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nvme-rdma: Use rq_dma_dir macro

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Remove code duplication.

Signed-off-by: Israel Rukshin <israelr@mellanox.com>
Reviewed-by: Max Gurtovoy <maxg@mellanox.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
This commit is contained in:
Israel Rukshin 2019-08-28 14:11:50 +03:00 committed by Sagi Grimberg
parent f15872c5dc
commit bc31c1eea9
1 changed files with 3 additions and 7 deletions
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10
drivers/nvme/host/rdma.c
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@ -1146,9 +1146,7 @@ static void nvme_rdma_unmap_data(struct nvme_rdma_queue *queue,
req->mr = NULL;
}
ib_dma_unmap_sg(ibdev, req->sg_table.sgl,
req->nents, rq_data_dir(rq) ==
WRITE ? DMA_TO_DEVICE : DMA_FROM_DEVICE);
ib_dma_unmap_sg(ibdev, req->sg_table.sgl, req->nents, rq_dma_dir(rq));
nvme_cleanup_cmd(rq);
sg_free_table_chained(&req->sg_table, SG_CHUNK_SIZE);
@ -1274,7 +1272,7 @@ static int nvme_rdma_map_data(struct nvme_rdma_queue *queue,
req->nents = blk_rq_map_sg(rq->q, rq, req->sg_table.sgl);
count = ib_dma_map_sg(ibdev, req->sg_table.sgl, req->nents,
rq_data_dir(rq) == WRITE ? DMA_TO_DEVICE : DMA_FROM_DEVICE);
rq_dma_dir(rq));
if (unlikely(count <= 0)) {
ret = -EIO;
goto out_free_table;
@ -1303,9 +1301,7 @@ out:
return 0;
out_unmap_sg:
ib_dma_unmap_sg(ibdev, req->sg_table.sgl,
req->nents, rq_data_dir(rq) ==
WRITE ? DMA_TO_DEVICE : DMA_FROM_DEVICE);
ib_dma_unmap_sg(ibdev, req->sg_table.sgl, req->nents, rq_dma_dir(rq));
out_free_table:
sg_free_table_chained(&req->sg_table, SG_CHUNK_SIZE);
return ret;