From patchwork Tue Feb 11 17:49:05 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Marc Zyngier X-Patchwork-Id: 11376239 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 526D314B4 for ; Tue, 11 Feb 2020 17:52:30 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 27C73206D7 for ; Tue, 11 Feb 2020 17:52:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1581443550; bh=ggnlFbQSGsLLyg5YVIv0hmQsy7LefCB+e8Mw1VKL7Bs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=Y56C63gtSzriOOEs0wAN8rH31LIuF7xJP400jS0fUx5RzzlrP86xjAi+FXLFpabzv HhHVgEe5+c9uL7b9hvEmf7kU9W00Jhkc7EW4spa4mePNlCRUu1juNgG9sAXiEzBGu2 FGC/xodLScduCfhUvcTNVS80sqtP3RG4nxfv4A4M= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730510AbgBKRw3 (ORCPT ); Tue, 11 Feb 2020 12:52:29 -0500 Received: from mail.kernel.org ([198.145.29.99]:55440 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730532AbgBKRw3 (ORCPT ); Tue, 11 Feb 2020 12:52:29 -0500 Received: from disco-boy.misterjones.org (disco-boy.misterjones.org [51.254.78.96]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id CB08C206CC; Tue, 11 Feb 2020 17:52:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1581443548; bh=ggnlFbQSGsLLyg5YVIv0hmQsy7LefCB+e8Mw1VKL7Bs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=l3CODoaR6tQmjcEfGVgVjrChQy6+4xWkKZKSoCbLToXQ5/ZLr99AnkpLr9o4AtoW0 DPl+0IuD9nHSLnTRfq1ZK0xrKraIAGOgnxvsRTFUU0nKS09x3Iwbh3cXfb8qa1apz7 CHTV11lzruSwgB5vdpWVxSj5e7UQXSFTszE8AG80= Received: from 78.163-31-62.static.virginmediabusiness.co.uk ([62.31.163.78] helo=why.lan) by disco-boy.misterjones.org with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1j1Zg5-004O7k-Ax; Tue, 11 Feb 2020 17:50:29 +0000 From: Marc Zyngier To: linux-arm-kernel@lists.infradead.org, kvmarm@lists.cs.columbia.edu, kvm@vger.kernel.org Cc: Andre Przywara , Christoffer Dall , Dave Martin , Jintack Lim , Alexandru Elisei , James Morse , Julien Thierry , Suzuki K Poulose Subject: [PATCH v2 61/94] arm64: KVM: nv: Allow userspace to request KVM_ARM_VCPU_NESTED_VIRT Date: Tue, 11 Feb 2020 17:49:05 +0000 Message-Id: <20200211174938.27809-62-maz@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200211174938.27809-1-maz@kernel.org> References: <20200211174938.27809-1-maz@kernel.org> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 62.31.163.78 X-SA-Exim-Rcpt-To: linux-arm-kernel@lists.infradead.org, kvmarm@lists.cs.columbia.edu, kvm@vger.kernel.org, andre.przywara@arm.com, christoffer.dall@arm.com, Dave.Martin@arm.com, jintack@cs.columbia.edu, alexandru.elisei@arm.com, james.morse@arm.com, julien.thierry.kdev@gmail.com, suzuki.poulose@arm.com X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org Since we're (almost) feature complete, let's allow userspace to request KVM_ARM_VCPU_NESTED_VIRT by bumping the KVM_VCPU_MAX_FEATURES up. It's going to be great... Signed-off-by: Marc Zyngier --- arch/arm64/include/asm/kvm_host.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm64/include/asm/kvm_host.h b/arch/arm64/include/asm/kvm_host.h index c578ab9b4a02..06c4b7aaebab 100644 --- a/arch/arm64/include/asm/kvm_host.h +++ b/arch/arm64/include/asm/kvm_host.h @@ -37,7 +37,7 @@ #define KVM_MAX_VCPUS VGIC_V3_MAX_CPUS -#define KVM_VCPU_MAX_FEATURES 7 +#define KVM_VCPU_MAX_FEATURES 8 #define KVM_REQ_SLEEP \ KVM_ARCH_REQ_FLAGS(0, KVM_REQUEST_WAIT | KVM_REQUEST_NO_WAKEUP)