From patchwork Fri Feb 3 15:06:12 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 650878 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 031C0C6FD1E for ; Fri, 3 Feb 2023 15:07:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233878AbjBCPHo (ORCPT ); Fri, 3 Feb 2023 10:07:44 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47900 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233776AbjBCPHc (ORCPT ); Fri, 3 Feb 2023 10:07:32 -0500 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2BF36A2A51; Fri, 3 Feb 2023 07:07:31 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=0dnvJ4/YC2qBSRJoUXjkVbZEbeJtTI76nFk14xqdiQw=; b=jThz1+8n2gvxR38Zi9f42VmE45 A0CQMmeY4zEOFyZVpnGrj7P3ElL65WJv08LoA8qb4oLRV9x/A+fETre1KW3oI0WTHrjKsgFn+udP9 s8a7hrQusDgbFYCjIl78yvwptpj2jEEGnKDDzqCGq/bYeCWCTdbYIGBEdQ6rFkqzFD5JMgegY/DME 2+tmqE2azh6NMd1kOiaut0xU3w249YI9lKsJhI7VvYjZLGRpGu26md2fN2faz+WSsNcmtIb3zqiwu pTf6YtHpE9SOvDbM4uz3U03Q9zSNtoPuZYSLX0u2MBqlOX+a5b/Mm5OP0GBEkpqNc/X1qmsSVgNln AYxdeXlw==; Received: from [2001:4bb8:19a:272a:910:bb67:7287:f956] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1pNxeB-002ac4-UN; Fri, 03 Feb 2023 15:06:40 +0000 From: Christoph Hellwig To: Jens Axboe Cc: Ilya Dryomov , "Michael S. Tsirkin" , Jason Wang , Minchan Kim , Sergey Senozhatsky , Keith Busch , Sagi Grimberg , Chaitanya Kulkarni , "Martin K. Petersen" , David Howells , Marc Dionne , Xiubo Li , Steve French , Trond Myklebust , Anna Schumaker , Mike Marshall , Andrew Morton , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Chuck Lever , linux-block@vger.kernel.org, ceph-devel@vger.kernel.org, virtualization@lists.linux-foundation.org, linux-nvme@lists.infradead.org, linux-scsi@vger.kernel.org, target-devel@vger.kernel.org, kvm@vger.kernel.org, netdev@vger.kernel.org, linux-afs@lists.infradead.org, linux-cifs@vger.kernel.org, samba-technical@lists.samba.org, linux-fsdevel@vger.kernel.org, linux-nfs@vger.kernel.org, devel@lists.orangefs.org, io-uring@vger.kernel.org, linux-mm@kvack.org, Johannes Thumshirn Subject: [PATCH 01/23] block: factor out a bvec_set_page helper Date: Fri, 3 Feb 2023 16:06:12 +0100 Message-Id: <20230203150634.3199647-2-hch@lst.de> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230203150634.3199647-1-hch@lst.de> References: <20230203150634.3199647-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org Add a helper to initialize a bvec based of a page pointer. This will help removing various open code bvec initializations. Signed-off-by: Christoph Hellwig Reviewed-by: Chaitanya Kulkarni Reviewed-by: Johannes Thumshirn --- block/bio-integrity.c | 7 +------ block/bio.c | 12 ++---------- include/linux/bvec.h | 15 +++++++++++++++ 3 files changed, 18 insertions(+), 16 deletions(-) diff --git a/block/bio-integrity.c b/block/bio-integrity.c index 3f5685c00e360b..a3776064c52a16 100644 --- a/block/bio-integrity.c +++ b/block/bio-integrity.c @@ -124,23 +124,18 @@ int bio_integrity_add_page(struct bio *bio, struct page *page, unsigned int len, unsigned int offset) { struct bio_integrity_payload *bip = bio_integrity(bio); - struct bio_vec *iv; if (bip->bip_vcnt >= bip->bip_max_vcnt) { printk(KERN_ERR "%s: bip_vec full\n", __func__); return 0; } - iv = bip->bip_vec + bip->bip_vcnt; - if (bip->bip_vcnt && bvec_gap_to_prev(&bdev_get_queue(bio->bi_bdev)->limits, &bip->bip_vec[bip->bip_vcnt - 1], offset)) return 0; - iv->bv_page = page; - iv->bv_len = len; - iv->bv_offset = offset; + bvec_set_page(&bip->bip_vec[bip->bip_vcnt], page, len, offset); bip->bip_vcnt++; return len; diff --git a/block/bio.c b/block/bio.c index d7fbc7adfc50aa..71e411a0c12950 100644 --- a/block/bio.c +++ b/block/bio.c @@ -1029,10 +1029,7 @@ int bio_add_hw_page(struct request_queue *q, struct bio *bio, if (bio->bi_vcnt >= queue_max_segments(q)) return 0; - bvec = &bio->bi_io_vec[bio->bi_vcnt]; - bvec->bv_page = page; - bvec->bv_len = len; - bvec->bv_offset = offset; + bvec_set_page(&bio->bi_io_vec[bio->bi_vcnt], page, len, offset); bio->bi_vcnt++; bio->bi_iter.bi_size += len; return len; @@ -1108,15 +1105,10 @@ EXPORT_SYMBOL_GPL(bio_add_zone_append_page); void __bio_add_page(struct bio *bio, struct page *page, unsigned int len, unsigned int off) { - struct bio_vec *bv = &bio->bi_io_vec[bio->bi_vcnt]; - WARN_ON_ONCE(bio_flagged(bio, BIO_CLONED)); WARN_ON_ONCE(bio_full(bio, len)); - bv->bv_page = page; - bv->bv_offset = off; - bv->bv_len = len; - + bvec_set_page(&bio->bi_io_vec[bio->bi_vcnt], page, len, off); bio->bi_iter.bi_size += len; bio->bi_vcnt++; } diff --git a/include/linux/bvec.h b/include/linux/bvec.h index 35c25dff651a5e..9e3dac51eb26b6 100644 --- a/include/linux/bvec.h +++ b/include/linux/bvec.h @@ -35,6 +35,21 @@ struct bio_vec { unsigned int bv_offset; }; +/** + * bvec_set_page - initialize a bvec based off a struct page + * @bv: bvec to initialize + * @page: page the bvec should point to + * @len: length of the bvec + * @offset: offset into the page + */ +static inline void bvec_set_page(struct bio_vec *bv, struct page *page, + unsigned int len, unsigned int offset) +{ + bv->bv_page = page; + bv->bv_len = len; + bv->bv_offset = offset; +} + struct bvec_iter { sector_t bi_sector; /* device address in 512 byte sectors */ From patchwork Fri Feb 3 15:06:13 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 650880 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 CBDFAC636D7 for ; Fri, 3 Feb 2023 15:07:34 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233780AbjBCPHc (ORCPT ); Fri, 3 Feb 2023 10:07:32 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47868 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232498AbjBCPHa (ORCPT ); Fri, 3 Feb 2023 10:07:30 -0500 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AF714A2A5E; Fri, 3 Feb 2023 07:07:28 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=CiyB48vb6mrmTaEOVbqLR4u5Ie+kSkIibxGdt/yEGrQ=; b=D+S3e79rKed63zGKQODZ2ajajk tY9PTZKFAa2fY7TmJOLLnb65WB73dEl4Jgj/gOugeSqMbkmLbXohy1C6IwWfuiZo77jdisGjM3yt4 9xvdaWC7YH4+evg/huO/wnallnWJ+vAfbAy+KZ1lxMwOxypC9YvrMMgminhOcGcxNYLxnvCObX1OD yOODt3y4LRWDt6sPzQe9gbo91x07bQX4zJYyv+FuFp5RkEeW42m5CZNG2NJ+PmXd8QRNdkVwaLx8u Ed4Ftp13pBU7ExNTD2TCUOM24LHzJnSBzaVBjKWd5mYX39pRy/ZbN9BsCfck6fVftE+tsT0WOITG1 xZXpO+3Q==; Received: from [2001:4bb8:19a:272a:910:bb67:7287:f956] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1pNxeE-002adJ-Pc; Fri, 03 Feb 2023 15:06:43 +0000 From: Christoph Hellwig To: Jens Axboe Cc: Ilya Dryomov , "Michael S. Tsirkin" , Jason Wang , Minchan Kim , Sergey Senozhatsky , Keith Busch , Sagi Grimberg , Chaitanya Kulkarni , "Martin K. Petersen" , David Howells , Marc Dionne , Xiubo Li , Steve French , Trond Myklebust , Anna Schumaker , Mike Marshall , Andrew Morton , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Chuck Lever , linux-block@vger.kernel.org, ceph-devel@vger.kernel.org, virtualization@lists.linux-foundation.org, linux-nvme@lists.infradead.org, linux-scsi@vger.kernel.org, target-devel@vger.kernel.org, kvm@vger.kernel.org, netdev@vger.kernel.org, linux-afs@lists.infradead.org, linux-cifs@vger.kernel.org, samba-technical@lists.samba.org, linux-fsdevel@vger.kernel.org, linux-nfs@vger.kernel.org, devel@lists.orangefs.org, io-uring@vger.kernel.org, linux-mm@kvack.org, Johannes Thumshirn Subject: [PATCH 02/23] block: add a bvec_set_folio helper Date: Fri, 3 Feb 2023 16:06:13 +0100 Message-Id: <20230203150634.3199647-3-hch@lst.de> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230203150634.3199647-1-hch@lst.de> References: <20230203150634.3199647-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org A smaller wrapper around bvec_set_page that takes a folio instead. There are only two potential users for this in the tree, but the number will grow in the future. Signed-off-by: Christoph Hellwig Reviewed-by: Chaitanya Kulkarni Reviewed-by: Johannes Thumshirn --- include/linux/bvec.h | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/include/linux/bvec.h b/include/linux/bvec.h index 9e3dac51eb26b6..2bae1134499e7f 100644 --- a/include/linux/bvec.h +++ b/include/linux/bvec.h @@ -50,6 +50,19 @@ static inline void bvec_set_page(struct bio_vec *bv, struct page *page, bv->bv_offset = offset; } +/** + * bvec_set_folio - initialize a bvec based off a struct folio + * @bv: bvec to initialize + * @folio: folio the bvec should point to + * @len: length of the bvec + * @offset: offset into the folio + */ +static inline void bvec_set_folio(struct bio_vec *bv, struct folio *folio, + unsigned int len, unsigned int offset) +{ + bvec_set_page(bv, &folio->page, len, offset); +} + struct bvec_iter { sector_t bi_sector; /* device address in 512 byte sectors */ From patchwork Fri Feb 3 15:06:14 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 650879 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 25562C6FD1D for ; Fri, 3 Feb 2023 15:07:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233885AbjBCPHp (ORCPT ); Fri, 3 Feb 2023 10:07:45 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47896 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233749AbjBCPHc (ORCPT ); Fri, 3 Feb 2023 10:07:32 -0500 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 27E3BA2A4B; Fri, 3 Feb 2023 07:07:31 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=i8uz5/Cr3yI4AKad2Qe+HNOvXzb51PMMHxDJaU9rAgw=; b=s4yrPDzVMBpi6l0+EETwcbHIFv 2xwcbaenQAG3iI5OovZK8STydd1dXIrGWK8akwiQeQc2RIPwmHAQ3tB2YwFvPQAvHmMaIfIucx7Zp ajCj3SDxghdOlCv370eNnsuOoiH8YZgL2rB/Cifv8UVmXFYQH6UlD0uleebs0+/Lp4g3yoat0NQTP 3i4Ky2rvVCEbWtE/DFAD0kzDmDDcPhmnQe69wiJFwjPi1Kk71QZJfJKGcGt7gJuRlLjYYYrRMvnfN FFYd2dyKm+M7lYhIqCJrAgzbIeZRKknEymVkn8XFqgs4xeMmPgxEo3i4PzL6eEbspvJoriHHKn7qw v2H1dBXw==; Received: from [2001:4bb8:19a:272a:910:bb67:7287:f956] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1pNxeH-002aen-LR; Fri, 03 Feb 2023 15:06:46 +0000 From: Christoph Hellwig To: Jens Axboe Cc: Ilya Dryomov , "Michael S. Tsirkin" , Jason Wang , Minchan Kim , Sergey Senozhatsky , Keith Busch , Sagi Grimberg , Chaitanya Kulkarni , "Martin K. Petersen" , David Howells , Marc Dionne , Xiubo Li , Steve French , Trond Myklebust , Anna Schumaker , Mike Marshall , Andrew Morton , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Chuck Lever , linux-block@vger.kernel.org, ceph-devel@vger.kernel.org, virtualization@lists.linux-foundation.org, linux-nvme@lists.infradead.org, linux-scsi@vger.kernel.org, target-devel@vger.kernel.org, kvm@vger.kernel.org, netdev@vger.kernel.org, linux-afs@lists.infradead.org, linux-cifs@vger.kernel.org, samba-technical@lists.samba.org, linux-fsdevel@vger.kernel.org, linux-nfs@vger.kernel.org, devel@lists.orangefs.org, io-uring@vger.kernel.org, linux-mm@kvack.org, Johannes Thumshirn Subject: [PATCH 03/23] block: add a bvec_set_virt helper Date: Fri, 3 Feb 2023 16:06:14 +0100 Message-Id: <20230203150634.3199647-4-hch@lst.de> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230203150634.3199647-1-hch@lst.de> References: <20230203150634.3199647-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org A small