From patchwork Tue Apr 23 15:09:23 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paolo Bonzini X-Patchwork-Id: 13640278 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.gnu.org (lists.gnu.org [209.51.188.17]) (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 7DC46C10F1A for ; Tue, 23 Apr 2024 15:18:19 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rzHnj-0007e0-5h; Tue, 23 Apr 2024 11:11:19 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rzHn6-0004dv-5X for qemu-devel@nongnu.org; Tue, 23 Apr 2024 11:10:43 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rzHn0-0000Gb-Ic for qemu-devel@nongnu.org; Tue, 23 Apr 2024 11:10:35 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1713885033; 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=47V3oaPt23MbVmGEQPCO7LaPQQrDD/VRYl+nTb/ne1k=; b=cJGGueJe1MJmI+W93XGNrp36DhQSpCR5+jxgwzBFcbM7DpttOT/6B1v/WDGAyLube8Q+qU 8e4WpE5qNUxCgYf4oOmtlGHKb6d44jVwT/CPXoIxn/UyScB1c0QcunexhFiROGEByqTXUY PI6zkBFeUXkU+z1/bss7DLeDkU6wA58= Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-604-6qW50igZNtaI0w_3oVCHQA-1; Tue, 23 Apr 2024 11:10:29 -0400 X-MC-Unique: 6qW50igZNtaI0w_3oVCHQA-1 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.rdu2.redhat.com [10.11.54.4]) (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 mimecast-mx02.redhat.com (Postfix) with ESMTPS id 96A16834FBB; Tue, 23 Apr 2024 15:10:29 +0000 (UTC) Received: from avogadro.lan (unknown [10.39.192.70]) by smtp.corp.redhat.com (Postfix) with ESMTP id 0AA47200E290; Tue, 23 Apr 2024 15:10:28 +0000 (UTC) From: Paolo Bonzini To: qemu-devel@nongnu.org Cc: Xiaoyao Li Subject: [PULL 35/63] s390: Switch to use confidential_guest_kvm_init() Date: Tue, 23 Apr 2024 17:09:23 +0200 Message-ID: <20240423150951.41600-36-pbonzini@redhat.com> In-Reply-To: <20240423150951.41600-1-pbonzini@redhat.com> References: <20240423150951.41600-1-pbonzini@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.4.1 on 10.11.54.4 Received-SPF: pass client-ip=170.10.133.124; envelope-from=pbonzini@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.67, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org From: Xiaoyao Li Use unified confidential_guest_kvm_init() for consistency with other architectures. Signed-off-by: Xiaoyao Li Message-Id: <20240229060038.606591-1-xiaoyao.li@intel.com> Signed-off-by: Paolo Bonzini --- target/s390x/kvm/pv.h | 14 -------------- hw/s390x/s390-virtio-ccw.c | 5 ++++- target/s390x/kvm/pv.c | 10 +++++++++- 3 files changed, 13 insertions(+), 16 deletions(-) diff --git a/target/s390x/kvm/pv.h b/target/s390x/kvm/pv.h index 5877d28ff10..4b408174391 100644 --- a/target/s390x/kvm/pv.h +++ b/target/s390x/kvm/pv.h @@ -80,18 +80,4 @@ static inline int kvm_s390_dump_mem_state(uint64_t addr, size_t len, static inline int kvm_s390_dump_completion_data(void *buff) { return 0; } #endif /* CONFIG_KVM */ -int s390_pv_kvm_init(ConfidentialGuestSupport *cgs, Error **errp); -static inline int s390_pv_init(ConfidentialGuestSupport *cgs, Error **errp) -{ - if (!cgs) { - return 0; - } - if (kvm_enabled()) { - return s390_pv_kvm_init(cgs, errp); - } - - error_setg(errp, "Protected Virtualization requires KVM"); - return -1; -} - #endif /* HW_S390_PV_H */ diff --git a/hw/s390x/s390-virtio-ccw.c b/hw/s390x/s390-virtio-ccw.c index 7cebbf6c02a..4dcc2138200 100644 --- a/hw/s390x/s390-virtio-ccw.c +++ b/hw/s390x/s390-virtio-ccw.c @@ -14,6 +14,7 @@ #include "qemu/osdep.h" #include "qapi/error.h" #include "exec/ram_addr.h" +#include "exec/confidential-guest-support.h" #include "hw/s390x/s390-virtio-hcall.h" #include "hw/s390x/sclp.h" #include "hw/s390x/s390_flic.h" @@ -260,7 +261,9 @@ static void ccw_init(MachineState *machine) s390_init_cpus(machine); /* Need CPU model to be determined before we can set up PV */ - s390_pv_init(machine->cgs, &error_fatal); + if (machine->cgs) { + confidential_guest_kvm_init(machine->cgs, &error_fatal); + } s390_flic_init(); diff --git a/target/s390x/kvm/pv.c b/target/s390x/kvm/pv.c index 7ca7faec73e..dde836d21ae 100644 --- a/target/s390x/kvm/pv.c +++ b/target/s390x/kvm/pv.c @@ -334,12 +334,17 @@ static bool s390_pv_guest_check(ConfidentialGuestSupport *cgs, Error **errp) return s390_pv_check_cpus(errp); } -int s390_pv_kvm_init(ConfidentialGuestSupport *cgs, Error **errp) +static int s390_pv_kvm_init(ConfidentialGuestSupport *cgs, Error **errp) { if (!object_dynamic_cast(OBJECT(cgs), TYPE_S390_PV_GUEST)) { return 0; } + if (!kvm_enabled()) { + error_setg(errp, "Protected Virtualization requires KVM"); + return -1; + } + if (!s390_has_feat(S390_FEAT_UNPACK)) { error_setg(errp, "CPU model does not support Protected Virtualization"); @@ -364,6 +369,9 @@ OBJECT_DEFINE_TYPE_WITH_INTERFACES(S390PVGuest, static void s390_pv_guest_class_init(ObjectClass *oc, void *data) { + ConfidentialGuestSupportClass *klass = CONFIDENTIAL_GUEST_SUPPORT_CLASS(oc); + + klass->kvm_init = s390_pv_kvm_init; } static void s390_pv_guest_init(Object *obj)