From 8b4d82cd4fe0215d6c481829328b19f6d740dae4 Mon Sep 17 00:00:00 2001 From: John Lo Date: Fri, 26 Feb 2016 14:48:54 -0500 Subject: [PATCH] Fix ENIC PMD not sending the first packet on TX. Change-Id: I615e9ca6f445092baa211098eb64f9553dd4c407 Signed-off-by: John Lo --- ...D-problem-with-not-sending-the-first-pack.patch | 26 ++++++++++++++++++++++ 1 file changed, 26 insertions(+) create mode 100644 dpdk/dpdk-2.2.0_patches/0012-Fix-ENIC-PMD-problem-with-not-sending-the-first-pack.patch diff --git a/dpdk/dpdk-2.2.0_patches/0012-Fix-ENIC-PMD-problem-with-not-sending-the-first-pack.patch b/dpdk/dpdk-2.2.0_patches/0012-Fix-ENIC-PMD-problem-with-not-sending-the-first-pack.patch new file mode 100644 index 00000000000..d0f606806d1 --- /dev/null +++ b/dpdk/dpdk-2.2.0_patches/0012-Fix-ENIC-PMD-problem-with-not-sending-the-first-pack.patch @@ -0,0 +1,26 @@ +From cbd799612eb1da02cefc6d43fe304e4434cdf8e5 Mon Sep 17 00:00:00 2001 +From: John Lo +Date: Fri, 26 Feb 2016 12:54:27 -0500 +Subject: [PATCH 2/2] Fix ENIC PMD problem with not sending the first packet on + TX. + +--- + drivers/net/enic/base/enic_vnic_wq.h | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/drivers/net/enic/base/enic_vnic_wq.h b/drivers/net/enic/base/enic_vnic_wq.h +index e3ea574..75fad22 100644 +--- a/drivers/net/enic/base/enic_vnic_wq.h ++++ b/drivers/net/enic/base/enic_vnic_wq.h +@@ -48,7 +48,7 @@ static inline void enic_vnic_post_wq_index(struct vnic_wq *wq) + * stale descriptor fields. + */ + wmb(); +- iowrite32(buf->index, &wq->ctrl->posted_index); ++ iowrite32(buf->next->index, &wq->ctrl->posted_index); + } + + static inline void enic_vnic_post_wq(struct vnic_wq *wq, +-- +1.9.1 + -- 2.16.6