linux-kernel - Re: [PATCH] char/mem: only use {read,write}_iter, not the old {read,write} functions

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Message-ID: <YoevH5YFLcBBfsB0@zeniv-ca.linux.org.uk>
Date:   Fri, 20 May 2022 15:09:19 +0000
From:   Al Viro <viro@...iv.linux.org.uk>
To:     "Jason A. Donenfeld" <Jason@...c4.com>
Cc:     gregkh@...uxfoundation.org, linux-kernel@...r.kernel.org,
        Jens Axboe <axboe@...nel.dk>
Subject: Re: [PATCH] char/mem: only use {read,write}_iter, not the old
 {read,write} functions

On Fri, May 20, 2022 at 03:50:30PM +0200, Jason A. Donenfeld wrote:
> Currently mem.c implements both the {read,write}_iter functions and the
> {read,write} functions. But with {read,write} going away at some point
> in the future,

Not likely to happen, unfortunately.

> and most kernel code made to prefer {read,write}_iter,
> there's no point in keeping around the old code.

Profile and you'll see ;-/