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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 9A075CCD1AB for ; Wed, 22 Oct 2025 05:56:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:In-Reply-To:From:References:Cc:To:Subject:MIME-Version:Date: Message-ID:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=e0BNSEe8+JWm79ZsctEdZVSTDEu6ZAcAN5FVm7Wus1E=; b=wmHG2l10EsFuXwq2TjAs4SP1vW 9ZrFk2uimAOaB+6RXnXv/CzWhew10yKnC+Mt84NzCnY4VamPNvGEOxs1IKYvgeY4hX6qSeEf4kDZt satRhZ7S25Fm2c6cgmT/MItB+yxaBq4uioW7cbgSBz8PhG1cMkOhIxqqpupQi0yqbhc93SMfoWACY MnGPba91ZEVJB/dL17DYCV1nY3yVWNOORTy+BZDnkZlliGwrD3KzaJZAkE4AnfIxM9Z9q2UMnajmI pMf3/MoXYFIxgRhfoMrkQG4IQsjuHVVVSUKmN4xXM03wvZ5cco0ufh+i3afwaUVApURM1BgDsB0Hg 66HB37Rw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vBRpw-00000001aXd-3iXT; Wed, 22 Oct 2025 05:56:40 +0000 Received: from mgamail.intel.com ([192.198.163.13]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vBRpr-00000001aWb-3ZF4; Wed, 22 Oct 2025 05:56:38 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1761112596; x=1792648596; h=message-id:date:mime-version:subject:to:cc:references: from:in-reply-to:content-transfer-encoding; bh=e0BNSEe8+JWm79ZsctEdZVSTDEu6ZAcAN5FVm7Wus1E=; b=fq9beKtZpSZ9xtF+1HtgOxXkuuxjT4aQcwDE1euEyeV7Srf9KEC3+Wkp N2HU5onhiIKNBycmOWo333J71u/xv0N8gUnRtNJokKeVJyn2u9b5JWOrf ULvKNp+Snf9bPgTr3OWDqvyYHcqC5iju7Jx/zzBdGeelzj2gMGSPOuyiT ySstzO4fXUxfPN7+M50NCYJ38POiG4+gc5+rLVt+Uf0P7itDQDwvV0izU YXrXf86y0I/2f9OJccsLMHRs3VavY0uDXlJAxJ93CTcZBVQGz8006BBC8 PJ79/mKqSTUkt+PxuqCH5vQLdHmaFJEGOut9fksw+TVkHc0ihel32Ny9s w==; X-CSE-ConnectionGUID: KO1MkNg5StudS2cBFr9/Kg== X-CSE-MsgGUID: Qtq9cOyETvmYA96MBm7amA== X-IronPort-AV: E=McAfee;i="6800,10657,11586"; a="65866356" X-IronPort-AV: E=Sophos;i="6.19,246,1754982000"; d="scan'208";a="65866356" Received: from fmviesa008.fm.intel.com ([10.60.135.148]) by fmvoesa107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Oct 2025 22:56:35 -0700 X-CSE-ConnectionGUID: oEyBARVoRTqxmx9FX15Ezg== X-CSE-MsgGUID: iu37FNdWT/WUX/u/fUlTIQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.19,246,1754982000"; d="scan'208";a="184184586" Received: from yinghaoj-desk.ccr.corp.intel.com (HELO [10.238.1.225]) ([10.238.1.225]) by fmviesa008-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Oct 2025 22:56:28 -0700 Message-ID: <7aa86887-b499-4618-b174-96cb0cd17d24@linux.intel.com> Date: Wed, 22 Oct 2025 13:56:26 +0800 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3 05/25] Revert "KVM: x86/tdp_mmu: Add a helper function to walk down the TDP MMU" To: Sean Christopherson Cc: Marc Zyngier , Oliver Upton , Tianrui Zhao , Bibo Mao , Huacai Chen , Madhavan Srinivasan , Anup Patel , Paul Walmsley , Palmer Dabbelt , Albert Ou , Christian Borntraeger , Janosch Frank , Claudio Imbrenda , Paolo Bonzini , "Kirill A. Shutemov" , linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev, kvm@vger.kernel.org, loongarch@lists.linux.dev, linux-mips@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, kvm-riscv@lists.infradead.org, linux-riscv@lists.infradead.org, x86@kernel.org, linux-coco@lists.linux.dev, linux-kernel@vger.kernel.org, Ira Weiny , Kai Huang , Michael Roth , Yan Zhao , Vishal Annapurve , Rick Edgecombe , Ackerley Tng References: <20251017003244.186495-1-seanjc@google.com> <20251017003244.186495-6-seanjc@google.com> Content-Language: en-US From: Binbin Wu In-Reply-To: <20251017003244.186495-6-seanjc@google.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251021_225635_925834_8C88B1FD X-CRM114-Status: UNSURE ( 6.73 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 10/17/2025 8:32 AM, Sean Christopherson wrote: > Remove the helper and exports that were added to allow TDX code to reuse > kvm_tdp_map_page() for its gmem post-populate flow now that a dedicated > TDP MMU API is provided to install a mapping given a gfn+pfn pair. > > This reverts commit 2608f105760115e94a03efd9f12f8fbfd1f9af4b. > > Reviewed-by: Rick Edgecombe > Signed-off-by: Sean Christopherson Reviewed-by: Binbin Wu