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 C105EC433F5 for ; Tue, 31 May 2022 19:35:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230232AbiEaTfG (ORCPT ); Tue, 31 May 2022 15:35:06 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57202 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1346254AbiEaTe7 (ORCPT ); Tue, 31 May 2022 15:34:59 -0400 Received: from mx0a-00082601.pphosted.com (mx0a-00082601.pphosted.com [67.231.145.42]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4E4489BAC0 for ; Tue, 31 May 2022 12:34:58 -0700 (PDT) Received: from pps.filterd (m0109334.ppops.net [127.0.0.1]) by mx0a-00082601.pphosted.com (8.17.1.5/8.17.1.5) with ESMTP id 24VFiDiA027313 for ; Tue, 31 May 2022 12:34:58 -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=faOcvTN3625CjqrjeCHz0BkjmPq+BgAMSxF65DUtUoM=; b=o+Yz1J/lJmFWJxCQC08urvZ/4CXyrNLPg4C8MzGWsS4hd+uDw+QeKJMGdf1dOfzgGppI xScI39G1CWTtqDUOHCM4S/VdGvaHVzHFlrjhKjWUCMPBuZUTq28+NxbrkGn5N64Zcm1e XoEn/bn/CHj2IW6ZUN7dwH+rxrLj+ZN0Fnc= Received: from mail.thefacebook.com ([163.114.132.120]) by mx0a-00082601.pphosted.com (PPS) with ESMTPS id 3gdj4su7f1-3 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT) for ; Tue, 31 May 2022 12:34:58 -0700 Received: from snc-exhub201.TheFacebook.com (2620:10d:c085:21d::7) by snc-exhub102.TheFacebook.com (2620:10d:c085:11d::6) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.28; Tue, 31 May 2022 12:34:57 -0700 Received: from twshared3353.07.ash9.facebook.com (2620:10d:c085:108::4) by mail.thefacebook.com (2620:10d:c085:21d::7) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.28; Tue, 31 May 2022 12:34:56 -0700 Received: by devbig007.nao1.facebook.com (Postfix, from userid 544533) id 8D0D34924B0E; Tue, 31 May 2022 12:11:38 -0700 (PDT) From: Keith Busch To: , , CC: , Kernel Team , , , , , , Keith Busch , Johannes Thumshirn Subject: [PATCHv5 04/11] block: introduce bdev_dma_alignment helper Date: Tue, 31 May 2022 12:11:30 -0700 Message-ID: <20220531191137.2291467-5-kbusch@fb.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220531191137.2291467-1-kbusch@fb.com> References: <20220531191137.2291467-1-kbusch@fb.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-FB-Internal: Safe Content-Type: text/plain X-Proofpoint-GUID: B26JT7aUzUZYQXsIhQmzJoyoXk_4VS-- X-Proofpoint-ORIG-GUID: B26JT7aUzUZYQXsIhQmzJoyoXk_4VS-- 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=2022-05-31_07,2022-05-30_03,2022-02-23_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 5bdf2ac9142c..834b981ef01b 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -1365,6 +1365,11 @@ 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