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[2620:137:e000::1:20]) by mx.google.com with ESMTP id h6-20020a170902748600b001a05652e369si34067763pll.100.2023.03.30.09.20.15; Thu, 30 Mar 2023 09:20:40 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@alien8.de header.s=dkim header.b=ZNvc+AAv; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=alien8.de Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233475AbjC3QA0 (ORCPT + 99 others); Thu, 30 Mar 2023 12:00:26 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52808 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233426AbjC3QAX (ORCPT ); Thu, 30 Mar 2023 12:00:23 -0400 Received: from mail.skyhub.de (mail.skyhub.de [5.9.137.197]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 724C12681; Thu, 30 Mar 2023 09:00:22 -0700 (PDT) Received: from zn.tnic (p5de8e687.dip0.t-ipconnect.de [93.232.230.135]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.skyhub.de (SuperMail on ZX Spectrum 128k) with ESMTPSA id E3CED1EC0541; Thu, 30 Mar 2023 18:00:20 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alien8.de; s=dkim; t=1680192021; 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:in-reply-to:in-reply-to: references:references; bh=Q8kilb14SjQzoHcX1R+y87jwbUVvcGG7T+P2eazDiAc=; b=ZNvc+AAvCr02rOoXnxglXazZ0S2R37KD551rBuZUsqhFQZYyPUquisBd/Kvey+BC3tlD6E SGhKx2EEmvvADqGLujXP4ti5FfPsaDJQzbCYyVYRgBjB4yCokXQaiSUgWE8hssiDy8+pWr uyEWjIk1TMw8q8YpFA8TdvX7M3jwEwI= Date: Thu, 30 Mar 2023 18:00:17 +0200 From: Borislav Petkov To: Steven Rostedt Cc: Ricardo Ribalda , Eric Biederman , Baoquan He , Philipp Rudo , kexec@lists.infradead.org, linux-kernel@vger.kernel.org, Ross Zwisler , Simon Horman , "x86@kernel.org" , linux-toolchains@vger.kernel.org Subject: Re: [PATCH v5 2/2] x86/purgatory: Add linker script Message-ID: <20230330160017.GEZCWyEXQVQZRBbYif@fat_crate.local> References: <20230321-kexec_clang16-v5-0-5563bf7c4173@chromium.org> <20230321-kexec_clang16-v5-2-5563bf7c4173@chromium.org> <20230330111523.4b98c8ce@gandalf.local.home> <20230330151826.GDZCWoQkQBj4BYbwWw@fat_crate.local> <20230330113127.3011e021@gandalf.local.home> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20230330113127.3011e021@gandalf.local.home> X-Spam-Status: No, score=-0.2 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_NONE,SPF_PASS autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Mar 30, 2023 at 11:31:27AM -0400, Steven Rostedt wrote: > On Thu, 30 Mar 2023 17:18:26 +0200 > Borislav Petkov wrote: > > > On Thu, Mar 30, 2023 at 11:15:23AM -0400, Steven Rostedt wrote: > > > > Make sure that the .text section is not divided in multiple overlapping > > > > sections. This is not supported by kexec_file. > > > > And? > > > > What is the failure scenario? Why are you fixing it? Why do we care? > > > > This is way too laconic. > > > > Yeah, I think the change log in patch 1 needs to be in this patch too, > which gives better context. Just read it. Why did it work with clang version < 16? + toolchains ML. -- Regards/Gruss, Boris. https://people.kernel.org/tglx/notes-about-netiquette