From d3b3baa4f8e9e4d95264aff16fe85434ef8061bd Mon Sep 17 00:00:00 2001 From: Sachin Saxena Date: Mon, 28 May 2018 14:54:47 +0530 Subject: dpdk: set dmamap iova address value according to eal_iova_mode - Fix the issue where eal iova mode is Virtual Address (RTE_IOVA_VA) but setting DMA iova address to Physical address value always. Change-Id: Ib1e9c1596d95885c7eff11723338121627203e61 Signed-off-by: Sachin Saxena --- src/plugins/dpdk/buffer.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'src') diff --git a/src/plugins/dpdk/buffer.c b/src/plugins/dpdk/buffer.c index 11d8cd7962b..59015ff7d3d 100644 --- a/src/plugins/dpdk/buffer.c +++ b/src/plugins/dpdk/buffer.c @@ -541,7 +541,10 @@ dpdk_pool_create (vlib_main_t * vm, u8 * pool_name, u32 elt_size, { dm.vaddr = pointer_to_uword (pr->mem) + (i << pr->log2_page_size); dm.size = 1 << pr->log2_page_size; - dm.iova = pr->page_table[i]; + if (rte_eal_iova_mode() == RTE_IOVA_PA) + dm.iova = pr->page_table[i]; + else + dm.iova = dm.vaddr; if ((rv = ioctl (dbm->vfio_container_fd, VFIO_IOMMU_MAP_DMA, &dm))) break; } -- cgit 1.2.3-korg