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=-6.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, 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 BB7D9C07E85 for ; Tue, 11 Dec 2018 15:57:26 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 82AF120855 for ; Tue, 11 Dec 2018 15:57:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1544543846; bh=LzuLOL//eRySN5GTQahMf/2sUKHjGyp24eX8rsQsZzU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=eNpWsPfAOUqyzMUApuPhu95iniE/vQfOiYi4J3b7kZdPJc3s0cAdheVL2pEkHOYCo BcBWKB/w8IpNngR6VhH+MWeJ6sqUok70cb4MlO7bDMuH2KBHoTkUcMqoRBN7/AXOIv I5D03BXlf9yWyToS4eROP/xSXIkIaJ0PbKj+r8m0= DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 82AF120855 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=linuxfoundation.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730087AbeLKP5Z (ORCPT ); Tue, 11 Dec 2018 10:57:25 -0500 Received: from mail.kernel.org ([198.145.29.99]:46372 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730370AbeLKP5W (ORCPT ); Tue, 11 Dec 2018 10:57:22 -0500 Received: from localhost (5356596B.cm-6-7b.dynamic.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 DEBFF20855; Tue, 11 Dec 2018 15:57:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1544543842; bh=LzuLOL//eRySN5GTQahMf/2sUKHjGyp24eX8rsQsZzU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ZIK+kWVWTPtd6H/oC7jg5Kn2oCY7TshjTpKuxBQIgcq5tOAL/iWYoxJqcq+kD+6lW HrzvK5bg1HFSDhNstv61akvt29MrTmsmdqUcjBq+VOgbcwO9AIaaYE7WkSkghP8vUZ oIxDdekzoK01+lUQJ66l6ny4gNNWx9vTmotls7vk= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Lucas Stach , Robin Gong , Vinod Koul Subject: [PATCH 4.19 086/118] dmaengine: imx-sdma: use GFP_NOWAIT for dma descriptor allocations Date: Tue, 11 Dec 2018 16:41:45 +0100 Message-Id: <20181211151647.742040024@linuxfoundation.org> X-Mailer: git-send-email 2.20.0 In-Reply-To: <20181211151644.216668863@linuxfoundation.org> References: <20181211151644.216668863@linuxfoundation.org> User-Agent: quilt/0.65 X-stable: review X-Patchwork-Hint: ignore 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 4.19-stable review patch. If anyone has any objections, please let me know. ------------------ From: Lucas Stach commit 64068853bc77786d1a28abb4087d6a3e93aedbe2 upstream. DMA buffer descriptors aren't allocated from atomic context, so they can use the less heavyweigth GFP_NOWAIT. Signed-off-by: Lucas Stach Signed-off-by: Robin Gong Cc: stable Signed-off-by: Vinod Koul Signed-off-by: Greg Kroah-Hartman --- drivers/dma/imx-sdma.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/dma/imx-sdma.c +++ b/drivers/dma/imx-sdma.c @@ -1214,7 +1214,7 @@ static int sdma_alloc_bd(struct sdma_des int ret = 0; desc->bd = dma_zalloc_coherent(NULL, bd_size, &desc->bd_phys, - GFP_ATOMIC); + GFP_NOWAIT); if (!desc->bd) { ret = -ENOMEM; goto out;