Commit 47e70ca4 authored by Jaegeuk Kim's avatar Jaegeuk Kim
Browse files

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: default avatarChao Yu <chao2.yu@samsung.com>
Signed-off-by: default avatarJaegeuk Kim <jaegeuk@kernel.org>
parent decd36b6

fs/f2fs/segment.c

+2 −1
Original line number Diff line number Diff line
@@ -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);