Commit c61660ec authored by Daniel Vacek's avatar Daniel Vacek Committed by David Sterba
Browse files

btrfs: remove unused flag EXTENT_BUFFER_CORRUPT 



This flag is no longer being used.  It was added by commit a826d6dc
("Btrfs: check items for correctness as we search") but it's no longer
being used after commit f26c9238 ("btrfs: remove reada
infrastructure").

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 350362e9

fs/btrfs/disk-io.c

+2 −9
Original line number Diff line number Diff line
@@ -224,7 +224,6 @@ int btrfs_read_extent_buffer(struct extent_buffer *eb, 
	ASSERT(check);



	while (1) {

		clear_bit(EXTENT_BUFFER_CORRUPT, &eb->bflags);

		ret = read_extent_buffer_pages(eb, mirror_num, check);

		if (!ret)

			break;
@@ -452,15 +451,9 @@ int btrfs_validate_extent_buffer(struct extent_buffer *eb, 
			goto out;

	}



	/*

	 * If this is a leaf block and it is corrupt, set the corrupt bit so

	 * that we don't try and read the other copies of this block, just

	 * return -EIO.

	 */

	if (found_level == 0 && btrfs_check_leaf(eb)) {

		set_bit(EXTENT_BUFFER_CORRUPT, &eb->bflags);

	/* If this is a leaf block and it is corrupt, just return -EIO. */

	if (found_level == 0 && btrfs_check_leaf(eb))

		ret = -EIO;

	}



	if (found_level > 0 && btrfs_check_node(eb))

		ret = -EIO;

fs/btrfs/extent-tree.c

+0 −6
Original line number Diff line number Diff line
@@ -3488,12 +3488,6 @@ int btrfs_free_tree_block(struct btrfs_trans_handle *trans, 
	trace_btrfs_reserved_extent_free(fs_info, buf->start, buf->len);



out:



	/*

	 * Deleting the buffer, clear the corrupt flag since it doesn't

	 * matter anymore.

	 */

	clear_bit(EXTENT_BUFFER_CORRUPT, &buf->bflags);

	return 0;

}

fs/btrfs/extent_io.h

+0 −1
Original line number Diff line number Diff line
@@ -38,7 +38,6 @@ struct btrfs_tree_parent_check; 
enum {

	EXTENT_BUFFER_UPTODATE,

	EXTENT_BUFFER_DIRTY,

	EXTENT_BUFFER_CORRUPT,

	EXTENT_BUFFER_TREE_REF,

	EXTENT_BUFFER_STALE,

	EXTENT_BUFFER_WRITEBACK,