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| author | Jaegeuk Kim <jaegeuk@kernel.org> | 2015-08-11 20:17:27 +0300 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2015-08-15 02:02:13 +0300 |
| commit | 47e70ca46f9074efe6573263c0de5bef0af829de (patch) | |
| tree | 247d777b4fcb7b287fbc1f37660ec96c9b16498a /fs/f2fs | |
| parent | decd36b6c43a1051bab97571cf4c0ec8450268b0 (diff) | |
| download | linux-47e70ca46f9074efe6573263c0de5bef0af829de.tar.xz | |
f2fs: do not assign a new segment for dio under space shortage
If there is not enough free segment, we should not assign a new segment
explicitly. Otherwise, we can run out of free segment.
Reviewed-by: Chao Yu <chao2.yu@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs')
| -rw-r--r-- | fs/f2fs/segment.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c index 7d53cb44c617..bf1605dbce93 100644 --- a/fs/f2fs/segment.c +++ b/fs/f2fs/segment.c @@ -1225,7 +1225,8 @@ void allocate_data_block(struct f2fs_sb_info *sbi, struct page *page, mutex_lock(&sit_i->sentry_lock); /* direct_io'ed data is aligned to the segment for better performance */ - if (direct_io && curseg->next_blkoff) + if (direct_io && curseg->next_blkoff && + !has_not_enough_free_secs(sbi, 0)) __allocate_new_segments(sbi, type); *new_blkaddr = NEXT_FREE_BLKADDR(sbi, curseg); |