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block: don't bother with bounce limits for make_request drivers
We only call blk_queue_bounce for request-based drivers, so stop messing with it for make_request based drivers. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Jens Axboe <axboe@kernel.dk>
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@ -989,6 +989,11 @@ int blk_init_allocated_queue(struct request_queue *q)
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*/
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blk_queue_make_request(q, blk_queue_bio);
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/*
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* by default assume old behaviour and bounce for any highmem page
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*/
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blk_queue_bounce_limit(q, BLK_BOUNCE_HIGH);
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q->sg_reserved_size = INT_MAX;
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/* Protect q->elevator from elevator_change */
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@ -2349,6 +2349,11 @@ struct request_queue *blk_mq_init_allocated_queue(struct blk_mq_tag_set *set,
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blk_queue_make_request(q, blk_mq_make_request);
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/*
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* by default assume old behaviour and bounce for any highmem page
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*/
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blk_queue_bounce_limit(q, BLK_BOUNCE_HIGH);
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/*
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* Do this after blk_queue_make_request() overrides it...
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*/
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@ -172,11 +172,6 @@ void blk_queue_make_request(struct request_queue *q, make_request_fn *mfn)
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q->nr_batching = BLK_BATCH_REQ;
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blk_set_default_limits(&q->limits);
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/*
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* by default assume old behaviour and bounce for any highmem page
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*/
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blk_queue_bounce_limit(q, BLK_BOUNCE_HIGH);
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}
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EXPORT_SYMBOL(blk_queue_make_request);
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@ -418,7 +418,6 @@ static struct brd_device *brd_alloc(int i)
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blk_queue_make_request(brd->brd_queue, brd_make_request);
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blk_queue_max_hw_sectors(brd->brd_queue, 1024);
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blk_queue_bounce_limit(brd->brd_queue, BLK_BOUNCE_ANY);
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/* This is so fdisk will align partitions on 4k, because of
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* direct_access API needing 4k alignment, returning a PFN
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@ -2850,7 +2850,6 @@ enum drbd_ret_code drbd_create_device(struct drbd_config_context *adm_ctx, unsig
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/* Setting the max_hw_sectors to an odd value of 8kibyte here
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This triggers a max_bio_size message upon first attach or connect */
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blk_queue_max_hw_sectors(q, DRBD_MAX_BIO_SIZE_SAFE >> 8);
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blk_queue_bounce_limit(q, BLK_BOUNCE_ANY);
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q->queue_lock = &resource->req_lock;
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device->md_io.page = alloc_page(GFP_KERNEL);
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@ -284,7 +284,6 @@ int rsxx_setup_dev(struct rsxx_cardinfo *card)
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}
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blk_queue_make_request(card->queue, rsxx_make_request);
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blk_queue_bounce_limit(card->queue, BLK_BOUNCE_ANY);
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blk_queue_max_hw_sectors(card->queue, blkdev_max_hw_sectors);
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blk_queue_physical_block_size(card->queue, RSXX_HW_BLK_SIZE);
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@ -273,7 +273,6 @@ static int nsblk_attach_disk(struct nd_namespace_blk *nsblk)
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blk_queue_make_request(q, nd_blk_make_request);
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blk_queue_max_hw_sectors(q, UINT_MAX);
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blk_queue_bounce_limit(q, BLK_BOUNCE_ANY);
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blk_queue_logical_block_size(q, nsblk_sector_size(nsblk));
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queue_flag_set_unlocked(QUEUE_FLAG_NONROT, q);
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q->queuedata = nsblk;
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@ -1297,7 +1297,6 @@ static int btt_blk_init(struct btt *btt)
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blk_queue_make_request(btt->btt_queue, btt_make_request);
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blk_queue_logical_block_size(btt->btt_queue, btt->sector_size);
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blk_queue_max_hw_sectors(btt->btt_queue, UINT_MAX);
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blk_queue_bounce_limit(btt->btt_queue, BLK_BOUNCE_ANY);
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queue_flag_set_unlocked(QUEUE_FLAG_NONROT, btt->btt_queue);
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btt->btt_queue->queuedata = btt;
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@ -343,7 +343,6 @@ static int pmem_attach_disk(struct device *dev,
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blk_queue_make_request(q, pmem_make_request);
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blk_queue_physical_block_size(q, PAGE_SIZE);
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blk_queue_max_hw_sectors(q, UINT_MAX);
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blk_queue_bounce_limit(q, BLK_BOUNCE_ANY);
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queue_flag_set_unlocked(QUEUE_FLAG_NONROT, q);
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queue_flag_set_unlocked(QUEUE_FLAG_DAX, q);
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q->queuedata = pmem;
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