summaryrefslogtreecommitdiffstats
path: root/fs/ioctl.c
diff options
context:
space:
mode:
Diffstat (limited to 'fs/ioctl.c')
-rw-r--r--fs/ioctl.c12
1 files changed, 9 insertions, 3 deletions
diff --git a/fs/ioctl.c b/fs/ioctl.c
index fef3a6bf7c78..55c7cfb0e599 100644
--- a/fs/ioctl.c
+++ b/fs/ioctl.c
@@ -466,7 +466,7 @@ EXPORT_SYMBOL(generic_block_fiemap);
* Only the l_start, l_len and l_whence fields of the 'struct space_resv'
* are used here, rest are ignored.
*/
-int ioctl_preallocate(struct file *filp, void __user *argp)
+int ioctl_preallocate(struct file *filp, int mode, void __user *argp)
{
struct inode *inode = file_inode(filp);
struct space_resv sr;
@@ -487,7 +487,8 @@ int ioctl_preallocate(struct file *filp, void __user *argp)
return -EINVAL;
}
- return vfs_fallocate(filp, FALLOC_FL_KEEP_SIZE, sr.l_start, sr.l_len);
+ return vfs_fallocate(filp, mode | FALLOC_FL_KEEP_SIZE, sr.l_start,
+ sr.l_len);
}
static int file_ioctl(struct file *filp, unsigned int cmd,
@@ -503,7 +504,12 @@ static int file_ioctl(struct file *filp, unsigned int cmd,
return put_user(i_size_read(inode) - filp->f_pos, p);
case FS_IOC_RESVSP:
case FS_IOC_RESVSP64:
- return ioctl_preallocate(filp, p);
+ return ioctl_preallocate(filp, 0, p);
+ case FS_IOC_UNRESVSP:
+ case FS_IOC_UNRESVSP64:
+ return ioctl_preallocate(filp, FALLOC_FL_PUNCH_HOLE, p);
+ case FS_IOC_ZERO_RANGE:
+ return ioctl_preallocate(filp, FALLOC_FL_ZERO_RANGE, p);
}
return vfs_ioctl(filp, cmd, arg);