Commit e568df6b authored Aug 10, 2016 by Jan Kara Committed by Dan Williams Dec 26, 2016

ext2: Return BH_New buffers for zeroed blocks



So far we did not return BH_New buffers from ext2_get_blocks() when we
allocated and zeroed-out a block for DAX inode to avoid racy zeroing in
DAX code. This zeroing is gone these days so we can remove the
workaround.

Reviewed-by: Ross Zwisler <ross.zwisler@linux.intel.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>

parent 7ce7d89f

fs/ext2/inode.c

+1 −2

Original line number	Diff line number	Diff line
		@@ -751,9 +751,8 @@ static int ext2_get_blocks(struct inode *inode,
		mutex_unlock(&ei->truncate_mutex);
		goto cleanup;
		}
		} else {
		*new = true;
		}
		*new = true;

		ext2_splice_branch(inode, iblock, partial, indirect_blks, count);
		mutex_unlock(&ei->truncate_mutex);