wrapper around bvec_set_page for callers that have a virtual address. Signed-off-by: Christoph Hellwig Reviewed-by: Chaitanya Kulkarni Reviewed-by: Johannes Thumshirn --- include/linux/bvec.h | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/include/linux/bvec.h b/include/linux/bvec.h index 2bae1134499e7f..f2d22931f3030a 100644 --- a/include/linux/bvec.h +++ b/include/linux/bvec.h @@ -63,6 +63,18 @@ static inline void bvec_set_folio(struct bio_vec *bv, struct folio *folio, bvec_set_page(bv, &folio->page, len, offset); } +/** + * bvec_set_virt - initialize a bvec based on a virtual address + * @bv: bvec to initialize + * @vaddr: virtual address to set the bvec to + * @len: length of the bvec + */ +static inline void bvec_set_virt(struct bio_vec *bv, void *vaddr, + unsigned int len) +{ + bvec_set_page(bv, virt_to_page(vaddr), len, offset_in_page(vaddr)); +} + struct bvec_iter { sector_t bi_sector; /* device address in 512 byte sectors */ From patchwork Fri Feb 3 15:06:15 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 650566 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 DB3F5C678D5 for ; Fri, 3 Feb 2023 15:07:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233868AbjBCPHq (ORCPT ); Fri, 3 Feb 2023 10:07:46 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47910 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233785AbjBCPHd (ORCPT ); Fri, 3 Feb 2023 10:07:33 -0500 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8F304A2A5E; Fri, 3 Feb 2023 07:07:31 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=nFCgusCGETcddag92jej4sXk0TvWuHs0ZPKsULSCPb4=; b=VvdE+ZMNDitBJaDdEp8YyznFtB iN9Z/tIQLsz5kAYFso0Gnb29VhMIMMjq0Xa52Hg2oAwra3qYJ8leh61xv2WRAmp6eYYEnF9rPB0hn CGP4sJszmLXtbIu3oxAhBi+tVJRqU5ijKNzXBSeXgn0S5/8UNYECoUx1AT2C6CQWflLpHcHO3elmk uhkrh15eFLQWZt0+lFjCIzywMB3BS5yrZHdPmDhECnToZPgve299mjDhwNv3YpUc90wJVBRSay8qM 5KPFXtBhcrG0zPARc13WWewfCF4RKRRehkdJ7hfXkiFxiBJGOoWmbWiCdqrOOO2VdL9nKra4pLm23 DC1xa06w==; Received: from [2001:4bb8:19a:272a:910:bb67:7287:f956] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1pNxeL-002afR-1b; Fri, 03 Feb 2023 15:06:49 +0000 From: Christoph Hellwig To: Jens Axboe Cc: Ilya Dryomov , "Michael S. Tsirkin" , Jason Wang , Minchan Kim , Sergey Senozhatsky , Keith Busch , Sagi Grimberg , Chaitanya Kulkarni , "Martin K. Petersen" , David Howells , Marc Dionne , Xiubo Li , Steve French , Trond Myklebust , Anna Schumaker , Mike Marshall , Andrew Morton , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Chuck Lever , linux-block@vger.kernel.org, ceph-devel@vger.kernel.org, virtualization@lists.linux-foundation.org, linux-nvme@lists.infradead.org, linux-scsi@vger.kernel.org, target-devel@vger.kernel.org, kvm@vger.kernel.org, netdev@vger.kernel.org, linux-afs@lists.infradead.org, linux-cifs@vger.kernel.org, samba-technical@lists.samba.org, linux-fsdevel@vger.kernel.org, linux-nfs@vger.kernel.org, devel@lists.orangefs.org, io-uring@vger.kernel.org, linux-mm@kvack.org Subject: [PATCH 04/23] sd: factor out a sd_set_special_bvec helper Date: Fri, 3 Feb 2023 16:06:15 +0100 Message-Id: <20230203150634.3199647-5-hch@lst.de> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230203150634.3199647-1-hch@lst.de> References: <20230203150634.3199647-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org Add a helper for setting up the special_bvec instead of open coding it in three place, and use the new bvec_set_page helper to initialize special_vec. Signed-off-by: Christoph Hellwig Reviewed-by: Chaitanya Kulkarni --- drivers/scsi/sd.c | 36 +++++++++++++++++------------------- 1 file changed, 17 insertions(+), 19 deletions(-) diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c index 47dafe6b8a66d1..277960decc104b 100644 --- a/drivers/scsi/sd.c +++ b/drivers/scsi/sd.c @@ -831,6 +831,19 @@ static void sd_config_discard(struct scsi_disk *sdkp, unsigned int mode) blk_queue_max_discard_sectors(q, max_blocks * (logical_block_size >> 9)); } +static void *sd_set_special_bvec(struct request *rq, unsigned int data_len) +{ + struct page *page; + + page = mempool_alloc(sd_page_pool, GFP_ATOMIC); + if (!page) + return NULL; + clear_highpage(page); + bvec_set_page(&rq->special_vec, page, data_len, 0); + rq->rq_flags |= RQF_SPECIAL_PAYLOAD; + return bvec_virt(&rq->special_vec); +} + static blk_status_t sd_setup_unmap_cmnd(struct scsi_cmnd *cmd) { struct scsi_device *sdp = cmd->device; @@ -841,19 +854,14 @@ static blk_status_t sd_setup_unmap_cmnd(struct scsi_cmnd *cmd) unsigned int data_len = 24; char *buf; - rq->special_vec.bv_page = mempool_alloc(sd_page_pool, GFP_ATOMIC); - if (!rq->special_vec.bv_page) + buf = sd_set_special_bvec(rq, data_len); + if (!buf) return BLK_STS_RESOURCE; - clear_highpage(rq->special_vec.bv_page); - rq->special_vec.bv_offset = 0; - rq->special_vec.bv_len = data_len; - rq->rq_flags |= RQF_SPECIAL_PAYLOAD; cmd->cmd_len = 10; cmd->cmnd[0] = UNMAP; cmd->cmnd[8] = 24; - buf = bvec_virt(&rq->special_vec); put_unaligned_be16(6 + 16, &buf[0]); put_unaligned_be16(16, &buf[2]); put_unaligned_be64(lba, &buf[8]); @@ -876,13 +884,8 @@ static blk_status_t sd_setup_write_same16_cmnd(struct scsi_cmnd *cmd, u32 nr_blocks = sectors_to_logical(sdp, blk_rq_sectors(rq)); u32 data_len = sdp->sector_size; - rq->special_vec.bv_page = mempool_alloc(sd_page_pool, GFP_ATOMIC); - if (!rq->special_vec.bv_page) + if (!sd_set_special_bvec(rq, data_len)) return BLK_STS_RESOURCE; - clear_highpage(rq->special_vec.bv_page); - rq->special_vec.bv_offset = 0; - rq->special_vec.bv_len = data_len; - rq->rq_flags |= RQF_SPECIAL_PAYLOAD; cmd->cmd_len = 16; cmd->cmnd[0] = WRITE_SAME_16; @@ -908,13 +911,8 @@ static blk_status_t sd_setup_write_same10_cmnd(struct scsi_cmnd *cmd, u32 nr_blocks = sectors_to_logical(sdp, blk_rq_sectors(rq)); u32 data_len = sdp->sector_size; - rq->special_vec.bv_page = mempool_alloc(sd_page_pool, GFP_ATOMIC); - if (!rq->special_vec.bv_page) + if (!sd_set_special_bvec(rq, data_len)) return BLK_STS_RESOURCE; - clear_highpage(rq->special_vec.bv_page); - rq->special_vec.bv_offset = 0; - rq->special_vec.bv_len = data_len; - rq->rq_flags |= RQF_SPECIAL_PAYLOAD; cmd->cmd_len = 10; cmd->cmnd[0] = WRITE_SAME; From patchwork Fri Feb 3 15:06:16 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 650877 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 D36DEC76186 for ; Fri, 3 Feb 2023 15:07:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233944AbjBCPH5 (ORCPT ); Fri, 3 Feb 2023 10:07:57 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47934 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233803AbjBCPHf (ORCPT ); Fri, 3 Feb 2023 10:07:35 -0500 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id EBEA2A2A70; Fri, 3 Feb 2023 07:07:33 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=yYE/od14GoUSfS3SrqxEgI5AwVsNpiRxxWihLgbj1lM=; b=U7gHGI4+jFww+bLgY2qB+UJ4Eb YA2OMvfnZAc5GIuqbs0dC0b5/ypXraaHVc3zXOzYoz92nlDl6cc9tfrbD8QiR5RuddFZ/24vxgEs3 tAQvsBOWvRR4DnM/Ts7iPycHDqB8SLxXBlwRo2qrTh3FfGjdSgSWlLXk/MAT7/txciVBFyq66zTF6 7jbBNwJc5NB1VF8aIBvk7ciGc/6w/kjvXfgX7GT/MIdD5VzKXBo9WHkJeCcWHzlVRUL3orKCIcveH k3IsETytcOcYa4M7MebhZowmCK48eVnfXowJXtyuxT4UQQZueio9wZREhVWDQtXDqeIGzpsaH3iWh VhCYEFnw==; Received: from [2001:4bb8:19a:272a:910:bb67:7287:f956] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1pNxeO-002aht-77; Fri, 03 Feb 2023 15:06:52 +0000 From: Christoph Hellwig To: Jens Axboe Cc: Ilya Dryomov , "Michael S. Tsirkin" , Jason Wang , Minchan Kim , Sergey Senozhatsky , Keith Busch , Sagi Grimberg , Chaitanya Kulkarni , "Martin K. Petersen" , David Howells , Marc Dionne , Xiubo Li , Steve French , Trond Myklebust , Anna Schumaker , Mike Marshall , Andrew Morton , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Chuck Lever , linux-block@vger.kernel.org, ceph-devel@vger.kernel.org, virtualization@lists.linux-foundation.org, linux-nvme@lists.infradead.org, linux-scsi@vger.kernel.org, target-devel@vger.kernel.org, kvm@vger.kernel.org, netdev@vger.kernel.org, linux-afs@lists.infradead.org, linux-cifs@vger.kernel.org, samba-technical@lists.samba.org, linux-fsdevel@vger.kernel.org, linux-nfs@vger.kernel.org, devel@lists.orangefs.org, io-uring@vger.kernel.org, linux-mm@kvack.org Subject: [PATCH 05/23] target: use bvec_set_page to initialize bvecs Date: Fri, 3 Feb 2023 16:06:16 +0100 Message-Id: <20230203150634.3199647-6-hch@lst.de> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230203150634.3199647-1-hch@lst.de> References: <20230203150634.3199647-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org Use the bvec_set_page helper to initialize bvecs. Signed-off-by: Christoph Hellwig Reviewed-by: Chaitanya Kulkarni --- drivers/target/target_core_file.c | 18 ++++++------------ 1 file changed, 6 insertions(+), 12 deletions(-) diff --git a/drivers/target/target_core_file.c b/drivers/target/target_core_file.c index fd584111da45c0..ce0e000b74fc39 100644 --- a/drivers/target/target_core_file.c +++ b/drivers/target/target_core_file.c @@ -281,10 +281,8 @@ fd_execute_rw_aio(struct se_cmd *cmd, struct scatterlist *sgl, u32 sgl_nents, return TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE; for_each_sg(sgl, sg, sgl_nents, i) { - aio_cmd->bvecs[i].bv_page = sg_page(sg); - aio_cmd->bvecs[i].bv_len = sg->length; - aio_cmd->bvecs[i].bv_offset = sg->offset; - + bvec_set_page(&aio_cmd->bvecs[i], sg_page(sg), sg->length, + sg->offset); len += sg->length; } @@ -329,10 +327,7 @@ static int fd_do_rw(struct se_cmd *cmd, struct file *fd, } for_each_sg(sgl, sg, sgl_nents, i) { - bvec[i].bv_page = sg_page(sg); - bvec[i].bv_len = sg->length; - bvec[i].bv_offset = sg->offset; - + bvec_set_page(&bvec[i], sg_page(sg), sg->length, sg->offset); len += sg->length; } @@ -465,10 +460,9 @@ fd_execute_write_same(struct se_cmd *cmd) return TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE; for (i = 0; i < nolb; i++) { - bvec[i].bv_page = sg_page(&cmd->t_data_sg[0]); - bvec[i].bv_len = cmd->t_data_sg[0].length; - bvec[i].bv_offset = cmd->t_data_sg[0].offset; - + bvec_set_page(&bvec[i], sg_page(&cmd->t_data_sg[0]), + cmd->t_data_sg[0].length, + cmd->t_data_sg[0].offset); len += se_dev->dev_attrib.block_size; } From patchwork Fri Feb 3 15:06:17 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 650565 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 AED7CC74A5B for ; Fri, 3 Feb 2023 15:07:52 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233905AbjBCPHv (ORCPT ); Fri, 3 Feb 2023 10:07:51 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47916 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233857AbjBCPHl (ORCPT ); Fri, 3 Feb 2023 10:07:41 -0500 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2FBCAA2A51; Fri, 3 Feb 2023 07:07:37 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=qOELs8Cf+3DRHH4YZ5i8Y7BY08du3RSg74OTiYB5sHQ=; b=aF5Qbqrg1yclOtyaI4gTKBWydF RggQAyGRBco620c8Fi869LlPO2pe8evEIqDoV1ozOXdNfytn1MRinE/6QYY5k2oPlPJhB01no6VtD eldvco5iwWgUqJuF6Ln9UEwZNa6v1GVbT/6Kwoxq6v6E47EA3+X0x/5UWmfkwWrsPlCary6PtwIur 