ext4: fix mmap data corruption in nodelalloc mode when blocksize < pagesize

Since commit 90a8020 and d6320cb, Jan Kara has fixed this issue partially.
This mmap data corruption still exists in nodelalloc mode, fix this.

Signed-off-by: Xiaoguang Wang <wangxg.fnst@cn.fujitsu.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Reviewed-by:   Jan Kara <jack@suse.cz>
This commit is contained in:
Xiaoguang Wang 2015-02-12 23:00:17 -05:00 • committed by Theodore Ts'o
commit 0572639ff6