ext4: fix wrong size computation in ext4_mb_normalize_request()
authorXiaoguang Wang <wangxg.fnst@cn.fujitsu.com>
Mon, 28 Jul 2014 02:26:36 +0000 (22:26 -0400)
committerTheodore Ts'o <tytso@mit.edu>
Mon, 28 Jul 2014 02:26:36 +0000 (22:26 -0400)
commitb27b1535acc0e97b7435bccf205b3fe9c782afac
tree0bd7468d36828c1f7b28d7e60b7a4673e941d402
parent83447ccb4df6e6051027bedff2a8cfc6a52ebcf8
ext4: fix wrong size computation in ext4_mb_normalize_request()

As the member fe_len defined in struct ext4_free_extent is expressed as
number of clusters, the variable "size" computation is wrong, we need to
first translate fe_len to block number, then to bytes.

Signed-off-by: Xiaoguang Wang <wangxg.fnst@cn.fujitsu.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Reviewed-by: Lukas Czerner <lczerner@redhat.com>
fs/ext4/mballoc.c