patch 'net/hns3: fix descriptors check with SVE' has been queued to stable release 21.11.2

Kevin Traynor ktraynor at redhat.com
Tue Jun 28 17:19:29 CEST 2022


Hi,

FYI, your patch has been queued to stable release 21.11.2

Note it hasn't been pushed to http://dpdk.org/browse/dpdk-stable yet.
It will be pushed if I get no objections before 06/30/22. 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

This queued commit can be viewed at:
https://github.com/kevintraynor/dpdk-stable/commit/32535f69cdb74ccbca7bb03fddf7d908017cf08c

Thanks.

Kevin

---
>From 32535f69cdb74ccbca7bb03fddf7d908017cf08c Mon Sep 17 00:00:00 2001
From: Chengwen Feng <fengchengwen at huawei.com>
Date: Fri, 24 Jun 2022 16:59:49 +0800
Subject: [PATCH] net/hns3: fix descriptors check with SVE

[ upstream commit 5125731f562d6f457d63b803a921523d76ab482d ]

The SVE algorithm and NEON algorithm have the same requirements for
nb-desc, but the nb-desc is verified only when using NEON.

Fixes: fa29fe45a7b4 ("net/hns3: support queue start and stop")

Signed-off-by: Chengwen Feng <fengchengwen at huawei.com>
Signed-off-by: Dongdong Liu <liudongdong3 at huawei.com>
---
 drivers/net/hns3/hns3_rxtx.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/net/hns3/hns3_rxtx.c b/drivers/net/hns3/hns3_rxtx.c
index f259791f0c..403f811a51 100644
--- a/drivers/net/hns3/hns3_rxtx.c
+++ b/drivers/net/hns3/hns3_rxtx.c
@@ -1764,5 +1764,6 @@ hns3_rxq_conf_runtime_check(struct hns3_hw *hw, uint16_t buf_size,
 	}
 
-	if (pkt_burst == hns3_recv_pkts_vec) {
+	if (pkt_burst == hns3_recv_pkts_vec ||
+	    pkt_burst == hns3_recv_pkts_vec_sve) {
 		min_vec_bds = HNS3_DEFAULT_RXQ_REARM_THRESH +
 			      HNS3_DEFAULT_RX_BURST;
-- 
2.34.3

---
  Diff of the applied patch vs upstream commit (please double-check if non-empty:
---
--- -	2022-06-28 16:18:04.434759209 +0100
+++ 0017-net-hns3-fix-descriptors-check-with-SVE.patch	2022-06-28 16:18:04.039387175 +0100
@@ -1 +1 @@
-From 5125731f562d6f457d63b803a921523d76ab482d Mon Sep 17 00:00:00 2001
+From 32535f69cdb74ccbca7bb03fddf7d908017cf08c Mon Sep 17 00:00:00 2001
@@ -5,0 +6,2 @@
+[ upstream commit 5125731f562d6f457d63b803a921523d76ab482d ]
+
@@ -10 +11,0 @@
-Cc: stable at dpdk.org
@@ -19 +20 @@
-index e25a91becf..7b173f9f36 100644
+index f259791f0c..403f811a51 100644
@@ -22 +23 @@
-@@ -1757,5 +1757,6 @@ hns3_rxq_conf_runtime_check(struct hns3_hw *hw, uint16_t buf_size,
+@@ -1764,5 +1764,6 @@ hns3_rxq_conf_runtime_check(struct hns3_hw *hw, uint16_t buf_size,



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