netdev - Re: [PATCH 01/23] block: factor out a bvec_set

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Message-ID: <0a7739db-13e2-efac-2c1a-872d7f2fa7aa@acm.org>
Date:   Mon, 30 Jan 2023 11:24:40 -0800
From:   Bart Van Assche <bvanassche@....org>
To:     Christoph Hellwig <hch@....de>, Jens Axboe <axboe@...nel.dk>
Cc:     Ilya Dryomov <idryomov@...il.com>,
        "Michael S. Tsirkin" <mst@...hat.com>,
        Jason Wang <jasowang@...hat.com>,
        Minchan Kim <minchan@...nel.org>,
        Sergey Senozhatsky <senozhatsky@...omium.org>,
        Keith Busch <kbusch@...nel.org>,
        Sagi Grimberg <sagi@...mberg.me>,
        Chaitanya Kulkarni <kch@...dia.com>,
        "Martin K. Petersen" <martin.petersen@...cle.com>,
        David Howells <dhowells@...hat.com>,
        Marc Dionne <marc.dionne@...istor.com>,
        Xiubo Li <xiubli@...hat.com>, Steve French <sfrench@...ba.org>,
        Trond Myklebust <trond.myklebust@...merspace.com>,
        Anna Schumaker <anna@...nel.org>,
        Mike Marshall <hubcap@...ibond.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Chuck Lever <chuck.lever@...cle.com>,
        linux-block@...r.kernel.org, ceph-devel@...r.kernel.org,
        virtualization@...ts.linux-foundation.org,
        linux-nvme@...ts.infradead.org, linux-scsi@...r.kernel.org,
        target-devel@...r.kernel.org, kvm@...r.kernel.org,
        netdev@...r.kernel.org, linux-afs@...ts.infradead.org,
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        devel@...ts.orangefs.org, io-uring@...r.kernel.org,
        linux-mm@...ck.org
Subject: Re: [PATCH 01/23] block: factor out a bvec_set_page helper

On 1/30/23 09:09, Bart Van Assche wrote:
> On 1/30/23 01:21, Christoph Hellwig wrote:
>> Add a helper to initialize a bvec based of a page pointer.  This will 
>> help
>> removing various open code bvec initializations.
> 
> Why do you want to remove the open-coded bvec initializations? What is 
> wrong with open-coding bvec initialization? This patch series modifies a 
> lot of code but does not improve code readability. Anyone who encounters 
> code that uses the new function bvec_set_page() has to look up the 
> definition of that function to figure out what it does.

Please ignore the above question - I just noticed that this question has 
been answered in the cover letter.

Bart.