From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-ot0-f197.google.com (mail-ot0-f197.google.com [74.125.82.197]) by kanga.kvack.org (Postfix) with ESMTP id 526EB6B026C for ; Mon, 18 Dec 2017 07:23:47 -0500 (EST) Received: by mail-ot0-f197.google.com with SMTP id v8so8914570otd.4 for ; Mon, 18 Dec 2017 04:23:47 -0800 (PST) Received: from mx1.redhat.com (mx1.redhat.com. [209.132.183.28]) by mx.google.com with ESMTPS id w64si3760040oif.480.2017.12.18.04.23.46 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 18 Dec 2017 04:23:46 -0800 (PST) From: 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> Sender: owner-linux-mm@kvack.org List-ID: 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 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 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org