From patchwork Tue Feb 4 09:48:16 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anup Patel X-Patchwork-Id: 3574661 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork1.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork1.web.kernel.org (Postfix) with ESMTP id 6CFDF9F2E9 for ; Tue, 4 Feb 2014 09:51:28 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id A27F420163 for ; Tue, 4 Feb 2014 09:51:27 +0000 (UTC) Received: from casper.infradead.org (casper.infradead.org [85.118.1.10]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id A664B2015B for ; Tue, 4 Feb 2014 09:51:26 +0000 (UTC) Received: from merlin.infradead.org ([2001:4978:20e::2]) by casper.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1WAcdZ-0003MG-GP; Tue, 04 Feb 2014 09:49:50 +0000 Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1WAcdG-0001rP-Gd; Tue, 04 Feb 2014 09:49:30 +0000 Received: from mail-pa0-f52.google.com ([209.85.220.52]) by merlin.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1WAcd5-0001nX-IY for linux-arm-kernel@lists.infradead.org; Tue, 04 Feb 2014 09:49:21 +0000 Received: by mail-pa0-f52.google.com with SMTP id bj1so8262998pad.39 for ; Tue, 04 Feb 2014 01:48:58 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=f86nfvCxQYzpbUxICjFXSDDaCbVXPEH2x0O2G+pixgw=; b=RyWGmhaRY8T1MV4PmYMNB1zll1AOn5OlxrqBzF2rYELgKbuLgY+TIhwLtkPnM+m/hv 3nRHxlgYfkQuov6wLQQsf+VvWUst7j2ppLQnJP/BT5WNxzJAEiNOhKvBPpM6xif+ruM6 yq57hkmO6jwwhMcRB2Tk8phsecApt7H+ToUQBuvcbJFWXPoajjtvfuXOSeMbYMyfJH5c 0i/4cLwDipQxtJqXN+gwkj01OmBJch9kWjme0PQE6D/NCksBU5DPhO708JqDLPyN/gly 2h85JCovEEtNjhqENOC+r07WR0Monbtva14eV+Q594H+qAl8sCYMsz+gsFMg3d/HWWqM JKpw== X-Gm-Message-State: ALoCoQk0KEfMO2pAMosoTJ6xjb88RTpHVIbmG9DzFOTSk3cs5Vyb50NbL4UKiDlCUubXcO1GekK8 X-Received: by 10.66.248.194 with SMTP id yo2mr37165057pac.51.1391507337941; Tue, 04 Feb 2014 01:48:57 -0800 (PST) Received: from pnqlab006.amcc.com ([182.73.239.130]) by mx.google.com with ESMTPSA id gg10sm64586644pbc.46.2014.02.04.01.48.53 for (version=TLSv1.1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Tue, 04 Feb 2014 01:48:56 -0800 (PST) From: Anup Patel To: kvmarm@lists.cs.columbia.edu Subject: [PATCH v3 4/4] ARM/ARM64: KVM: Allow KVM_ARM_VCPU_PSCI_0_2 feature for user space Date: Tue, 4 Feb 2014 15:18:16 +0530 Message-Id: <1391507296-2099-5-git-send-email-anup.patel@linaro.org> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1391507296-2099-1-git-send-email-anup.patel@linaro.org> References: <1391507296-2099-1-git-send-email-anup.patel@linaro.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20140204_044919_774206_CC973C2F X-CRM114-Status: UNSURE ( 8.41 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -2.6 (--) Cc: Mark Rutland , linaro-kernel@lists.linaro.org, Anup Patel , patches@linaro.org, Marc Zyngier , patches@apm.com, linux-arm-kernel@lists.infradead.org, Christoffer Dall , Pranavkumar Sawargaonkar X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.8 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Allow user space to set KVM_ARM_VCPU_PSCI_0_2 feature because all mandatory PSCI v0.2 functions (i.e. complete PSCI v0.2) are available. Signed-off-by: Anup Patel Signed-off-by: Pranavkumar Sawargaonkar --- arch/arm/kvm/guest.c | 3 --- arch/arm64/kvm/guest.c | 3 --- 2 files changed, 6 deletions(-) diff --git a/arch/arm/kvm/guest.c b/arch/arm/kvm/guest.c index 89929b6..b23a59c 100644 --- a/arch/arm/kvm/guest.c +++ b/arch/arm/kvm/guest.c @@ -307,9 +307,6 @@ int kvm_vcpu_set_target(struct kvm_vcpu *vcpu, if (test_bit(i, (void *)init->features)) { if (i >= KVM_VCPU_MAX_FEATURES) return -ENOENT; - /* Don't allow setting experimental features */ - if (i == KVM_ARM_VCPU_PSCI_0_2) - return -ENOENT; set_bit(i, vcpu->arch.features); } } diff --git a/arch/arm64/kvm/guest.c b/arch/arm64/kvm/guest.c index b27877c..0874557 100644 --- a/arch/arm64/kvm/guest.c +++ b/arch/arm64/kvm/guest.c @@ -246,9 +246,6 @@ int kvm_vcpu_set_target(struct kvm_vcpu *vcpu, if (init->features[i / 32] & (1 << (i % 32))) { if (i >= KVM_VCPU_MAX_FEATURES) return -ENOENT; - /* Don't allow setting experimental features */ - if (i == KVM_ARM_VCPU_PSCI_0_2) - return -ENOENT; set_bit(i, vcpu->arch.features); } }