Commit 40f47f6d authored by Daniel Vacek's avatar Daniel Vacek Committed by David Sterba
Browse files

btrfs: remove unused flag EXTENT_BUFFER_READ_ERR 



This flag was added by commit 656f30db ("Btrfs: be aware of btree
inode write errors to avoid fs corruption") but it stopped being used
after commit 046b562b ("btrfs: use a separate end_io handler for
read_extent_buffer").

Reviewed-by: default avatarQu Wenruo <wqu@suse.com>
Signed-off-by: default avatarDaniel Vacek <neelx@suse.com>
Reviewed-by: default avatarDavid Sterba <dsterba@suse.com>
Signed-off-by: default avatarDavid Sterba <dsterba@suse.com>
parent ced47a4d

fs/btrfs/extent_io.c

+2 −5
Original line number Diff line number Diff line
@@ -3647,12 +3647,10 @@ static void end_bbio_meta_read(struct btrfs_bio *bbio) 
	    btrfs_validate_extent_buffer(eb, &bbio->parent_check) < 0)

		uptodate = false;



	if (uptodate) {

	if (uptodate)

		set_extent_buffer_uptodate(eb);

	} else {

	else

		clear_extent_buffer_uptodate(eb);

		set_bit(EXTENT_BUFFER_READ_ERR, &eb->bflags);

	}



	clear_extent_buffer_reading(eb);

	free_extent_buffer(eb);
@@ -3691,7 +3689,6 @@ int read_extent_buffer_pages_nowait(struct extent_buffer *eb, int mirror_num, 
		return 0;

	}



	clear_bit(EXTENT_BUFFER_READ_ERR, &eb->bflags);

	eb->read_mirror = 0;

	check_buffer_tree_ref(eb);

	atomic_inc(&eb->refs);

fs/btrfs/extent_io.h

+0 −2
Original line number Diff line number Diff line
@@ -44,8 +44,6 @@ enum { 
	EXTENT_BUFFER_TREE_REF,

	EXTENT_BUFFER_STALE,

	EXTENT_BUFFER_WRITEBACK,

	/* read IO error */

	EXTENT_BUFFER_READ_ERR,

	EXTENT_BUFFER_UNMAPPED,

	EXTENT_BUFFER_IN_TREE,

	/* write IO error */