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authorIan Campbell <ian.campbell@xensource.com>2008-06-17 10:47:08 +0200
committerJens Axboe <jens.axboe@oracle.com>2008-07-03 13:21:12 +0200
commit1c91fe1a0d577f2e53475e789c9d63a0feb7d93c (patch)
tree1d0657d99382af8f268b4b4ec960e6d210a0ec96 /drivers/block/xen-blkfront.c
parent244b4d56f85bcd11b21ab0b94845a3dabeed5c10 (diff)
downloadop-kernel-dev-1c91fe1a0d577f2e53475e789c9d63a0feb7d93c.zip
op-kernel-dev-1c91fe1a0d577f2e53475e789c9d63a0feb7d93c.tar.gz
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>
Diffstat (limited to 'drivers/block/xen-blkfront.c')
-rw-r--r--drivers/block/xen-blkfront.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c
index f2fff57..e8d3bf6 100644
--- a/drivers/block/xen-blkfront.c
+++ b/drivers/block/xen-blkfront.c
@@ -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;
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