From patchwork Tue Jan 2 17:54:22 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Srinivas Kandagatla X-Patchwork-Id: 10141165 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 511D66020A for ; Tue, 2 Jan 2018 17:57:53 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 3F40128C9D for ; Tue, 2 Jan 2018 17:57:53 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 342B528D23; Tue, 2 Jan 2018 17:57:53 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.8 required=2.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_NONE,T_DKIM_INVALID autolearn=no version=3.3.1 Received: from alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 80C3628C9D for ; Tue, 2 Jan 2018 17:57:52 +0000 (UTC) Received: from alsa0.perex.cz (localhost [127.0.0.1]) by alsa0.perex.cz (Postfix) with ESMTP id 6E5142674D6; Tue, 2 Jan 2018 18:56:45 +0100 (CET) X-Original-To: alsa-devel@alsa-project.org Delivered-To: alsa-devel@alsa-project.org Received: by alsa0.perex.cz (Postfix, from userid 1000) id 9029526748B; Tue, 2 Jan 2018 18:56:42 +0100 (CET) Received: from mail-wr0-f195.google.com (mail-wr0-f195.google.com [209.85.128.195]) by alsa0.perex.cz (Postfix) with ESMTP id 450DF267429 for ; Tue, 2 Jan 2018 18:56:37 +0100 (CET) Received: by mail-wr0-f195.google.com with SMTP id f8so38472583wre.4 for ; Tue, 02 Jan 2018 09:56:37 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=c9jAmUnS2LiDwzPdy/5weNVvj+mk+ERw+kDJcWKrajs=; b=NOHcGe5fgu+PEDQd9fYH8G5sn9v7Ba+UHfu5LdVUf8mwKXLnmeb+52Tkim4W92p/9B 0NKjjr13ckjFZ1O6OGe5+V3D3zY8QzSX1Fg9qMz/fk2dNLcCYjVY27iv0LObM9a3UDAW WVrMZXmGpbj41wQSdtypLSEiO5qusXX05CILc= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=c9jAmUnS2LiDwzPdy/5weNVvj+mk+ERw+kDJcWKrajs=; b=dcYEPewIPWD1XOJMtM08RiSyE3f/hfwko1oy8WwnzClT++gUM+vm0F5CNRBwxyvXBl eVkczj9OG3NujcnexlrS7+B6mcv67q7baDXKk52SBEtx1CebEqWgqgsBMuVK5b2myYlq 8q7gUHU508k5d3H15mQXTsjs0/sgG3Lsm1/EkLCNoKLIm4th6Z70kpbDOGkoOHkWfNIv AD3ihP7Tiv3AFo+saGCce884Tk7UjPpCvJjOUNyguz1QMCoSZ3JOnHnKUAullRV0poyG aiRtHTRsTI3KurL6Huq9VYUmqgC7gM8hyvC4Cf/g/E47pN9RL7GVcvq1QQEj+ANUDjwW l6jw== X-Gm-Message-State: AKGB3mJn+4UAXtXvCydQeOa42E32x9Ww7DGon8GDAnIaIwse8S7mlsTm uovKiK3BKvMiK2WAkPcslum7Uw== X-Google-Smtp-Source: ACJfBoswqPjOFrrYt/fAxD80vYiovsXIbw2dRrFn0JOJOJ/hPrdOpV7kfrKYskFwLJtm6EGS9fDkTA== X-Received: by 10.223.139.152 with SMTP id o24mr48623664wra.243.1514915797477; Tue, 02 Jan 2018 09:56:37 -0800 (PST) Received: from localhost.localdomain (cpc90716-aztw32-2-0-cust92.18-1.cable.virginm.net. [86.26.100.93]) by smtp.gmail.com with ESMTPSA id u54sm21895240wrf.77.2018.01.02.09.56.36 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Tue, 02 Jan 2018 09:56:37 -0800 (PST) From: srinivas.kandagatla@linaro.org To: Greg Kroah-Hartman Date: Tue, 2 Jan 2018 17:54:22 +0000 Message-Id: <20180102175424.14391-5-srinivas.kandagatla@linaro.org> X-Mailer: git-send-email 2.15.0 In-Reply-To: <20180102175424.14391-1-srinivas.kandagatla@linaro.org> References: <20180102175424.14391-1-srinivas.kandagatla@linaro.org> Cc: alsa-devel@alsa-project.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, Srinivas Kandagatla , Wei Yongjun , sdharia@codeaurora.org Subject: [alsa-devel] [PATCH 4/6] slimbus: Use GFP_ATOMIC under spin lock X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: alsa-devel-bounces@alsa-project.org Sender: alsa-devel-bounces@alsa-project.org X-Virus-Scanned: ClamAV using ClamSMTP From: Wei Yongjun A spin lock is taken here so we should use GFP_ATOMIC. Signed-off-by: Wei Yongjun Signed-off-by: Srinivas Kandagatla --- drivers/slimbus/messaging.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/slimbus/messaging.c b/drivers/slimbus/messaging.c index 8b2c77f516b9..a9a6dc4af0da 100644 --- a/drivers/slimbus/messaging.c +++ b/drivers/slimbus/messaging.c @@ -98,7 +98,7 @@ int slim_do_transfer(struct slim_controller *ctrl, struct slim_msg_txn *txn) if (need_tid) { spin_lock_irqsave(&ctrl->txn_lock, flags); tid = idr_alloc(&ctrl->tid_idr, txn, 0, - SLIM_MAX_TIDS, GFP_KERNEL); + SLIM_MAX_TIDS, GFP_ATOMIC); txn->tid = tid; if (!txn->msg->comp)