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 mm01.cs.columbia.edu (mm01.cs.columbia.edu [128.59.11.253]) by smtp.lore.kernel.org (Postfix) with ESMTP id B2D7DC433EF for ; Tue, 18 Jan 2022 16:04:33 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 342DA43479; Tue, 18 Jan 2022 11:04:33 -0500 (EST) X-Virus-Scanned: at lists.cs.columbia.edu Authentication-Results: mm01.cs.columbia.edu (amavisd-new); dkim=softfail (fail, message has been altered) header.i=@armlinux.org.uk Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id AfseZNb1mnp5; Tue, 18 Jan 2022 11:04:30 -0500 (EST) Received: from mm01.cs.columbia.edu (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id D77E941174; Tue, 18 Jan 2022 11:04:30 -0500 (EST) Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id EDD5A40C10 for ; Tue, 18 Jan 2022 11:04:29 -0500 (EST) X-Virus-Scanned: at lists.cs.columbia.edu Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id dmHEyCQ+KMWP for ; Tue, 18 Jan 2022 11:04:27 -0500 (EST) Received: from pandora.armlinux.org.uk (pandora.armlinux.org.uk [78.32.30.218]) by mm01.cs.columbia.edu (Postfix) with ESMTPS id 9D9B4410BB for ; Tue, 18 Jan 2022 11:04:27 -0500 (EST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=armlinux.org.uk; s=pandora-2019; h=Sender:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=DsH535g+sCum3U0D/7MO9h2z+P8yeHq8a+8/WjWKEG8=; b=lAgjVtqbAX+LcI51G6OoJziCSP +PrjYIH1LIcTJ27BFDyc6TICiYuORE8KbFWM87OaPCyDKPuiWNdHmd1lqpZpiBEixGdtboC+WSRlv eIYlwGwLqbAzWJGYv4gaPLm6nx9gAeQVFJmDoBum0ojSZA2oTjIhLimSw3fcsJYdEV9t5+e0KifNy BUn7pR24xdUCkr6AKWU02zOOEjsl8jVEVgyM0YAKSBQvhjiPCnDLAFEu1kP021BQ2AVAN9iaAAyxz Jh3akb2htT7s6ES2QT5WDoIEjv1CYaBvA1yywrg/vIipwJc4CWBU7vPjNJ7TZ0t8SkM7tmjCuDRO6 NmTfrimw==; Received: from shell.armlinux.org.uk ([fd8f:7570:feb6:1:5054:ff:fe00:4ec]:56768) by pandora.armlinux.org.uk with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1n9qy8-0003x8-09; Tue, 18 Jan 2022 16:04:24 +0000 Received: from linux by shell.armlinux.org.uk with local (Exim 4.94.2) (envelope-from ) id 1n9qy5-0004QA-JB; Tue, 18 Jan 2022 16:04:21 +0000 Date: Tue, 18 Jan 2022 16:04:21 +0000 From: "Russell King (Oracle)" To: Marc Zyngier Subject: Re: [PATCH v5 15/69] KVM: arm64: nv: Inject HVC exceptions to the virtual EL2 Message-ID: References: <20211129200150.351436-1-maz@kernel.org> <20211129200150.351436-16-maz@kernel.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20211129200150.351436-16-maz@kernel.org> Cc: kernel-team@android.com, kvm@vger.kernel.org, Andre Przywara , Christoffer Dall , kvmarm@lists.cs.columbia.edu, Ganapatrao Kulkarni , linux-arm-kernel@lists.infradead.org X-BeenThere: kvmarm@lists.cs.columbia.edu X-Mailman-Version: 2.1.14 Precedence: list List-Id: Where KVM/ARM decisions are made List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: kvmarm-bounces@lists.cs.columbia.edu Sender: kvmarm-bounces@lists.cs.columbia.edu On Mon, Nov 29, 2021 at 08:00:56PM +0000, Marc Zyngier wrote: > From: Jintack Lim > > As we expect all PSCI calls from the L1 hypervisor to be performed > using SMC when nested virtualization is enabled, it is clear that > all HVC instruction from the VM (including from the virtual EL2) > are supposed to handled in the virtual EL2. > > Forward these to EL2 as required. > > Signed-off-by: Jintack Lim > [maz: add handling of HCR_EL2.HCD] > Signed-off-by: Marc Zyngier > --- > arch/arm64/kvm/handle_exit.c | 11 +++++++++++ Reviewed-by: Russell King (Oracle) -- RMK's Patch system: https://www.armlinux.org.uk/developer/patches/ FTTP is here! 40Mbps down 10Mbps up. Decent connectivity at last! _______________________________________________ kvmarm mailing list kvmarm@lists.cs.columbia.edu https://lists.cs.columbia.edu/mailman/listinfo/kvmarm