diff options
Diffstat (limited to 'drivers/block/swim3.c')
| -rw-r--r-- | drivers/block/swim3.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/drivers/block/swim3.c b/drivers/block/swim3.c index cc6a386..bf3a5b8 100644 --- a/drivers/block/swim3.c +++ b/drivers/block/swim3.c @@ -25,7 +25,7 @@ #include <linux/ioctl.h> #include <linux/blkdev.h> #include <linux/interrupt.h> -#include <linux/smp_lock.h> +#include <linux/mutex.h> #include <linux/module.h> #include <linux/spinlock.h> #include <asm/io.h> @@ -36,6 +36,7 @@ #include <asm/machdep.h> #include <asm/pmac_feature.h> +static DEFINE_MUTEX(swim3_mutex); static struct request_queue *swim3_queue; static struct gendisk *disks[2]; static struct request *fd_req; @@ -873,9 +874,9 @@ static int floppy_ioctl(struct block_device *bdev, fmode_t mode, { int ret; - lock_kernel(); + mutex_lock(&swim3_mutex); ret = floppy_locked_ioctl(bdev, mode, cmd, param); - unlock_kernel(); + mutex_unlock(&swim3_mutex); return ret; } @@ -953,9 +954,9 @@ static int floppy_unlocked_open(struct block_device *bdev, fmode_t mode) { int ret; - lock_kernel(); + mutex_lock(&swim3_mutex); ret = floppy_open(bdev, mode); - unlock_kernel(); + mutex_unlock(&swim3_mutex); return ret; } @@ -964,13 +965,13 @@ static int floppy_release(struct gendisk *disk, fmode_t mode) { struct floppy_state *fs = disk->private_data; struct swim3 __iomem *sw = fs->swim3; - lock_kernel(); + mutex_lock(&swim3_mutex); if (fs->ref_count > 0 && --fs->ref_count == 0) { swim3_action(fs, MOTOR_OFF); out_8(&sw->control_bic, 0xff); swim3_select(fs, RELAX); } - unlock_kernel(); + mutex_unlock(&swim3_mutex); return 0; } |
