[dm-devel] [PATCH v2 10/12] block: update request stacking methods to support discards

[Christoph Hellwig]

On Sat, Jul 24, 2010 at 12:09:26PM -0400, Mike Snitzer wrote:
> Propagate REQ_DISCARD in cmd_flags when cloning a discard request.
> Skip blk_rq_check_limits's existing checks for discard requests because
> discard limits will have already been checked in blkdev_issue_discard.

Looks good,


Reviewed-by: Christoph Hellwig <hch at lst.de>