f2fs: check end_io for metapages before making next checkpoint blocks
This patch avoids to produce new checkpoint blocks before the previous meta
pages were written completely.
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c
index c5a38e3..ff53405 100644
--- a/fs/f2fs/checkpoint.c
+++ b/fs/f2fs/checkpoint.c
@@ -1000,6 +1000,11 @@
start_blk = __start_cp_addr(sbi);
+ /* need to wait for end_io results */
+ wait_on_all_pages_writeback(sbi);
+ if (unlikely(f2fs_cp_error(sbi)))
+ return;
+
/* write out checkpoint buffer at block 0 */
update_meta_page(sbi, ckpt, start_blk++);