diff options
Diffstat (limited to 'drivers/block/ataflop.c')
| -rw-r--r-- | drivers/block/ataflop.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/drivers/block/ataflop.c b/drivers/block/ataflop.c index aceb96476524..8c021bb7a991 100644 --- a/drivers/block/ataflop.c +++ b/drivers/block/ataflop.c @@ -67,7 +67,7 @@ #include <linux/delay.h> #include <linux/init.h> #include <linux/blkdev.h> -#include <linux/smp_lock.h> +#include <linux/mutex.h> #include <asm/atafd.h> #include <asm/atafdreg.h> @@ -79,6 +79,7 @@ #undef DEBUG +static DEFINE_MUTEX(ataflop_mutex); static struct request_queue *floppy_queue; static struct request *fd_request; @@ -1671,9 +1672,9 @@ static int fd_ioctl(struct block_device *bdev, fmode_t mode, { int ret; - lock_kernel(); + mutex_lock(&ataflop_mutex); ret = fd_locked_ioctl(bdev, mode, cmd, arg); - unlock_kernel(); + mutex_unlock(&ataflop_mutex); return ret; } @@ -1854,9 +1855,9 @@ static int floppy_unlocked_open(struct block_device *bdev, fmode_t mode) { int ret; - lock_kernel(); + mutex_lock(&ataflop_mutex); ret = floppy_open(bdev, mode); - unlock_kernel(); + mutex_unlock(&ataflop_mutex); return ret; } @@ -1864,14 +1865,14 @@ static int floppy_unlocked_open(struct block_device *bdev, fmode_t mode) static int floppy_release(struct gendisk *disk, fmode_t mode) { struct atari_floppy_struct *p = disk->private_data; - lock_kernel(); + mutex_lock(&ataflop_mutex); if (p->ref < 0) p->ref = 0; else if (!p->ref--) { printk(KERN_ERR "floppy_release with fd_ref == 0"); p->ref = 0; } - unlock_kernel(); + mutex_unlock(&ataflop_mutex); return 0; } |