diff options
Diffstat (limited to 'dpdk/dpdk-16.04_patches/0030-net-enic-fix-possible-Rx-corruption.patch')
| -rw-r--r-- | dpdk/dpdk-16.04_patches/0030-net-enic-fix-possible-Rx-corruption.patch | 47 |
1 files changed, 0 insertions, 47 deletions
diff --git a/dpdk/dpdk-16.04_patches/0030-net-enic-fix-possible-Rx-corruption.patch b/dpdk/dpdk-16.04_patches/0030-net-enic-fix-possible-Rx-corruption.patch deleted file mode 100644 index 6bb043eb..00000000 --- a/dpdk/dpdk-16.04_patches/0030-net-enic-fix-possible-Rx-corruption.patch +++ /dev/null @@ -1,47 +0,0 @@ -From cee88bcfd49cbf142c13ee7b6d2e77166c80bb48 Mon Sep 17 00:00:00 2001 -From: John Daley <johndale@cisco.com> -Date: Tue, 19 Jul 2016 13:41:14 -0700 -Subject: [PATCH] net/enic: fix possible Rx corruption - -Initialize the mbuf data offset to RTE_PKTMBUF_HEADROOM as the -enic takes ownership of them. If allocated mbufs had some offset -other than RTE_PKTMBUF_HEADROOM, the application would read mbuf -data starting at the wrong place and misinterpret the packet. - -Fixes: 856d7ba7ed22 ("net/enic: support scattered Rx") - -Reviewed-by: Nelson Escobar <neescoba@cisco.com> -Signed-off-by: John Daley <johndale@cisco.com> ---- - drivers/net/enic/enic_main.c | 1 + - drivers/net/enic/enic_rxtx.c | 2 +- - 2 files changed, 2 insertions(+), 1 deletion(-) - -diff --git a/drivers/net/enic/enic_main.c b/drivers/net/enic/enic_main.c -index 8cedebf..774fcb1 100644 ---- a/drivers/net/enic/enic_main.c -+++ b/drivers/net/enic/enic_main.c -@@ -328,6 +328,7 @@ enic_alloc_rx_queue_mbufs(struct enic *enic, struct vnic_rq *rq) - return -ENOMEM; - } - -+ mb->data_off = RTE_PKTMBUF_HEADROOM; - dma_addr = (dma_addr_t)(mb->buf_physaddr + RTE_PKTMBUF_HEADROOM); - rq_enet_desc_enc(rqd, dma_addr, - (rq->is_sop ? RQ_ENET_TYPE_ONLY_SOP -diff --git a/drivers/net/enic/enic_rxtx.c b/drivers/net/enic/enic_rxtx.c -index c68bbfb..60f5062 100644 ---- a/drivers/net/enic/enic_rxtx.c -+++ b/drivers/net/enic/enic_rxtx.c -@@ -317,7 +317,7 @@ enic_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts, - ciflags = enic_cq_rx_desc_ciflags((struct cq_enet_rq_desc *) &cqd); - - /* Push descriptor for newly allocated mbuf */ -- -+ nmb->data_off = RTE_PKTMBUF_HEADROOM; - dma_addr = (dma_addr_t)(nmb->buf_physaddr + RTE_PKTMBUF_HEADROOM); - rq_enet_desc_enc(rqd_ptr, dma_addr, - (rq->is_sop ? RQ_ENET_TYPE_ONLY_SOP --- -2.7.0 - |