[dpdk-dev] [PATCH v6 23/70] net/vmxnet3: use contiguous allocation for DMA memory

Anatoly Burakov anatoly.burakov at intel.com
Wed Apr 11 14:29:58 CEST 2018


All hardware drivers should allocate IOVA-contiguous
memzones for their hardware resources.

Signed-off-by: Anatoly Burakov <anatoly.burakov at intel.com>
Tested-by: Santosh Shukla <santosh.shukla at caviumnetworks.com>
Tested-by: Hemant Agrawal <hemant.agrawal at nxp.com>
Tested-by: Gowrishankar Muthukrishnan <gowrishankar.m at linux.vnet.ibm.com>
---
 drivers/net/vmxnet3/vmxnet3_ethdev.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/net/vmxnet3/vmxnet3_ethdev.c b/drivers/net/vmxnet3/vmxnet3_ethdev.c
index 4260087..104664a 100644
--- a/drivers/net/vmxnet3/vmxnet3_ethdev.c
+++ b/drivers/net/vmxnet3/vmxnet3_ethdev.c
@@ -150,13 +150,14 @@ gpa_zone_reserve(struct rte_eth_dev *dev, uint32_t size,
 		if (mz)
 			rte_memzone_free(mz);
 		return rte_memzone_reserve_aligned(z_name, size, socket_id,
-						   0, align);
+				RTE_MEMZONE_IOVA_CONTIG, align);
 	}
 
 	if (mz)
 		return mz;
 
-	return rte_memzone_reserve_aligned(z_name, size, socket_id, 0, align);
+	return rte_memzone_reserve_aligned(z_name, size, socket_id,
+			RTE_MEMZONE_IOVA_CONTIG, align);
 }
 
 /*
-- 
2.7.4


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