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authorRussell King <rmk+kernel@arm.linux.org.uk>2011-03-12 20:33:51 +0000
committerRussell King <rmk+kernel@arm.linux.org.uk>2011-03-12 20:33:51 +0000
commit8688a1a8637c6b833b9b70148809db4538352d2e (patch)
tree7b5d6c2d83c8bd1686811501c6287a650c40751b /fs/xfs/linux-2.6/xfs_discard.c
parent3afdb0f3528991de0833224f2dba60dc061e01fa (diff)
parentf91f9cd505f92e4227ffda7e5799a33d4f34bf36 (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/tglx/linux-2.6-tcc into devel-stable
Diffstat (limited to 'fs/xfs/linux-2.6/xfs_discard.c')
-rw-r--r--fs/xfs/linux-2.6/xfs_discard.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/xfs/linux-2.6/xfs_discard.c b/fs/xfs/linux-2.6/xfs_discard.c
index 05201ae719e5..d61611c88012 100644
--- a/fs/xfs/linux-2.6/xfs_discard.c
+++ b/fs/xfs/linux-2.6/xfs_discard.c
@@ -152,6 +152,8 @@ xfs_ioc_trim(
if (!capable(CAP_SYS_ADMIN))
return -XFS_ERROR(EPERM);
+ if (!blk_queue_discard(q))
+ return -XFS_ERROR(EOPNOTSUPP);
if (copy_from_user(&range, urange, sizeof(range)))
return -XFS_ERROR(EFAULT);