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[2620:137:e000::1:20]) by mx.google.com with ESMTP id n186-20020a6327c3000000b00479079b77a6si323578pgn.105.2022.12.15.11.45.32; Thu, 15 Dec 2022 11:45:40 -0800 (PST) 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=@redhat.com header.s=mimecast20190719 header.b="FCV/x8uA"; 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=redhat.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229704AbiLOTWy (ORCPT + 68 others); Thu, 15 Dec 2022 14:22:54 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34134 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229544AbiLOTWw (ORCPT ); Thu, 15 Dec 2022 14:22:52 -0500 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E52C222B25 for ; Thu, 15 Dec 2022 11:22:04 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1671132124; 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=Vp2bThwHIB6WQ0sb6fAkdMYsQig9ewPh2eMzT18STEE=; b=FCV/x8uAH9cmmPoWX+V4FfQS28WMr1GzE7GDWqSWmk9bOw9xLpmrXMoCho3fsNcR0k4+Og 92R0UfrCRbnmIrpzLswtnppLsDzo1zDkRCL7dGU5fkYTZPL+EJkNuVsSi1Fq4uAHhuV46m RQxisuHbQe2R9aqA662L4rJvEoWhXMI= Received: from mimecast-mx02.redhat.com (mx3-rdu2.redhat.com [66.187.233.73]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-235-Tis-Ll8mOVWIKyKvvNlgBQ-1; Thu, 15 Dec 2022 14:22:00 -0500 X-MC-Unique: Tis-Ll8mOVWIKyKvvNlgBQ-1 Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.rdu2.redhat.com [10.11.54.1]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 7CF501C07828; Thu, 15 Dec 2022 19:21:59 +0000 (UTC) Received: from redhat.com (unknown [10.2.17.61]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 7DB9C40C2064; Thu, 15 Dec 2022 19:21:58 +0000 (UTC) Date: Thu, 15 Dec 2022 14:21:55 -0500 From: Peter Jones To: Evgeniy Baskov Cc: Ard Biesheuvel , Borislav Petkov , Andy Lutomirski , Dave Hansen , Ingo Molnar , Peter Zijlstra , Thomas Gleixner , Alexey Khoroshilov , "Limonciello, Mario" , joeyli , lvc-project@linuxtesting.org, x86@kernel.org, linux-efi@vger.kernel.org, linux-kernel@vger.kernel.org, linux-hardening@vger.kernel.org Subject: Re: [PATCH v4 00/26] x86_64: Improvements at compressed kernel stage Message-ID: <20221215192154.fuu47gsultcqd3wh@redhat.com> References: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: User-Agent: NeoMutt/20180716 X-Scanned-By: MIMEDefang 3.1 on 10.11.54.1 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_NONE, RCVD_IN_MSPIKE_H2,SPF_HELO_NONE,SPF_NONE autolearn=ham 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, Dec 15, 2022 at 03:37:51PM +0300, Evgeniy Baskov wrote: > This patchset is aimed > * to improve UEFI compatibility of compressed kernel code for x86_64 > * to setup proper memory access attributes for code and rodata sections > * to implement W^X protection policy throughout the whole execution > of compressed kernel for EFISTUB code path. Hi Evgeniy, Aside from some minor patch fuzz in patch 6 due to building this in today's Fedora rawhide kernel rather than mainline, this patch set works for me. Thanks! -- Peter