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| author |   Jaegeuk Kim <jaegeuk@kernel.org> | 2017-07-19 10:59:55 -0700 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2017-07-28 17:49:00 -0700 |
| commit | 640cc18982b1c2049ac3a7223444248aea7d51b4 (patch) | |
| tree | c1ba7c16819a2038d406bcaf5dd17060e9b6873b /fs/f2fs/segment.c | |
| parent | f2fs: preserve i_mode if __f2fs_set_acl() fails (diff) | |
| download | linux-dev-640cc18982b1c2049ac3a7223444248aea7d51b4.tar.xz linux-dev-640cc18982b1c2049ac3a7223444248aea7d51b4.zip | |
f2fs: give a try to do atomic write in -ENOMEM case
It'd be better to retry writing atomic pages when we get -ENOMEM.
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/segment.c')
| -rw-r--r-- | fs/f2fs/segment.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c index f964b68718c1..f5d139f897dc 100644 --- a/fs/f2fs/segment.c +++ b/fs/f2fs/segment.c @@ -309,17 +309,21 @@ static int __commit_inmem_pages(struct inode *inode, inode_dec_dirty_pages(inode); remove_dirty_inode(inode); } - +retry: fio.page = page; fio.old_blkaddr = NULL_ADDR; fio.encrypted_page = NULL; fio.need_lock = LOCK_DONE; err = do_write_data_page(&fio); if (err) { + if (err == -ENOMEM) { + congestion_wait(BLK_RW_ASYNC, HZ/50); + cond_resched(); + goto retry; + } unlock_page(page); break; } - /* record old blkaddr for revoking */ cur->old_addr = fio.old_blkaddr; last_idx = page->index; |