From patchwork Fri Apr 15 19:15:50 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mike Christie X-Patchwork-Id: 8855901 Return-Path: X-Original-To: patchwork-dm-devel@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 895AC9F3A0 for ; Fri, 15 Apr 2016 19:20:49 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 8A8DB20272 for ; Fri, 15 Apr 2016 19:20:48 +0000 (UTC) Received: from mx5-phx2.redhat.com (mx5-phx2.redhat.com [209.132.183.37]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 8227920149 for ; Fri, 15 Apr 2016 19:20:47 +0000 (UTC) Received: from lists01.pubmisc.prod.ext.phx2.redhat.com (lists01.pubmisc.prod.ext.phx2.redhat.com [10.5.19.33]) by mx5-phx2.redhat.com (8.14.4/8.14.4) with ESMTP id u3FJGwLM017982; Fri, 15 Apr 2016 15:16:58 -0400 Received: from int-mx11.intmail.prod.int.phx2.redhat.com (int-mx11.intmail.prod.int.phx2.redhat.com [10.5.11.24]) by lists01.pubmisc.prod.ext.phx2.redhat.com (8.13.8/8.13.8) with ESMTP id u3FJGuCS026714 for ; Fri, 15 Apr 2016 15:16:56 -0400 Received: from rh2.redhat.com (vpn-53-120.rdu2.redhat.com [10.10.53.120]) by int-mx11.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id u3FJGIhf007872; Fri, 15 Apr 2016 15:16:54 -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 Date: Fri, 15 Apr 2016 14:15:50 -0500 Message-Id: <1460747777-8479-16-git-send-email-mchristi@redhat.com> In-Reply-To: <1460747777-8479-1-git-send-email-mchristi@redhat.com> References: <1460747777-8479-1-git-send-email-mchristi@redhat.com> X-Scanned-By: MIMEDefang 2.68 on 10.5.11.24 X-loop: dm-devel@redhat.com Cc: Mike Christie Subject: [dm-devel] [PATCH 15/42] mpage: set bi_op to REQ_OP X-BeenThere: dm-devel@redhat.com X-Mailman-Version: 2.1.12 Precedence: junk List-Id: device-mapper development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: dm-devel-bounces@redhat.com Errors-To: dm-devel-bounces@redhat.com X-Spam-Status: No, score=-5.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, 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 mpage.c 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 --- fs/mpage.c | 41 +++++++++++++++++++++-------------------- 1 file changed, 21 insertions(+), 20 deletions(-) diff --git a/fs/mpage.c b/fs/mpage.c index 2c251ec..89f58f1 100644 --- a/fs/mpage.c +++ b/fs/mpage.c @@ -56,11 +56,12 @@ static void mpage_end_io(struct bio *bio) bio_put(bio); } -static struct bio *mpage_bio_submit(int rw, struct bio *bio) +static struct bio *mpage_bio_submit(int op, int op_flags, struct bio *bio) { bio->bi_end_io = mpage_end_io; - bio->bi_rw = rw; - guard_bio_eod(rw, bio); + bio->bi_op = op; + bio->bi_rw = op_flags; + guard_bio_eod(op, bio); submit_bio(bio); return NULL; } @@ -270,7 +271,7 @@ do_mpage_readpage(struct bio *bio, struct page *page, unsigned nr_pages, * This page will go to BIO. Do we need to send this BIO off first? */ if (bio && (*last_block_in_bio != blocks[0] - 1)) - bio = mpage_bio_submit(READ, bio); + bio = mpage_bio_submit(REQ_OP_READ, 0, bio); alloc_new: if (bio == NULL) { @@ -287,7 +288,7 @@ alloc_new: length = first_hole << blkbits; if (bio_add_page(bio, page, length, 0) < length) { - bio = mpage_bio_submit(READ, bio); + bio = mpage_bio_submit(REQ_OP_READ, 0, bio); goto alloc_new; } @@ -295,7 +296,7 @@ alloc_new: