From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1E3D1C433DB for ; Fri, 15 Jan 2021 00:00:26 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E6AA723AA7 for ; Fri, 15 Jan 2021 00:00:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731034AbhAOAAI (ORCPT ); Thu, 14 Jan 2021 19:00:08 -0500 Received: from us-smtp-delivery-124.mimecast.com ([63.128.21.124]:22465 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731027AbhAOAAH (ORCPT ); Thu, 14 Jan 2021 19:00:07 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1610668721; 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: in-reply-to:in-reply-to:references:references; bh=+GQ2A1tJkR5nZDKYaDuSsXqzWGBYLX3xNX/Oddef9lI=; b=O+ADg2kGi2ETufWX2LjoFD28CQ206AUtpTP2tS441GeoVQ5Kr2dUXaPbzocx9dOIYJ48MC xcAyvmRbSKR3+3v8UWhjN2lmWxK879KyroYhjKDoA4EJiPSEmSM55InBYiAVjqfAvXu+9s 2m5L43a0u16rXPUkR/zGT2SisLF7g84= 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-552-Tp1X1MAvMmmCWkQKUlLjCA-1; Thu, 14 Jan 2021 18:58:40 -0500 X-MC-Unique: Tp1X1MAvMmmCWkQKUlLjCA-1 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.phx2.redhat.com [10.5.11.23]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id AF7D615722; Thu, 14 Jan 2021 23:58:38 +0000 (UTC) Received: from treble (ovpn-120-156.rdu2.redhat.com [10.10.120.156]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 8D8DB19C45; Thu, 14 Jan 2021 23:58:36 +0000 (UTC) Date: Thu, 14 Jan 2021 17:58:32 -0600 From: Josh Poimboeuf To: "Madhavan T. Venkataraman" Cc: linux-arm-kernel@lists.infradead.org, Mark Rutland , Mark Brown , Julien Thierry , live-patching@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: Live patching on ARM64 Message-ID: <20210114235832.lqdrgb3yeeg2n4fg@treble> References: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 Precedence: bulk List-ID: X-Mailing-List: live-patching@vger.kernel.org Hi Madhavan, I'd also recommend subscribing to the live-patching mailing list (Cc'ed). On Thu, Jan 14, 2021 at 04:07:55PM -0600, Madhavan T. Venkataraman wrote: > Hi all, > > My name is Madhavan Venkataraman. > > Microsoft is very interested in Live Patching support for ARM64. > On behalf of Microsoft, I would like to contribute. > > I would like to get in touch with the people who are currently working > in this area, find out what exactly they are working on and see if they > could use an extra pair of eyes/hands with what they are working on. > > It looks like the most recent work in this area has been from the > following folks: > > Mark Brown and Mark Rutland: > Kernel changes to providing reliable stack traces. > > Julien Thierry: > Providing ARM64 support in objtool. > > Torsten Duwe: > Ftrace with regs. > > I apologize if I have missed anyone else who is working on Live Patching > for ARM64. Do let me know. > > Is there any work I can help with? Any areas that need investigation, any code > that needs to be written, any work that needs to be reviewed, any testing that > needs to done? You folks are probably super busy and would not mind an extra > hand. > > I have subscribed to linux-arm-kernel. But if any discussions should happen on > another mailing list, could you please CC me? Appreciate it. > > Thanks! I look forward to working with you. > > Madhavan > > P.S.: > > Julien, > > Could you send me a link to your latest RFC submission? Thanks! -- Josh