[dpdk-stable] patch 'net/bnxt: fix resetting mbuf data offset' has been queued to LTS release 18.11.11

Kevin Traynor ktraynor at redhat.com
Wed Nov 18 17:35:51 CET 2020


Hi,

FYI, your patch has been queued to LTS release 18.11.11

Note it hasn't been pushed to http://dpdk.org/browse/dpdk-stable yet.
It will be pushed if I get no objections before 11/24/20. So please
shout if anyone has objections.

Also note that after the patch there's a diff of the upstream commit vs the
patch applied to the branch. This will indicate if there was any rebasing
needed to apply to the stable branch. If there were code changes for rebasing
(ie: not only metadata diffs), please double check that the rebase was
correctly done.

Queued patches are on a temporary branch at:
https://github.com/kevintraynor/dpdk-stable-queue

This queued commit can be viewed at:
https://github.com/kevintraynor/dpdk-stable-queue/commit/ab206406dbfed2e9a1e8c4309cd32d9035cd416c

Thanks.

Kevin.

---
>From ab206406dbfed2e9a1e8c4309cd32d9035cd416c Mon Sep 17 00:00:00 2001
From: Ajit Khaparde <ajit.khaparde at broadcom.com>
Date: Sun, 25 Oct 2020 20:56:14 -0700
Subject: [PATCH] net/bnxt: fix resetting mbuf data offset

[ upstream commit 3cefa72935fde04824fdfbee9c435c08278ab3c2 ]

Reset mbuf->data_off before handing the Rx packet to the application.
We were not doing this in the TPA path. It can cause applications
using this field for post processing to work incorrectly.

Fixes: 0958d8b6435d ("net/bnxt: support LRO")

Signed-off-by: Ajit Khaparde <ajit.khaparde at broadcom.com>
Reviewed-by: Lance Richardson <lance.richardson at broadcom.com>
---
 drivers/net/bnxt/bnxt_rxr.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/bnxt/bnxt_rxr.c b/drivers/net/bnxt/bnxt_rxr.c
index 24c760ee25..a4234d1f05 100644
--- a/drivers/net/bnxt/bnxt_rxr.c
+++ b/drivers/net/bnxt/bnxt_rxr.c
@@ -142,4 +142,5 @@ static void bnxt_tpa_start(struct bnxt_rx_queue *rxq,
 	tpa_info->len = rte_le_to_cpu_32(tpa_start->len);
 
+	mbuf->data_off = RTE_PKTMBUF_HEADROOM;
 	mbuf->nb_segs = 1;
 	mbuf->next = NULL;
-- 
2.26.2

---
  Diff of the applied patch vs upstream commit (please double-check if non-empty:
---
--- -	2020-11-18 16:33:39.156446227 +0000
+++ 0065-net-bnxt-fix-resetting-mbuf-data-offset.patch	2020-11-18 16:33:37.992215102 +0000
@@ -1 +1 @@
-From 3cefa72935fde04824fdfbee9c435c08278ab3c2 Mon Sep 17 00:00:00 2001
+From ab206406dbfed2e9a1e8c4309cd32d9035cd416c Mon Sep 17 00:00:00 2001
@@ -5,0 +6,2 @@
+[ upstream commit 3cefa72935fde04824fdfbee9c435c08278ab3c2 ]
+
@@ -11 +12,0 @@
-Cc: stable at dpdk.org
@@ -20 +21 @@
-index 2645ed61f4..4d0ab604f3 100644
+index 24c760ee25..a4234d1f05 100644
@@ -23 +24 @@
-@@ -151,4 +151,5 @@ static void bnxt_tpa_start(struct bnxt_rx_queue *rxq,
+@@ -142,4 +142,5 @@ static void bnxt_tpa_start(struct bnxt_rx_queue *rxq,



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