8CI+Wl9GP1YyGgxKum6MPQS4lap8xnIx1Ov95K0LpqVrUkLoMLragJkM0cWq7Yw5U2U5JFh4+zQgw adzFS91VzTwjl1q4AJys+nyWOqDq0dqD/Ug/qOVE9Xw8ZapK+WSEj6v0Tc7w/kwwgNzmawXYW/9S4 JiaBbcyQ==; Received: from [2001:4bb8:19a:272a:910:bb67:7287:f956] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1pNxeR-002aju-IY; Fri, 03 Feb 2023 15:06:56 +0000 From: Christoph Hellwig To: Jens Axboe Cc: Ilya Dryomov , "Michael S. Tsirkin" , Jason Wang , Minchan Kim , Sergey Senozhatsky , Keith Busch , Sagi Grimberg , Chaitanya Kulkarni , "Martin K. Petersen" , David Howells , Marc Dionne , Xiubo Li , Steve French , Trond Myklebust , Anna Schumaker , Mike Marshall , Andrew Morton , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Chuck Lever , linux-block@vger.kernel.org, ceph-devel@vger.kernel.org, virtualization@lists.linux-foundation.org, linux-nvme@lists.infradead.org, linux-scsi@vger.kernel.org, target-devel@vger.kernel.org, kvm@vger.kernel.org, netdev@vger.kernel.org, linux-afs@lists.infradead.org, linux-cifs@vger.kernel.org, samba-technical@lists.samba.org, linux-fsdevel@vger.kernel.org, linux-nfs@vger.kernel.org, devel@lists.orangefs.org, io-uring@vger.kernel.org, linux-mm@kvack.org, Johannes Thumshirn Subject: [PATCH 06/23] nvmet: use bvec_set_page to initialize bvecs Date: Fri, 3 Feb 2023 16:06:17 +0100 Message-Id: <20230203150634.3199647-7-hch@lst.de> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230203150634.3199647-1-hch@lst.de> References: <20230203150634.3199647-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org Use the bvec_set_page helper to initialize bvecs. Signed-off-by: Christoph Hellwig Reviewed-by: Chaitanya Kulkarni Reviewed-by: Johannes Thumshirn --- drivers/nvme/target/io-cmd-file.c | 10 ++-------- drivers/nvme/target/tcp.c | 5 ++--- 2 files changed, 4 insertions(+), 11 deletions(-) diff --git a/drivers/nvme/target/io-cmd-file.c b/drivers/nvme/target/io-cmd-file.c index 871c4f32f443f5..2d068439b129c5 100644 --- a/drivers/nvme/target/io-cmd-file.c +++ b/drivers/nvme/target/io-cmd-file.c @@ -73,13 +73,6 @@ int nvmet_file_ns_enable(struct nvmet_ns *ns) return ret; } -static void nvmet_file_init_bvec(struct bio_vec *bv, struct scatterlist *sg) -{ - bv->bv_page = sg_page(sg); - bv->bv_offset = sg->offset; - bv->bv_len = sg->length; -} - static ssize_t nvmet_file_submit_bvec(struct nvmet_req *req, loff_t pos, unsigned long nr_segs, size_t count, int ki_flags) { @@ -146,7 +139,8 @@ static bool nvmet_file_execute_io(struct nvmet_req *req, int ki_flags) memset(&req->f.iocb, 0, sizeof(struct kiocb)); for_each_sg(req->sg, sg, req->sg_cnt, i) { - nvmet_file_init_bvec(&req->f.bvec[bv_cnt], sg); + bvec_set_page(&req->f.bvec[bv_cnt], sg_page(sg), sg->length, + sg->offset); len += req->f.bvec[bv_cnt].bv_len; total_len += req->f.bvec[bv_cnt].bv_len; bv_cnt++; diff --git a/drivers/nvme/target/tcp.c b/drivers/nvme/target/tcp.c index cc05c094de221d..c5759eb503d004 100644 --- a/drivers/nvme/target/tcp.c +++ b/drivers/nvme/target/tcp.c @@ -321,9 +321,8 @@ static void nvmet_tcp_build_pdu_iovec(struct nvmet_tcp_cmd *cmd) while (length) { u32 iov_len = min_t(u32, length, sg->length - sg_offset); - iov->bv_page = sg_page(sg); - iov->bv_len = sg->length; - iov->bv_offset = sg->offset + sg_offset; + bvec_set_page(iov, sg_page(sg), sg->length, + sg->offset + sg_offset); length -= iov_len; sg = sg_next(sg); From patchwork Fri Feb 3 15:06:18 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 650564 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 AD04BC6FD18 for ; Fri, 3 Feb 2023 15:08:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233952AbjBCPH7 (ORCPT ); Fri, 3 Feb 2023 10:07:59 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47932 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233871AbjBCPHn (ORCPT ); Fri, 3 Feb 2023 10:07:43 -0500 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 96D70A42A8; Fri, 3 Feb 2023 07:07:41 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=hAZBDljuWATtT7MZb8+aicFX05OEHsXWwcxbzwocn/Y=; b=BeevEGfHXEz3RQ2pm30ri/lLot 7BknWxcTJCe8bHwiFgaBXD6npSlvAv3IEIcsbkShJ3RfjiaydSSo5L6SFdm8AJ7WoHjFa/htGhWkp 4wGSwgvGKmly4xNp6v5luVv0iyrkXZnWP2/pz7K3wCYJcXHk5hRM2nDzle/Au3h9vm087+yLkb6az 7ehquK3STiJQhULDlHMJ2qG5Ug/GxsArwlHmPwoqzm3C5tnanQyZve2lPxuQhUSgjWjv2GmcjIlnY Visqz9lIqxv7q/UIrUmyPC1LhCL2btyMsdEUNkOGFE9y6nnV9zO5myX06OAAMNCoqqAdLUEkSnYKd aGyQrdEg==; Received: from [2001:4bb8:19a:272a:910:bb67:7287:f956] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1pNxeV-002am6-95; Fri, 03 Feb 2023 15:06:59 +0000 From: Christoph Hellwig To: Jens Axboe Cc: Ilya Dryomov , "Michael S. Tsirkin" , Jason Wang , Minchan Kim , Sergey Senozhatsky , Keith Busch , Sagi Grimberg , Chaitanya Kulkarni , "Martin K. Petersen" , David Howells , Marc Dionne , Xiubo Li , Steve French , Trond Myklebust , Anna Schumaker , Mike Marshall , Andrew Morton , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Chuck Lever , linux-block@vger.kernel.org, ceph-devel@vger.kernel.org, virtualization@lists.linux-foundation.org, linux-nvme@lists.infradead.org, linux-scsi@vger.kernel.org, target-devel@vger.kernel.org, kvm@vger.kernel.org, netdev@vger.kernel.org, linux-afs@lists.infradead.org, linux-cifs@vger.kernel.org, samba-technical@lists.samba.org, linux-fsdevel@vger.kernel.org, linux-nfs@vger.kernel.org, devel@lists.orangefs.org, io-uring@vger.kernel.org, linux-mm@kvack.org, Johannes Thumshirn Subject: [PATCH 07/23] nvme: use bvec_set_virt to initialize special_vec Date: Fri, 3 Feb 2023 16:06:18 +0100 Message-Id: <20230203150634.3199647-8-hch@lst.de> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230203150634.3199647-1-hch@lst.de> References: <20230203150634.3199647-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org Use the bvec_set_virt helper to initialize the special_vec. Signed-off-by: Christoph Hellwig Reviewed-by: Chaitanya Kulkarni Reviewed-by: Johannes Thumshirn --- drivers/nvme/host/core.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c index 505e16f20e57fa..7ba1accc3c22a4 100644 --- a/drivers/nvme/host/core.c +++ b/drivers/nvme/host/core.c @@ -806,9 +806,7 @@ static blk_status_t nvme_setup_discard(struct nvme_ns *ns, struct request *req, cmnd->dsm.nr = cpu_to_le32(segments - 1); cmnd->dsm.attributes = cpu_to_le32(NVME_DSMGMT_AD); - req->special_vec.bv_page = virt_to_page(range); - req->special_vec.bv_offset = offset_in_page(range); - req->special_vec.bv_len = alloc_size; + bvec_set_virt(&req->special_vec, range, alloc_size); req->rq_flags |= RQF_SPECIAL_PAYLOAD; return BLK_STS_OK; From patchwork Fri Feb 3 15:06:19 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 650876 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 E5796C6FD1C for ; Fri, 3 Feb 2023 15:08:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233963AbjBCPIC (ORCPT ); Fri, 3 Feb 2023 10:08:02 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48030 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233864AbjBCPHq (ORCPT ); Fri, 3 Feb 2023 10:07:46 -0500 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 552EFA0EA5; Fri, 3 Feb 2023 07:07:45 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=WNOyAXyw5xLCthfoZy3e9p002HqnVw4VbBE86ULx41A=; b=hU1CqlCryou0nt23x7WKfgr9Yr Ze5pIoPK6R4xw6mzaF8Q13tT8AMdmc2pWHsPTaFT1tqAz0xMyzYUxgmuYr7ZpV+P+Fg+FuAqTYxaR o0KZ4xD9kRy/O3CUuF5ORgePKTIyprfQ/wp+cqJo9oLWqqRHk/tD6t2wSyKvk/7ne3sAsqWVXTNxc wjcc81M/GPoPtNKhO0d0cqBNfOSWqvGO/JfvXq+qWQ8QuWBiBrSBvCXZDh5P7DRYTIH5DD3oowHRu s28l5RjE8e6R6oXed9bn5RpUQB7Y+rkkaRQv759E+VNBc92z5H+MHU4P4MwaAFy/2mreTkAfweGEw Yz+nSGhQ==; Received: from [2001:4bb8:19a:272a:910:bb67:7287:f956] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1pNxeY-002ank-IB; Fri, 03 Feb 2023 15:07:03 +0000 From: Christoph Hellwig To: Jens Axboe Cc: Ilya Dryomov , "Michael S. Tsirkin" , Jason Wang , Minchan Kim , Sergey Senozhatsky , Keith Busch , Sagi Grimberg , Chaitanya Kulkarni , "Martin K. Petersen" , David Howells , Marc Dionne , Xiubo Li , Steve French , Trond Myklebust , Anna Schumaker , Mike Marshall , Andrew Morton , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Chuck Lever , linux-block@vger.kernel.org, ceph-devel@vger.kernel.org, virtualization@lists.linux-foundation.org, linux-nvme@lists.infradead.org, linux-scsi@vger.kernel.org, target-devel@vger.kernel.org, kvm@vger.kernel.org, netdev@vger.kernel.org, linux-afs@lists.infradead.org, linux-cifs@vger.kernel.org, samba-technical@lists.samba.org, linux-fsdevel@vger.kernel.org, linux-nfs@vger.kernel.org, devel@lists.orangefs.org, io-uring@vger.kernel.org, linux-mm@kvack.org Subject: [PATCH 08/23] rbd: use bvec_set_page to initialize the copy up bvec Date: Fri, 3 Feb 2023 16:06:19 +0100 Message-Id: <20230203150634.3199647-9-hch@lst.de> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230203150634.3199647-1-hch@lst.de> References: <20230203150634.3199647-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org Use the bvec_set_page helper to initialize the copy up bvec. Signed-off-by: Christoph Hellwig Reviewed-by: Ilya Dryomov --- drivers/block/rbd.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c index 04453f4a319cb4..1faca7e07a4d52 100644 --- a/drivers/block/rbd.c +++ b/drivers/block/rbd.c @@ -3068,13 +3068,12 @@ static int setup_copyup_bvecs(struct rbd_obj_request *obj_req, u64 obj_overlap) for (i = 0; i < obj_req->copyup_bvec_count; i++) { unsigned int len = min(obj_overlap, (u64)PAGE_SIZE); + struct page *page = alloc_page(GFP_NOIO); - obj_req->copyup_bvecs[i].bv_page = alloc_page(GFP_NOIO); - if (!obj_req->copyup_bvecs[i].bv_page) + if (!page) return -ENOMEM; - obj_req->copyup_bvecs[i].bv_offset = 0; - obj_req->copyup_bvecs[i].bv_len = len; + bvec_set_page(&obj_req->copyup_bvecs[i], page, len, 0); obj_overlap -= len; } From patchwork Fri Feb 3 15:06:20 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 650563 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 5A71CC64EC6 for ; Fri, 3 Feb 2023 15:08:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233608AbjBCPIF (ORCPT ); Fri, 3 Feb 2023 10:08:05 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48064 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233902AbjBCPHu (ORCPT ); Fri, 3 Feb 2023 10:07:50 -0500 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6A24E8D403; Fri, 3 Feb 2023 07:07:49 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=81B+gzWiKP3dSyMHoEpejaF7sEqhUPFohDfKzzK3URY=; b=SHYAKMQ+SwVUyLVeypwgrT8ITx 8OWSemfR3V1d5j1KVncg4YVuObwfg9Pbi32h+XryiQ6gJs4IZtST1Vv4iZ2hrbDVmjo3gmEVm7+ex RoPBp7jp/JuF4fa7BxH5vi1oAhRP7/Aw3jj0MJzqlpyt6AFJ90fRZah2qP7iO5Fa4hS+QXNBJM5G2 2fhU4cv9RjOoRb6A67sOeOJMRUWrq9yBLqOOwdzXIP7dYjqfyd7J8G4jWqM9LgJLyWvy41xt0Qfgo kGvvzQfyRIhnon9F7XkqbVma6W8zGAQfkAjRNuTkqVxLf+emMmW/6xjo5W4e00BEBjjlcCfn2iZAf UBeI/ApA==; Received: from [2001:4bb8:19a:272a:910:bb67:7287:f956] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1pNxeb-002apl-U8; Fri, 03 Feb 2023 15:07:06 +0000 From: Christoph Hellwig To: Jens Axboe Cc: Ilya Dryomov , "Michael S. Tsirkin" , Jason Wang , Minchan Kim , Sergey Senozhatsky , Keith Busch , Sagi Grimberg , Chaitanya Kulkarni , "Martin K. Petersen" , David Howells , Marc Dionne , Xiubo Li , Steve French , Trond Myklebust , Anna Schumaker , Mike Marshall , Andrew Morton , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Chuck Lever , linux-block@vger.kernel.org, ceph-devel@vger.kernel.org, virtualization@lists.linux-foundation.org, linux-nvme@lists.infradead.org, linux-scsi@vger.kernel.org, target-devel@vger.kernel.org, kvm@vger.kernel.org, netdev@vger.kernel.org, linux-afs@lists.infradead.org, linux-cifs@vger.kernel.org, samba-technical@lists.samba.org, linux-fsdevel@vger.kernel.org, linux-nfs@vger.kernel.org, devel@lists.orangefs.org, io-uring@vger.kernel.org, linux-mm@kvack.org Subject: [PATCH 09/23] virtio_blk: use bvec_set_virt to initialize special_vec Date: Fri, 3 Feb 2023 16:06:20 +0100 Message-Id: <20230203150634.3199647-10-hch@lst.de> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230203150634.3199647-1-hch@lst.de> References: <20230203150634.3199647-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org Use the bvec_set_virt helper to initialize the special_vec. Signed-off-by: Christoph Hellwig Reviewed-by: Chaitanya Kulkarni Acked-by: Michael S. Tsirkin Acked-by: Jason Wang --- drivers/block/virtio_blk.