tree 58aeb4ba30d0ae5b3bff93933200001349547721
parent df22291ff0fde0d350cf15dac3e5cc33ac528875
author Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> 1221325825 -0400
committer Theodore Ts'o <tytso@mit.edu> 1221325825 -0400

ext4: truncate block allocated on a failed ext4_write_begin

For blocksize < pagesize we need to remove blocks that got allocated in
block_write_begin() if we fail with ENOSPC for later blocks.
block_write_begin() internally does this if it allocated pages locally.
This makes sure we don't have blocks outside inode.i_size during ENOSPC.

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>