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| author | Chao Yu <[email protected]> | 2014-05-06 08:53:08 +0000 |
|---|---|---|
| committer | Jaegeuk Kim <[email protected]> | 2014-05-07 01:21:59 +0000 |
| commit | c20e89cde669799eff62bf8c00ca9a4819c4e11f (patch) | |
| tree | 9fba31d66ff9bff75ddb72438d3ac5d2e6a7d207 /fs/f2fs/data.c | |
| parent | f2fs: add a tracepoint for f2fs_write_{meta,node,data}_pages (diff) | |
| download | kernel-c20e89cde669799eff62bf8c00ca9a4819c4e11f.tar.gz kernel-c20e89cde669799eff62bf8c00ca9a4819c4e11f.zip | |
f2fs: add a tracepoint for f2fs_read_data_page
This patch adds a tracepoint for f2fs_read_data_page to trace when page is
readed by user.
Signed-off-by: Chao Yu <[email protected]>
Signed-off-by: Jaegeuk Kim <[email protected]>
Diffstat (limited to 'fs/f2fs/data.c')
| -rw-r--r-- | fs/f2fs/data.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c index 21bfafaafe83..8c250a5d6f26 100644 --- a/fs/f2fs/data.c +++ b/fs/f2fs/data.c @@ -713,6 +713,8 @@ static int f2fs_read_data_page(struct file *file, struct page *page) struct inode *inode = page->mapping->host; int ret; + trace_f2fs_readpage(page, DATA); + /* If the file has inline data, try to read it directlly */ if (f2fs_has_inline_data(inode)) ret = f2fs_read_inline_data(inode, page); |