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| author | Jaegeuk Kim <jaegeuk@kernel.org> | 2016-01-26 11:55:35 -0800 |
|---|---|---|
| committer | Mister Oyster <oysterized@gmail.com> | 2017-04-13 12:32:54 +0200 |
| commit | ba3738edf92559a86cec401ddd85b6fd52caca41 (patch) | |
| tree | 043cf37fd4ecdc9bd7b1a052cda3cd1a80cd53dc /fs/f2fs/data.c | |
| parent | f233152fd9ceedaef5bb27d16f1e5b86376f5365 (diff) | |
| download | android_kernel_m2note-ba3738edf92559a86cec401ddd85b6fd52caca41.tar.gz | |
f2fs: use wq_has_sleeper for cp_wait wait_queue
We need to use wq_has_sleeper including smp_mb to consider cp_wait concurrency.
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/data.c')
| -rw-r--r-- | fs/f2fs/data.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c index cf6d098c7..3f4dc962f 100644 --- a/fs/f2fs/data.c +++ b/fs/f2fs/data.c @@ -75,8 +75,7 @@ static void f2fs_write_end_io(struct bio *bio, int err) dec_page_count(sbi, F2FS_WRITEBACK); } - if (!get_pages(sbi, F2FS_WRITEBACK) && - !list_empty(&sbi->cp_wait.task_list)) + if (!get_pages(sbi, F2FS_WRITEBACK) && wq_has_sleeper(&sbi->cp_wait)) wake_up(&sbi->cp_wait); bio_put(bio); |