Commit 69a9bea1 authored by Jan Kara's avatar Jan Kara Committed by Jens Axboe
Browse files

ext2: Use clean_bdev_aliases() instead of iteration 



Use clean_bdev_aliases() instead of iterating through blocks one by one.

Signed-off-by: default avatarJan Kara <jack@suse.cz>
Signed-off-by: default avatarJens Axboe <axboe@fb.com>
parent 64e1c57f

fs/ext2/inode.c

+3 −6
Original line number Diff line number Diff line
@@ -732,16 +732,13 @@ static int ext2_get_blocks(struct inode *inode, 
	}



	if (IS_DAX(inode)) {

		int i;



		/*

		 * We must unmap blocks before zeroing so that writeback cannot

		 * overwrite zeros with stale data from block device page cache.

		 */

		for (i = 0; i < count; i++) {

			unmap_underlying_metadata(inode->i_sb->s_bdev,

					le32_to_cpu(chain[depth-1].key) + i);

		}

		clean_bdev_aliases(inode->i_sb->s_bdev,

				   le32_to_cpu(chain[depth-1].key),

				   count);

		/*

		 * block must be initialised before we put it in the tree

		 * so that it's not found by another thread before it's