From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A3C003BED7A for ; Mon, 9 Mar 2026 12:52:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773060725; cv=none; b=Q7GzrOOd6CYthTmiuEP4SaDWox8htR0zlnsD/UgN2OZo6+tOWz5vafPuKEMlLjPBqmOExk9SCxkXqKpZ7eP0QknOA4MVuGBEqc77T2xi4dYHVblVCfTQDSy8zypHgleE/1TWGGOcRZaphGK1TG7sQxZjtRuHarkiMy1IOw5XTFY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773060725; c=relaxed/simple; bh=+l3GAe2jq8eBBZZbhrY4uib7DNJV8apVKmihOAiT6Gw=; h=MIME-Version:Date:From:To:Cc:Message-Id:In-Reply-To:References: Subject:Content-Type; b=mOJG/SD6F3OmO7Yq/v5kM/BYk6JxzkCRtktCe7lp+L4q+SeOCzjbf31RnkMjf5DA5kKyj4b++hY/3NAdAsqr0lxiCOmNIAZXb0k/KYbAB7ruHpJz74SV/bOLeTGo5UKpUqfTpSDJrzl3eh2+wOf8RnkmOyP1wPR0lR/t1qRxH0Q= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=TSHrbFKP; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="TSHrbFKP" Received: by smtp.kernel.org (Postfix) with ESMTPSA id D8304C4CEF7 for ; Mon, 9 Mar 2026 12:52:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1773060725; bh=+l3GAe2jq8eBBZZbhrY4uib7DNJV8apVKmihOAiT6Gw=; h=Date:From:To:Cc:In-Reply-To:References:Subject:From; b=TSHrbFKPoRXfsXlhpwIxl3kZJwS2F2BttFk5QfPdMtO/2V51HyX6rtBr4NBX7fAnm Mbo12H210Mu0rxpwX3x/oqe8N+CIQ1mUlnZIhdoYNbU87xSCxSCgXUoF4bHd6DbwKL +j3OY3s1TM2gTxkaNs9J/IL2QVgVH5IxrNLE7MfKcJzecIH3329B0ZuHStfd7xZVaf 22b7kkG0HghO1/nWUHDjQHfrEUUYYxXoIdcvDQSPYVjLfLisQaKQqnPzaqg7HmmYlz 7bNv+jsnCFNqTQbCbDvjVrZ0nnUx4ye+D9QI0EaF1Hfh3XWKkSdZs4NO48m/Ck6zau udgcC2oFo/FuA== Received: from phl-compute-01.internal (phl-compute-01.internal [10.202.2.41]) by mailfauth.phl.internal (Postfix) with ESMTP id C5D69F40069; Mon, 9 Mar 2026 08:52:03 -0400 (EDT) Received: from phl-imap-02 ([10.202.2.81]) by phl-compute-01.internal (MEProxy); Mon, 09 Mar 2026 08:52:03 -0400 X-ME-Sender: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgeefgedrtddtgddvjeekudehucetufdoteggodetrf dotffvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfurfetoffkrfgpnffqhgenuceu rghilhhouhhtmecufedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmnecujf gurhepofggfffhvfevkfgjfhfutgfgsehtqhertdertdejnecuhfhrohhmpedftehrugcu uehivghshhgvuhhvvghlfdcuoegrrhgusgeskhgvrhhnvghlrdhorhhgqeenucggtffrrg htthgvrhhnpeefhefgtefgkefhgfdvffdukeejheeuvedthfdtiefhleejhfefjeffieeu jeefteenucffohhmrghinhepkhgvrhhnvghlrdhorhhgnecuvehluhhsthgvrhfuihiivg eptdenucfrrghrrghmpehmrghilhhfrhhomheprghrugdomhgvshhmthhprghuthhhphgv rhhsohhnrghlihhthidqudeijedthedttdejledqfeefvdduieegudehqdgrrhgusgeppe hkvghrnhgvlhdrohhrghesfihorhhkohhfrghrugdrtghomhdpnhgspghrtghpthhtohep iedpmhhouggvpehsmhhtphhouhhtpdhrtghpthhtohepshhouhhmhigrjhihohhtihhsrg hrkhgrrhdvfeesghhmrghilhdrtghomhdprhgtphhtthhopehmrghrmhgrrhgvkhesihhn vhhishhisghlvghthhhinhhgshhlrggsrdgtohhmpdhrtghpthhtohepihhlihgrshdrrg hprghlohguihhmrghssehlihhnrghrohdrohhrghdprhgtphhtthhopeigvghnqdguvghv vghlsehlihhsthhsrdigvghnphhrohhjvggtthdrohhrghdprhgtphhtthhopehlihhnuh igqdgvfhhisehvghgvrhdrkhgvrhhnvghlrdhorhhgpdhrtghpthhtoheplhhinhhugidq khgvrhhnvghlsehvghgvrhdrkhgvrhhnvghlrdhorhhg X-ME-Proxy: Feedback-ID: ice86485a:Fastmail Received: by mailuser.phl.internal (Postfix, from userid 501) id 999C9700065; Mon, 9 Mar 2026 08:52:03 -0400 (EDT) X-Mailer: MessagingEngine.com Webmail Interface Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ThreadId: Al3Xjs-asQIN Date: Mon, 09 Mar 2026 13:51:43 +0100 From: "Ard Biesheuvel" To: =?UTF-8?Q?Marek_Marczykowski-G=C3=B3recki?= , linux-kernel@vger.kernel.org Cc: "Soumyajyotii Ssarkar" , xen-devel@lists.xenproject.org, "Ilias Apalodimas" , linux-efi@vger.kernel.org Message-Id: <2f8e9891-ef08-4094-ae86-c1b6d2dbe06c@app.fastmail.com> In-Reply-To: References: Subject: Re: [PATCH 0/2] Allow using BGRT table under Xen dom0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable On Mon, 9 Mar 2026, at 13:17, Marek Marczykowski-G=C3=B3recki wrote: > For a long time Xen was invalidating BGRT table as it was reclaiming > BootServicesData memory (where boot graphics is located). This is now = changing, > and the boot graphics is preserved. This series has necessary changes = to > actually make Linux use the preserved graphics. > > This is a companion series to Xen side at > https://lore.kernel.org/xen-devel/20260305191810.31033-1-soumyajyotisa= rkar23@gmail.com/ > > CC: Soumyajyotii Ssarkar > Cc: xen-devel@lists.xenproject.org > Cc: Ard Biesheuvel (maintainer:EXTENSIBLE FIRMWARE=20 > INTERFACE (EFI)) > Cc: Ilias Apalodimas (reviewer:EXTENSIBL= E=20 > FIRMWARE INTERFACE (EFI)) > Cc: linux-efi@vger.kernel.org (open list:EXTENSIBLE FIRMWARE INTERFACE=20 > (EFI)) > > Marek Marczykowski-G=C3=B3recki (2): > efi: make efi_mem_type() and efi_mem_attributes() work on Xen PV > efi: Enable BGRT loading under Xen > > drivers/firmware/efi/efi-bgrt.c | 7 +++++-- > drivers/firmware/efi/efi.c | 27 +++++++++------------------ > 2 files changed, 14 insertions(+), 20 deletions(-) > Looks good to me - if nobody else has any concerns, I'll queue this up f= or v7.1