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 5821620FAB1; Fri, 18 Apr 2025 07:42:02 +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=1744962122; cv=none; b=CCBTU5xWYQSAloxRP/xIFgaveks9PoQgs+x4FYIT8iV1K1sSe+1x2Hyv+cn7UGJgWZtMzJSMOs6do94OLlPeadegSftFfbd+xkyquuELZT10mXhD+FlWupv2DmRunrWR5TNaRZ6TNJnEBkp6WRmCYUHJVEDWWNwN3tFV6ezerIA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744962122; c=relaxed/simple; bh=oUqXKlSytv6v62jVSSHh1Ufa7g4F58Km2gOwS/yxsOE=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=j0oUAu0i5RwsyI9TdIgyPMHve+IreflpG2bFT8pF6mmWPWvR2tyWLGg1IINZGoc4buj54Kro0FT6l40dMaHeE/B0PRjp3ea4zttsVL3HRloC04Me1j4DFhr9E/icrScWlCdax9TuVPl3nc1fIlTn23IHKkL7221H7JR+Fz6D3Fs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=jwZiS97f; 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="jwZiS97f" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2F4BFC4CEE2; Fri, 18 Apr 2025 07:42:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1744962121; bh=oUqXKlSytv6v62jVSSHh1Ufa7g4F58Km2gOwS/yxsOE=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=jwZiS97fCQyL2Em6BDKP5hHBpuNlufQyA/G4Sl6ZZQlpoo9lLrDxdI8PdEIhfnDh3 mfTRJZzp8wVEGmXVdPNb2Nwhi0fabFFVk1NZyx+izZymjgKh/zs+6/J4oLg4bVNgNJ ituCiz0tIcT+BzoW+TLQKPMlX/5Ablpb0De2ma8Yr+Yy2Reohg7DXK2GYGG48KBmnP lZMl0zZvAjiJBp9BszuxwDw6BumnjCfRkgLq+ZM+o2ANacrXdcjgTAeuxJIUFHBszl zfyiFBl5oILo2IdDXAgTYmUjRlr+AF2mTo9rLbF8hB5YBpS3LoH74nBr5ksCs7o9IV mQeTI8lEAQ0Uw== Date: Fri, 18 Apr 2025 09:41:57 +0200 From: Ingo Molnar To: Ard Biesheuvel Cc: linux-kernel@vger.kernel.org, linux-tip-commits@vger.kernel.org, Tom Lendacky , Dionna Amalie Glaze , Kevin Loughlin , "Kirill A. Shutemov" , linux-efi@vger.kernel.org, x86@kernel.org Subject: Re: [tip: x86/boot] x86/boot/sev: Avoid shared GHCB page for early memory acceptance Message-ID: References: <20250410132850.3708703-2-ardb+git@google.com> <174448976513.31282.4012948519562214371.tip-bot2@tip-bot2> Precedence: bulk X-Mailing-List: linux-efi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: * Ard Biesheuvel wrote: > On Sat, 12 Apr 2025 at 22:45, Ingo Molnar wrote: > > > > > > * Ard Biesheuvel wrote: > > > > > On Sat, 12 Apr 2025 at 22:29, tip-bot2 for Ard Biesheuvel > > > wrote: > > > > > > > > The following commit has been merged into the x86/boot branch of tip: > > > > > > > > > > This may be slightly premature. I took some of Tom's code, hence the > > > co-developed-by, but the should really confirm that what I did is > > > correct before we queue this up. > > > > OK, I've zapped it again, especially as the rest of the series wasn't > > ready either, please include the latest version of this patch as part > > of the boot/setup/ series, which hard-relies upon it. > > > > I have sent out a v4 here [0]. > > I am not including it in the next rev of the startup/ refactor series, > given that this change is a fix that also needs to go to stable. > Please apply it as a fix and merge back the branch into tip/x86/boot - > I will rebase the startup/ refactor series on top of that. > > Thanks, > > [0] https://lore.kernel.org/linux-efi/20250417202120.1002102-2-ardb+git@google.com/T/#u Noted, thanks for the heads up! Ingo