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Merge branch 'cleanup-bd_claim' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/misc into for-2.6.38/core

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This commit is contained in:
Jens Axboe
2010-11-27 19:49:18 +01:00
parent d07335e51d d4d7762995
commit f30195c502
28 changed files with 383 additions and 725 deletions
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5
block/ioctl.c
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@@ -295,11 +295,12 @@ int blkdev_ioctl(struct block_device *bdev, fmode_t mode, unsigned cmd,
return -EINVAL;
if (get_user(n, (int __user *) arg))
return -EFAULT;
if (!(mode & FMODE_EXCL) && bd_claim(bdev, &bdev) < 0)
if (!(mode & FMODE_EXCL) &&
blkdev_get(bdev, mode | FMODE_EXCL, &bdev) < 0)
return -EBUSY;
ret = set_blocksize(bdev, n);
if (!(mode & FMODE_EXCL))
bd_release(bdev);
blkdev_put(bdev, mode | FMODE_EXCL);
return ret;
case BLKPG:
ret = blkpg_ioctl(bdev, (struct blkpg_ioctl_arg __user *) arg);