[Drbd-dev] [Ocfs2-devel] [PATCH 23/27] block: add a bdev_max_discard_sectors helper

[Martin K. Petersen]

Christoph,

> Add a helper to query the number of sectors support per each discard
> bio based on the block device and use this helper to stop various
> places from poking into the request_queue to see if discard is
> supported and if so how much.  This mirrors what is done e.g. for
> write zeroes as well.

Nicer!

Reviewed-by: Martin K. Petersen <martin.petersen at oracle.com>

-- 
Martin K. Petersen	Oracle Linux Engineering