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block: dasd_genhd: convert to blkdev_reread_part

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Also remove the obsolete comment.

Reviewed-by: Christoph Hellwig <hch@lst.de>
Tested-by: Jarod Wilson <jarod@redhat.com>
Acked-by: Jarod Wilson <jarod@redhat.com>
Acked-by: Sebastian Ott <sebott@linux.vnet.ibm.com>
Signed-off-by: Ming Lei <ming.lei@canonical.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
This commit is contained in:
Ming Lei 2015-05-06 12:26:26 +08:00 committed by Jens Axboe
parent 9dcd137953
commit 6029a06c88
1 changed files with 3 additions and 6 deletions
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9
drivers/s390/block/dasd_genhd.c
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@ -116,14 +116,11 @@ int dasd_scan_partitions(struct dasd_block *block)
rc);
return -ENODEV;
}
/*
* See fs/partition/check.c:register_disk,rescan_partitions
* Can't call rescan_partitions directly. Use ioctl.
*/
rc = ioctl_by_bdev(bdev, BLKRRPART, 0);
rc = blkdev_reread_part(bdev);
while (rc == -EBUSY && retry > 0) {
schedule();
rc = ioctl_by_bdev(bdev, BLKRRPART, 0);
rc = blkdev_reread_part(bdev);
retry--;
DBF_DEV_EVENT(DBF_ERR, block->base,
"scan partitions error, retry %d rc %d",