From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C9EC1C33CB3 for ; Thu, 16 Jan 2020 19:16:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A49692075B for ; Thu, 16 Jan 2020 19:16:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1579202170; bh=z+L7J1b81PD8q0LsBdYiD30Fdaao3OMlu+10Bo8WG2o=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=wXTMp2U0wm8lF2DwJ/jYzr1U/ulvDhNBrUOFDIUQRxgl+rpwW0u31b21PDohGivRo VFR7RObE6Auk821Ek200ZiC8WM4YmqUYGnBr+7NspSQmxe8ApBIB7c2elFURXgRUY5 4sCXBnjyNiRJj/d5tpaREmkzaZGWZoKN97QzJTpE= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2437524AbgAPTQI (ORCPT ); Thu, 16 Jan 2020 14:16:08 -0500 Received: from mail.kernel.org ([198.145.29.99]:41392 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730960AbgAPQzq (ORCPT ); Thu, 16 Jan 2020 11:55:46 -0500 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 44E542051A; Thu, 16 Jan 2020 16:55:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1579193745; bh=z+L7J1b81PD8q0LsBdYiD30Fdaao3OMlu+10Bo8WG2o=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=MbVTYfmDPJJsjVOtBBzx1kxk+onkx9NwLNthObnGxtvdlhMwuNKaIY10H4mpVJQDk +iSD0sbdviXIlAADli26QxAGf+LXw9IXwZTsl7TZPR2zNuW3dlijjTZnIrZr/SEUn7 mfONFuVBL4vcCwb/LWALVoizX1rWNxdQI5WbejXg= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Selvin Xavier , Jason Gunthorpe , Sasha Levin , linux-rdma@vger.kernel.org Subject: [PATCH AUTOSEL 4.19 036/671] RDMA/bnxt_re: Add missing spin lock initialization Date: Thu, 16 Jan 2020 11:44:27 -0500 Message-Id: <20200116165502.8838-36-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200116165502.8838-1-sashal@kernel.org> References: <20200116165502.8838-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-rdma-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org From: Selvin Xavier [ Upstream commit 5a23e0b1dd51fe0efae666b03fdb15e1301f437a ] Add the missing initalization of the cq_lock and qplib.flush_lock. Fixes: 942c9b6ca8de ("RDMA/bnxt_re: Avoid Hard lockup during error CQE processing") Signed-off-by: Selvin Xavier Signed-off-by: Jason Gunthorpe Signed-off-by: Sasha Levin --- drivers/infiniband/hw/bnxt_re/ib_verbs.c | 1 + drivers/infiniband/hw/bnxt_re/qplib_fp.c | 1 + 2 files changed, 2 insertions(+) diff --git a/drivers/infiniband/hw/bnxt_re/ib_verbs.c b/drivers/infiniband/hw/bnxt_re/ib_verbs.c index bc2b9e038439..bea8318e7007 100644 --- a/drivers/infiniband/hw/bnxt_re/ib_verbs.c +++ b/drivers/infiniband/hw/bnxt_re/ib_verbs.c @@ -2664,6 +2664,7 @@ struct ib_cq *bnxt_re_create_cq(struct ib_device *ibdev, nq->budget++; atomic_inc(&rdev->cq_count); + spin_lock_init(&cq->cq_lock); if (context) { struct bnxt_re_cq_resp resp; diff --git a/drivers/infiniband/hw/bnxt_re/qplib_fp.c b/drivers/infiniband/hw/bnxt_re/qplib_fp.c index 249efa0a6aba..c828c715d3cf 100644 --- a/drivers/infiniband/hw/bnxt_re/qplib_fp.c +++ b/drivers/infiniband/hw/bnxt_re/qplib_fp.c @@ -1970,6 +1970,7 @@ int bnxt_qplib_create_cq(struct bnxt_qplib_res *res, struct bnxt_qplib_cq *cq) INIT_LIST_HEAD(&cq->sqf_head); INIT_LIST_HEAD(&cq->rqf_head); spin_lock_init(&cq->compl_lock); + spin_lock_init(&cq->flush_lock); bnxt_qplib_arm_cq_enable(cq); return 0; -- 2.20.1