From patchwork Tue Aug 10 06:07:31 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Somnath Kotur X-Patchwork-Id: 96772 X-Patchwork-Delegate: ajit.khaparde@broadcom.com Return-Path: X-Original-To: patchwork@inbox.dpdk.org Delivered-To: patchwork@inbox.dpdk.org Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 0EE15A0C53; Tue, 10 Aug 2021 08:11:43 +0200 (CEST) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 8A3DD4117E; Tue, 10 Aug 2021 08:11:42 +0200 (CEST) Received: from relay.smtp-ext.broadcom.com (lpdvsmtp11.broadcom.com [192.19.166.231]) by mails.dpdk.org (Postfix) with ESMTP id 86C8E4068E; Tue, 10 Aug 2021 08:11:40 +0200 (CEST) Received: from dhcp-10-123-153-55.dhcp.broadcom.net (bgccx-dev-host-lnx35.bec.broadcom.net [10.123.153.55]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by relay.smtp-ext.broadcom.com (Postfix) with ESMTPS id AC21924ACF; Mon, 9 Aug 2021 23:11:37 -0700 (PDT) DKIM-Filter: OpenDKIM Filter v2.11.0 relay.smtp-ext.broadcom.com AC21924ACF DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=broadcom.com; s=dkimrelay; t=1628575899; bh=NoJPZJKt6OPipri3SG3glHSPXTy4diyuuhJcHmHJwNQ=; h=From:To:Cc:Subject:Date:From; b=tdWs88bz7jrArypIwdTzcLl9Wi0dAKMZTJSoOJ6dEUZ8F4k6VdDbbu0lK2p1Aw6M/ SXh3f2iG78l9GeFlaZOYfo7lViFCyjOydP7ti41qK4YYUuKzlp0D/RLpEHQaTclDsk 7SexADMsaAlhh+g3xHEZ+ApxlVdB7K2swtmzxAyU= From: Somnath Kotur To: dev@dpdk.org Cc: ferruh.yigit@intel.com, Somnath Kotur , stable@dpdk.org, Kalesh AP , Ajit Khaparde Date: Tue, 10 Aug 2021 11:37:31 +0530 Message-Id: <20210810060731.30127-1-somnath.kotur@broadcom.com> X-Mailer: git-send-email 2.28.0.450.g3a238e5 MIME-Version: 1.0 Subject: [dpdk-dev] [PATCH] net/bnxt: fix to reset Rx next consumer index X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" In bnxt_init_one_rx_ring(), reset this variable internal to the driver ring to 0, so that there is no mismatch with actual value in HW on traffic resumption. Fixes: 03c8f2fe111c ("net/bnxt: detect bad opaque in Rx completion") Cc: stable@dpdk.org Signed-off-by: Somnath Kotur Reviewed-by: Kalesh AP Reviewed-by: Ajit Khaparde --- drivers/net/bnxt/bnxt_rxr.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/net/bnxt/bnxt_rxr.c b/drivers/net/bnxt/bnxt_rxr.c index aea71703d1..73fbdd17d1 100644 --- a/drivers/net/bnxt/bnxt_rxr.c +++ b/drivers/net/bnxt/bnxt_rxr.c @@ -1379,6 +1379,9 @@ int bnxt_init_one_rx_ring(struct bnxt_rx_queue *rxq) } PMD_DRV_LOG(DEBUG, "TPA alloc Done!\n"); + /* Explicitly reset this driver internal tracker on a ring init */ + rxr->rx_next_cons = 0; + return 0; }