs/f2fs/file.c | 1 | ||||
| -rw-r--r-- | include/trace/events/f2fs.h | 7 |
2 files changed, 8 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); diff --git a/include/trace/events/f2fs.h b/include/trace/events/f2fs.h index ebde3afb89cd..e0dc355fa317 100644 --- a/include/trace/events/f2fs.h +++ b/include/trace/events/f2fs.h @@ -667,6 +667,13 @@ DEFINE_EVENT(f2fs__page, f2fs_set_page_dirty, TP_ARGS(page, type) ); +DEFINE_EVENT(f2fs__page, f2fs_vm_page_mkwrite, + + TP_PROTO(struct page *page, int type), + + TP_ARGS(page, type) +); + TRACE_EVENT(f2fs_submit_write_page, TP_PROTO(struct page *page, block_t blk_addr, int type), |