Commit 536af821 authored by Chao Yu's avatar Chao Yu Committed by Jaegeuk Kim
Browse files

f2fs: zone: fix to wait completion of last bio in zone correctly 



It needs to check last zone_pending_bio and wait IO completion before
traverse next fio in io->io_list, otherwise, bio in next zone may be
submitted before all IO completion in current zone.

Fixes: e067dc3c ("f2fs: maintain six open zones for zoned devices")
Cc: Daeho Jeong <daehojeong@google.com>
Signed-off-by: default avatarChao Yu <chao@kernel.org>
Reviewed-by: default avatarDaeho Jeong <daehojeong@google.com>
Signed-off-by: default avatarJaegeuk Kim <jaegeuk@kernel.org>
parent c7115e09

fs/f2fs/data.c

+1 −2
Original line number Diff line number Diff line
@@ -1010,7 +1010,7 @@ void f2fs_submit_page_write(struct f2fs_io_info *fio) 
	f2fs_bug_on(sbi, is_read_io(fio->op));



	f2fs_down_write(&io->io_rwsem);



next:

#ifdef CONFIG_BLK_DEV_ZONED

	if (f2fs_sb_has_blkzoned(sbi) && btype < META && io->zone_pending_bio) {

		wait_for_completion_io(&io->zone_wait);
@@ -1020,7 +1020,6 @@ void f2fs_submit_page_write(struct f2fs_io_info *fio) 
	}

#endif



next:

	if (fio->in_list) {

		spin_lock(&io->io_lock);

		if (list_empty(&io->io_list)) {