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authorLinus Torvalds <torvalds@linux-foundation.org>2010-10-22 13:49:54 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2010-10-22 13:49:54 -0400
commitc37927d4359e81b85de644f8fb08878717cf5f3f (patch)
tree25dabf2d905e1410819d1bdaba0bf5f779100d3c /drivers/ide/ide-disk_ioctl.c
parent5704e44d283e907623e3775c1262f206a2c48cf3 (diff)
parent2a48fc0ab24241755dc93bfd4f01d68efab47f5a (diff)
Merge branch 'trivial' of git://git.kernel.org/pub/scm/linux/kernel/git/arnd/bkl
* 'trivial' of git://git.kernel.org/pub/scm/linux/kernel/git/arnd/bkl: block: autoconvert trivial BKL users to private mutex drivers: autoconvert trivial BKL users to private mutex ipmi: autoconvert trivial BKL users to private mutex mac: autoconvert trivial BKL users to private mutex mtd: autoconvert trivial BKL users to private mutex scsi: autoconvert trivial BKL users to private mutex Fix up trivial conflicts (due to addition of private mutex right next to deletion of a version string) in drivers/char/pcmcia/cm40[04]0_cs.c
Diffstat (limited to 'drivers/ide/ide-disk_ioctl.c')
-rw-r--r--drivers/ide/ide-disk_ioctl.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/ide/ide-disk_ioctl.c b/drivers/ide/ide-disk_ioctl.c
index ec94c66918f6..da36f729ff32 100644
--- a/drivers/ide/ide-disk_ioctl.c
+++ b/drivers/ide/ide-disk_ioctl.c
@@ -1,10 +1,11 @@
1#include <linux/kernel.h> 1#include <linux/kernel.h>
2#include <linux/ide.h> 2#include <linux/ide.h>
3#include <linux/hdreg.h> 3#include <linux/hdreg.h>
4#include <linux/smp_lock.h> 4#include <linux/mutex.h>
5 5
6#include "ide-disk.h" 6#include "ide-disk.h"
7 7
8static DEFINE_MUTEX(ide_disk_ioctl_mutex);
8static const struct ide_ioctl_devset ide_disk_ioctl_settings[] = { 9static const struct ide_ioctl_devset ide_disk_ioctl_settings[] = {
9{ HDIO_GET_ADDRESS, HDIO_SET_ADDRESS, &ide_devset_address }, 10{ HDIO_GET_ADDRESS, HDIO_SET_ADDRESS, &ide_devset_address },
10{ HDIO_GET_MULTCOUNT, HDIO_SET_MULTCOUNT, &ide_devset_multcount }, 11{ HDIO_GET_MULTCOUNT, HDIO_SET_MULTCOUNT, &ide_devset_multcount },
@@ -19,13 +20,13 @@ int ide_disk_ioctl(ide_drive_t *drive, struct block_device *bdev, fmode_t mode,
19{ 20{
20 int err; 21 int err;
21 22
22 lock_kernel(); 23 mutex_lock(&ide_disk_ioctl_mutex);
23 err = ide_setting_ioctl(drive, bdev, cmd, arg, ide_disk_ioctl_settings); 24 err = ide_setting_ioctl(drive, bdev, cmd, arg, ide_disk_ioctl_settings);
24 if (err != -EOPNOTSUPP) 25 if (err != -EOPNOTSUPP)
25 goto out; 26 goto out;
26 27
27 err = generic_ide_ioctl(drive, bdev, cmd, arg); 28 err = generic_ide_ioctl(drive, bdev, cmd, arg);
28out: 29out:
29 unlock_kernel(); 30 mutex_unlock(&ide_disk_ioctl_mutex);
30 return err; 31 return err;
31} 32}