From patchwork Thu Mar 13 15:57:29 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Antonios Motakis X-Patchwork-Id: 3826731 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 5FAA39F2BB for ; Thu, 13 Mar 2014 15:58:43 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 92701201CE for ; Thu, 13 Mar 2014 15:58:42 +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 9890B201BB for ; Thu, 13 Mar 2014 15:58:41 +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 1WO81m-0004kL-8B; Thu, 13 Mar 2014 15:58:38 +0000 Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1WO81j-0005Gy-OM; Thu, 13 Mar 2014 15:58:35 +0000 Received: from mail-wg0-f46.google.com ([74.125.82.46]) by merlin.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1WO81g-0005EU-9A for linux-arm-kernel@lists.infradead.org; Thu, 13 Mar 2014 15:58:32 +0000 Received: by mail-wg0-f46.google.com with SMTP id b13so1051645wgh.29 for ; Thu, 13 Mar 2014 08:58:06 -0700 (PDT) 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=AMIQzb3BQp1mbYd8ORbrDJn/ZptaXiYj2QHSLrV+Ki0=; b=h336HD9te93zeMLORpO2msSVPd0MRSc8yNt/JhwwdQrilVJWqWNWYZhw2v2T7K3c7S UYXo2gJqJqv7LsJQyArC7tRQ82tDCkhBLIg1bPmmCVuDn5bk9vB6vfQVzWDYHMS1Dl5W A9G6SwvfoIEMUUsoBecDgBQImsAFK54meJ8TUIQc2nQMFXQ4Ih2UyupArwdsNwfrD06R QWVS5BYfD11hQEGBI0GeMVwA158eWMWnBtiumtwNOmrha4jLtujzEynIFOE1vFdEfy+v DxN2qeBawIlra0qrCIJMK81ywlkI8eUGB+00xTNQHKmDQb3mn5BFXRDVW070pGsiauZ1 gTdg== X-Gm-Message-State: ALoCoQn+TsfXzKPEE529cgwpZOwETndshs1kTYw7FyruAORlqPsf9Zl0rdU4IyxNFk//nVq8zneG X-Received: by 10.194.7.196 with SMTP id l4mr5624wja.92.1394726285933; Thu, 13 Mar 2014 08:58:05 -0700 (PDT) Received: from localhost.localdomain (home.tvelocity.eu. [82.67.68.96]) by mx.google.com with ESMTPSA id h9sm6622679wjz.16.2014.03.13.08.58.03 for (version=TLSv1.1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Thu, 13 Mar 2014 08:58:05 -0700 (PDT) From: Antonios Motakis To: kvmarm@lists.cs.columbia.edu Subject: [RFC PATCH 4/4] ARM: KVM: enable KVM_CAP_IOEVENTFD Date: Thu, 13 Mar 2014 16:57:29 +0100 Message-Id: <1394726249-1547-5-git-send-email-a.motakis@virtualopensystems.com> X-Mailer: git-send-email 1.8.3.2 In-Reply-To: <1394726249-1547-1-git-send-email-a.motakis@virtualopensystems.com> References: <1394726249-1547-1-git-send-email-a.motakis@virtualopensystems.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20140313_115832_413834_F4F0319B X-CRM114-Status: UNSURE ( 8.69 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -2.6 (--) Cc: Russell King , "open list:KERNEL VIRTUAL MA..." , marc.zyngier@arm.com, agraf@suse.de, n.nikolaev@virtualopensystems.com, open list , Gleb Natapov , "moderated list:ARM PORT" , Paolo Bonzini , Antonios Motakis , tech@virtualopensystems.com, christoffer.dall@linaro.org 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=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, T_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 KVM on ARM can now advertise support for the ioeventfd capability. Signed-off-by: Antonios Motakis Signed-off-by: Nikolay Nikolaev --- arch/arm/kvm/arm.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/arm/kvm/arm.c b/arch/arm/kvm/arm.c index bd18bb8..08cd89b 100644 --- a/arch/arm/kvm/arm.c +++ b/arch/arm/kvm/arm.c @@ -211,6 +211,9 @@ int kvm_dev_ioctl_check_extension(long ext) case KVM_CAP_MAX_VCPUS: r = KVM_MAX_VCPUS; break; + case KVM_CAP_IOEVENTFD: + r = 1; + break; default: r = kvm_arch_dev_ioctl_check_extension(ext); break;