linux-kernel - Re: [PATCH V4 15/45] block: rename bio_for_each_segment* with bio_for_each

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Message-ID: <20180106161909.GA6343@kernel.dk>
Date:   Sat, 6 Jan 2018 09:19:11 -0700
From:   Jens Axboe <axboe@...nel.dk>
To:     Ming Lei <ming.lei@...hat.com>
Cc:     Christoph Hellwig <hch@...radead.org>,
        Alexander Viro <viro@...iv.linux.org.uk>,
        Kent Overstreet <kent.overstreet@...il.com>,
        Huang Ying <ying.huang@...el.com>,
        linux-kernel@...r.kernel.org, linux-block@...r.kernel.org,
        linux-fsdevel@...r.kernel.org, linux-mm@...ck.org,
        Theodore Ts'o <tytso@....edu>,
        "Darrick J . Wong" <darrick.wong@...cle.com>,
        Coly Li <colyli@...e.de>, Filipe Manana <fdmanana@...il.com>
Subject: Re: [PATCH V4 15/45] block: rename bio_for_each_segment* with
 bio_for_each_page*

On Mon, Dec 18 2017, Ming Lei wrote:
> It is a tree-wide mechanical replacement since both bio_for_each_segment()
> and bio_for_each_segment_all() never returns real segment at all, and
> both just return one page per bvec and deceive us for long time, so fix
> their names.
> 
> This is a pre-patch for supporting multipage bvec. Once multipage bvec
> is in, each bvec will store a real multipage segment, so people won't be
> confused with these wrong names.

No, we're not doing this, it's a pretty pointless tree wide replacement
with a fairly weak justification.

-- 
Jens Axboe