Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758966AbdLRMXt (ORCPT ); Mon, 18 Dec 2017 07:23:49 -0500 Received: from mx1.redhat.com ([209.132.183.28]:53508 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751529AbdLRMXq (ORCPT ); Mon, 18 Dec 2017 07:23:46 -0500 From: Ming Lei To: Jens Axboe , Christoph Hellwig , Alexander Viro , Kent Overstreet Cc: Huang Ying , linux-kernel@vger.kernel.org, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, "Theodore Ts'o" , "Darrick J . Wong" , Coly Li , Filipe Manana , Ming Lei Subject: [PATCH V4 03/45] fs: convert to bio_last_bvec_all() Date: Mon, 18 Dec 2017 20:22:05 +0800 Message-Id: <20171218122247.3488-4-ming.lei@redhat.com> In-Reply-To: <20171218122247.3488-1-ming.lei@redhat.com> References: <20171218122247.3488-1-ming.lei@redhat.com> X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.28]); Mon, 18 Dec 2017 12:23:46 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1735 Lines: 51 This patch convers 3 users to bio_last_bvec_all(), so that we can go ahread to convert to multipage bvec. Signed-off-by: Ming Lei --- fs/btrfs/compression.c | 2 +- fs/btrfs/extent_io.c | 2 +- fs/buffer.c | 2 +- 3 files changed, 3 insertions(+), 3 deletions(-) diff --git a/fs/btrfs/compression.c b/fs/btrfs/compression.c index 38a6b091bc25..75610d23d197 100644 --- a/fs/btrfs/compression.c +++ b/fs/btrfs/compression.c @@ -411,7 +411,7 @@ blk_status_t btrfs_submit_compressed_write(struct inode *inode, u64 start, static u64 bio_end_offset(struct bio *bio) { - struct bio_vec *last = &bio->bi_io_vec[bio->bi_vcnt - 1]; + struct bio_vec *last = bio_last_bvec_all(bio); return page_offset(last->bv_page) + last->bv_len + last->bv_offset; } diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c index 012d63870b99..69cd63d4503d 100644 --- a/fs/btrfs/extent_io.c +++ b/fs/btrfs/extent_io.c @@ -2724,7 +2724,7 @@ static int __must_check submit_one_bio(struct bio *bio, int mirror_num, unsigned long bio_flags) { blk_status_t ret = 0; - struct bio_vec *bvec = bio->bi_io_vec + bio->bi_vcnt - 1; + struct bio_vec *bvec = bio_last_bvec_all(bio); struct page *page = bvec->bv_page; struct extent_io_tree *tree = bio->bi_private; u64 start; diff --git a/fs/buffer.c b/fs/buffer.c index 0736a6a2e2f0..8b26295a56fe 100644 --- a/fs/buffer.c +++ b/fs/buffer.c @@ -3014,7 +3014,7 @@ static void end_bio_bh_io_sync(struct bio *bio) void guard_bio_eod(int op, struct bio *bio) { sector_t maxsector; - struct bio_vec *bvec = &bio->bi_io_vec[bio->bi_vcnt - 1]; + struct bio_vec *bvec = bio_last_bvec_all(bio); unsigned truncated_bytes; struct hd_struct *part; -- 2.9.5