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block: always set bdev->bd_part

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Till now, bdev->bd_part is set only if the bdev was for parts other
than part0.  This patch makes bdev->bd_part always set so that code
paths don't have to differenciate common handling.

Signed-off-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
This commit is contained in:
Tejun Heo
2008-08-25 19:56:12 +09:00
committed by Jens Axboe
parent 4c46501d16
commit 0762b8bde9
5 changed files with 35 additions and 48 deletions
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7
fs/partitions/check.c
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@ -134,12 +134,7 @@ char *disk_name(struct gendisk *hd, int partno, char *buf)
const char *bdevname(struct block_device *bdev, char *buf)
{
int partno = 0;
if (bdev->bd_part)
partno = bdev->bd_part->partno;
return disk_name(bdev->bd_disk, partno, buf);
return disk_name(bdev->bd_disk, bdev->bd_part->partno, buf);
}
EXPORT_SYMBOL(bdevname);