Commit 738be136 authored by Christoph Hellwig's avatar Christoph Hellwig Committed by Jens Axboe
Browse files

xen-blkfront: rely on the default discard granularity 



The block layer now sets the discard granularity to the physical
block size default.  Take advantage of that in xen-blkfront and only
set the discard granularity if explicitly specified.

Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
Acked-by: default avatarRoger Pau Monné <roger.pau@citrix.com>
Link: https://lore.kernel.org/r/20240221125845.3610668-3-hch@lst.de


Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent 4a718d7d

drivers/block/xen-blkfront.c

+2 −2
Original line number Diff line number Diff line
@@ -951,8 +951,8 @@ static void blkif_set_queue_limits(struct blkfront_info *info) 


	if (info->feature_discard) {

		blk_queue_max_discard_sectors(rq, UINT_MAX);

		rq->limits.discard_granularity = info->discard_granularity ?:

						 info->physical_sector_size;

		if (info->discard_granularity)

			rq->limits.discard_granularity = info->discard_granularity;

		rq->limits.discard_alignment = info->discard_alignment;

		if (info->feature_secdiscard)

			blk_queue_max_secure_erase_sectors(rq, UINT_MAX);