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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 08B49C5DF6D for ; Wed, 19 Aug 2026 10:12:40 +0000 (UTC) Received: from list by lists.xenproject.org with outflank-mailman.1395073.1633604 (Exim 4.92) (envelope-from ) id 1wwdHW-0006qW-9N; Wed, 19 Aug 2026 10:12:26 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 1395073.1633604; Wed, 19 Aug 2026 10:12:26 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1wwdHW-0006qP-6g; Wed, 19 Aug 2026 10:12:26 +0000 Received: by outflank-mailman (input) for mailman id 1395073; Wed, 19 Aug 2026 10:12:25 +0000 Received: from mx.expurgate.net ([194.145.224.20]) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1wwdHV-0006qI-Cs for xen-devel@lists.xenproject.org; Wed, 19 Aug 2026 10:12:25 +0000 Received: from mx.expurgate.net (helo=localhost) by mx.expurgate.net with esmtp id 1wwdHU-0090ZM-OH for xen-devel@lists.xenproject.org; Wed, 19 Aug 2026 12:12:24 +0200 Received: from [10.42.69.11] (helo=localhost) by localhost with ESMTP (eXpurgate MTA 0.9.1) (envelope-from ) id 6a858184-8faa-0a2a0a5109dd-0a2a450bb5ea-6 for ; Wed, 19 Aug 2026 12:12:24 +0200 Received: from [209.85.128.49] (helo=mail-wm1-f49.google.com) by tlsNG-42698a.mxtls.expurgate.net with ESMTPS (eXpurgate 4.57.1) (envelope-from ) id 6a858188-b7e8-0a2a450b0019-d1558031bdf9-3 for ; Wed, 19 Aug 2026 12:12:24 +0200 Received: by mail-wm1-f49.google.com with SMTP id 5b1f17b1804b1-49556f97a9dso5535385e9.1 for ; Wed, 19 Aug 2026 03:12:24 -0700 (PDT) Received: from [10.156.60.236] (ip-037-024-206-209.um08.pools.vodafone-ip.de. [37.24.206.209]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-499aa17567asm48380635e9.10.2026.08.19.03.12.23 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 19 Aug 2026 03:12:23 -0700 (PDT) X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" Authentication-Results: eu.smtp.expurgate.cloud; dkim=pass header.s=google header.d=suse.com header.i="@suse.com" header.h="Content-Transfer-Encoding:Content-Type:In-Reply-To:Autocrypt:From:Content-Language:References:Cc:To:Subject:User-Agent:MIME-Version:Date:Message-ID" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.com; s=google; t=1787134344; x=1787739144; darn=lists.xenproject.org; h=content-transfer-encoding:content-type:in-reply-to:autocrypt:from :content-language:references:cc:to:subject:user-agent:mime-version :date:message-id:from:to:cc:subject:date:message-id:reply-to :content-type; bh=wKWqU+1jI6a1UnAym+QHfLDxwV0xh/bkzkwdE77jal4=; b=XciyvTGQQ/q+zW9O+QlAngGdONj7AS8kdQRSyXQykxWjP/F60UYYZ0ASHXgIgRDeyg IutQRgP13uAAvzgvOzxLhd8FWnMsT6PEDg4kumDQL9g039Czsa9Hn/aGV3Jkj4pB1lrK 2aCbl4BXzATlXOLUUx8lVjjl19SICsplKWDMA2wpGWnXoD0mQ6Pq6QAwNGQHWPWqfJZt P6LYkwF27BOKR6So0RHPC+VfvHsJMiF4appFQFN3C5fwgGRlOfn+ypdznL6pN0CT/gQP pB/ZZp6+Uw1xte7cDAXoG5fL3wjI1zcgxv10kdoDK2RD++m93Trww/87NbI9uZRP4ao9 qeyQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1787134344; x=1787739144; h=content-transfer-encoding:content-type:in-reply-to:autocrypt:from :content-language:references:cc:to:subject:user-agent:mime-version :date:message-id:x-gm-gg:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to:content-type; bh=wKWqU+1jI6a1UnAym+QHfLDxwV0xh/bkzkwdE77jal4=; b=MVYjaEyxTRvyVg49BEuZrogTD8+91Xp1wLteHVMdcZv6m8DKp/ABZjAAcDhEkPWL1n BJI0qgZDooIyzLTj4hGDHlo6RADnNNgnfDcAI+EE9iGKvyDYm6qq1SqpoBGVT2bUF/8K 4ZDperYRcMj/LOSyqLI4gq6FB7kV+JWP9Mhgq1npTRzbdk9SvQRRR2aj6Z8+4GfaltyS xXGuE1uvl7JGNlhQcCWFaKW/b/sH5B017GKH4XFHwk0fPxNQQ3lKyXnIsvXZksl7UanB F6fJ6J3J4CQLS1mg9wXWsV8p0f1EPBOOJniLzM5nyq2ayflGsX5zdMumuAq6A+cpfEPS 2zbg== X-Forwarded-Encrypted: i=1; AHgh+RpmZXDYBDKhjYgVpvi06dMP0a5qn3L87KPJrjZzY/t8BvPIWyRQFeg8OMUhWJoh/AZfAfss1uBDEII=@lists.xenproject.org X-Gm-Message-State: AOJu0Yx8GtwyQprF6ajLxXnvRw9MyGBOiZo5Z352be/QQuO77xiahABj 4Vz8sVsCAkgJzwyRG8+dYM+9mj8bQeYCNJ41euIMrH23oAv38fWOA9lXvGQMxnvfoQ== X-Gm-Gg: AR+sD11DQcocX0f4cTzRSVNe6tSC/17p2AIDn7CUOJPUEeCqf+Y5B3rYbD/E+AiI80z BrpLTpk6xOImPBSBOy0GH1toKvqtMGa0rg8WxWF183BiRpj+ESxhqdDmBlSS77Ln9DfRMUss2DK FJ+oXAfLF7wLIJmnT/8SsllXj1/ENyLZxP2DtnMC3dREXITC1Y++tCHcDWZvLQN3ud4v1XQFINu LYJDEBmE1lm42VTj2hrueB+wGLbTP+sOjPTuNZKdYOlwNxXz26bDd6WXUkwOFkbN8NKVyBxkwmN H0HbaKIRvEI6i/dC0ACcVbvWhWCKBk8xERCru694o3Id1g5fjgTnG3jWIC36pn2mL7MVdID4M4s 5qujWW51ZIoiFf6f1CAQ35wqnM2spQZNGtAabVIbzUvUIBlWwHCIitAWkjL4qBABBFPrFe61zRD EvOOpse1AZlXrzM//DaqCkPc1/iAa+n5TT2b5vVPYRSv9Fn+i8LQZtmL2dXuN4TJjy4WvRU3UBy BJjYLkTU0wIQSqxiAUt0b3rCCb3PRQ6Z+7f1us20mB2WE29btHG X-Received: by 2002:a05:600c:8b81:b0:499:8ff5:8ec4 with SMTP id 5b1f17b1804b1-499aa1802a9mr70231845e9.3.1787134344041; Wed, 19 Aug 2026 03:12:24 -0700 (PDT) Message-ID: <559e68bb-1689-456b-89a5-0a39d3bb3afd@suse.com> Date: Wed, 19 Aug 2026 12:12:22 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v8 0/4] Various patches to improve Secure Boot support To: Frediano Ziglio Cc: Frediano Ziglio , Andrew Cooper , =?UTF-8?Q?Roger_Pau_Monn=C3=A9?= , Teddy Astie , Anthony PERARD , Michal Orzel , Julien Grall , Stefano Stabellini , "Daniel P. Smith" , =?UTF-8?Q?Marek_Marczykowski-G=C3=B3recki?= , xen-devel@lists.xenproject.org References: <20260715062206.328049-1-frediano.ziglio@citrix.com> Content-Language: en-US From: Jan Beulich Autocrypt: addr=jbeulich@suse.com; keydata= xsDiBFk3nEQRBADAEaSw6zC/EJkiwGPXbWtPxl2xCdSoeepS07jW8UgcHNurfHvUzogEq5xk hu507c3BarVjyWCJOylMNR98Yd8VqD9UfmX0Hb8/BrA+Hl6/DB/eqGptrf4BSRwcZQM32aZK 7Pj2XbGWIUrZrd70x1eAP9QE3P79Y2oLrsCgbZJfEwCgvz9JjGmQqQkRiTVzlZVCJYcyGGsD /0tbFCzD2h20ahe8rC1gbb3K3qk+LpBtvjBu1RY9drYk0NymiGbJWZgab6t1jM7sk2vuf0Py O9Hf9XBmK0uE9IgMaiCpc32XV9oASz6UJebwkX+zF2jG5I1BfnO9g7KlotcA/v5ClMjgo6Gl MDY4HxoSRu3i1cqqSDtVlt+AOVBJBACrZcnHAUSuCXBPy0jOlBhxPqRWv6ND4c9PH1xjQ3NP nxJuMBS8rnNg22uyfAgmBKNLpLgAGVRMZGaGoJObGf72s6TeIqKJo/LtggAS9qAUiuKVnygo 3wjfkS9A3DRO+SpU7JqWdsveeIQyeyEJ/8PTowmSQLakF+3fote9ybzd880fSmFuIEJldWxp Y2ggPGpiZXVsaWNoQHN1c2UuY29tPsJgBBMRAgAgBQJZN5xEAhsDBgsJCAcDAgQVAggDBBYC AwECHgECF4AACgkQoDSui/t3IH4J+wCfQ5jHdEjCRHj23O/5ttg9r9OIruwAn3103WUITZee