RDMA/hns: prefer dma_zalloc_coherent to dma_alloc_coherent/memse (6d10550c) · Commits · 戴 / test

drivers/infiniband/hw/hns/hns_roce_hw_v2.c

+3 −6

Original line number	Diff line number	Diff line
		@@ -4972,13 +4972,12 @@ static int hns_roce_mhop_alloc_eq(struct hns_roce_dev *hr_dev,
		eqe_alloc = i * (buf_chk_sz / eq->eqe_size);
		size = (eq->entries - eqe_alloc) * eq->eqe_size;
		}
		eq->buf[i] = dma_alloc_coherent(dev, size,
		eq->buf[i] = dma_zalloc_coherent(dev, size,
		&(eq->buf_dma[i]),
		GFP_KERNEL);
		if (!eq->buf[i])
		goto err_dma_alloc_buf;

		memset(eq->buf[i], 0, size);
		*(eq->bt_l0 + i) = eq->buf_dma[i];

		eq_buf_cnt++;
		@@ -5008,13 +5007,12 @@ static int hns_roce_mhop_alloc_eq(struct hns_roce_dev *hr_dev,
		size = (eq->entries - eqe_alloc)
		* eq->eqe_size;
		}
		eq->buf[idx] = dma_alloc_coherent(dev, size,
		eq->buf[idx] = dma_zalloc_coherent(dev, size,
		&(eq->buf_dma[idx]),
		GFP_KERNEL);
		if (!eq->buf[idx])
		goto err_dma_alloc_buf;

		memset(eq->buf[idx], 0, size);
		*(eq->bt_l1[i] + j) = eq->buf_dma[idx];

		eq_buf_cnt++;
		@@ -5124,7 +5122,7 @@ static int hns_roce_v2_create_eq(struct hns_roce_dev *hr_dev,
		goto free_cmd_mbox;
		}

		eq->buf_list->buf = dma_alloc_coherent(dev, buf_chk_sz,
		eq->buf_list->buf = dma_zalloc_coherent(dev, buf_chk_sz,
		&(eq->buf_list->map),
		GFP_KERNEL);
		if (!eq->buf_list->buf) {
		@@ -5132,7 +5130,6 @@ static int hns_roce_v2_create_eq(struct hns_roce_dev *hr_dev,
		goto err_alloc_buf;
		}

		memset(eq->buf_list->buf, 0, buf_chk_sz);
		} else {
		ret = hns_roce_mhop_alloc_eq(hr_dev, eq);
		if (ret) {