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=-9.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 A8DF3C432C0 for ; Tue, 3 Dec 2019 22:58:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 70F5420656 for ; Tue, 3 Dec 2019 22:58:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1575413888; bh=BBuT6WcOlJ5I5KToApIymCv4XRE2claoTNM1LLNUSx8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=G84ssGqnstIs7JldHLNs2CRqugi9g0rYNAmz3hvFKnGeLSGhvYBiLaj+DEXlbcA3R KUG+aO/FJ5xva4tU7BbK1bzrVPXgrulq30pjXlgN/AAlI/rpkIQp645EM2oqsy2z6y TbYI13dDV4W/E4YYRj9gzCM+QiDA5kpo02MvxZXc= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730317AbfLCW6H (ORCPT ); Tue, 3 Dec 2019 17:58:07 -0500 Received: from mail.kernel.org ([198.145.29.99]:54138 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729656AbfLCW6B (ORCPT ); Tue, 3 Dec 2019 17:58:01 -0500 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id CCC3420656; Tue, 3 Dec 2019 22:58:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1575413881; bh=BBuT6WcOlJ5I5KToApIymCv4XRE2claoTNM1LLNUSx8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=HbeDX6tGz1Gz50j9NWG97zSkySFeW/x9fUbrFB8sk4+nFYTLijpqLLXNYcFvFIRy6 shE/38o0xS3OpPBxrxerJMntaGLbGI0HIlwwXz4RK2rBkajQAMW5DtPApi84fCG7Bs MPVeYXmHVwVQpUQFWe+oOc9tpnqsVb2pGRjgbuTc= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, YueHaibing , Jason Gunthorpe , Sasha Levin Subject: [PATCH 4.19 258/321] RDMA/hns: Use GFP_ATOMIC in hns_roce_v2_modify_qp Date: Tue, 3 Dec 2019 23:35:24 +0100 Message-Id: <20191203223440.555593418@linuxfoundation.org> X-Mailer: git-send-email 2.24.0 In-Reply-To: <20191203223427.103571230@linuxfoundation.org> References: <20191203223427.103571230@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: YueHaibing [ Upstream commit 4e69cf1fe2c52d189acdd06c1fd99cc258aba61f ] The the below commit, hns_roce_v2_modify_qp is called inside spinlock while using GFP_KERNEL. Change it to GFP_ATOMIC. Fixes: 0425e3e6e0c7 ("RDMA/hns: Support flush cqe for hip08 in kernel space") Signed-off-by: YueHaibing Signed-off-by: Jason Gunthorpe Signed-off-by: Sasha Levin --- drivers/infiniband/hw/hns/hns_roce_hw_v2.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c index a5ec900a14ae9..7021444f18b46 100644 --- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c +++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c @@ -3446,7 +3446,7 @@ static int hns_roce_v2_modify_qp(struct ib_qp *ibqp, struct device *dev = hr_dev->dev; int ret = -EINVAL; - context = kcalloc(2, sizeof(*context), GFP_KERNEL); + context = kcalloc(2, sizeof(*context), GFP_ATOMIC); if (!context) return -ENOMEM; -- 2.20.1