From patchwork Fri Apr 15 10:39:45 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mike Christie X-Patchwork-Id: 8849171 Return-Path: X-Original-To: patchwork-linux-btrfs@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id E7EC0C0553 for ; Fri, 15 Apr 2016 11:06:39 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 04D6C200BE for ; Fri, 15 Apr 2016 11:06:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 084A320295 for ; Fri, 15 Apr 2016 11:06:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753975AbcDOLD5 (ORCPT ); Fri, 15 Apr 2016 07:03:57 -0400 Received: from mx1.redhat.com ([209.132.183.28]:56896 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753185AbcDOKlD (ORCPT ); Fri, 15 Apr 2016 06:41:03 -0400 Received: from int-mx11.intmail.prod.int.phx2.redhat.com (int-mx11.intmail.prod.int.phx2.redhat.com [10.5.11.24]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 27B746316D; Fri, 15 Apr 2016 10:41:03 +0000 (UTC) Received: from rh2.redhat.com (vpn-48-158.rdu2.redhat.com [10.10.48.158]) by int-mx11.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id u3FAe32B010243; Fri, 15 Apr 2016 06:41:01 -0400 From: mchristi@redhat.com To: linux-f2fs-devel@lists.sourceforge.net, linux-ext4@vger.kernel.org, konrad.wilk@oracle.com, drbd-dev@lists.linbit.com, philipp.reisner@linbit.com, lars.ellenberg@linbit.com, linux-raid@vger.kernel.org, dm-devel@redhat.com, linux-fsdevel@vger.kernel.org, linux-bcache@vger.kernel.org, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, linux-scsi@vger.kernel.org, linux-mtd@lists.infradead.org, target-devel@vger.kernel.org, linux-btrfs@vger.kernel.org, osd-dev@open-osd.org, xfs@oss.sgi.com, ocfs2-devel@oss.oracle.com Cc: Mike Christie Subject: [PATCH 25/42] target: set bi_op to REQ_OP Date: Fri, 15 Apr 2016 05:39:45 -0500 Message-Id: <1460716802-2294-26-git-send-email-mchristi@redhat.com> In-Reply-To: <1460716802-2294-1-git-send-email-mchristi@redhat.com> References: <1460716802-2294-1-git-send-email-mchristi@redhat.com> X-Scanned-By: MIMEDefang 2.68 on 10.5.11.24 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.38]); Fri, 15 Apr 2016 10:41:03 +0000 (UTC) Sender: linux-btrfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org X-Spam-Status: No, score=-7.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Mike Christie This patch has the target modules use bio->bi_op for REQ_OPs and rq_flag_bits to bio->bi_rw. Signed-off-by: Mike Christie Reviewed-by: Christoph Hellwig Reviewed-by: Hannes Reinecke Acked-by: Nicholas Bellinger --- drivers/target/target_core_iblock.c | 30 +++++++++++++++--------------- drivers/target/target_core_pscsi.c | 2 +- 2 files changed, 16 insertions(+), 16 deletions(-) diff --git a/drivers/target/target_core_iblock.c b/drivers/target/target_core_iblock.c index c25109c..5e60dbc 100644 --- a/drivers/target/target_core_iblock.c +++ b/drivers/target/target_core_iblock.c @@ -312,7 +312,8 @@ static void iblock_bio_done(struct bio *bio) } static struct bio * -iblock_get_bio(struct se_cmd *cmd, sector_t lba, u32 sg_num, int rw) +iblock_get_bio(struct se_cmd *cmd, sector_t lba, u32 sg_num, int op, + int op_flags) { struct iblock_dev *ib_dev = IBLOCK_DEV(cmd->se_dev); struct bio *bio; @@ -334,7 +335,8 @@ iblock_get_bio(struct se_cmd *cmd, sector_t lba, u32 sg_num, int rw) bio->bi_private = cmd; bio->bi_end_io = &iblock_bio_done; bio->bi_iter.bi_sector = lba; - bio->bi_rw = rw; + bio->bi_op = op; + bio->bi_rw = op_flags; return bio; } @@ -480,7 +482,7 @@ iblock_execute_write_same(struct se_cmd *cmd) goto fail; cmd->priv = ibr; - bio = iblock_get_bio(cmd, block_lba, 1, WRITE); + bio = iblock_get_bio(cmd, block_lba, 1, REQ_OP_WRITE, 0); if (!bio) goto fail_free_ibr; @@ -493,7 +495,8 @@ iblock_execute_write_same(struct se_cmd *cmd) while (bio_add_page(bio, sg_page(sg), sg->length, sg->offset) != sg->length) { - bio = iblock_get_bio(cmd, block_lba, 1, WRITE); + bio = iblock_get_bio(cmd, block_lba, 1, REQ_OP_WRITE, + 0); if (!bio) goto fail_put_bios; @@ -679,8 +682,7 @@ iblock_execute_rw(struct se_cmd *cmd, struct scatterlist *sgl, u32 sgl_nents, struct scatterlist *sg; u32 sg_num = sgl_nents; unsigned bio_cnt; - int rw = 0; - int i; + int i, op, op_flags = 0; if (data_direction == DMA_TO_DEVICE) { struct iblock_dev *ib_dev = IBLOCK_DEV(dev); @@ -689,18 +691,15 @@ iblock_execute_rw(struct se_cmd *cmd, struct scatterlist *sgl, u32 sgl_nents, * Force writethrough using WRITE_FUA if a volatile write cache * is not enabled, or if initiator set the Force Unit Access bit. */ + op = REQ_OP_WRITE; if (test_bit(QUEUE_FLAG_FUA, &q->queue_flags)) { if (cmd->se_cmd_flags & SCF_FUA) - rw = WRITE_FUA; + op_flags = WRITE_FUA; else if (!test_bit(QUEUE_FLAG_WC, &q->queue_flags)) - rw = WRITE_FUA; - else - rw = WRITE; - } else { - rw = WRITE; + op_flags = WRITE_FUA; } } else { - rw = READ; + op = REQ_OP_READ; } ibr = kzalloc(sizeof(struct iblock_req), GFP_KERNEL); @@ -714,7 +713,7 @@ iblock_execute_rw(struct se_cmd *cmd, struct scatterlist *sgl, u32 sgl_nents, return 0; } - bio = iblock_get_bio(cmd, block_lba, sgl_nents, rw); + bio = iblock_get_bio(cmd, block_lba, sgl_nents, op, op_flags); if (!bio) goto fail_free_ibr; @@ -738,7 +737,8 @@ iblock_execute_rw(struct se_cmd *cmd, struct scatterlist *sgl, u32 sgl_nents, bio_cnt = 0; } - bio = iblock_get_bio(cmd, block_lba, sg_num, rw); + bio = iblock_get_bio(cmd, block_lba, sg_num, op, + op_flags); if (!bio) goto fail_put_bios; diff --git a/drivers/target/target_core_pscsi.c b/drivers/target/target_core_pscsi.c index de18790..2cf915c 100644 --- a/drivers/target/target_core_pscsi.c +++ b/drivers/target/target_core_pscsi.c @@ -922,7 +922,7 @@ pscsi_map_sg(struct se_cmd *cmd, struct scatterlist *sgl, u32 sgl_nents, goto fail; if (rw) - bio->bi_rw |= REQ_WRITE; + bio->bi_op = REQ_OP_WRITE; pr_debug("PSCSI: Allocated bio: %p," " dir: %s nr_vecs: %d\n", bio,