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=-2.5 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_SANE_1 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 86284C10DCE for ; Fri, 13 Mar 2020 13:09:18 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 54E472073E for ; Fri, 13 Mar 2020 13:09:18 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="CJbcajJg" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 54E472073E Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender:Content-Type:Cc: List-Subscribe:List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id: In-Reply-To:MIME-Version:References:Message-ID:Subject:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=x2+La/iyXBWR0yoLGXM9r/2w7eymaU3oSJigqyL5TIw=; b=CJbcajJgkb9lTZzlXlz2aaYzL ckKG8IjG+JMqRNfnEXSZAdeSRUUs/Twdx6VFGs3NUlDFjbbfXSMzVkS+PwsIe6kz/fwFLksQEeniV k7oOAmvXzvBQz3qKChdBipTsMCxUVk/rs8yOrYHW5c2fmDD4PhI8LtLu1XDRwKXaQ62eKXOyWmYWK CcK8rVbxf1Uw0WQt52Hc0Ma4/jwKk/8tg2VXum8A+dsQoh6mePEWbXaaQK29u8TTEsPjNp4bUrKCd KMGUjwVD1t/RbqFt36CAAOBSO6qQCxkDMvVbh7MoqnO8FXSoBtuc0H4qg7aFhWsxcubMdADEwLFfq DW88Q304Q==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jCk3x-0006qx-Gs; Fri, 13 Mar 2020 13:09:17 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jCk3u-0006qe-Ky for linux-arm-kernel@lists.infradead.org; Fri, 13 Mar 2020 13:09:15 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id DDCB130E; Fri, 13 Mar 2020 06:09:12 -0700 (PDT) Received: from localhost (unknown [10.37.6.21]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 61ED73F67D; Fri, 13 Mar 2020 06:09:12 -0700 (PDT) Date: Fri, 13 Mar 2020 13:09:10 +0000 From: Mark Brown To: Mark Rutland Subject: Re: Current status about arm64 livepatch support Message-ID: <20200313130910.GF5528@sirena.org.uk> References: <5E5F5647.3040705@cn.fujitsu.com> <5E6AEF8B.4090905@cn.fujitsu.com> <20200313122244.GI42546@lakrids.cambridge.arm.com> MIME-Version: 1.0 In-Reply-To: <20200313122244.GI42546@lakrids.cambridge.arm.com> X-Cookie: This page intentionally left blank. User-Agent: Mutt/1.10.1 (2018-07-13) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200313_060914_732935_80DF5AD6 X-CRM114-Status: UNSURE ( 7.54 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Torsten Duwe , Torsten Duwe , Xiao Yang , linux-arm-kernel@lists.infradead.org, Julien Thierry Content-Type: multipart/mixed; boundary="===============3802974374304378645==" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org --===============3802974374304378645== Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="SxgehGEc6vB0cZwN" Content-Disposition: inline --SxgehGEc6vB0cZwN Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Fri, Mar 13, 2020 at 12:22:45PM +0000, Mark Rutland wrote: > For reliable stack tracing we may need to rework some assemvly and/or > rework the stack tracing code. That will likely depend on the objtool > bits. I'm looking a bit at the stack tracing part - most immediately at converting arm64 over to the newer arch_stack_walk() interfaces. There's a couple of other bits of work that have higher priority though, but they're getting to the point where there's gaps for review so I will hopefully have some time. --SxgehGEc6vB0cZwN Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAl5rhfYACgkQJNaLcl1U h9ABPgf+IV0c/uzCefZTLUMqkNjG0RiPoV+iz4eg4Aulmxom5gnmHKG8dkiy2mXT AB17e+TkPKxImk1n4i3y9h+GSTNVvnTQ3sH1D11TOiuwpp5aHaXww+/KcIArLPDC /IfrWYgNdALGHg2c6wy516hg8i5Uq34SFKQ3RF+8ctFR7NzCgn5UpsGoBf/6yi+D H10OwxGShDAD1d3YsiWvC0qusqtLhlv+x1cM9eL0wGPdZ8aGy1NtLoo+yyLzTj67 98Tj2beJSajDsiaZ3YD2cd6UOzZVVBRsC8d8V+owg5cYoio/uypnPkocr1WJ4lm+ ajr3BmX1mb+GnyqgR6zFvYvIKNrGcg== =26ei -----END PGP SIGNATURE----- --SxgehGEc6vB0cZwN-- --===============3802974374304378645== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel --===============3802974374304378645==--