block: make blkdev_get/put() handle exclusive access

[linux-2.6-block.git] / drivers / char / raw.c

diff --git a/drivers/char/raw.c b/drivers/char/raw.c
index bfe25ea9766b94caf11ffbc5ca4fb3b766c2c188..b4b9d5a4788559b29c9ce97b4b7128c184b528a7 100644 (file)
--- a/drivers/char/raw.c
+++ b/drivers/char/raw.c
@@ -65,15 +65,12 @@ static int raw_open(struct inode *inode, struct file *filp)
        if (!bdev)
                goto out;
        igrab(bdev->bd_inode);
-       err = blkdev_get(bdev, filp->f_mode);
+       err = blkdev_get(bdev, filp->f_mode | FMODE_EXCL, raw_open);
        if (err)
                goto out;
-       err = bd_claim(bdev, raw_open);
-       if (err)
-               goto out1;
        err = set_blocksize(bdev, bdev_logical_block_size(bdev));
        if (err)
-               goto out2;
+               goto out1;
        filp->f_flags |= O_DIRECT;
        filp->f_mapping = bdev->bd_inode->i_mapping;
        if (++raw_devices[minor].inuse == 1)
@@ -83,10 +80,8 @@ static int raw_open(struct inode *inode, struct file *filp)
        mutex_unlock(&raw_mutex);
        return 0;
 
-out2:
-       bd_release(bdev);
 out1:
-       blkdev_put(bdev, filp->f_mode);
+       blkdev_put(bdev, filp->f_mode | FMODE_EXCL);
 out:
        mutex_unlock(&raw_mutex);
        return err;
@@ -110,8 +105,7 @@ static int raw_release(struct inode *inode, struct file *filp)
        }
        mutex_unlock(&raw_mutex);
 
-       bd_release(bdev);
-       blkdev_put(bdev, filp->f_mode);
+       blkdev_put(bdev, filp->f_mode | FMODE_EXCL);
        return 0;
 }