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/drivers/block/virtio_blk.c b/drivers/block/virtio_blk.c index 6a77fa91742880..dc6e9b989910b0 100644 --- a/drivers/block/virtio_blk.c +++ b/drivers/block/virtio_blk.c @@ -170,9 +170,7 @@ static int virtblk_setup_discard_write_zeroes_erase(struct request *req, bool un WARN_ON_ONCE(n != segments); - req->special_vec.bv_page = virt_to_page(range); - req->special_vec.bv_offset = offset_in_page(range); - req->special_vec.bv_len = sizeof(*range) * segments; + bvec_set_virt(&req->special_vec, range, sizeof(*range) * segments); req->rq_flags |= RQF_SPECIAL_PAYLOAD; return 0; From patchwork Fri Feb 3 15:06:21 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 650561 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 11B74C64ED6 for ; Fri, 3 Feb 2023 15:08:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234108AbjBCPIc (ORCPT ); Fri, 3 Feb 2023 10:08:32 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48128 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233915AbjBCPHx (ORCPT ); Fri, 3 Feb 2023 10:07:53 -0500 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A0D738D62A; Fri, 3 Feb 2023 07:07:51 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=2ivuZdJU66fGeGNrDCSX2XtHVJq8+h1pLMvYDbA6wQ8=; b=QSfgGBAh+EXZxzz/Xx6bibyovx 8Nrgb07oWFXF7SI+3wqJ/enmvP8hFHc6hUi3sA6GWv5A6dP7fcYPg732hEG/Jv2/jgoMcNgX6QddE Klux6y3fIgLzUgx2tQwUDLRbjwR42AzjGvRy3d+zXy8gseAM9WJfDA8waCftfZvGrqDwKbb421JO+ A7KmM+t82WMvPJd60uQmgjS17we9cGNrkQfjYtCxBhWbUJkld5d206L4xTBajgBh6O8m/iXqiwdQ5 Cvd+cDQIEMDIlKCNI2qXlOITbs0hvvqOAEaly0PMreLcEnepGH9pQ2ba/Ud+fBJ4c0tY614+rY/Gv 8MQKv9iw==; Received: from [2001:4bb8:19a:272a:910:bb67:7287:f956] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1pNxef-002ar9-Df; Fri, 03 Feb 2023 15:07:10 +0000 From: Christoph Hellwig To: Jens Axboe Cc: Ilya Dryomov , "Michael S. Tsirkin" , Jason Wang , Minchan Kim , Sergey Senozhatsky , Keith Busch , Sagi Grimberg , Chaitanya Kulkarni , "Martin K. Petersen" , David Howells , Marc Dionne , Xiubo Li , Steve French , Trond Myklebust , Anna Schumaker , Mike Marshall , Andrew Morton , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Chuck Lever , linux-block@vger.kernel.org, ceph-devel@vger.kernel.org, virtualization@lists.linux-foundation.org, linux-nvme@lists.infradead.org, linux-scsi@vger.kernel.org, target-devel@vger.kernel.org, kvm@vger.kernel.org, netdev@vger.kernel.org, linux-afs@lists.infradead.org, linux-cifs@vger.kernel.org, samba-technical@lists.samba.org, linux-fsdevel@vger.kernel.org, linux-nfs@vger.kernel.org, devel@lists.orangefs.org, io-uring@vger.kernel.org, linux-mm@kvack.org, Johannes Thumshirn Subject: [PATCH 10/23] zram: use bvec_set_page to initialize bvecs Date: Fri, 3 Feb 2023 16:06:21 +0100 Message-Id: <20230203150634.3199647-11-hch@lst.de> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230203150634.3199647-1-hch@lst.de> References: <20230203150634.3199647-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org Use the bvec_set_page helper to initialize bvecs. Signed-off-by: Christoph Hellwig Reviewed-by: Sergey Senozhatsky Reviewed-by: Johannes Thumshirn --- drivers/block/zram/zram_drv.c | 15 ++++----------- 1 file changed, 4 insertions(+), 11 deletions(-) diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c index e290d6d970474e..bd8ae4822dc3ef 100644 --- a/drivers/block/zram/zram_drv.c +++ b/drivers/block/zram/zram_drv.c @@ -703,9 +703,7 @@ static ssize_t writeback_store(struct device *dev, for (; nr_pages != 0; index++, nr_pages--) { struct bio_vec bvec; - bvec.bv_page = page; - bvec.bv_len = PAGE_SIZE; - bvec.bv_offset = 0; + bvec_set_page(&bvec, page, PAGE_SIZE, 0); spin_lock(&zram->wb_limit_lock); if (zram->wb_limit_enable && !zram->bd_wb_limit) { @@ -1380,12 +1378,9 @@ static void zram_free_page(struct zram *zram, size_t index) static int zram_bvec_read_from_bdev(struct zram *zram, struct page *page, u32 index, struct bio *bio, bool partial_io) { - struct bio_vec bvec = { - .bv_page = page, - .bv_len = PAGE_SIZE, - .bv_offset = 0, - }; + struct bio_vec bvec; + bvec_set_page(&bvec, page, PAGE_SIZE, 0); return read_from_bdev(zram, &bvec, zram_get_element(zram, index), bio, partial_io); } @@ -1652,9 +1647,7 @@ static int zram_bvec_write(struct zram *zram, struct bio_vec *bvec, memcpy_from_bvec(dst + offset, bvec); kunmap_atomic(dst); - vec.bv_page = page; - vec.bv_len = PAGE_SIZE; - vec.bv_offset = 0; + bvec_set_page(&vec, page, PAGE_SIZE, 0); } ret = __zram_bvec_write(zram, &vec, index, bio); From patchwork Fri Feb 3 15:06:22 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 650875 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 08C55C64EC4 for ; Fri, 3 Feb 2023 15:08:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234048AbjBCPIR (ORCPT ); Fri, 3 Feb 2023 10:08:17 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48134 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233916AbjBCPHx (ORCPT ); Fri, 3 Feb 2023 10:07:53 -0500 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9742AA56CC; Fri, 3 Feb 2023 07:07:52 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=ozMZvF4F/akQ9A5h2X8GtqkaNdRpJcsfIZKKgUgmw0I=; b=NsY1QrICJKTA+CSUtrWle0mKa2 J8/RIQxPFQRt+FyzQ5NfhJil6+wd+Vb1D0lANR0aVtsgTqodWoWyn5bYXnbq9k7gnNvwyDWOjhkeR vnNOu6CYMAtSzcM2d7xE/VJ+c/Lqtyh0gd6yJ7/d9sjsVhHj/kXrmNHvsVdBtyYWbb7W/dpLiT/IM B0pXXzhjJtTPTahY8zyMrMcj80kL3+TPUMaY5LXlHXlNwy5kPByoRdWKg2ObicNbgL+lI6oGB5aiz BDRVVq4nqS8SAUegJvU4rV6rHUE0xE+U5comPu5ldTD2+F2GUfxaZmug0p3m34pElQJqYWaNcG9FT T62fXDrw==; Received: from [2001:4bb8:19a:272a:910:bb67:7287:f956] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1pNxej-002at9-3V; Fri, 03 Feb 2023 15:07:13 +0000 From: Christoph Hellwig To: Jens Axboe Cc: Ilya Dryomov , "Michael S. Tsirkin" , Jason Wang , Minchan Kim , Sergey Senozhatsky , Keith Busch , Sagi Grimberg , Chaitanya Kulkarni , "Martin K. Petersen" , David Howells , Marc Dionne , Xiubo Li , Steve French , Trond Myklebust , Anna Schumaker , Mike Marshall , Andrew Morton , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Chuck Lever , linux-block@vger.kernel.org, ceph-devel@vger.kernel.org, virtualization@lists.linux-foundation.org, linux-nvme@lists.infradead.org, linux-scsi@vger.kernel.org, target-devel@vger.kernel.org, kvm@vger.kernel.org, netdev@vger.kernel.org, linux-afs@lists.infradead.org, linux-cifs@vger.kernel.org, samba-technical@lists.samba.org, linux-fsdevel@vger.kernel.org, linux-nfs@vger.kernel.org, devel@lists.orangefs.org, io-uring@vger.kernel.org, linux-mm@kvack.org Subject: [PATCH 11/23] afs: use bvec_set_folio to initialize a bvec Date: Fri, 3 Feb 2023 16:06:22 +0100 Message-Id: <20230203150634.3199647-12-hch@lst.de> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230203150634.3199647-1-hch@lst.de> References: <20230203150634.3199647-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org Use the bvec_set_folio helper to initialize a bvec. Signed-off-by: Christoph Hellwig Acked-by: David Howells --- fs/afs/write.c | 8 +++----- 1 file changed, 3 insertions(+), 5 deletions(-) diff --git a/fs/afs/write.c b/fs/afs/write.c index 19df10d63323d8..2d17891b618e6e 100644 --- a/fs/afs/write.c +++ b/fs/afs/write.c @@ -992,7 +992,7 @@ int afs_launder_folio(struct folio *folio) { struct afs_vnode *vnode = AFS_FS_I(folio_inode(folio)); struct iov_iter iter; - struct bio_vec bv[1]; + struct bio_vec bv; unsigned long priv; unsigned int f, t; int ret = 0; @@ -1008,10 +1008,8 @@ int afs_launder_folio(struct folio *folio) t = afs_folio_dirty_to(folio, priv); } - bv[0].bv_page = &folio->page; - bv[0].bv_offset = f; - bv[0].bv_len = t - f; - iov_iter_bvec(&iter, ITER_SOURCE, bv, 1, bv[0].bv_len); + bvec_set_folio(&bv, folio, t - f, f); + iov_iter_bvec(&iter, ITER_SOURCE, &bv, 1, bv.bv_len); trace_afs_folio_dirty(vnode, tracepoint_string("launder"), folio); ret = afs_store_data(vnode, &iter, folio_pos(folio) + f, true); From patchwork Fri Feb 3 15:06:23 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 650562 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 8D14AC6FD1C for ; Fri, 3 Feb 2023 15:08:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234054AbjBCPIT (ORCPT ); Fri, 3 Feb 2023 10:08:19 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48566 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233970AbjBCPIF (ORCPT ); Fri, 3 Feb 2023 10:08:05 -0500 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 78AA45BAE; Fri, 3 Feb 2023 07:08:02 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=NE7sXkVgEfW+BeR3L//yGcuDdB7IsjAlK/DMIBSqu7s=; b=Fnp2jdWYwTMeXbFAtIvQJYNyQa WjxRrbcqlA+uZSnkDXcvF3dawsJcLTYFwDLsZpSEdD3p0mAI5oPEH0MgdQwtTmcsdRUlT4/hPTTNv 5W2SQzUVH614kF+/yXtuNxk+euPwDwTlrNXF584VKES2RwzzWDRe4Wcm3IdLqhGjdBw+ZmCW2y32Y z/uflXsj/D+flVPW5oPqHSjieXrEKDnDtsbIZ3MG8mKAME+0M542GyP/3Zyi8JaWgTOwxUTTLPZxx x5BNmyk84X8G5phlnQhcTWFZU/CFzC5luKWY771AIOrD85rcQY7rqjLT8p2eCbdfUfCLs2UqdR/bv NhlHME6w==; Received: from [2001:4bb8:19a:272a:910:bb67:7287:f956] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1pNxen-002awC-7J; Fri, 03 Feb 2023 15:07:17 +0000 From: Christoph Hellwig To: Jens Axboe Cc: Ilya Dryomov , "Michael S. Tsirkin" , Jason Wang , Minchan Kim , Sergey Senozhatsky , Keith Busch , Sagi Grimberg , Chaitanya Kulkarni , "Martin K. Petersen" , David Howells , Marc Dionne , Xiubo Li , Steve French , Trond Myklebust , Anna Schumaker , Mike Marshall , Andrew Morton , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Chuck Lever , linux-block@vger.kernel.org, ceph-devel@vger.kernel.org, virtualization@lists.linux-foundation.org, linux-nvme@lists.infradead.org, linux-scsi@vger.kernel.org, target-devel@vger.kernel.org, kvm@vger.kernel.org, netdev@vger.kernel.org, linux-afs@lists.infradead.org, linux-cifs@vger.kernel.org, samba-technical@lists.samba.org, linux-fsdevel@vger.kernel.org, linux-nfs@vger.kernel.org, devel@lists.orangefs.org, io-uring@vger.kernel.org, linux-mm@kvack.org