diff mbox series

[1/7] mtip32xx: don't use block layer bounce buffers

Message ID 20180509135948.20329-2-hch@lst.de
State Not Applicable
Headers show
Series [1/7] mtip32xx: don't use block layer bounce buffers | expand

Commit Message

Christoph Hellwig May 9, 2018, 1:59 p.m. UTC 
mtip32xx just sets the block bounce limit to the dma mask, which means
that the iommu or swiotlb already take care of the bounce buffering,
and the block bouncing can be removed.

Signed-off-by: Christoph Hellwig <hch@lst.de>
---
 drivers/block/mtip32xx/mtip32xx.c | 1 -
 1 file changed, 1 deletion(-)

Comments

Johannes Thumshirn May 9, 2018, 3:17 p.m. UTC | #1 
Looks good,
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
diff mbox series

Patch

diff --git a/drivers/block/mtip32xx/mtip32xx.c b/drivers/block/mtip32xx/mtip32xx.c
index 769c551e3d71..b03bb27dcc58 100644
--- a/drivers/block/mtip32xx/mtip32xx.c
+++ b/drivers/block/mtip32xx/mtip32xx.c
@@ -3862,7 +3862,6 @@  static int mtip_block_initialize(struct driver_data *dd)
 	blk_queue_max_hw_sectors(dd->queue, 0xffff);
 	blk_queue_max_segment_size(dd->queue, 0x400000);
 	blk_queue_io_min(dd->queue, 4096);
-	blk_queue_bounce_limit(dd->queue, dd->pdev->dma_mask);
 
 	/* Signal trim support */
 	if (dd->trim_supp == true) {