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authorHeiko Carstens <heiko.carstens@de.ibm.com>2009-03-26 15:23:45 +0100
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2009-03-26 15:24:04 +0100
commit0000d031703c33b9ea909ad81f03762db66135e1 (patch)
tree27abfe41b8959c8be7a8a3017d3aafc963d0b510 /drivers/s390/block/dasd_ioctl.c
parent59fa4392dddae244a1148cbbcb090b5a5728f576 (diff)
[S390] dasd: enable compat ioctls
All of the ioctls are compatible. Just enable them. Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'drivers/s390/block/dasd_ioctl.c')
-rw-r--r--drivers/s390/block/dasd_ioctl.c17
1 files changed, 14 insertions, 3 deletions
diff --git a/drivers/s390/block/dasd_ioctl.c b/drivers/s390/block/dasd_ioctl.c
index b82d816d9ef7..16e6ba462cb6 100644
--- a/drivers/s390/block/dasd_ioctl.c
+++ b/drivers/s390/block/dasd_ioctl.c
@@ -365,9 +365,9 @@ static int dasd_ioctl_readall_cmb(struct dasd_block *block, unsigned int cmd,
return ret;
}
-int
-dasd_ioctl(struct block_device *bdev, fmode_t mode,
- unsigned int cmd, unsigned long arg)
+static int
+dasd_do_ioctl(struct block_device *bdev, fmode_t mode,
+ unsigned int cmd, unsigned long arg)
{
struct dasd_block *block = bdev->bd_disk->private_data;
void __user *argp = (void __user *)arg;
@@ -420,3 +420,14 @@ dasd_ioctl(struct block_device *bdev, fmode_t mode,
return -EINVAL;
}
}
+
+int dasd_ioctl(struct block_device *bdev, fmode_t mode,
+ unsigned int cmd, unsigned long arg)
+{
+ int rc;
+
+ lock_kernel();
+ rc = dasd_do_ioctl(bdev, mode, cmd, arg);
+ unlock_kernel();
+ return rc;
+}