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mtip32xx: don't use block layer bounce buffers

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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.

Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig 2018-05-09 15:59:42 +02:00 • committed by Jens Axboe
parent 61445b56d0
commit 5c26e05039
1 changed files with 0 additions and 1 deletions
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drivers/block/mtip32xx/mtip32xx.c
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@ -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) {