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path: root/drivers/ide/ide-cd.c
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Diffstat (limited to 'drivers/ide/ide-cd.c')
-rw-r--r--drivers/ide/ide-cd.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/drivers/ide/ide-cd.c b/drivers/ide/ide-cd.c
index 31fc76960a8..0c73fe39a23 100644
--- a/drivers/ide/ide-cd.c
+++ b/drivers/ide/ide-cd.c
@@ -31,7 +31,6 @@
#include <linux/delay.h>
#include <linux/timer.h>
#include <linux/seq_file.h>
-#include <linux/smp_lock.h>
#include <linux/slab.h>
#include <linux/interrupt.h>
#include <linux/errno.h>
@@ -52,6 +51,7 @@
#include "ide-cd.h"
+static DEFINE_MUTEX(ide_cd_mutex);
static DEFINE_MUTEX(idecd_ref_mutex);
static void ide_cd_release(struct device *);
@@ -1602,7 +1602,7 @@ static int idecd_open(struct block_device *bdev, fmode_t mode)
struct cdrom_info *info;
int rc = -ENXIO;
- lock_kernel();
+ mutex_lock(&ide_cd_mutex);
info = ide_cd_get(bdev->bd_disk);
if (!info)
goto out;
@@ -1611,7 +1611,7 @@ static int idecd_open(struct block_device *bdev, fmode_t mode)
if (rc < 0)
ide_cd_put(info);
out:
- unlock_kernel();
+ mutex_unlock(&ide_cd_mutex);
return rc;
}
@@ -1619,11 +1619,11 @@ static int idecd_release(struct gendisk *disk, fmode_t mode)
{
struct cdrom_info *info = ide_drv_g(disk, cdrom_info);
- lock_kernel();
+ mutex_lock(&ide_cd_mutex);
cdrom_release(&info->devinfo, mode);
ide_cd_put(info);
- unlock_kernel();
+ mutex_unlock(&ide_cd_mutex);
return 0;
}
@@ -1694,9 +1694,9 @@ static int idecd_ioctl(struct block_device *bdev, fmode_t mode,
{
int ret;
- lock_kernel();
+ mutex_lock(&ide_cd_mutex);
ret = idecd_locked_ioctl(bdev, mode, cmd, arg);
- unlock_kernel();
+ mutex_unlock(&ide_cd_mutex);
return ret;
}