diff options
| -rw-r--r-- | fs/xfs/xfs_ioctl.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/fs/xfs/xfs_ioctl.c b/fs/xfs/xfs_ioctl.c index e897d5363d01..287f83eb791f 100644 --- a/fs/xfs/xfs_ioctl.c +++ b/fs/xfs/xfs_ioctl.c @@ -33,6 +33,7 @@ #include "xfs_sb.h" #include "xfs_ag.h" #include "xfs_health.h" +#include "xfs_reflink.h" #include <linux/mount.h> #include <linux/namei.h> @@ -606,6 +607,9 @@ xfs_ioc_space( if (!S_ISREG(inode->i_mode)) return -EINVAL; + if (xfs_is_always_cow_inode(ip)) + return -EOPNOTSUPP; + if (filp->f_flags & O_DSYNC) flags |= XFS_PREALLOC_SYNC; if (filp->f_mode & FMODE_NOCMTIME) |