linux-kernel - Re: [PATCH 06/20] block: Bring back zero_fill_bio

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Message-ID: <20230801190541.gaoq45jkffcrm3cp@moria.home.lan>
Date:   Tue, 1 Aug 2023 15:05:41 -0400
From:   Kent Overstreet <kent.overstreet@...ux.dev>
To:     Christoph Hellwig <hch@...radead.org>
Cc:     linux-bcachefs@...r.kernel.org, linux-fsdevel@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Kent Overstreet <kent.overstreet@...il.com>,
        Jens Axboe <axboe@...nel.dk>, linux-block@...r.kernel.org
Subject: Re: [PATCH 06/20] block: Bring back zero_fill_bio_iter

On Wed, Jul 26, 2023 at 06:21:23AM -0700, Christoph Hellwig wrote:
> On Mon, Jul 24, 2023 at 10:45:53PM -0400, Kent Overstreet wrote:
> > And yet, we've had a subtle bug introduced in that code that took quite
> > awhile to be fixed - I'm not pro code duplication in general and I don't
> > think this is a good place to start.
> 
> I'm not sure arguing for adding a helper your can triviall implement
> yourself really helps to streamline your upstreaming process.

I gave you my engineering reasons, you're the one who's arguing.

And to make everything perfectly clear: this is code that I originally
wrote, and then you started changing without CCing me - your patch that
deleted zero_fill_bio_iter() never should've gone in.