e7Sbg12UgcQ5lv7SzsFNBFk3nEQQCACCuTjCjFOUdi5Nm244F+78kLghRcin/awv+IrTcIWF hUpSs1Y91iQQ7KItirz5uwCPlwejSJDQJLIS+QtJHaXDXeV6NI0Uef1hP20+y8qydDiVkv6l IreXjTb7DvksRgJNvCkWtYnlS3mYvQ9NzS9PhyALWbXnH6sIJd2O9lKS1Mrfq+y0IXCP10eS FFGg+Av3IQeFatkJAyju0PPthyTqxSI4lZYuJVPknzgaeuJv/2NccrPvmeDg6Coe7ZIeQ8Yj t0ARxu2xytAkkLCel1Lz1WLmwLstV30g80nkgZf/wr+/BXJW/oIvRlonUkxv+IbBM3dX2OV8 AmRv1ySWPTP7AAMFB/9PQK/VtlNUJvg8GXj9ootzrteGfVZVVT4XBJkfwBcpC/XcPzldjv+3 HYudvpdNK3lLujXeA5fLOH+Z/G9WBc5pFVSMocI71I8bT8lIAzreg0WvkWg5V2WZsUMlnDL9 mpwIGFhlbM3gfDMs7MPMu8YQRFVdUvtSpaAs8OFfGQ0ia3LGZcjA6Ik2+xcqscEJzNH+qh8V m5jjp28yZgaqTaRbg3M/+MTbMpicpZuqF4rnB0AQD12/3BNWDR6bmh+EkYSMcEIpQmBM51qM EKYTQGybRCjpnKHGOxG0rfFY1085mBDZCH5Kx0cl0HVJuQKC+dV2ZY5AqjcKwAxpE75MLFkr wkkEGBECAAkFAlk3nEQCGwwACgkQoDSui/t3IH7nnwCfcJWUDUFKdCsBH/E5d+0ZnMQi+G0A nAuWpQkjM1ASeQwSHEeAWPgskBQL In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-purgate-ID: tlsNG-42698a/1787134344-A9EC69EA-653DF019/0/0 X-purgate-type: clean X-purgate-size: 2136 On 19.08.2026 12:03, Frediano Ziglio wrote: > On Sat, 8 Aug 2026 at 07:41, Frediano Ziglio wrote: >> >> On Wed, 15 Jul 2026 at 07:22, Frediano Ziglio wrote: >>> >>> These patches improve support for Secure boot. >>> UEFI CA memory mitigation requires memory pages to be not executable and >>> writable at the same time. So changing permissions and splitting some section >>> is required. >>> Remove multiboot pieces from EFI executable. >>> >>> Changes since v1: >>> - improved some comments; >>> - merged 2 pacthes removing multiboot support in x86 PE; >>> - removed a patch dealing with SBAT; >>> - other minor changes (see single patches). >>> >>> Changes since v2: >>> - improved some comments. >>> >>> Changes since v3: >>> - Added Acked-by; >>> - Improve commit message. >>> >>> Changes since v4: >>> - Messages updates; >>> - Clean some dependencies cause by code removal; >>> - Add small commit to remove a possibly unused string. >>> >>> Changes since v5: >>> - removed merged commit; >>> - remove more code/data from xen.efi output. >>> >>> Changes since v6: >>> - fix commit message. >>> >>> Changes since v7: >>> - added Acked-by, all commit are now acked. >>> >>> Frediano Ziglio (2): >>> Align relevant sections to 4KB >>> x86: Split .init section to satisfy UEFI CA memory mitigation >>> >>> Roger Pau Monné (2): >>> x86/efi: discard multiboot and PVH support for PE binary >>> x86/efi: avoid a relocation in efi_arch_post_exit_boot() >>> >>> docs/hypervisor-guide/x86/how-xen-boots.rst | 6 ----- >>> xen/arch/x86/boot/head.S | 8 +++---- >>> xen/arch/x86/efi/efi-boot.h | 7 ++++-- >>> xen/arch/x86/xen.lds.S | 25 ++++++++++++--------- >>> xen/tools/combine_two_binaries.py | 2 +- >>> 5 files changed, 25 insertions(+), 23 deletions(-) >> >> Ping > > Ping Andrew had indicated to me (apparently not to you?) that he'd like to massage the descriptions some while committing. Hence why I refrained from putting any of this in. Jan