RDMA/hns: Handling the error return value of hem function (0e20ebf8) · Commits · 戴 / test

drivers/infiniband/hw/hns/hns_roce_hem.c

+10 −5

Original line number	Diff line number	Diff line
		@@ -830,7 +830,8 @@ void hns_roce_table_find(struct hns_roce_dev hr_dev,
		} else {
		u32 seg_size = 64; /* 8 bytes per BA and 8 BA per segment */

		hns_roce_calc_hem_mhop(hr_dev, table, &mhop_obj, &mhop);
		if (hns_roce_calc_hem_mhop(hr_dev, table, &mhop_obj, &mhop))
		goto out;
		/* mtt mhop */
		i = mhop.l0_idx;
		j = mhop.l1_idx;
		@@ -879,11 +880,13 @@ int hns_roce_table_get_range(struct hns_roce_dev *hr_dev,
		{
		struct hns_roce_hem_mhop mhop;
		unsigned long inc = table->table_chunk_size / table->obj_size;
		unsigned long i;
		unsigned long i = 0;
		int ret;

		if (hns_roce_check_whether_mhop(hr_dev, table->type)) {
		hns_roce_calc_hem_mhop(hr_dev, table, NULL, &mhop);
		ret = hns_roce_calc_hem_mhop(hr_dev, table, NULL, &mhop);
		if (ret)
		goto fail;
		inc = mhop.bt_chunk_size / table->obj_size;
		}

		@@ -913,7 +916,8 @@ void hns_roce_table_put_range(struct hns_roce_dev *hr_dev,
		unsigned long i;

		if (hns_roce_check_whether_mhop(hr_dev, table->type)) {
		hns_roce_calc_hem_mhop(hr_dev, table, NULL, &mhop);
		if (hns_roce_calc_hem_mhop(hr_dev, table, NULL, &mhop))
		return;
		inc = mhop.bt_chunk_size / table->obj_size;
		}

		@@ -1035,7 +1039,8 @@ static void hns_roce_cleanup_mhop_hem_table(struct hns_roce_dev *hr_dev,
		int i;
		u64 obj;

		hns_roce_calc_hem_mhop(hr_dev, table, NULL, &mhop);
		if (hns_roce_calc_hem_mhop(hr_dev, table, NULL, &mhop))
		return;
		buf_chunk_size = table->type < HEM_TYPE_MTT ? mhop.buf_chunk_size :
		mhop.bt_chunk_size;