On Tue, Oct 24, 2017 at 03:16:36AM +0100, Al Viro wrote:
> > Fixes: 74d46992e0d9 ("block: replace bi_bdev with a gendisk pointer and
> > partitions index")
> > Signed-off-by: Greg Edwards <[email protected]>
>
> That smells like a nasty source of overhead, especially on SMP boxen...We could just use __disk_get_part similar to the partition remapping, or just pass the block_device to guard_bio_eod.

