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| author | Chao Yu <chao2.yu@samsung.com> | 2015-10-12 17:04:21 +0800 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2015-10-12 14:01:46 -0700 |
| commit | 2b947003fa98d5a39f3b21214380d0b1daf750b5 (patch) | |
| tree | b18656267b68c3319907cf5ab3971f31aeaccae7 /fs/f2fs/f2fs.h | |
| parent | b8c2940048adf4b2fcc5ae738f2bd4821ebf6a8a (diff) | |
| download | lwn-2b947003fa98d5a39f3b21214380d0b1daf750b5.tar.gz lwn-2b947003fa98d5a39f3b21214380d0b1daf750b5.zip | |
f2fs: don't tag REQ_META for temporary non-meta pages
In recovery or checkpoint flow, we grab pages temperarily in meta inode's
mapping for caching temperary data, actually, datas in these pages were
not meta data of f2fs, but still we tag them with REQ_META flag. However,
lower device like eMMC may do some optimization for data of such type.
So in order to avoid wrong optimization, we'd better remove such flag
for temperary non-meta pages.
Signed-off-by: Chao Yu <chao2.yu@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/f2fs.h')
| -rw-r--r-- | fs/f2fs/f2fs.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h index 6ba5a599f1f6..6c0e83c5ced5 100644 --- a/fs/f2fs/f2fs.h +++ b/fs/f2fs/f2fs.h @@ -1806,6 +1806,7 @@ void destroy_segment_manager_caches(void); */ struct page *grab_meta_page(struct f2fs_sb_info *, pgoff_t); struct page *get_meta_page(struct f2fs_sb_info *, pgoff_t); +struct page *get_tmp_page(struct f2fs_sb_info *, pgoff_t); bool is_valid_blkaddr(struct f2fs_sb_info *, block_t, int); int ra_meta_pages(struct f2fs_sb_info *, block_t, int, int); void ra_meta_pages_cond(struct f2fs_sb_info *, pgoff_t); |