nblocks = map_bh->b_size >> blkbits; if ((buffer_boundary(map_bh) && relative_block == nblocks) || (first_hole != blocks_per_page)) - bio = mpage_bio_submit(READ, bio); + bio = mpage_bio_submit(REQ_OP_READ, 0, bio); else *last_block_in_bio = blocks[blocks_per_page - 1]; out: @@ -303,7 +304,7 @@ out: confused: if (bio) - bio = mpage_bio_submit(READ, bio); + bio = mpage_bio_submit(REQ_OP_READ, 0, bio); if (!PageUptodate(page)) block_read_full_page(page, get_block); else @@ -385,7 +386,7 @@ mpage_readpages(struct address_space *mapping, struct list_head *pages, } BUG_ON(!list_empty(pages)); if (bio) - mpage_bio_submit(READ, bio); + mpage_bio_submit(REQ_OP_READ, 0, bio); return 0; } EXPORT_SYMBOL(mpage_readpages); @@ -406,7 +407,7 @@ int mpage_readpage(struct page *page, get_block_t get_block) bio = do_mpage_readpage(bio, page, 1, &last_block_in_bio, &map_bh, &first_logical_block, get_block, gfp); if (bio) - mpage_bio_submit(READ, bio); + mpage_bio_submit(REQ_OP_READ, 0, bio); return 0; } EXPORT_SYMBOL(mpage_readpage); @@ -487,7 +488,7 @@ static int __mpage_writepage(struct page *page, struct writeback_control *wbc, struct buffer_head map_bh; loff_t i_size = i_size_read(inode); int ret = 0; - int wr = (wbc->sync_mode == WB_SYNC_ALL ? WRITE_SYNC : WRITE); + int op_flags = (wbc->sync_mode == WB_SYNC_ALL ? WRITE_SYNC : 0); if (page_has_buffers(page)) { struct buffer_head *head = page_buffers(page); @@ -596,7 +597,7 @@ page_is_mapped: * This page will go to BIO. Do we need to send this BIO off first? */ if (bio && mpd->last_block_in_bio != blocks[0] - 1) - bio = mpage_bio_submit(wr, bio); + bio = mpage_bio_submit(REQ_OP_WRITE, op_flags, bio); alloc_new: if (bio == NULL) { @@ -623,7 +624,7 @@ alloc_new: wbc_account_io(wbc, page, PAGE_SIZE); length = first_unmapped << blkbits; if (bio_add_page(bio, page, length, 0) < length) { - bio = mpage_bio_submit(wr, bio); + bio = mpage_bio_submit(REQ_OP_WRITE, op_flags, bio); goto alloc_new; } @@ -633,7 +634,7 @@ alloc_new: set_page_writeback(page); unlock_page(page); if (boundary || (first_unmapped != blocks_per_page)) { - bio = mpage_bio_submit(wr, bio); + bio = mpage_bio_submit(REQ_OP_WRITE, op_flags, bio); if (boundary_block) { write_boundary_block(boundary_bdev, boundary_block, 1 << blkbits); @@ -645,7 +646,7 @@ alloc_new: confused: if (bio) - bio = mpage_bio_submit(wr, bio); + bio = mpage_bio_submit(REQ_OP_WRITE, op_flags, bio); if (mpd->use_writepage) { ret = mapping->a_ops->writepage(page, wbc); @@ -702,9 +703,9 @@ mpage_writepages(struct address_space *mapping, ret = write_cache_pages(mapping, wbc, __mpage_writepage, &mpd); if (mpd.bio) { - int wr = (wbc->sync_mode == WB_SYNC_ALL ? - WRITE_SYNC : WRITE); - mpage_bio_submit(wr, mpd.bio); + int op_flags = (wbc->sync_mode == WB_SYNC_ALL ? + WRITE_SYNC : 0); + mpage_bio_submit(REQ_OP_WRITE, op_flags, mpd.bio); } } blk_finish_plug(&plug); @@ -723,9 +724,9 @@ int mpage_writepage(struct page *page, get_block_t get_block, }; int ret = __mpage_writepage(page, wbc, &mpd); if (mpd.bio) { - int wr = (wbc->sync_mode == WB_SYNC_ALL ? - WRITE_SYNC : WRITE); - mpage_bio_submit(wr, mpd.bio); + int op_flags = (wbc->sync_mode == WB_SYNC_ALL ? + WRITE_SYNC : 0); + mpage_bio_submit(REQ_OP_WRITE, op_flags, mpd.bio); } return ret; }