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=-0.5 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED 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 751CEC432C0 for ; Sat, 16 Nov 2019 23:08:29 +0000 (UTC) Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (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 1C58820733 for ; Sat, 16 Nov 2019 23:08:28 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=messagingengine.com header.i=@messagingengine.com header.b="iE8XOF8s" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1C58820733 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=invisiblethingslab.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=xen-devel-bounces@lists.xenproject.org Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1iW7AW-0001p5-0Z; Sat, 16 Nov 2019 23:07:52 +0000 Received: from all-amaz-eas1.inumbo.com ([34.197.232.57] helo=us1-amaz-eas2.inumbo.com) by lists.xenproject.org with esmtp (Exim 4.89) (envelope-from ) id 1iW7AU-0001p0-Cd for xen-devel@lists.xenproject.org; Sat, 16 Nov 2019 23:07:50 +0000 X-Inumbo-ID: e87cce8a-08c5-11ea-a2b2-12813bfff9fa Received: from wout4-smtp.messagingengine.com (unknown [64.147.123.20]) by us1-amaz-eas2.inumbo.com (Halon) with ESMTPS id e87cce8a-08c5-11ea-a2b2-12813bfff9fa; Sat, 16 Nov 2019 23:07:49 +0000 (UTC) Received: from compute7.internal (compute7.nyi.internal [10.202.2.47]) by mailout.west.internal (Postfix) with ESMTP id 4D1FC1C7; Sat, 16 Nov 2019 18:07:48 -0500 (EST) Received: from mailfrontend1 ([10.202.2.162]) by compute7.internal (MEProxy); Sat, 16 Nov 2019 18:07:48 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to:x-me-proxy :x-me-proxy:x-me-sender:x-me-sender:x-sasl-enc; s=fm1; bh=IIrwWR j5ZD0EBRW/Bbsgq1fmUpF/ixStcSvIumIiOvA=; b=iE8XOF8sRu+fIRYChhv3f4 Hkq+NalTORlK4rf3GDsebmMKdXsVyF24QJrTtgnJth/WJYEADoL6nPYCGLwa3Wkq tNsa5vxtKPIifzPV+5OMhGt7TnYMCfcJB4stU29piVzZJOpvau5+jWspBTHol1gR m4MDTW0zYsxVniTM34zWlbgVEmjhzI6y5wKdg7DOYdUSO+Q4uP/aeOFnLOnzSWBD a3L5KXFIdrJI5N/Othv0x9TVw3VutQ0MLsTxczF8o/NABci2UBZOGkPFlphN1uCp XA7+re7oXwrdrOtSgQhNr6wSc16C+bJ0QAUtKA9qXqZiLBfLwmr6RkiAuQp3hHVQ == X-ME-Sender: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedufedrudegtddgtdeiucetufdoteggodetrfdotf fvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfqfgfvpdfurfetoffkrfgpnffqhgen uceurghilhhouhhtmecufedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmne cujfgurhepfffhvffukfhfgggtuggjsehgtderredttdejnecuhfhrohhmpeforghrvghk ucforghrtgiihihkohifshhkihdqifpkrhgvtghkihcuoehmrghrmhgrrhgvkhesihhnvh hishhisghlvghthhhinhhgshhlrggsrdgtohhmqeenucfkphepledurdeihedrfeegrdef feenucfrrghrrghmpehmrghilhhfrhhomhepmhgrrhhmrghrvghksehinhhvihhsihgslh gvthhhihhnghhslhgrsgdrtghomhenucevlhhushhtvghrufhiiigvpedt X-ME-Proxy: Received: from mail-itl (ip5b412221.dynamic.kabel-deutschland.de [91.65.34.33]) by mail.messagingengine.com (Postfix) with ESMTPA id 1C1B78005A; Sat, 16 Nov 2019 18:07:47 -0500 (EST) Date: Sun, 17 Nov 2019 00:07:44 +0100 From: Marek =?utf-8?Q?Marczykowski-G=C3=B3recki?= To: Roman Shaposhnik Message-ID: <20191116230744.GC4109@mail-itl> References: MIME-Version: 1.0 In-Reply-To: Subject: Re: [Xen-devel] Likely regression in efi=no-rs option X-BeenThere: xen-devel@lists.xenproject.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Cc: xen-devel@lists.xenproject.org Content-Type: multipart/mixed; boundary="===============2931886857127258150==" Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" --===============2931886857127258150== Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="E13BgyNx05feLLmH" Content-Disposition: inline --E13BgyNx05feLLmH Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Subject: Re: [Xen-devel] Likely regression in efi=no-rs option On Fri, Nov 15, 2019 at 09:24:38PM -0800, Roman Shaposhnik wrote: > Hi! >=20 > as I've reported earlier -- part of my testing of Xen 4.13 RC2 failed > in a massive way with Dom0 never coming up. I've traced that problem > to the option that we're using to boot Xen: > efi=3Dno-rs > We've been using this option for quite sometime and Xen 4.13 RC2 > is the first one that seems to make Dom0 boot fail with this option > present (note that RC1 was fine). >=20 > I was wondering whether there were any changes in the areas related > to UEFI in Xen that may have triggered this. >=20 > Here's the boot line that works with RC2: > dom0_mem=3D1024M,max:1024M dom0_max_vcpus=3D1 dom0_vcpus_pin smt=3Dfa= lse > adding efi=3Dno-rs make Dom0 boot process fail: > efi=3Dno-rs dom0_mem=3D1024M,max:1024M dom0_max_vcpus=3D1 dom0_vcpus_= pin smt=3Dfalse As Rich already said, there was indeed some related changes, that should make efi=3Dno-rs not needed as an workaround on many machines. But also it looks like the "efi: use directmap to access runtime services table" commit broke efi=3Dno-rs case. I'll send the fix shortly. --=20 Best Regards, Marek Marczykowski-G=C3=B3recki Invisible Things Lab A: Because it messes up the order in which people normally read text. Q: Why is top-posting such a bad thing? --E13BgyNx05feLLmH Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEEhrpukzGPukRmQqkK24/THMrX1ywFAl3QgUAACgkQ24/THMrX 1ywRUgf8CX6AJZziIFPSF0WZnLISw47/uWQkRS4qWWE6ilzOhgAZjCGKe9fZGb3y RxGl3cfxXYJ5yI8pGzLZrWVNG5yFW9b+43ZqeN1/qffUmpaNGC/+XlKpmkn9Ka01 9eWcDvLeA+g78CpnJh1hRIvqM9dXCsOmJNK4yf5OxwCu1MfiRgjrRSoE/kcTQvWt tDY6+YWrQVl5iz2g2Cf6DKfMOhb59kwtSAw7ZrTNZji0RBGDEc0DuasNblBXbwtP A/q1JTTK8D2IjLIJhGIRQN4aojvwOPSMuz3V1G8ZbGFRR6m9MECJvIkAqJeili+Z MLTo6yvIwj4RikDv/+cZBNqQHZHi5g== =U1f/ -----END PGP SIGNATURE----- --E13BgyNx05feLLmH-- --===============2931886857127258150== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 Content-Disposition: inline X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KWGVuLWRldmVs IG1haWxpbmcgbGlzdApYZW4tZGV2ZWxAbGlzdHMueGVucHJvamVjdC5vcmcKaHR0cHM6Ly9saXN0 cy54ZW5wcm9qZWN0Lm9yZy9tYWlsbWFuL2xpc3RpbmZvL3hlbi1kZXZlbA== --===============2931886857127258150==--