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[23.128.96.18]) by mx.google.com with ESMTP id l15si10617326edb.89.2021.03.22.03.02.18; Mon, 22 Mar 2021 03:02:40 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@redhat.com header.s=mimecast20190719 header.b=F1ETdfRm; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=redhat.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229961AbhCVJ6t (ORCPT + 99 others); Mon, 22 Mar 2021 05:58:49 -0400 Received: from us-smtp-delivery-124.mimecast.com ([63.128.21.124]:53300 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230106AbhCVJ6Q (ORCPT ); Mon, 22 Mar 2021 05:58:16 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1616407095; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=U3CiK0/VZwce2e6BZhquN5P+HHtfDmL7cXJWwXvfT2A=; b=F1ETdfRmUbBLUTqlNZDKlOpGOJ7OH4TkbM2/uwDCZWqc5HTLf2cX62iOMMfxAmqLOhCo7y Z8NEJfnVBCTIohUqrTVjE8H/GLqxavg+PgkYiIvl88aSVQ1gtCMIQ+4ldGTtU3hbc4vzh0 8URB5li3V6dm4pKMLc4mZJNvXjyaMLQ= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-438-x0tWUk_RNHO605zsPmf1ng-1; Mon, 22 Mar 2021 05:58:12 -0400 X-MC-Unique: x0tWUk_RNHO605zsPmf1ng-1 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 8C60B1922020; Mon, 22 Mar 2021 09:58:08 +0000 (UTC) Received: from [10.36.115.54] (ovpn-115-54.ams2.redhat.com [10.36.115.54]) by smtp.corp.redhat.com (Postfix) with ESMTP id 905D56A03C; Mon, 22 Mar 2021 09:57:42 +0000 (UTC) Subject: Re: [PATCH RFC 0/3] drivers/char: remove /dev/kmem for good To: Linus Torvalds Cc: Linux Kernel Mailing List , Linux-MM , "Alexander A. Klimov" , Alexander Viro , Alexandre Belloni , Andrew Lunn , Andrew Morton , Andrey Zhizhikin , Arnd Bergmann , Benjamin Herrenschmidt , Brian Cain , Christian Borntraeger , Christophe Leroy , Chris Zankel , Corentin Labbe , "David S. Miller" , "Eric W. Biederman" , Geert Uytterhoeven , Gerald Schaefer , Greentime Hu , Greg Kroah-Hartman , Gregory Clement , Heiko Carstens , Helge Deller , Hillf Danton , huang ying , Ingo Molnar , Ivan Kokshaysky , "James E.J. Bottomley" , Jiaxun Yang , Jonas Bonn , Jonathan Corbet , Kairui Song , Krzysztof Kozlowski , Kuninori Morimoto , Linux API , Liviu Dudau , Lorenzo Pieralisi , Luc Van Oostenryck , Luis Chamberlain , Matthew Wilcox , Matt Turner , Max Filippov , Michael Ellerman , Michal Hocko , Mike Rapoport , Mikulas Patocka , Minchan Kim , Niklas Schnelle , Oleksiy Avramchenko , Palmer Dabbelt , Paul Mackerras , "Pavel Machek (CIP)" , Pavel Machek , "Peter Zijlstra (Intel)" , Pierre Morel , Randy Dunlap , Richard Henderson , Rich Felker , Robert Richter , Rob Herring , Russell King , Sam Ravnborg , Sebastian Andrzej Siewior , Sebastian Hesselbarth , Stafford Horne , Stefan Kristiansson , Steven Rostedt , Sudeep Holla , Theodore Dubois , Thomas Bogendoerfer , Thomas Gleixner , Vasily Gorbik , Viresh Kumar , William Cohen , Xiaoming Ni , Yoshinori Sato References: <20210319143452.25948-1-david@redhat.com> From: David Hildenbrand Organization: Red Hat GmbH Message-ID: <97d30137-61ce-ca1b-221b-2bc5210eb259@redhat.com> Date: Mon, 22 Mar 2021 10:57:41 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.8.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 19.03.21 18:14, Linus Torvalds wrote: > On Fri, Mar 19, 2021 at 7:35 AM David Hildenbrand 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. > Thanks, let's wait if someone speaks up. I'll add any details that come up to patch #1 and resend before the next merge window, properly compile-testing on other archs. -- Thanks, David / dhildenb