diff options
| author |   John Lo <loj@cisco.com> | 2016-07-04 23:23:32 -0400 |
|---|---|---|
| committer |   Damjan Marion <dmarion.lists@gmail.com> | 2016-07-05 16:21:35 +0000 |
| commit | 55bf5c938585f0cc91b848ec37a5abfaf01f9515 (patch) | |
| tree | db08c0efcf55a9d13905616af27a8f819c2dc1c2 /dpdk/dpdk-16.04_patches/0018-enic-fix-segfault-on-Tx-path-after-restarting-a-devi.patch | |
| parent | f727db9e6fb50b2930aedf18bcdda55fe0b96889 (diff) | |
ENIC driver patches to address various issues
Also clear x-bit for old patch files 0013-xxx and 0014-xxx.
Change-Id: I217fdbfb32cef1ae575c668270d3baf593e688c6
Signed-off-by: John Lo <loj@cisco.com>
Diffstat (limited to 'dpdk/dpdk-16.04_patches/0018-enic-fix-segfault-on-Tx-path-after-restarting-a-devi.patch')
| -rw-r--r-- | dpdk/dpdk-16.04_patches/0018-enic-fix-segfault-on-Tx-path-after-restarting-a-devi.patch | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/dpdk/dpdk-16.04_patches/0018-enic-fix-segfault-on-Tx-path-after-restarting-a-devi.patch b/dpdk/dpdk-16.04_patches/0018-enic-fix-segfault-on-Tx-path-after-restarting-a-devi.patch new file mode 100644 index 00000000000..10b66375b44 --- /dev/null +++ b/dpdk/dpdk-16.04_patches/0018-enic-fix-segfault-on-Tx-path-after-restarting-a-devi.patch @@ -0,0 +1,46 @@ +From 60971e62dcbb50a7ef1c3839e8b33b5aef6a48fe Mon Sep 17 00:00:00 2001 +From: John Daley <johndale@cisco.com> +Date: Fri, 1 Jul 2016 12:24:45 -0700 +Subject: [PATCH 18/25] enic: fix segfault on Tx path after restarting a device + +If you stop then start a port that had already sent some packets, +there was a segfault due to not resetting the number of completed +sends to zero. + +Fixes: d5d882fe1a11 ("Tx path rewrite to reduce Host CPU overhead") + +Signed-off-by: Nelson Escobar <neescoba@cisco.com> +Reviewed-by: John Daley <johndale@cisco.com> +--- + drivers/net/enic/base/vnic_wq.c | 2 ++ + drivers/net/enic/base/vnic_wq.h | 1 + + 2 files changed, 3 insertions(+) + +diff --git a/drivers/net/enic/base/vnic_wq.c b/drivers/net/enic/base/vnic_wq.c +index ccbbd61..7026bfe 100644 +--- a/drivers/net/enic/base/vnic_wq.c ++++ b/drivers/net/enic/base/vnic_wq.c +@@ -206,6 +206,8 @@ void vnic_wq_clean(struct vnic_wq *wq, + + wq->head_idx = 0; + wq->tail_idx = 0; ++ wq->last_completed_index = 0; ++ *((uint32_t *)wq->cqmsg_rz->addr) = 0; + + iowrite32(0, &wq->ctrl->fetch_index); + iowrite32(0, &wq->ctrl->posted_index); +diff --git a/drivers/net/enic/base/vnic_wq.h b/drivers/net/enic/base/vnic_wq.h +index 37c3ff9..faf3bfa 100644 +--- a/drivers/net/enic/base/vnic_wq.h ++++ b/drivers/net/enic/base/vnic_wq.h +@@ -38,6 +38,7 @@ + + #include "vnic_dev.h" + #include "vnic_cq.h" ++#include <rte_memzone.h> + + /* Work queue control */ + struct vnic_wq_ctrl { +-- +2.7.0 + |