diff options
| -rw-r--r-- | drivers/staging/hv/blkvsc_drv.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/drivers/staging/hv/blkvsc_drv.c b/drivers/staging/hv/blkvsc_drv.c index cfef1c0bfb3..74d51bb7870 100644 --- a/drivers/staging/hv/blkvsc_drv.c +++ b/drivers/staging/hv/blkvsc_drv.c @@ -249,12 +249,13 @@ static int blkvsc_submit_request(struct blkvsc_request *blkvsc_req, static int blkvsc_open(struct block_device *bdev, fmode_t mode) { struct block_device_context *blkdev = bdev->bd_disk->private_data; + unsigned long flags; - spin_lock(&blkdev->lock); + spin_lock_irqsave(&blkdev->lock, flags); blkdev->users++; - spin_unlock(&blkdev->lock); + spin_unlock_irqrestore(&blkdev->lock, flags); return 0; } @@ -616,17 +617,18 @@ static void blkvsc_shutdown(struct hv_device *dev) static int blkvsc_release(struct gendisk *disk, fmode_t mode) { struct block_device_context *blkdev = disk->private_data; + unsigned long flags; - spin_lock(&blkdev->lock); + spin_lock_irqsave(&blkdev->lock, flags); if (blkdev->users == 1) { - spin_unlock(&blkdev->lock); + spin_unlock_irqrestore(&blkdev->lock, flags); blkvsc_do_operation(blkdev, DO_FLUSH); - spin_lock(&blkdev->lock); + spin_lock_irqsave(&blkdev->lock, flags); } blkdev->users--; - spin_unlock(&blkdev->lock); + spin_unlock_irqrestore(&blkdev->lock, flags); return 0; } |