summaryrefslogtreecommitdiff
path: root/fs/ext4/ioctl.c
diff options
context:
space:
mode:
authorTrond Myklebust <Trond.Myklebust@netapp.com>2010-03-05 15:46:18 -0500
committerTrond Myklebust <Trond.Myklebust@netapp.com>2010-03-05 15:46:18 -0500
commit3fa04ecd72780da31ba8b329e148179bc24a9c7d (patch)
treef5d462fd4aee086952d18f159f737c450ab46b3b /fs/ext4/ioctl.c
parent180b62a3d837613fcac3ce89576526423926c3c3 (diff)
parent1cda707d52e51a6cafac0aef12d2bd7052d572e6 (diff)
Merge branch 'writeback-for-2.6.34' into nfs-for-2.6.34
Diffstat (limited to 'fs/ext4/ioctl.c')
-rw-r--r--fs/ext4/ioctl.c12
1 files changed, 11 insertions, 1 deletions
diff --git a/fs/ext4/ioctl.c b/fs/ext4/ioctl.c
index b63d193126db..016d0249294f 100644
--- a/fs/ext4/ioctl.c
+++ b/fs/ext4/ioctl.c
@@ -92,6 +92,15 @@ long ext4_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
flags &= ~EXT4_EXTENTS_FL;
}
+ if (flags & EXT4_EOFBLOCKS_FL) {
+ /* we don't support adding EOFBLOCKS flag */
+ if (!(oldflags & EXT4_EOFBLOCKS_FL)) {
+ err = -EOPNOTSUPP;
+ goto flags_out;
+ }
+ } else if (oldflags & EXT4_EOFBLOCKS_FL)
+ ext4_truncate(inode);
+
handle = ext4_journal_start(inode, 1);
if (IS_ERR(handle)) {
err = PTR_ERR(handle);
@@ -249,7 +258,8 @@ setversion_out:
if (me.moved_len > 0)
file_remove_suid(donor_filp);
- if (copy_to_user((struct move_extent *)arg, &me, sizeof(me)))
+ if (copy_to_user((struct move_extent __user *)arg,
+ &me, sizeof(me)))
err = -EFAULT;
mext_out:
fput(donor_filp);