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=-8.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS autolearn=unavailable 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 5FA31CA9EC5 for ; Wed, 30 Oct 2019 12:55:47 +0000 (UTC) Received: from lists.ozlabs.org (lists.ozlabs.org [203.11.71.2]) (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 186C02080F for ; Wed, 30 Oct 2019 12:55:47 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 186C02080F Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=ellerman.id.au Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Received: from bilbo.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) by lists.ozlabs.org (Postfix) with ESMTP id 4737jX1ctBzF4ML for ; Wed, 30 Oct 2019 23:55:44 +1100 (AEDT) Received: from ozlabs.org (bilbo.ozlabs.org [IPv6:2401:3900:2:1::2]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4736qp3S6mzF4Bp for ; Wed, 30 Oct 2019 23:16:06 +1100 (AEDT) Authentication-Results: lists.ozlabs.org; dmarc=none (p=none dis=none) header.from=ellerman.id.au Received: by ozlabs.org (Postfix, from userid 1034) id 4736qn4LRgz9sPj; Wed, 30 Oct 2019 23:16:05 +1100 (AEDT) X-powerpc-patch-notification: thanks X-powerpc-patch-commit: 05d9a952832cb206a32e3705eff6edebdb2207e7 In-Reply-To: <20190911163433.12822-1-bauerman@linux.ibm.com> To: Thiago Jung Bauermann , linuxppc-dev@lists.ozlabs.org From: Michael Ellerman Subject: Re: [PATCH] powerpc/prom_init: Undo relocation before entering secure mode Message-Id: <4736qn4LRgz9sPj@ozlabs.org> Date: Wed, 30 Oct 2019 23:16:05 +1100 (AEDT) X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Paul Mackerras , Mike Anderson , Ram Pai , linux-kernel@vger.kernel.org, Thiago Jung Bauermann Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" On Wed, 2019-09-11 at 16:34:33 UTC, Thiago Jung Bauermann wrote: > The ultravisor will do an integrity check of the kernel image but we > relocated it so the check will fail. Restore the original image by > relocating it back to the kernel virtual base address. > > This works because during build vmlinux is linked with an expected virtual > runtime address of KERNELBASE. > > Fixes: 6a9c930bd775 ("powerpc/prom_init: Add the ESM call to prom_init") > Signed-off-by: Thiago Jung Bauermann Applied to powerpc fixes, thanks. https://git.kernel.org/powerpc/c/05d9a952832cb206a32e3705eff6edebdb2207e7 cheers