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=-16.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,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 79C55C433E0 for ; Fri, 29 Jan 2021 17:09:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4BD1D64DE1 for ; Fri, 29 Jan 2021 17:09:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231694AbhA2RJW (ORCPT ); Fri, 29 Jan 2021 12:09:22 -0500 Received: from mx0b-001ae601.pphosted.com ([67.231.152.168]:65302 "EHLO mx0b-001ae601.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231871AbhA2RIz (ORCPT ); Fri, 29 Jan 2021 12:08:55 -0500 Received: from pps.filterd (m0077474.ppops.net [127.0.0.1]) by mx0b-001ae601.pphosted.com (8.16.0.43/8.16.0.43) with SMTP id 10TH6Vvd007638; Fri, 29 Jan 2021 11:08:04 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cirrus.com; h=from : to : cc : subject : date : message-id : mime-version : content-transfer-encoding : content-type; s=PODMain02222019; bh=InbfmcNQ3u+eutYnwP8FnOSnY1mQqECHGcLKmEZ24/s=; b=Owh4aZEcpAxX8wm82rBfYBZHF6g7aI8uUnO8ADYgIlcTIvTrKMkIJGfj1IgZSC95/tbA gZsqcYnKSpf7q1kyiHGLkVPB94vNru9NNwuat5oPhL9MxuvmCdYgOwYYSZUQJj3VTll7 KQTXdSeQII6Yu3u5zGktAHKakl6ymaUe2zzPn8ENZG/z1RCNicPN/GZNZn7JINySSpc/ qJkZUybb4Py/ZyRVRz3AzGNeklbSnCH+5ZOpEZukLkTgSRvSJMfNT/+u5++Ehd24EACY Tv4f1dCtFHwWwR3fQ+pfFICNeHXDImakoISiixyuysLad7/2hEhwKkDdRMFeJAAi6wgQ Kw== Received: from ediex01.ad.cirrus.com ([87.246.76.36]) by mx0b-001ae601.pphosted.com with ESMTP id 368h3u7nxh-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT); Fri, 29 Jan 2021 11:08:04 -0600 Received: from EDIEX01.ad.cirrus.com (198.61.84.80) by EDIEX01.ad.cirrus.com (198.61.84.80) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1913.5; Fri, 29 Jan 2021 17:08:02 +0000 Received: from ediswmail.ad.cirrus.com (198.61.86.93) by EDIEX01.ad.cirrus.com (198.61.84.80) with Microsoft SMTP Server id 15.1.1913.5 via Frontend Transport; Fri, 29 Jan 2021 17:08:02 +0000 Received: from AUSNPC0LSNW1-debian.cirrus.com (AUSNPC0LSNW1.ad.cirrus.com [198.61.64.253]) by ediswmail.ad.cirrus.com (Postfix) with ESMTP id 240B345; Fri, 29 Jan 2021 17:08:02 +0000 (UTC) From: Richard Fitzgerald To: , CC: , , , , Richard Fitzgerald Subject: [PATCH] dmaengine: xilinx_dma: Alloc tx descriptors GFP_NOWAIT Date: Fri, 29 Jan 2021 17:08:00 +0000 Message-ID: <20210129170800.31857-1-rf@opensource.cirrus.com> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 bulkscore=0 priorityscore=1501 adultscore=0 suspectscore=0 lowpriorityscore=0 spamscore=0 phishscore=0 clxscore=1011 mlxlogscore=725 mlxscore=0 malwarescore=0 impostorscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2101290084 Precedence: bulk List-ID: X-Mailing-List: dmaengine@vger.kernel.org Use GFP_NOWAIT allocation in xilinx_dma_alloc_tx_descriptor(). This is necessary for compatibility with ALSA, which calls dmaengine_prep_dma_cyclic() from an atomic context. Signed-off-by: Richard Fitzgerald --- drivers/dma/xilinx/xilinx_dma.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/dma/xilinx/xilinx_dma.c b/drivers/dma/xilinx/xilinx_dma.c index 22faea653ea8..fb046af9ac53 100644 --- a/drivers/dma/xilinx/xilinx_dma.c +++ b/drivers/dma/xilinx/xilinx_dma.c @@ -800,7 +800,7 @@ xilinx_dma_alloc_tx_descriptor(struct xilinx_dma_chan *chan) { struct xilinx_dma_tx_descriptor *desc; - desc = kzalloc(sizeof(*desc), GFP_KERNEL); + desc = kzalloc(sizeof(*desc), GFP_NOWAIT); if (!desc) return NULL; -- 2.20.1