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xen/blkfront: Make sure we don't use bounce buffers, we don't need them. 

[ linux-2.6.18-xen changeset 667228bf8fc5 ]

Signed-off-by: Ian Campbell <ian.campbell@xensource.com>
Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
This commit is contained in:
Ian Campbell 2008-06-17 10:47:08 +02:00 committed by Jens Axboe
parent 244b4d56f8
commit 1c91fe1a0d
1 changed files with 3 additions and 0 deletions
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3
drivers/block/xen-blkfront.c
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@ -324,6 +324,9 @@ static int xlvbd_init_blk_queue(struct gendisk *gd, u16 sector_size)
/* Make sure buffer addresses are sector-aligned. */
blk_queue_dma_alignment(rq, 511);
/* Make sure we don't use bounce buffers. */
blk_queue_bounce_limit(rq, BLK_BOUNCE_ANY);
gd->queue = rq;
return 0;