[dpdk-dev] [PATCH v2 40/41] net/virtio: use contiguous allocation for DMA memory

[Anatoly Burakov]

Signed-off-by: Anatoly Burakov <anatoly.bura...@intel.com>
Reviewed-by: Venkatesh Srinivas <venkate...@google.com>
---

Notes:
    Not sure if virtio needs to allocate DMA-capable memory,
    being a software driver and all. Corrections welcome.

 drivers/net/virtio/virtio_ethdev.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/net/virtio/virtio_ethdev.c 
b/drivers/net/virtio/virtio_ethdev.c
index 884f74a..35812e4 100644
--- a/drivers/net/virtio/virtio_ethdev.c
+++ b/drivers/net/virtio/virtio_ethdev.c
@@ -391,7 +391,7 @@ virtio_init_queue(struct rte_eth_dev *dev, uint16_t 
vtpci_queue_idx)
        PMD_INIT_LOG(DEBUG, "vring_size: %d, rounded_vring_size: %d",
                     size, vq->vq_ring_size);
 
-       mz = rte_memzone_reserve_aligned(vq_name, vq->vq_ring_size,
+       mz = rte_memzone_reserve_aligned_contig(vq_name, vq->vq_ring_size,
                                         SOCKET_ID_ANY,
                                         0, VIRTIO_PCI_VRING_ALIGN);
        if (mz == NULL) {
@@ -417,9 +417,9 @@ virtio_init_queue(struct rte_eth_dev *dev, uint16_t 
vtpci_queue_idx)
        if (sz_hdr_mz) {
                snprintf(vq_hdr_name, sizeof(vq_hdr_name), "port%d_vq%d_hdr",
                         dev->data->port_id, vtpci_queue_idx);
-               hdr_mz = rte_memzone_reserve_aligned(vq_hdr_name, sz_hdr_mz,
-                                                    SOCKET_ID_ANY, 0,
-                                                    RTE_CACHE_LINE_SIZE);
+               hdr_mz = rte_memzone_reserve_aligned_contig(vq_hdr_name,
+                               sz_hdr_mz, SOCKET_ID_ANY, 0,
+                               RTE_CACHE_LINE_SIZE);
                if (hdr_mz == NULL) {
                        if (rte_errno == EEXIST)
                                hdr_mz = rte_memzone_lookup(vq_hdr_name);
-- 
2.7.4