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Subject: Re: [PATCH RFC 0/3] drivers/char: remove /dev/kmem for good
To:     Sebastian Andrzej Siewior <bigeasy@linutronix.de>,
        Linus Torvalds <torvalds@linux-foundation.org>,
        carnil@debian.org
Cc:     David Hildenbrand <david@redhat.com>,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
        Linux-MM <linux-mm@kvack.org>,
        "Alexander A. Klimov" <grandmaster@al2klimov.de>,
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        Alexandre Belloni <alexandre.belloni@bootlin.com>,
        Andrew Lunn <andrew@lunn.ch>,
        Andrew Morton <akpm@linux-foundation.org>,
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        Arnd Bergmann <arnd@arndb.de>,
        Benjamin Herrenschmidt <benh@kernel.crashing.org>,
        Brian Cain <bcain@codeaurora.org>,
        Christian Borntraeger <borntraeger@de.ibm.com>,
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        Gregory Clement <gregory.clement@bootlin.com>,
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        Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>,
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        Liviu Dudau <liviu.dudau@arm.com>,
        Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>,
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        Luis Chamberlain <mcgrof@kernel.org>,
        Matthew Wilcox <willy@infradead.org>,
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        Mike Rapoport <rppt@kernel.org>,
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        Minchan Kim <minchan@kernel.org>,
        Niklas Schnelle <schnelle@linux.ibm.com>,
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        Palmer Dabbelt <palmerdabbelt@google.com>,
        Paul Mackerras <paulus@samba.org>,
        "Pavel Machek (CIP)" <pavel@denx.de>, Pavel Machek <pavel@ucw.cz>,
        "Peter Zijlstra (Intel)" <peterz@infradead.org>,
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References: <20210319143452.25948-1-david@redhat.com>
 <CAHk-=wg1HTbXkjdMYA4zADEiE8HwpZ0=uWy0ujZTJYVT-KCehQ@mail.gmail.com>
 <20210319173334.pwkuj5np5ixwmtug@linutronix.de>
From:   "Enrico Weigelt, metux IT consult" <lkml@metux.net>
Message-ID: <dd297d94-8358-81b8-9a5b-0ebbfb5378d1@metux.net>
Date:   Wed, 31 Mar 2021 17:08:03 +0200
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On 19.03.21 18:33, Sebastian Andrzej Siewior wrote:
> On 2021-03-19 10:14:02 [-0700], Linus Torvalds wrote:
>> On Fri, Mar 19, 2021 at 7:35 AM David Hildenbrand <david@redhat.com> wrote:
>>>
>>> Let's start a discussion if /dev/kmem is worth keeping around and
>>> fixing/maintaining or if we should just remove it now for good.
>>
>> I'll happily do this for the next merge window, but would really want
>> distros to confirm that they don't enable it.
>>
>> I can confirm that it's certainly not enabled on any of the machines I
>> have, but..
> 
> Debian has CONFIG_DEVKMEM disabled since 2.6.31.

SLES, too. (but no idea since when exactly)

--mtx

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Enrico Weigelt, metux IT consult
Free software and Linux embedded engineering
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