Subject: [PATCH 12/23] ceph: use bvec_set_page to initialize a bvec Date: Fri, 3 Feb 2023 16:06:23 +0100 Message-Id: <20230203150634.3199647-13-hch@lst.de> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230203150634.3199647-1-hch@lst.de> References: <20230203150634.3199647-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org Use the bvec_set_page helper to initialize a bvec. Signed-off-by: Christoph Hellwig --- fs/ceph/file.c | 12 ++++-------- 1 file changed, 4 insertions(+), 8 deletions(-) diff --git a/fs/ceph/file.c b/fs/ceph/file.c index 764598e1efd91f..90b2aa7963bf29 100644 --- a/fs/ceph/file.c +++ b/fs/ceph/file.c @@ -103,14 +103,10 @@ static ssize_t __iter_get_bvecs(struct iov_iter *iter, size_t maxsize, size += bytes; for ( ; bytes; idx++, bvec_idx++) { - struct bio_vec bv = { - .bv_page = pages[idx], - .bv_len = min_t(int, bytes, PAGE_SIZE - start), - .bv_offset = start, - }; - - bvecs[bvec_idx] = bv; - bytes -= bv.bv_len; + int len = min_t(int, bytes, PAGE_SIZE - start); + + bvec_set_page(&bvecs[bvec_idx], pages[idx], len, start); + bytes -= len; start = 0; } } From patchwork Fri Feb 3 15:06:24 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 650873 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 8224BC678DB for ; Fri, 3 Feb 2023 15:08:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234118AbjBCPIe (ORCPT ); Fri, 3 Feb 2023 10:08:34 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48778 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233870AbjBCPIM (ORCPT ); Fri, 3 Feb 2023 10:08:12 -0500 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B719FC156; Fri, 3 Feb 2023 07:08:09 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=u+7OceYjciyVxpUOutUWaJMKfPv6hlEZIeFVlh2yS8g=; b=JNPxVdH2tcwGNrPV5YwUFFuLjq QvzWtHd/iHdB7oZubhV2MCnK5KFckF9HQfUBdt8Jf9h/EhD9Bni/5TlQzZvz8lCklgNXUjJVrQxvD kBdeE1aG+yBVilJGU4q3Yoq2W3s/Bd3ZXJALBugfoKkkCRUHcrJ7zG/3PlQn1jkW9Cbo+y4n2Pomk K6wRY+IFtTxD67vsg2C4wIVX98uyYKtd1GgF2Xbw4gSjuNiEbQ3qT7I9J3Z9gCYb4iZmFSAiTYwww Ep9cYftT502Iba00ZDwnQ39cfvaR1FGZ/KYoCMVNlvBPBBNW04loIyOl9T/K3tqePCEWK/E+tU54t GWCszcTg==; Received: from [2001:4bb8:19a:272a:910:bb67:7287:f956] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1pNxeq-002az4-8l; Fri, 03 Feb 2023 15:07:21 +0000 From: Christoph Hellwig To: Jens Axboe Cc: Ilya Dryomov , "Michael S. Tsirkin" , Jason Wang , Minchan Kim , Sergey Senozhatsky , Keith Busch , Sagi Grimberg , Chaitanya Kulkarni , "Martin K. Petersen" , David Howells , Marc Dionne , Xiubo Li , Steve French , Trond Myklebust , Anna Schumaker , Mike Marshall , Andrew Morton , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Chuck Lever , linux-block@vger.kernel.org, ceph-devel@vger.kernel.org, virtualization@lists.linux-foundation.org, linux-nvme@lists.infradead.org, linux-scsi@vger.kernel.org, target-devel@vger.kernel.org, kvm@vger.kernel.org, netdev@vger.kernel.org, linux-afs@lists.infradead.org, linux-cifs@vger.kernel.org, samba-technical@lists.samba.org, linux-fsdevel@vger.kernel.org, linux-nfs@vger.kernel.org, devel@lists.orangefs.org, io-uring@vger.kernel.org, linux-mm@kvack.org, Paulo Alcantara Subject: [PATCH 13/23] cifs: use bvec_set_page to initialize bvecs Date: Fri, 3 Feb 2023 16:06:24 +0100 Message-Id: <20230203150634.3199647-14-hch@lst.de> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230203150634.3199647-1-hch@lst.de> References: <20230203150634.3199647-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org Use the bvec_set_page helper to initialize bvecs. Signed-off-by: Christoph Hellwig Acked-by: Paulo Alcantara (SUSE) --- fs/cifs/connect.c | 5 +++-- fs/cifs/fscache.c | 16 ++++++---------- fs/cifs/misc.c | 5 ++--- fs/cifs/smb2ops.c | 6 +++--- 4 files changed, 14 insertions(+), 18 deletions(-) diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c index b2a04b4e89a5e7..e6088d96eb04d2 100644 --- a/fs/cifs/connect.c +++ b/fs/cifs/connect.c @@ -759,8 +759,9 @@ cifs_read_page_from_socket(struct TCP_Server_Info *server, struct page *page, unsigned int page_offset, unsigned int to_read) { struct msghdr smb_msg = {}; - struct bio_vec bv = { - .bv_page = page, .bv_len = to_read, .bv_offset = page_offset}; + struct bio_vec bv; + + bvec_set_page(&bv, page, to_read, page_offset); iov_iter_bvec(&smb_msg.msg_iter, ITER_DEST, &bv, 1, to_read); return cifs_readv_from_socket(server, &smb_msg); } diff --git a/fs/cifs/fscache.c b/fs/cifs/fscache.c index f6f3a6b75601be..0911327ebfdeb4 100644 --- a/fs/cifs/fscache.c +++ b/fs/cifs/fscache.c @@ -143,14 +143,12 @@ static int fscache_fallback_read_page(struct inode *inode, struct page *page) struct netfs_cache_resources cres; struct fscache_cookie *cookie = cifs_inode_cookie(inode); struct iov_iter iter; - struct bio_vec bvec[1]; + struct bio_vec bvec; int ret; memset(&cres, 0, sizeof(cres)); - bvec[0].bv_page = page; - bvec[0].bv_offset = 0; - bvec[0].bv_len = PAGE_SIZE; - iov_iter_bvec(&iter, ITER_DEST, bvec, ARRAY_SIZE(bvec), PAGE_SIZE); + bvec_set_page(&bvec, page, PAGE_SIZE, 0); + iov_iter_bvec(&iter, ITER_DEST, &bvec, 1, PAGE_SIZE); ret = fscache_begin_read_operation(&cres, cookie); if (ret < 0) @@ -171,16 +169,14 @@ static int fscache_fallback_write_page(struct inode *inode, struct page *page, struct netfs_cache_resources cres; struct fscache_cookie *cookie = cifs_inode_cookie(inode); struct iov_iter iter; - struct bio_vec bvec[1]; + struct bio_vec bvec; loff_t start = page_offset(page); size_t len = PAGE_SIZE; int ret; memset(&cres, 0, sizeof(cres)); - bvec[0].bv_page = page; - bvec[0].bv_offset = 0; - bvec[0].bv_len = PAGE_SIZE; - iov_iter_bvec(&iter, ITER_SOURCE, bvec, ARRAY_SIZE(bvec), PAGE_SIZE); + bvec_set_page(&bvec, page, PAGE_SIZE, 0); + iov_iter_bvec(&iter, ITER_SOURCE, &bvec, 1, PAGE_SIZE); ret = fscache_begin_write_operation(&cres, cookie); if (ret < 0) diff --git a/fs/cifs/misc.c b/fs/cifs/misc.c index 2a19c7987c5bd8..95cc4d7dd806d7 100644 --- a/fs/cifs/misc.c +++ b/fs/cifs/misc.c @@ -1054,9 +1054,8 @@ setup_aio_ctx_iter(struct cifs_aio_ctx *ctx, struct iov_iter *iter, int rw) for (i = 0; i < cur_npages; i++) { len = rc > PAGE_SIZE ? PAGE_SIZE : rc; - bv[npages + i].bv_page = pages[i]; - bv[npages + i].bv_offset = start; - bv[npages + i].bv_len = len - start; + bvec_set_page(&bv[npages + i], pages[i], len - start, + start); rc -= len; start = 0; } diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c index e6bcd2baf446a9..cb2deac6b2d70e 100644 --- a/fs/cifs/smb2ops.c +++ b/fs/cifs/smb2ops.c @@ -4598,9 +4598,9 @@ init_read_bvec(struct page **pages, unsigned int npages, unsigned int data_size, return -ENOMEM; for (i = 0; i < npages; i++) { - bvec[i].bv_page = pages[i]; - bvec[i].bv_offset = (i == 0) ? cur_off : 0; - bvec[i].bv_len = min_t(unsigned int, PAGE_SIZE, data_size); + bvec_set_page(&bvec[i], pages[i], + min_t(unsigned int, PAGE_SIZE, data_size), + i == 0 ? cur_off : 0); data_size -= bvec[i].bv_len; } From patchwork Fri Feb 3 15:06:25 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 650874 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 AF645C64EC3 for ; Fri, 3 Feb 2023 15:08:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234098AbjBCPIb (ORCPT ); Fri, 3 Feb 2023 10:08:31 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48780 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233857AbjBCPIM (ORCPT ); Fri, 3 Feb 2023 10:08:12 -0500 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 529D422785; Fri, 3 Feb 2023 07:08:10 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=iTork4lgSqwAnNzEK3lzK1UwHk37chVOVoUGPRhe1ko=; b=30k+iDgncAPWoIs1asbdJ9AypT pITGuCJcL7UjH77N0dHLrWCTR4iipsDLVSW1QkzBjl3E2+n1+Xe4dpJ+eb12NdzBrOfqIv3wyv73u 0B5GW0AkghrWW2KBjdcpriHbaq67fty0PDv5EFHX1PNPyTXgz54iiBjDGBvM6y6LkzWeilykH2Oee NaDGnsn4CsqXIde+48ZnjSRU7C6ug5s0+Gn27MqKY0Us8YXKsPBEPH+CPwhJFQTz+s60KM0HlDquy RajcB2tsdJjsrHGRty4MY961bDPOHyuiO74hKxUINUfu4DP1ybIQAYnV766eoXhGVLyK/brlG2Q0D dPD5YyZw==; Received: from [2001:4bb8:19a:272a:910:bb67:7287:f956] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1pNxeu-002b0b-M3; Fri, 03 Feb 2023 15:07:25 +0000 From: Christoph Hellwig To: Jens Axboe Cc: Ilya Dryomov , "Michael S. Tsirkin" , Jason Wang , Minchan Kim , Sergey Senozhatsky , Keith Busch , Sagi Grimberg , Chaitanya Kulkarni , "Martin K. Petersen" , David Howells , Marc Dionne , Xiubo Li , Steve French , Trond Myklebust , Anna Schumaker , Mike Marshall , Andrew Morton , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Chuck Lever , linux-block@vger.kernel.org, ceph-devel@vger.kernel.org, virtualization@lists.linux-foundation.org, linux-nvme@lists.infradead.org, linux-scsi@vger.kernel.org, target-devel@vger.kernel.org, kvm@vger.kernel.org, netdev@vger.kernel.org, linux-afs@lists.infradead.org, linux-cifs@vger.kernel.org, samba-technical@lists.samba.org, linux-fsdevel@vger.kernel.org, linux-nfs@vger.kernel.org, devel@lists.orangefs.org, io-uring@vger.kernel.org, linux-mm@kvack.org Subject: [PATCH 14/23] coredump: use bvec_set_page to initialize a bvec Date: Fri, 3 Feb 2023 16:06:25 +0100 Message-Id: <20230203150634.3199647-15-hch@lst.de> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230203150634.3199647-1-hch@lst.de> References: <20230203150634.3199647-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org Use the bvec_set_page helper to initialize a bvec. Signed-off-by: Christoph Hellwig --- fs/coredump.