tree 7113c59e274bf476dace424c3e1fab69bab3e634
parent ef658fc2a6809b42dd7002229fd174a9a1645707
author Christoph Hellwig <hch@lst.de> 1444911047 +0200
committer Jens Axboe <axboe@fb.com> 1445460415 -0600

block: cleanup blkdev_ioctl

Split out helpers for all non-trivial ioctls to make this function simpler,
and also start passing around a pointer version of the argument, as that's
what most ioctl handlers actually need.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@fb.com>