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authorIsrael Rukshin <israelr@mellanox.com>2019-08-28 14:11:50 +0300
committerSagi Grimberg <sagi@grimberg.me>2019-08-29 12:55:03 -0700
commitbc31c1eea99de9a8e65b011483716236af52f7ed (patch)
treeb15f9242d062cd969011605187f636c7241d8f36 /drivers/nvme/host
parentf15872c5dce43b69c3dee7739d7d3f54c54fc527 (diff)
nvme-rdma: Use rq_dma_dir macro
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>
Diffstat (limited to 'drivers/nvme/host')
-rw-r--r--drivers/nvme/host/rdma.c10
1 files changed, 3 insertions, 7 deletions
diff --git a/drivers/nvme/host/rdma.c b/drivers/nvme/host/rdma.c
index 0ef05a75c428..5e30bcf3fe37 100644
--- a/drivers/nvme/host/rdma.c
+++ b/drivers/nvme/host/rdma.c
@@ -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;