Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
block, nvme: remove unused dma_iova_state function parameter
DMA IOVA state is not used inside blk_rq_dma_map_iter_next, get
rid of the argument.
Signed-off-by: Nitesh Shetty <nj.shetty@samsung.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
authored by
Nitesh Shetty
and committed by
Jens Axboe
91e1c1bc
65955a09
+4
-6
+1
-2
block/blk-mq-dma.c
+1
-2
block/blk-mq-dma.c
···
238
238
* blk_rq_dma_map_iter_next - map the next DMA segment for a request
239
239
* @req: request to map
240
240
* @dma_dev: device to map to
241
-
* @state: DMA IOVA state
242
241
* @iter: block layer DMA iterator
243
242
*
244
243
* Iterate to the next mapping after a previous call to
···
252
253
* returned in @iter.status.
253
254
*/
254
255
bool blk_rq_dma_map_iter_next(struct request *req, struct device *dma_dev,
255
-
struct dma_iova_state *state, struct blk_dma_iter *iter)
256
+
struct blk_dma_iter *iter)
256
257
{
257
258
struct phys_vec vec;
258
259
+2
-3
drivers/nvme/host/pci.c
+2
-3
drivers/nvme/host/pci.c
···
823
823
824
824
if (iter->len)
825
825
return true;
826
-
if (!blk_rq_dma_map_iter_next(req, dma_dev, &iod->dma_state, iter))
826
+
if (!blk_rq_dma_map_iter_next(req, dma_dev, iter))
827
827
return false;
828
828
if (!dma_use_iova(&iod->dma_state) && dma_need_unmap(dma_dev)) {
829
829
iod->dma_vecs[iod->nr_dma_vecs].addr = iter->addr;
···
1010
1010
}
1011
1011
nvme_pci_sgl_set_data(&sg_list[mapped++], iter);
1012
1012
iod->total_len += iter->len;
1013
-
} while (blk_rq_dma_map_iter_next(req, nvmeq->dev->dev, &iod->dma_state,
1014
-
iter));
1013
+
} while (blk_rq_dma_map_iter_next(req, nvmeq->dev->dev, iter));
1015
1014
1016
1015
nvme_pci_sgl_set_seg(&iod->cmd.common.dptr.sgl, sgl_dma, mapped);
1017
1016
if (unlikely(iter->status))
+1
-1
include/linux/blk-mq-dma.h
+1
-1
include/linux/blk-mq-dma.h
···
28
28
bool blk_rq_dma_map_iter_start(struct request *req, struct device *dma_dev,
29
29
struct dma_iova_state *state, struct blk_dma_iter *iter);
30
30
bool blk_rq_dma_map_iter_next(struct request *req, struct device *dma_dev,
31
-
struct dma_iova_state *state, struct blk_dma_iter *iter);
31
+
struct blk_dma_iter *iter);
32
32
33
33
/**
34
34
* blk_rq_dma_map_coalesce - were all segments coalesced?