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From: Arnd Bergmann on 3 Jul 2010 18:10
The dasd driver does not need the BKL, so we can
remove it here as well.

Signed-off-by: Arnd Bergmann <arnd(a)arndb.de>
Cc: Martin Schwidefsky <schwidefsky(a)de.ibm.com>
Cc: Heiko Carstens <heiko.carstens(a)de.ibm.com>
Cc: linux-s390(a)vger.kernel.org
---
drivers/s390/block/dasd_ioctl.c | 17 ++---------------
1 files changed, 2 insertions(+), 15 deletions(-)

diff --git a/drivers/s390/block/dasd_ioctl.c b/drivers/s390/block/dasd_ioctl.c
index 1557214..26075e9 100644
--- a/drivers/s390/block/dasd_ioctl.c
+++ b/drivers/s390/block/dasd_ioctl.c
@@ -16,7 +16,6 @@
#include <linux/major.h>
#include <linux/fs.h>
#include <linux/blkpg.h>
-#include <linux/smp_lock.h>
#include <linux/slab.h>
#include <asm/compat.h>
#include <asm/ccwdev.h>
@@ -370,9 +369,8 @@ static int dasd_ioctl_readall_cmb(struct dasd_block *block, unsigned int cmd,
return ret;
}

-static int
-dasd_do_ioctl(struct block_device *bdev, fmode_t mode,
- unsigned int cmd, unsigned long arg)
+int dasd_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;
@@ -430,14 +428,3 @@ dasd_do_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;
-}
--
1.7.1

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Prev: [PATCH 0/8] BKL removal, assorted patches
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