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) diff --git a/fs/coredump.c b/fs/coredump.c index de78bde2991beb..0a6873a9c4d0cd 100644 --- a/fs/coredump.c +++ b/fs/coredump.c @@ -840,11 +840,7 @@ static int __dump_skip(struct coredump_params *cprm, size_t nr) static int dump_emit_page(struct coredump_params *cprm, struct page *page) { - struct bio_vec bvec = { - .bv_page = page, - .bv_offset = 0, - .bv_len = PAGE_SIZE, - }; + struct bio_vec bvec; struct iov_iter iter; struct file *file = cprm->file; loff_t pos; @@ -860,6 +856,7 @@ static int dump_emit_page(struct coredump_params *cprm, struct page *page) if (dump_interrupted()) return 0; pos = file->f_pos; + bvec_set_page(&bvec, page, PAGE_SIZE, 0); iov_iter_bvec(&iter, ITER_SOURCE, &bvec, 1, PAGE_SIZE); n = __kernel_write_iter(cprm->file, &iter, &pos); if (n != PAGE_SIZE) From patchwork Fri Feb 3 15:06:26 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 650560 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 29973C636D4 for ; Fri, 3 Feb 2023 15:08:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233926AbjBCPIh (ORCPT ); Fri, 3 Feb 2023 10:08:37 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48764 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234008AbjBCPIL (ORCPT ); Fri, 3 Feb 2023 10:08:11 -0500 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E14471EFF9; Fri, 3 Feb 2023 07:08:08 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=dnA485lnPdqu9fRBS2qkCU3tICV+bOtSo2Jj04+TH0Y=; b=Fr2nVID34QDUltwq0bImkCeDcO /+q6hVRTezRnWD5cp1Mt8wSzR/8lRaNN26QLIzpNwWbueekXAbFKEYoVgwcbDX2xmbETrpybVdFvq qckHbNtD9VLXkwDO8SNcKq8lvYBhiXJr2ALEUy5RbTaChn5QTA/Z6DCFTv4Zkq6K9v7KJu1VCB6Re CVRtkwXX337WesOCBDtZMPzjTxDB7Z/AObQg8qfemm5wGp90YF61h2quDouspw0vBMUrHG46AIt9u jHsBTrclwFPo+jFVAuFu3TRmQnJP2IFco6pruc0D1NUcJz8lug0gER+d9PHihFfSuj858y9ENZCW3 YwwUYTxg==; Received: from [2001:4bb8:19a:272a:910:bb67:7287:f956] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1pNxex-002b3m-Rl; Fri, 03 Feb 2023 15:07:28 +0000 From: Christoph Hellwig To: Jens Axboe Cc: Ilya Dryomov , "Michael S. Tsirkin" , Jason Wang , Minchan Kim , Sergey Senozhatsky , Keith Busch , Sagi Grimberg , Chaitanya Kulkarni , "Martin K. Petersen" , David Howells , Marc Dionne , Xiubo Li , Steve French , Trond Myklebust , Anna Schumaker , Mike Marshall , Andrew Morton , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Chuck Lever , linux-block@vger.kernel.org, ceph-devel@vger.kernel.org, virtualization@lists.linux-foundation.org, linux-nvme@lists.infradead.org, linux-scsi@vger.kernel.org, target-devel@vger.kernel.org, kvm@vger.kernel.org, netdev@vger.kernel.org, linux-afs@lists.infradead.org, linux-cifs@vger.kernel.org, samba-technical@lists.samba.org, linux-fsdevel@vger.kernel.org, linux-nfs@vger.kernel.org, devel@lists.orangefs.org, io-uring@vger.kernel.org, linux-mm@kvack.org Subject: [PATCH 15/23] nfs: use bvec_set_page to initialize bvecs Date: Fri, 3 Feb 2023 16:06:26 +0100 Message-Id: <20230203150634.3199647-16-hch@lst.de> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230203150634.3199647-1-hch@lst.de> References: <20230203150634.3199647-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org Use the bvec_set_page helper to initialize bvecs. Signed-off-by: Christoph Hellwig Acked-by: Trond Myklebust --- fs/nfs/fscache.c | 16 ++++++---------- 1 file changed, 6 insertions(+), 10 deletions(-) diff --git a/fs/nfs/fscache.c b/fs/nfs/fscache.c index e731c00a9fcbc3..ea5f2976dfaba4 100644 --- a/fs/nfs/fscache.c +++ b/fs/nfs/fscache.c @@ -245,14 +245,12 @@ static int fscache_fallback_read_page(struct inode *inode, struct page *page) struct netfs_cache_resources cres; struct fscache_cookie *cookie = nfs_i_fscache(inode); struct iov_iter iter; - struct bio_vec bvec[1]; + struct bio_vec bvec; int ret; memset(&cres, 0, sizeof(cres)); - bvec[0].bv_page = page; - bvec[0].bv_offset = 0; - bvec[0].bv_len = PAGE_SIZE; - iov_iter_bvec(&iter, ITER_DEST, bvec, ARRAY_SIZE(bvec), PAGE_SIZE); + bvec_set_page(&bvec, page, PAGE_SIZE, 0); + iov_iter_bvec(&iter, ITER_DEST, &bvec, 1, PAGE_SIZE); ret = fscache_begin_read_operation(&cres, cookie); if (ret < 0) @@ -273,16 +271,14 @@ static int fscache_fallback_write_page(struct inode *inode, struct page *page, struct netfs_cache_resources cres; struct fscache_cookie *cookie = nfs_i_fscache(inode); struct iov_iter iter; - struct bio_vec bvec[1]; + struct bio_vec bvec; loff_t start = page_offset(page); size_t len = PAGE_SIZE; int ret; memset(&cres, 0, sizeof(cres)); - bvec[0].bv_page = page; - bvec[0].bv_offset = 0; - bvec[0].bv_len = PAGE_SIZE; - iov_iter_bvec(&iter, ITER_SOURCE, bvec, ARRAY_SIZE(bvec), PAGE_SIZE); + bvec_set_page(&bvec, page, PAGE_SIZE, 0); + iov_iter_bvec(&iter, ITER_SOURCE, &bvec, 1, PAGE_SIZE); ret = fscache_begin_write_operation(&cres, cookie); if (ret < 0) From patchwork Fri Feb 3 15:06:27 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 650872 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 1144FC64EC6 for ; Fri, 3 Feb 2023 15:09:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234195AbjBCPJF (ORCPT ); Fri, 3 Feb 2023 10:09:05 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48760 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234038AbjBCPIP (ORCPT ); Fri, 3 Feb 2023 10:08:15 -0500 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A65345BAE; Fri, 3 Feb 2023 07:08:12 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=kORmqO/9LhO3glrNFnQu4Hg9yMGINb4dC3Y3cN2SyCY=; b=41bYhxy4j/IlMzxFEoHx+Uxb/Q AoA7/uGEehM9h47lmjn1p7wMCxt9YN2chQRTwM9T0U2R33+6P5uw3dFU034X2phyy1FaKZr6D6uZm Iyou7KFZCyjd3dhhg9p+jbvkL4Nxb6yurGLVKQNvr7SNXOMsbnNpwH65HvZRyfpPA1+nugxrw2oX8 3pBDdo50wrWXKZ0GhYhG/bn2vy2Q2l9fNSxBr73HSlVDIWqwtCuv2e6F0W3sVOzyMhe3c85OjeDqi nGFDVsH+onY5nUtibJnC/vm3UzB7E89Fvv+DR2t9yt7brPMGQYvg04XXc1+uC6uVfGrrzMou4bMyC 6VNrGmvQ==; Received: from [2001:4bb8:19a:272a:910:bb67:7287:f956] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1pNxf1-002b5b-7k; Fri, 03 Feb 2023 15:07:31 +0000 From: Christoph Hellwig To: Jens Axboe Cc: Ilya Dryomov , "Michael S. Tsirkin" , Jason Wang , Minchan Kim , Sergey Senozhatsky , Keith Busch , Sagi Grimberg , Chaitanya Kulkarni , "Martin K. Petersen" , David Howells , Marc Dionne , Xiubo Li , Steve French , Trond Myklebust , Anna Schumaker , Mike Marshall , Andrew Morton , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Chuck Lever , linux-block@vger.kernel.org, ceph-devel@vger.kernel.org, virtualization@lists.linux-foundation.org, linux-nvme@lists.infradead.org, linux-scsi@vger.kernel.org, target-devel@vger.kernel.org, kvm@vger.kernel.org, netdev@vger.kernel.org, linux-afs@lists.infradead.org, linux-cifs@vger.kernel.org, samba-technical@lists.samba.org, linux-fsdevel@vger.kernel.org, linux-nfs@vger.kernel.org, devel@lists.orangefs.org, io-uring@vger.kernel.org, linux-mm@kvack.org Subject: [PATCH 16/23] orangefs: use bvec_set_{page, folio} to initialize bvecs Date: Fri, 3 Feb 2023 16:06:27 +0100 Message-Id: <20230203150634.3199647-17-hch@lst.de> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230203150634.3199647-1-hch@lst.de> References: <20230203150634.3199647-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org Use the bvec_set_page and bvec_set_folio helpers to initialize bvecs. Signed-off-by: Christoph Hellwig --- fs/orangefs/inode.c | 22 +++++++--------------- 1 file changed, 7 insertions(+), 15 deletions(-) diff --git a/fs/orangefs/inode.c b/fs/orangefs/inode.c index 4df56089438664..215f6cb3dc4129 100644 --- a/fs/orangefs/inode.c +++ b/fs/orangefs/inode.c @@ -49,10 +49,8 @@ static int orangefs_writepage_locked(struct page *page, /* Should've been handled in orangefs_invalidate_folio. */ WARN_ON(off == len || off + wlen > len); - bv.bv_page = page; - bv.bv_len = wlen; - bv.bv_offset = off % PAGE_SIZE; WARN_ON(wlen == 0); + bvec_set_page(&bv, page, wlen, off % PAGE_SIZE); iov_iter_bvec(&iter, ITER_SOURCE, &bv, 1, wlen); ret = wait_for_direct_io(ORANGEFS_IO_WRITE, inode, &off, &iter, wlen, @@ -102,15 +100,11 @@ static int orangefs_writepages_work(struct orangefs_writepages *ow, for (i = 0; i < ow->npages; i++) { set_page_writeback(ow->pages[i]); - ow->bv[i].bv_page = ow->pages[i]; - ow->bv[i].bv_len = min(page_offset(ow->pages[i]) + PAGE_SIZE, - ow->off + ow->len) - - max(ow->off, page_offset(ow->pages[i])); - if (i == 0) - ow->bv[i].bv_offset = ow->off - - page_offset(ow->pages[i]); - else - ow->bv[i].bv_offset = 0; + bvec_set_page(&ow->bv[i], ow->pages[i], + min(page_offset(ow->pages[i]) + PAGE_SIZE, + ow->off + ow->len) - + max(ow->off, page_offset(ow->pages[i])), + i == 0 ? ow->off - page_offset(ow->pages[i]) : 0); } iov_iter_bvec(&iter, ITER_SOURCE, ow->bv, ow->npages, ow->len); @@ -300,9 +294,7 @@ static int orangefs_read_folio(struct file *file, struct folio *folio) orangefs_launder_folio(folio); off = folio_pos(folio); - bv.bv_page = &folio->page; - bv.bv_len = folio_size(folio); - bv.bv_offset = 0; + bvec_set_folio(&bv, folio, folio_size(folio), 0); iov_iter_bvec(&iter, ITER_DEST, &bv, 1, folio_size(folio)); ret = wait_for_direct_io(ORANGEFS_IO_READ, inode, &off, &iter, From patchwork Fri Feb 3 15:06:28 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 650871 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 7F68CC6379F for ; Fri, 3 Feb 2023 15:09:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234058AbjBCPJI (ORCPT ); Fri, 3 Feb 2023 10:09:08 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48874 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234040AbjBCPIQ (ORCPT ); Fri, 3 Feb 2023 10:08:16 -0500 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A78BBFF16; Fri, 3 Feb 2023 07:08:13 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=dTKHKRVOiZxguFuEK9aGNi2iPJtbueeyhuxlyEfvmCc=; b=ULLWnIwzUEY6/Q9qVLO7gvw8+M XsquPGePTfZjP71b/MLnNmfVIaXdCxfgge7DX2eGe+aN1hNlVP8iNAHk3pdpMmw6X6XyWKRLwXxD1 SaFjagBM0qpcLD4IijuTRJSPdNtwoh4gCxAi/L2yCyhGidBHFlB54moxrLT1CExRm7Qqk0oPRC3QF UztvULRJdPUYIYff571U59dCOzSWdY1aio0h51LL7NmLO9oUnqLBJjGB66OPdgeSs41hpd6cdOYoX /GPjwx4gaHfw2ikNfMjjpM+lD07l/GZC7P4wkmWbqemcZIiGRC8zjRr9UFx1SoNfbMlMuFli+EJdN XKD8CnIA==; Received: from [2001:4bb8:19a:272a:910:bb67:7287:f956] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1pNxf4-002b8L-GQ; Fri, 03 Feb 2023 15:07:34 +0000 From: Christoph Hellwig To: Jens Axboe Cc: Ilya Dryomov , "Michael S. Tsirkin" , Jason Wang , Minchan Kim , Sergey Senozhatsky , Keith Busch , Sagi Grimberg , Chaitanya Kulkarni , "Martin K. Petersen" , David Howells , Marc Dionne , Xiubo Li , Steve French , Trond Myklebust , Anna Schumaker , Mike Marshall , Andrew Morton , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Chuck Lever , linux-block@vger.kernel.org, ceph-devel@vger.kernel.org, virtualization@lists.linux-foundation.org, linux-nvme@lists.infradead.org, linux-scsi@vger.kernel.org, target-devel@vger.kernel.org, kvm@vger.kernel.org, netdev@vger.kernel.org, linux-afs@lists.infradead.org, linux-cifs@vger.kernel.org, samba-technical@lists.samba.org, linux-fsdevel@vger.kernel.org, linux-nfs@vger.kernel.org, devel@lists.orangefs.org, io-uring@vger.kernel.org, linux-mm@kvack.org Subject: [PATCH 17/23] splice: use bvec_set_page to initialize a bvec Date: Fri, 3 Feb 2023 16:06:28 +0100 Message-Id: <20230203150634.3199647-18-hch@lst.de> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230203150634.3199647-1-hch@lst.de> References: <20230203150634.3199647-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org Use the bvec_set_page helper to initialize a bvec. Signed-off-by: Christoph Hellwig --- fs/splice.