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 X-Spam-Level: X-Spam-Status: No, score=-16.3 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id DB5D5C433DB for ; Tue, 9 Feb 2021 03:59:29 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9C6CA64E99 for ; Tue, 9 Feb 2021 03:59:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229756AbhBID70 (ORCPT ); Mon, 8 Feb 2021 22:59:26 -0500 Received: from us-smtp-delivery-124.mimecast.com ([63.128.21.124]:20657 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229991AbhBIDmj (ORCPT ); Mon, 8 Feb 2021 22:42:39 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1612842060; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=0xKTRN4WStOHXG3ezUNyP1HHkaXIQ0IwmvDfmnG7ijE=; b=OqhoakZJ2+ozbzM7HCe5hSGjGZuBO1B9zL1rfwcPA8SZ7KGJ3ioXCadp6HumL5XBqRyZb5 SSa7EiWqTIq8qKchbSGFuO+fPBD9AsmU5ozuog8wOJ5XvszGDN5ykEFClfiOaBJbIp+1Ql X5iBIq2t5lmKI+Xt+x9ypGNP1ZlC+rU= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-391-I-NEsA5GMSaCBUwwtleOEw-1; Mon, 08 Feb 2021 22:29:16 -0500 X-MC-Unique: I-NEsA5GMSaCBUwwtleOEw-1 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.phx2.redhat.com [10.5.11.23]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id BF80956AA5; Tue, 9 Feb 2021 03:29:14 +0000 (UTC) Received: from gshan.redhat.com (vpn2-54-26.bne.redhat.com [10.64.54.26]) by smtp.corp.redhat.com (Postfix) with ESMTP id CC09A19C66; Tue, 9 Feb 2021 03:29:11 +0000 (UTC) From: Gavin Shan To: kvmarm@lists.cs.columbia.edu Cc: linux-kernel@vger.kernel.org, pbonzini@redhat.com, maz@kernel.org, james.morse@arm.com, Jonathan.Cameron@huawei.com, mark.rutland@arm.com, will@kernel.org, shan.gavin@gmail.com Subject: [PATCH v2 20/21] KVM: arm64: Export SDEI capability Date: Tue, 9 Feb 2021 11:27:32 +0800 Message-Id: <20210209032733.99996-21-gshan@redhat.com> In-Reply-To: <20210209032733.99996-1-gshan@redhat.com> References: <20210209032733.99996-1-gshan@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The SDEI functionality is ready to be exported so far. This adds new capability (KVM_CAP_ARM_SDEI) and exports it. Signed-off-by: Gavin Shan --- arch/arm64/kvm/arm.c | 3 +++ include/uapi/linux/kvm.h | 1 + 2 files changed, 4 insertions(+) diff --git a/arch/arm64/kvm/arm.c b/arch/arm64/kvm/arm.c index 55ccd234b0ec..f8b44a29e164 100644 --- a/arch/arm64/kvm/arm.c +++ b/arch/arm64/kvm/arm.c @@ -266,6 +266,9 @@ int kvm_vm_ioctl_check_extension(struct kvm *kvm, long ext) case KVM_CAP_ARM_PTRAUTH_GENERIC: r = system_has_full_ptr_auth(); break; + case KVM_CAP_ARM_SDEI: + r = 1; + break; default: r = 0; } diff --git a/include/uapi/linux/kvm.h b/include/uapi/linux/kvm.h index b056b4ac884b..133128d45fcb 100644 --- a/include/uapi/linux/kvm.h +++ b/include/uapi/linux/kvm.h @@ -1058,6 +1058,7 @@ struct kvm_ppc_resize_hpt { #define KVM_CAP_ENFORCE_PV_FEATURE_CPUID 190 #define KVM_CAP_SYS_HYPERV_CPUID 191 #define KVM_CAP_DIRTY_LOG_RING 192 +#define KVM_CAP_ARM_SDEI 193 #ifdef KVM_CAP_IRQ_ROUTING -- 2.23.0