Commit 0caaefba authored by yangerkun's avatar yangerkun Committed by Theodore Ts'o
Browse files

ext4: no need to verify new add extent block 



ext4_ext_grow_indepth will add a new extent block which has init the
expected content. We can mark this buffer as verified so to stop a
useless check in __read_extent_tree_block.

Signed-off-by: default avataryangerkun <yangerkun@huawei.com>
Reviewed-by: default avatarJan Kara <jack@suse.cz>
Link: https://lore.kernel.org/r/20210609075545.1442160-1-yangerkun@huawei.com


Signed-off-by: default avatarTheodore Ts'o <tytso@mit.edu>
parent d07621d9

fs/ext4/extents.c

+1 −0
Original line number Diff line number Diff line
@@ -1309,6 +1309,7 @@ static int ext4_ext_grow_indepth(handle_t *handle, struct inode *inode, 
	neh->eh_magic = EXT4_EXT_MAGIC;

	ext4_extent_block_csum_set(inode, neh);

	set_buffer_uptodate(bh);

	set_buffer_verified(bh);

	unlock_buffer(bh);



	err = ext4_handle_dirty_metadata(handle, inode, bh);