Add a compat_ioctl method to the dasd driver so the last entries in
arch/s390/kernel/compat_ioctl.c can go away. Unlike the previous
attempt this one does not replace the ioctl method with an
unlocked_ioctl method so that the ioctl_by_bdev calls in s390 partition
code continue to work.
Signed-off-by: Christoph Hellwig <[email protected]>
Index: linux-2.6.15-rc5/drivers/s390/block/dasd.c
===================================================================
--- linux-2.6.15-rc5.orig/drivers/s390/block/dasd.c 2005-12-12 19:09:39.000000000 +0100
+++ linux-2.6.15-rc5/drivers/s390/block/dasd.c 2005-12-12 19:09:41.000000000 +0100
@@ -1751,6 +1751,7 @@
.open = dasd_open,
.release = dasd_release,
.ioctl = dasd_ioctl,
+ .compat_ioctl = dasd_compat_ioctl,
.getgeo = dasd_getgeo,
};
Index: linux-2.6.15-rc5/drivers/s390/block/dasd_int.h
===================================================================
--- linux-2.6.15-rc5.orig/drivers/s390/block/dasd_int.h 2005-12-12 19:09:39.000000000 +0100
+++ linux-2.6.15-rc5/drivers/s390/block/dasd_int.h 2005-12-12 19:09:41.000000000 +0100
@@ -527,6 +527,7 @@
int dasd_ioctl_no_register(struct module *, int, dasd_ioctl_fn_t);
int dasd_ioctl_no_unregister(struct module *, int, dasd_ioctl_fn_t);
int dasd_ioctl(struct inode *, struct file *, unsigned int, unsigned long);
+long dasd_compat_ioctl(struct file *, unsigned int, unsigned long);
/* externals in dasd_proc.c */
int dasd_proc_init(void);
Index: linux-2.6.15-rc5/drivers/s390/block/dasd_ioctl.c
===================================================================
--- linux-2.6.15-rc5.orig/drivers/s390/block/dasd_ioctl.c 2005-12-12 19:09:39.000000000 +0100
+++ linux-2.6.15-rc5/drivers/s390/block/dasd_ioctl.c 2005-12-12 19:09:41.000000000 +0100
@@ -118,6 +118,18 @@
return -EINVAL;
}
+long
+dasd_compat_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
+{
+ int rval;
+
+ lock_kernel();
+ rval = dasd_ioctl(filp->f_dentry->d_inode, filp, cmd, arg);
+ unlock_kernel();
+
+ return rval;
+}
+
static int
dasd_ioctl_api_version(struct block_device *bdev, int no, long args)
{
Index: linux-2.6.15-rc5/arch/s390/kernel/compat_ioctl.c
===================================================================
--- linux-2.6.15-rc5.orig/arch/s390/kernel/compat_ioctl.c 2005-12-12 19:09:39.000000000 +0100
+++ linux-2.6.15-rc5/arch/s390/kernel/compat_ioctl.c 2005-12-12 19:15:46.000000000 +0100
@@ -42,27 +42,6 @@
#include <linux/compat_ioctl.h>
#define DECLARES
#include "../../../fs/compat_ioctl.c"
-
-/* s390 only ioctls */
-COMPATIBLE_IOCTL(DASDAPIVER)
-COMPATIBLE_IOCTL(BIODASDDISABLE)
-COMPATIBLE_IOCTL(BIODASDENABLE)
-COMPATIBLE_IOCTL(BIODASDRSRV)
-COMPATIBLE_IOCTL(BIODASDRLSE)
-COMPATIBLE_IOCTL(BIODASDSLCK)
-COMPATIBLE_IOCTL(BIODASDINFO)
-COMPATIBLE_IOCTL(BIODASDINFO2)
-COMPATIBLE_IOCTL(BIODASDFMT)
-COMPATIBLE_IOCTL(BIODASDPRRST)
-COMPATIBLE_IOCTL(BIODASDQUIESCE)
-COMPATIBLE_IOCTL(BIODASDRESUME)
-COMPATIBLE_IOCTL(BIODASDPRRD)
-COMPATIBLE_IOCTL(BIODASDPSRD)
-COMPATIBLE_IOCTL(BIODASDGATTR)
-COMPATIBLE_IOCTL(BIODASDSATTR)
-COMPATIBLE_IOCTL(BIODASDCMFENABLE)
-COMPATIBLE_IOCTL(BIODASDCMFDISABLE)
-COMPATIBLE_IOCTL(BIODASDREADALLCMB)
};
int ioctl_table_size = ARRAY_SIZE(ioctl_start);
-
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