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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7E95FC433EF for ; Fri, 10 Jun 2022 20:28:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1347665AbiFJU26 (ORCPT ); Fri, 10 Jun 2022 16:28:58 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44426 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1350972AbiFJU2j (ORCPT ); Fri, 10 Jun 2022 16:28:39 -0400 Received: from mx0b-00082601.pphosted.com (mx0b-00082601.pphosted.com [67.231.153.30]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 12E3B302887 for ; Fri, 10 Jun 2022 13:28:13 -0700 (PDT) Received: from pps.filterd (m0109332.ppops.net [127.0.0.1]) by mx0a-00082601.pphosted.com (8.17.1.5/8.17.1.5) with ESMTP id 25AIDr5e028807 for ; Fri, 10 Jun 2022 13:28:12 -0700 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=fb.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding : content-type; s=facebook; bh=Vn6X0NSrBCyy75YvHAJe+5TwuMczOHtCmNh2r6npjvQ=; b=gfl9ocP7iOrYLEoTx6jCtY6uLlCSynOE7FrOGM3DDr56hWN/DmmH3pRw8UOeb9ChewvV iXDA0J8osLKsjpn3n1PrDXwaQogujvDBR5IVyeEcM7Q40G59AaO2yu09hqM548BMj+gu 4VHX+SwkzQIzYgaVhYWwqxxVUkQjshn0DLc= Received: from mail.thefacebook.com ([163.114.132.120]) by mx0a-00082601.pphosted.com (PPS) with ESMTPS id 3gmb208rpu-9 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT) for ; Fri, 10 Jun 2022 13:28:12 -0700 Received: from twshared10560.18.frc3.facebook.com (2620:10d:c085:108::8) by mail.thefacebook.com (2620:10d:c085:21d::5) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.28; Fri, 10 Jun 2022 13:28:10 -0700 Received: by devbig007.nao1.facebook.com (Postfix, from userid 544533) id AA3AB4E9D69A; Fri, 10 Jun 2022 12:58:31 -0700 (PDT) From: Keith Busch To: , , CC: , Kernel Team , , , , , , Keith Busch , Johannes Thumshirn Subject: [PATCHv6 04/11] block: introduce bdev_dma_alignment helper Date: Fri, 10 Jun 2022 12:58:23 -0700 Message-ID: <20220610195830.3574005-5-kbusch@fb.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220610195830.3574005-1-kbusch@fb.com> References: <20220610195830.3574005-1-kbusch@fb.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-FB-Internal: Safe Content-Type: text/plain X-Proofpoint-GUID: cikizQl5o-RUgvaWPK3XsEdz49L4g4IX X-Proofpoint-ORIG-GUID: cikizQl5o-RUgvaWPK3XsEdz49L4g4IX X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.874,Hydra:6.0.517,FMLib:17.11.64.514 definitions=2022-06-10_08,2022-06-09_02,2022-02-23_01 Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org From: Keith Busch Preparing for upcoming dma_alignment users that have a block_device, but don't need the request_queue. Signed-off-by: Keith Busch Reviewed-by: Johannes Thumshirn Reviewed-by: Christoph Hellwig --- include/linux/blkdev.h | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 608d577734c2..ab7e6aa17954 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -1366,6 +1366,11 @@ static inline int queue_dma_alignment(const struct= request_queue *q) return q ? q->dma_alignment : 511; } =20 +static inline unsigned int bdev_dma_alignment(struct block_device *bdev) +{ + return queue_dma_alignment(bdev_get_queue(bdev)); +} + static inline int blk_rq_aligned(struct request_queue *q, unsigned long = addr, unsigned int len) { --=20 2.30.2