ext4: do not unnecessarily allocate buffer in recently_deleted()

In recently_deleted() function we want to check whether inode is still
cached in buffer cache. Use sb_find_get_block() for that instead of
sb_getblk() to avoid unnecessary allocation of bdev page and buffer
heads.

Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
This commit is contained in:
Jan Kara 2017-08-24 11:52:21 -04:00 • committed by Theodore Ts'o
commit 4f9d956d19