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/fs/splice.c b/fs/splice.c index 5969b7a1d353a8..87d9b19349de63 100644 --- a/fs/splice.c +++ b/fs/splice.c @@ -675,9 +675,8 @@ iter_file_splice_write(struct pipe_inode_info *pipe, struct file *out, goto done; } - array[n].bv_page = buf->page; - array[n].bv_len = this_len; - array[n].bv_offset = buf->offset; + bvec_set_page(&array[n], buf->page, this_len, + buf->offset); left -= this_len; n++; } From patchwork Fri Feb 3 15:06:29 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 650559 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 0CAC4C61DA4 for ; Fri, 3 Feb 2023 15:09:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234196AbjBCPJH (ORCPT ); Fri, 3 Feb 2023 10:09:07 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48894 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234044AbjBCPIQ (ORCPT ); Fri, 3 Feb 2023 10:08:16 -0500 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 973472B288; Fri, 3 Feb 2023 07:08:13 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=uz6cImhGgWSk/8TF7+WqwepdT+RhrZkOFTZ89jD8wXQ=; b=dqg23m12BEZIc+VFHWEdK49td8 EzPqHiaHBxtaecy8a4y8X9KmXahOdKp7jg+9tm4y17ceS5EUXi5Y0rhCFXCtwp5Y4fT6iz3WzLfXa 8PMeu0NJ+HoX4bd9cUb3vyguqPBAoG2V965H7JO5JZzulxx7QDX6LV1oL9vux38/jBcuxW/wn81F8 gblVm9QyYHoW0PQgRVWTrZyfQv2cWAnrvyZDrY5Y6XUcuq5wTO1C6nBYkE7G/Mnop4FcH7hL6puPI 5A7ewzCc4B45vJ7Vm0+43q0skGlxyWrXRnZrnfWC6wrYcc/Irn3LYyGNLzN48X/EmQ8CB1bkD2V1Q Emla/aRA==; Received: from [2001:4bb8:19a:272a:910:bb67:7287:f956] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1pNxf7-002bBR-Ve; Fri, 03 Feb 2023 15:07:38 +0000 From: Christoph Hellwig To: Jens Axboe Cc: Ilya Dryomov , "Michael S. Tsirkin" , Jason Wang , Minchan Kim , Sergey Senozhatsky , Keith Busch , Sagi Grimberg , Chaitanya Kulkarni , "Martin K. Petersen" , David Howells , Marc Dionne , Xiubo Li , Steve French , Trond Myklebust , Anna Schumaker , Mike Marshall , Andrew Morton , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Chuck Lever , linux-block@vger.kernel.org, ceph-devel@vger.kernel.org, virtualization@lists.linux-foundation.org, linux-nvme@lists.infradead.org, linux-scsi@vger.kernel.org, target-devel@vger.kernel.org, kvm@vger.kernel.org, netdev@vger.kernel.org, linux-afs@lists.infradead.org, linux-cifs@vger.kernel.org, samba-technical@lists.samba.org, linux-fsdevel@vger.kernel.org, linux-nfs@vger.kernel.org, devel@lists.orangefs.org, io-uring@vger.kernel.org, linux-mm@kvack.org Subject: [PATCH 18/23] io_uring: use bvec_set_page to initialize a bvec Date: Fri, 3 Feb 2023 16:06:29 +0100 Message-Id: <20230203150634.3199647-19-hch@lst.de> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230203150634.3199647-1-hch@lst.de> References: <20230203150634.3199647-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org Use the bvec_set_page helper to initialize a bvec. Signed-off-by: Christoph Hellwig Reviewed-by: Chaitanya Kulkarni --- io_uring/rsrc.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/io_uring/rsrc.c b/io_uring/rsrc.c index 18de10c68a151b..a59fc02de5983c 100644 --- a/io_uring/rsrc.c +++ b/io_uring/rsrc.c @@ -1237,9 +1237,7 @@ static int io_sqe_buffer_register(struct io_ring_ctx *ctx, struct iovec *iov, size_t vec_len; vec_len = min_t(size_t, size, PAGE_SIZE - off); - imu->bvec[i].bv_page = pages[i]; - imu->bvec[i].bv_len = vec_len; - imu->bvec[i].bv_offset = off; + bvec_set_page(&imu->bvec[i], pages[i], vec_len, off); off = 0; size -= vec_len; } From patchwork Fri Feb 3 15:06:30 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 650556 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 DB3D1C636D7 for ; Fri, 3 Feb 2023 15:12:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234162AbjBCPMN (ORCPT ); Fri, 3 Feb 2023 10:12:13 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48140 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234158AbjBCPL7 (ORCPT ); Fri, 3 Feb 2023 10:11:59 -0500 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 48A2CA841A; Fri, 3 Feb 2023 07:09:46 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=h+lHe/qj9+NLcJnalyqirfAInpcSjbUKRj83r5gu0OY=; b=opeqTYIsDd5ySHkM8/Z17yOBYI EYj/TALLVbPcdK9L0xzB5abV1zpI5xqkO2L2YF6MxMZvyva0gUzw7pgM34AaCSLiLPIiDfg6ywwlE p/uz0Hp+FcwrBScWBZ4n4X2ams8XcFdxqkklIPUnlIp6crcuB/NPS5dJIyr64dZwb44pwvjVg1Idr gjtWxsXOoyGZV1XK5Kjfjy+OQZ/3a8RJDFtiI3W/17L8wvNj+WCY1iJfsOS/RvmqrXRrNn9ZnCGQY VbPrXwoOPchaeJVVKF+sqRUov+yXi3gGw6ZN19Dh+G7on2Pg9/Hv3nMZoM1b+AA1D0a86INXiHkNn kOEksMvg==; Received: from [2001:4bb8:19a:272a:910:bb67:7287:f956] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1pNxfB-002bFh-IR; Fri, 03 Feb 2023 15:07:42 +0000 From: Christoph Hellwig To: Jens Axboe Cc: Ilya Dryomov , "Michael S. Tsirkin" , Jason Wang , Minchan Kim , Sergey Senozhatsky , Keith Busch , Sagi Grimberg , Chaitanya Kulkarni , "Martin K. Petersen" , David Howells , Marc Dionne , Xiubo Li , Steve French , Trond Myklebust , Anna Schumaker , Mike Marshall , Andrew Morton , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Chuck Lever , linux-block@vger.kernel.org, ceph-devel@vger.kernel.org, virtualization@lists.linux-foundation.org, linux-nvme@lists.infradead.org, linux-scsi@vger.kernel.org, target-devel@vger.kernel.org, kvm@vger.kernel.org, netdev@vger.kernel.org, linux-afs@lists.infradead.org, linux-cifs@vger.kernel.org, samba-technical@lists.samba.org, linux-fsdevel@vger.kernel.org, linux-nfs@vger.kernel.org, devel@lists.orangefs.org, io-uring@vger.kernel.org, linux-mm@kvack.org Subject: [PATCH 19/23] swap: use bvec_set_page to initialize bvecs Date: Fri, 3 Feb 2023 16:06:30 +0100 Message-Id: <20230203150634.3199647-20-hch@lst.de> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230203150634.3199647-1-hch@lst.de> References: <20230203150634.3199647-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org Use the bvec_set_page helper to initialize bvecs. Signed-off-by: Christoph Hellwig --- mm/page_io.c | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-) diff --git a/mm/page_io.c b/mm/page_io.c index 3a5f921b932e82..233f6e6eb1c508 100644 --- a/mm/page_io.c +++ b/mm/page_io.c @@ -318,9 +318,7 @@ static int swap_writepage_fs(struct page *page, struct writeback_control *wbc) sio->pages = 0; sio->len = 0; } - sio->bvec[sio->pages].bv_page = page; - sio->bvec[sio->pages].bv_len = thp_size(page); - sio->bvec[sio->pages].bv_offset = 0; + bvec_set_page(&sio->bvec[sio->pages], page, thp_size(page), 0); sio->len += thp_size(page); sio->pages += 1; if (sio->pages == ARRAY_SIZE(sio->bvec) || !wbc->swap_plug) { @@ -432,9 +430,7 @@ static void swap_readpage_fs(struct page *page, sio->pages = 0; sio->len = 0; } - sio->bvec[sio->pages].bv_page = page; - sio->bvec[sio->pages].bv_len = thp_size(page); - sio->bvec[sio->pages].bv_offset = 0; + bvec_set_page(&sio->bvec[sio->pages], page, thp_size(page), 0); sio->len += thp_size(page); sio->pages += 1; if (sio->pages == ARRAY_SIZE(sio->bvec) || !plug) { From patchwork Fri Feb 3 15:06:31 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 650558 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 A256DC636D7 for ; Fri, 3 Feb 2023 15:09:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234229AbjBCPJN (ORCPT ); Fri, 3 Feb 2023 10:09:13 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48762 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233970AbjBCPIV (ORCPT ); Fri, 3 Feb 2023 10:08:21 -0500 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D95A946705; Fri, 3 Feb 2023 07:08:17 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=2wTw7HkUjs1o6mx8pDSLEqzVcH91B6qVA7sAnj3S4Po=; b=ToEbOtDNdTBGoUgoMd3dVYIAK+ Vo+zqcrz8IVsOHzD2xIZFEL2t9Bn/hNiVbmh+YIKKRcvOn1ubj24IihBgJh2kM5KFu6iVtqtwpzxX oRD7Xo02sO7/WXeEh1Bq2VQyw4arZl+NOMyoR/R0jybBJwCkPEAv1fus8+GKr8vOV+/6nctIvAXQX v/8IR4b2+Vt8YkIC6hmjY723lH+FryD2Ya2pjiiKi55AuYTSdyGrkSc/nPY8GqU2dWmMb8VNRdmeA e6icfVpC02OEMu+KnxJRix9jzSPIf3CAvspcMVIb2QGK3zEHEfl6L8YRmlO1OSvmS6PInQuuEdJv8 BjFgLaZQ==; Received: from [2001:4bb8:19a:272a:910:bb67:7287:f956] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1pNxfH-002bLQ-H0; Fri, 03 Feb 2023 15:07:48 +0000 From: Christoph Hellwig To: Jens Axboe Cc: Ilya Dryomov , "Michael S. Tsirkin" , Jason Wang , Minchan Kim , Sergey Senozhatsky , Keith Busch , Sagi Grimberg , Chaitanya Kulkarni , "Martin K. Petersen" , David Howells , Marc Dionne , Xiubo Li , Steve French , Trond Myklebust , Anna Schumaker , Mike Marshall , Andrew Morton , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Chuck Lever , linux-block@vger.kernel.org, ceph-devel@vger.kernel.org, virtualization@lists.linux-foundation.org, linux-nvme@lists.infradead.org, linux-scsi@vger.kernel.org, target-devel@vger.kernel.org, kvm@vger.kernel.org, netdev@vger.kernel.org, linux-afs@lists.infradead.org, linux-cifs@vger.kernel.org, samba-technical@lists.samba.org, linux-fsdevel@vger.kernel.org, linux-nfs@vger.kernel.org, devel@lists.orangefs.org, io-uring@vger.kernel.org, linux-mm@kvack.org Subject: [PATCH 20/23] rxrpc: use bvec_set_page to initialize a bvec Date: Fri, 3 Feb 2023 16:06:31 +0100 Message-Id: <20230203150634.3199647-21-hch@lst.de> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230203150634.3199647-1-hch@lst.de> References: <20230203150634.3199647-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org Use the bvec_set_page helper to initialize a bvec. Signed-off-by: Christoph Hellwig Acked-by: David Howells --- net/rxrpc/rxperf.c | 8 +++----- 1 file changed, 3 insertions(+), 5 deletions(-) diff --git a/net/rxrpc/rxperf.c b/net/rxrpc/rxperf.c index 16dcabb71ebe16..4a2e90015ca72c 100644 --- a/net/rxrpc/rxperf.c +++ b/net/rxrpc/rxperf.c @@ -493,7 +493,7 @@ static int rxperf_deliver_request(struct rxperf_call *call) static int rxperf_process_call(struct rxperf_call *call) { struct msghdr msg = {}; - struct bio_vec bv[1]; + struct bio_vec bv; struct kvec iov[1]; ssize_t n; size_t reply_len = call->reply_len, len; @@ -503,10 +503,8 @@ static int rxperf_process_call(struct rxperf_call *call) while (reply_len > 0) { len = min_t(size_t, reply_len, PAGE_SIZE); - bv[0].bv_page = ZERO_PAGE(0); - bv[0].bv_offset = 0; - bv[0].bv_len = len; - iov_iter_bvec(&msg.msg_iter, WRITE, bv, 1, len); + bvec_set_page(&bv, ZERO_PAGE(0), len, 0); + iov_iter_bvec(&msg.msg_iter, WRITE, &bv, 1, len); msg.msg_flags = MSG_MORE; n = rxrpc_kernel_send_data(rxperf_socket, call->rxcall, &msg, len, rxperf_notify_end_reply_tx); From patchwork Fri Feb 3 15:06:32 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 650870 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 40775C636D7 for ; Fri, 3 Feb 2023 15:10:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234330AbjBCPKc (ORCPT ); Fri, 3 Feb 2023 10:10:32 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50600 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234168AbjBCPJA (ORCPT ); Fri, 3 Feb 2023 10:09:00 -0500 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 96903A145A; Fri, 3 Feb 2023 07:08:29 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=WVeCTAFZrkMT1bjw8l1TFDAlVxNms+8mA7ykabtaeDg=; b=t9FEQ5rjC3OIn2nzgYy1gJw8Mr n53fGXsQMf+ehav4QQE5ZTAG8tGsjUiGEBVQYh2SDvUkP9IT5HI/OvK6+Vuq11BsHPccCsYlaVya8 pSFtm+XG2ShLMfy3vd1SSr6c38wjVS0dXGNtGikvtcXOlAn4vjpa1DRXkf999sCWxsy5/DVR36uk5 iqpwoO7N70bhXaz2L3OKdTWPG2CIMdaT/I9joJapJfQKQxfPZTsr5I5s2fspc63TJDqQDH58BYjKO tC7gYnap2gM8uy5sbPN/U8EX8p/ffgsOL0XlluLwFPxZAKLKhDgrpaYcRf0sLoH554FDB8S4FjEB0 l9W1hitg==; Received: from [2001:4bb8:19a:272a:910:bb67:7287:f956] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1pNxfM-002bR0-0P; Fri, 03 Feb 2023 15:07:52 +0000 From: Christoph Hellwig To: Jens Axboe Cc: Ilya Dryomov , "Michael S. Tsirkin" , Jason Wang , Minchan Kim , Sergey Senozhatsky , Keith Busch , Sagi Grimberg , Chaitanya Kulkarni , "Martin K. Petersen" , David Howells , Marc Dionne , Xiubo Li , Steve French , Trond Myklebust , Anna Schumaker , Mike Marshall , Andrew Morton , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Chuck Lever , linux-block@vger.kernel.org, ceph-devel@vger.kernel.org, virtualization@lists.linux-foundation.org, linux-nvme@lists.infradead.org, linux-scsi@vger.kernel.org, target-devel@vger.kernel.org, kvm@vger.kernel.org, netdev@vger.kernel.org, linux-afs@lists.infradead.org, linux-cifs@vger.kernel.org, samba-technical@lists.samba.org, linux-fsdevel@vger.kernel.org, linux-nfs@vger.kernel.org, devel@lists.orangefs.org, io-uring@vger.kernel.org, linux-mm@kvack.org Subject: [PATCH 21/23] sunrpc: use bvec_set_page to initialize bvecs Date: Fri, 3 Feb 2023 16:06:32 +0100 Message-Id: <20230203150634.3199647-22-hch@lst.de> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230203150634.3199647-1-hch@lst.de> References: <20230203150634.3199647-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org Use the bvec_set_page helper to initialize bvecs. Signed-off-by: Christoph Hellwig Acked-by: Chuck Lever Acked-by: Trond Myklebust --- net/sunrpc/svcsock.c | 7 ++----- net/sunrpc/xdr.c | 5 ++--- 2 files changed, 4 insertions(+), 8 deletions(-) diff --git a/net/sunrpc/svcsock.c b/net/sunrpc/svcsock.c index 815baf308236a9..91252adcae4696 100644 --- a/net/sunrpc/svcsock.c +++ b/net/sunrpc/svcsock.c @@ -252,11 +252,8 @@ static ssize_t svc_tcp_read_msg(struct svc_rqst *rqstp, size_t buflen, clear_bit(XPT_DATA, &svsk->sk_xprt.xpt_flags); - for (i = 0, t = 0; t < buflen; i++, t += PAGE_SIZE) { - bvec[i].bv_page = rqstp->rq_pages[i]; - bvec[i].bv_len = PAGE_SIZE; - bvec[i].bv_offset = 0; - } + for (i = 0, t = 0; t < buflen; i++, t += PAGE_SIZE) + bvec_set_page(&bvec[i], rqstp->rq_pages[i], PAGE_SIZE, 0); rqstp->rq_respages = &rqstp->rq_pages[i]; rqstp->rq_next_page = rqstp->rq_respages + 1; diff --git a/net/sunrpc/xdr.c b/net/sunrpc/xdr.c index f7767bf224069f..afe7ec02d23229 100644 --- a/net/sunrpc/xdr.c +++ b/net/sunrpc/xdr.c @@ -150,9 +150,8 @@ xdr_alloc_bvec(struct xdr_buf *buf, gfp_t gfp) if (!buf->bvec) return -ENOMEM; for (i = 0; i < n; i++) { - buf->bvec[i].bv_page = buf->pages[i]; - buf->bvec[i].bv_len = PAGE_SIZE; - buf->bvec[i].bv_offset = 0; + bvec_set_page(&buf->bvec[i], buf->pages[i], PAGE_SIZE, + 0); } } return 0; From patchwork Fri Feb 3 15:06:33 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 650557 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 7CD5AC05027 for ; Fri, 3 Feb 2023 15:10:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234365AbjBCPKj (ORCPT ); Fri, 3 Feb 2023 10:10:39 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50920 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234207AbjBCPJI (ORCPT ); Fri, 3 Feb 2023 10:09:08 -0500 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 327D2A7033; Fri, 3 Feb 2023 07:08:33 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=68cg5sT+53fHc5ofdY3atwSg1h/zl/AMIkCUias8WPw=; b=OrVHU0josMG1tm0/qll5D//KkE sHB2FVfpIhpYTK7rLXJfQyDklsJwU4X0/58LWBOWDUlFRpxm5OX8LZ38On6gVe2XpIOPkeA+P8xoD TZ2DO8jwimsWHueBdTjTCX0C3zVEQX2st4MqlC1sZLeSZATk763qhW5Dd6aQJXWNFMvnnXAy/95Z8 TIBdyMza3fTMTZS9466lhnbRr1s77/RsbXXj8E6Xw/boPxxUBFIiwZCUCRBpZKvgXDUam/JKncbGw EiV8Ifcm45+2EeKCpIOEezYaOc4hDJV6kCVQL6LXD/9gGTXnlkyGLx8cGYuQpVJ8Hzh85F9kOLrSa NJbG5t2A==; Received: from [2001:4bb8:19a:272a:910:bb67:7287:f956] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1pNxfP-002bWg-QF; Fri, 03 Feb 2023 15:07:56 +0000 From: Christoph Hellwig To: Jens Axboe Cc: Ilya Dryomov , "Michael S. Tsirkin" , Jason Wang , Minchan Kim , Sergey Senozhatsky , Keith Busch , Sagi Grimberg , Chaitanya Kulkarni , "Martin K. Petersen" , David Howells , Marc Dionne , Xiubo Li , Steve French , Trond Myklebust , Anna Schumaker , Mike Marshall , Andrew Morton , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Chuck Lever , linux-block@vger.kernel.org, ceph-devel@vger.kernel.org, virtualization@lists.linux-foundation.org, linux-nvme@lists.infradead.org, linux-scsi@vger.kernel.org, target-devel@vger.kernel.org, kvm@vger.kernel.org, netdev@vger.kernel.org, linux-afs@lists.infradead.org, linux-cifs@vger.kernel.org, samba-technical@lists.samba.org, linux-fsdevel@vger.kernel.org, linux-nfs@vger.kernel.org, devel@lists.orangefs.org, io-uring@vger.kernel.org, linux-mm@kvack.org Subject: [PATCH 22/23] vringh: use bvec_set_page to initialize a bvec Date: Fri, 3 Feb 2023 16:06:33 +0100 Message-Id: <20230203150634.3199647-23-hch@lst.de> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230203150634.3199647-1-hch@lst.de> References: <20230203150634.3199647-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org Use the bvec_set_page helper to initialize a bvec. Signed-off-by: Christoph Hellwig Acked-by: Jason Wang --- drivers/vhost/vringh.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/drivers/vhost/vringh.c b/drivers/vhost/vringh.c index 33eb941fcf1546..a1e27da544814a 100644 --- a/drivers/vhost/vringh.c +++ b/drivers/vhost/vringh.c @@ -1126,9 +1126,8 @@ static int iotlb_translate(const struct vringh *vrh, size = map->size - addr + map->start; pa = map->addr + addr - map->start; pfn = pa >> PAGE_SHIFT; - iov[ret].bv_page = pfn_to_page(pfn); - iov[ret].bv_len = min(len - s, size); - iov[ret].bv_offset = pa & (PAGE_SIZE - 1); + bvec_set_page(&iov[ret], pfn_to_page(pfn), min(len - s, size), + pa & (PAGE_SIZE - 1)); s += size; addr += size; ++ret; From patchwork Fri Feb 3 15:06:34 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 650869 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 630E1C636D7 for ; Fri, 3 Feb 2023 15:10:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233929AbjBCPKl (ORCPT ); Fri, 3 Feb 2023 10:10:41 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51822 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234113AbjBCPJq (ORCPT ); Fri, 3 Feb 2023 10:09:46 -0500 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A5867A7ED8; Fri, 3 Feb 2023 07:08:36 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=hrqLS9VRJdwWgQKPMrZrcg15ZPJuMvt1hsLhaUGAnIc=; b=BFKATpqtVunXubdNNkJ5PWdGdR w5eGqcr1X3knNS9rr6k9oWENyIENlbi6OonNovYL8ZHpJJjUDwpcHhHTonjJY90oiMj+zCg0GCLCT ZgNdYtwQXm0LQxe0W+f7iZTRogn9U/K+/3e+BH4ejOUB6/fIsWrQ9/00S1gnU4+Kd1mny+mtvIcKf JBQbwIHCn96cgHxD69nkGyasiOfbHuKn0hnE8rzKpZB3qBEEW9iNbSwkEF+umPMiYEN99kqyv25Ra OyRlO6fWHiMfP1LpyRoEaKpRG1PL6hAcJNC4/vgMJdlJJBo2kCaI7cWoF5XwWHzsLSZZ3Jn/itg0Q 3+X6SEYg==; Received: from [2001:4bb8:19a:272a:910:bb67:7287:f956] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1pNxfT-002bcT-3j; Fri, 03 Feb 2023 15:07:59 +0000 From: Christoph Hellwig To: Jens Axboe Cc: Ilya Dryomov , "Michael S. Tsirkin" , Jason Wang , Minchan Kim , Sergey Senozhatsky , Keith Busch , Sagi Grimberg , Chaitanya Kulkarni , "Martin K. Petersen" , David Howells , Marc Dionne , Xiubo Li , Steve French , Trond Myklebust , Anna Schumaker , Mike Marshall , Andrew Morton , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Chuck Lever , linux-block@vger.kernel.org, ceph-devel@vger.kernel.org, virtualization@lists.linux-foundation.org, linux-nvme@lists.infradead.org, linux-scsi@vger.kernel.org, target-devel@vger.kernel.org, kvm@vger.kernel.org, netdev@vger.kernel.org, linux-afs@lists.infradead.org, linux-cifs@vger.kernel.org, samba-technical@lists.samba.org, linux-fsdevel@vger.kernel.org, linux-nfs@vger.kernel.org, devel@lists.orangefs.org, io-uring@vger.kernel.org, linux-mm@kvack.org Subject: [PATCH 23/23] libceph: use bvec_set_page to initialize bvecs Date: Fri, 3 Feb 2023 16:06:34 +0100 Message-Id: <20230203150634.3199647-24-hch@lst.de> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230203150634.3199647-1-hch@lst.de> References: <20230203150634.3199647-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org Use the bvec_set_page helper to initialize bvecs. Signed-off-by: Christoph Hellwig Reviewed-by: Ilya Dryomov --- net/ceph/messenger_v1.c | 7 ++----- net/ceph/messenger_v2.c | 28 +++++++++++----------------- 2 files changed, 13 insertions(+), 22 deletions(-) diff --git a/net/ceph/messenger_v1.c b/net/ceph/messenger_v1.c index d1787d7d33ef9a..d664cb1593a777 100644 --- a/net/ceph/messenger_v1.c +++ b/net/ceph/messenger_v1.c @@ -40,15 +40,12 @@ static int ceph_tcp_recvmsg(struct socket *sock, void *buf, size_t len) static int ceph_tcp_recvpage(struct socket *sock, struct page *page, int page_offset, size_t length) { - struct bio_vec bvec = { - .bv_page = page, - .bv_offset = page_offset, - .bv_len = length - }; + struct bio_vec bvec; struct msghdr msg = { .msg_flags = MSG_DONTWAIT | MSG_NOSIGNAL }; int r; BUG_ON(page_offset + length > PAGE_SIZE); + bvec_set_page(&bvec, page, length, page_offset); iov_iter_bvec(&msg.msg_iter, ITER_DEST, &bvec, 1, length); r = sock_recvmsg(sock, &msg, msg.msg_flags); if (r == -EAGAIN) diff --git a/net/ceph/messenger_v2.c b/net/ceph/messenger_v2.c index 3009028c4fa28f..301a991dc6a68e 100644 --- a/net/ceph/messenger_v2.c +++ b/net/ceph/messenger_v2.c @@ -149,10 +149,10 @@ static int do_try_sendpage(struct socket *sock, struct iov_iter *it) while (iov_iter_count(it)) { /* iov_iter_iovec() for ITER_BVEC */ - bv.bv_page = it->bvec->bv_page; - bv.bv_offset = it->bvec->bv_offset + it->iov_offset; - bv.bv_len = min(iov_iter_count(it), - it->bvec->bv_len - it->iov_offset); + bvec_set_page(&bv, it->bvec->bv_page, + min(iov_iter_count(it), + it->bvec->bv_len - it->iov_offset), + it->bvec->bv_offset + it->iov_offset); /* * sendpage cannot properly handle pages with @@ -286,9 +286,8 @@ static void set_out_bvec_zero(struct ceph_connection *con) WARN_ON(iov_iter_count(&con->v2.out_iter)); WARN_ON(!con->v2.out_zero); - con->v2.out_bvec.bv_page = ceph_zero_page; - con->v2.out_bvec.bv_offset = 0; - con->v2.out_bvec.bv_len = min(con->v2.out_zero, (int)PAGE_SIZE); + bvec_set_page(&con->v2.out_bvec, ceph_zero_page, + min(con->v2.out_zero, (int)PAGE_SIZE), 0); con->v2.out_iter_sendpage = true; iov_iter_bvec(&con->v2.out_iter, ITER_SOURCE, &con->v2.out_bvec, 1, con->v2.out_bvec.bv_len); @@ -863,10 +862,7 @@ static void get_bvec_at(struct ceph_msg_data_cursor *cursor, /* get a piece of data, cursor isn't advanced */ page = ceph_msg_data_next(cursor, &off, &len); - - bv->bv_page = page; - bv->bv_offset = off; - bv->bv_len = len; + bvec_set_page(bv, page, len, off); } static int calc_sg_cnt(void *buf, int buf_len) @@ -1855,9 +1851,8 @@ static void prepare_read_enc_page(struct ceph_connection *con) con->v2.in_enc_resid); WARN_ON(!con->v2.in_enc_resid); - bv.bv_page = con->v2.in_enc_pages[con->v2.in_enc_i]; - bv.bv_offset = 0; - bv.bv_len = min(con->v2.in_enc_resid, (int)PAGE_SIZE); + bvec_set_page(&bv, con->v2.in_enc_pages[con->v2.in_enc_i], + min(con->v2.in_enc_resid, (int)PAGE_SIZE), 0); set_in_bvec(con, &bv); con->v2.in_enc_i++; @@ -2998,9 +2993,8 @@ static void queue_enc_page(struct ceph_connection *con) con->v2.out_enc_resid); WARN_ON(!con->v2.out_enc_resid); - bv.bv_page = con->v2.out_enc_pages[con->v2.out_enc_i]; - bv.bv_offset = 0; - bv.bv_len = min(con->v2.out_enc_resid, (int)PAGE_SIZE); + bvec_set_page(&bv, con->v2.out_enc_pages[con->v2.out_enc_i], + min(con->v2.out_enc_resid, (int)PAGE_SIZE), 0); set_out_bvec(con, &bv, false); con->v2.out_enc_i++;