From patchwork Wed Feb 26 19:55:06 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paolo Bonzini X-Patchwork-Id: 13993101 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) (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 4EF4925E458 for ; Wed, 26 Feb 2025 19:55:47 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=170.10.129.124 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740599749; cv=none; b=aCVGwumxcenbpc3IwIk6PFWet6t/mqEsMCDLiLXaDOqsma943A1kZr496DQW+GzV8gAKQfamYkqetFt+wJJAMP/AG//P8DGAJj3cvo5bYXuRO3dvb6FbAGLY9BcE5ZusdOuWy0IDdMv1fRZSxNZV99fudQQ7VoZMXNIUkvGI838= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740599749; c=relaxed/simple; bh=YApeIwsQId9X/2wsGLl/eGkRiUx1BikJ1Isg+Wz2W+E=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=Yd5DKoR36XJS3SMkIU8Q/no3qRUPyzDXZ+zHx8UsADZ5Fxc951SBUD1p5gZTBwPl9m+kz+YmWdSnebFjNo4z8DkGJ73VfD7oX5r6iCOvZqAL+Y0dK7m8E3E63N+LIVNLgVJeLazT8AxAHSRdGH+BAxcQrZRhtnEvoQ6MeOES1i8= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=redhat.com; spf=pass smtp.mailfrom=redhat.com; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b=e/wusIXd; arc=none smtp.client-ip=170.10.129.124 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=redhat.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=redhat.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="e/wusIXd" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1740599747; 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: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=x8HwOqxovlLqANJKv1rHzsM8ETvMMYIO18NESmV+lHw=; b=e/wusIXdER65fxke1Wltdn+d98tKw8f3MXDsoQbcgleie1PykEjWAvEOLy8tn0oleoP0jv 2MeUMPDND/Qp7B/1XrJqhILHQAPFC+LrbdLwi/Ubm7P4Yb2NFjApuEXX5ZGUZThWwHoe/3 U80UW6hKAqKLUWgEMfiBA85QS2RomM8= Received: from mx-prod-mc-08.mail-002.prod.us-west-2.aws.redhat.com (ec2-35-165-154-97.us-west-2.compute.amazonaws.com [35.165.154.97]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-613-evdx9S5qN-aWNzHcZO3nDA-1; Wed, 26 Feb 2025 14:55:41 -0500 X-MC-Unique: evdx9S5qN-aWNzHcZO3nDA-1 X-Mimecast-MFC-AGG-ID: evdx9S5qN-aWNzHcZO3nDA_1740599740 Received: from mx-prod-int-05.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-05.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.17]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-08.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 43A391800872; Wed, 26 Feb 2025 19:55:40 +0000 (UTC) Received: from virtlab1023.lab.eng.rdu2.redhat.com (virtlab1023.lab.eng.rdu2.redhat.com [10.8.1.187]) by mx-prod-int-05.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id 44C551944D02; Wed, 26 Feb 2025 19:55:39 +0000 (UTC) From: Paolo Bonzini To: linux-kernel@vger.kernel.org, kvm@vger.kernel.org Cc: seanjc@google.com, Yan Zhao , Rick Edgecombe Subject: [PATCH 06/29] KVM: x86/mmu: Implement memslot deletion for TDX Date: Wed, 26 Feb 2025 14:55:06 -0500 Message-ID: <20250226195529.2314580-7-pbonzini@redhat.com> In-Reply-To: <20250226195529.2314580-1-pbonzini@redhat.com> References: <20250226195529.2314580-1-pbonzini@redhat.com> Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.0 on 10.30.177.17 From: Rick Edgecombe Update attr_filter field to zap both private and shared mappings for TDX when memslot is deleted. Signed-off-by: Rick Edgecombe Co-developed-by: Yan Zhao Signed-off-by: Yan Zhao Message-ID: <20241112073426.21997-1-yan.y.zhao@intel.com> Signed-off-by: Paolo Bonzini --- arch/x86/kvm/mmu/mmu.c | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/x86/kvm/mmu/mmu.c b/arch/x86/kvm/mmu/mmu.c index c1c54a7a7735..9d5d50e2464f 100644 --- a/arch/x86/kvm/mmu/mmu.c +++ b/arch/x86/kvm/mmu/mmu.c @@ -7072,6 +7072,7 @@ static void kvm_mmu_zap_memslot(struct kvm *kvm, .start = slot->base_gfn, .end = slot->base_gfn + slot->npages, .may_block = true, + .attr_filter = KVM_FILTER_PRIVATE | KVM_FILTER_SHARED, }; bool flush;