Commit 9a7b68d3 authored by Anand Jain's avatar Anand Jain Committed by David Sterba
Browse files

btrfs: report filemap_fdata<write|wait>_range() error 



In the function btrfs_write_marked_extents() and in __btrfs_wait_marked_extents()
return the actual error if when filemap_fdata<write|wait>_range() fails.

Suggested-by: default avatarJosef Bacik <josef@toxicpanda.com>
Reviewed-by: default avatarQu Wenruo <wqu@suse.com>
Signed-off-by: default avatarAnand Jain <anand.jain@oracle.com>
Reviewed-by: default avatarDavid Sterba <dsterba@suse.com>
Signed-off-by: default avatarDavid Sterba <dsterba@suse.com>
parent fef998d1

fs/btrfs/transaction.c

+4 −0
Original line number Diff line number Diff line
@@ -1156,6 +1156,8 @@ int btrfs_write_marked_extents(struct btrfs_fs_info *fs_info, 
		else if (wait_writeback)

			werr = filemap_fdatawait_range(mapping, start, end);

		free_extent_state(cached_state);

		if (werr)

			break;

		cached_state = NULL;

		cond_resched();

		start = end + 1;
@@ -1198,6 +1200,8 @@ static int __btrfs_wait_marked_extents(struct btrfs_fs_info *fs_info, 
		if (err)

			werr = err;

		free_extent_state(cached_state);

		if (werr)

			break;

		cached_state = NULL;

		cond_resched();

		start = end + 1;