From patchwork Sat May 6 15:24:25 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Eric Auger X-Patchwork-Id: 9714977 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 11B1B60387 for ; Sat, 6 May 2017 15:41:28 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id D701927FAC for ; Sat, 6 May 2017 15:41:27 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id CBC0B28630; Sat, 6 May 2017 15:41:27 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.9 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [65.50.211.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 58EAD27FAC for ; Sat, 6 May 2017 15:41:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=hk0siNJESg3mKNACh088fO2omZNYs6wXlRnv+XH3mSY=; b=jlttXgmo2UZWiQ9swRCMnsEd10 aRWkGDKsj13mBhTK4uFWe5lA9G3gOGpFkL5DBHtBDHjnnjpy5W2iU3Xa7GGmK67lP+jR7mT7jpZ5/ izRlXyXy0Y5ptaOqU3znPEYFyYAYenp5LZbXOyOlRBkOddk5Ohq8B+HEZ2839OjRtYtCd40UuEhYD 8sAtdP58bk27gnafztNe72UIHKymHUw4yPVbaYnZnePZZXEOPw4BrISUmCIU+75Q/kIvlv2hEivJJ NrjGwzim0RZ/DxDD6/uvrIvmJ/WJ6TkF458Ey+75MggAwzW26sXLnsi0p03hNLHLNndct46wo8DoY AipwAJjg==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.87 #1 (Red Hat Linux)) id 1d71pl-00079I-7v; Sat, 06 May 2017 15:41:25 +0000 Received: from mx1.redhat.com ([209.132.183.28]) by bombadil.infradead.org with esmtps (Exim 4.87 #1 (Red Hat Linux)) id 1d71aZ-0006H2-6e for linux-arm-kernel@lists.infradead.org; Sat, 06 May 2017 15:25:46 +0000 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.phx2.redhat.com [10.5.11.14]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 4365DC049D5D; Sat, 6 May 2017 15:25:23 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mx1.redhat.com 4365DC049D5D Authentication-Results: ext-mx07.extmail.prod.ext.phx2.redhat.com; dmarc=none (p=none dis=none) header.from=redhat.com Authentication-Results: ext-mx07.extmail.prod.ext.phx2.redhat.com; spf=pass smtp.mailfrom=eric.auger@redhat.com DKIM-Filter: OpenDKIM Filter v2.11.0 mx1.redhat.com 4365DC049D5D Received: from localhost.localdomain.com (ovpn-116-214.ams2.redhat.com [10.36.116.214]) by smtp.corp.redhat.com (Postfix) with ESMTP id 01BBF179D9; Sat, 6 May 2017 15:25:18 +0000 (UTC) From: Eric Auger To: eric.auger.pro@gmail.com, eric.auger@redhat.com, marc.zyngier@arm.com, christoffer.dall@linaro.org, andre.przywara@arm.com, vijayak@caviumnetworks.com, Vijaya.Kumar@cavium.com, peter.maydell@linaro.org, linux-arm-kernel@lists.infradead.org, kvmarm@lists.cs.columbia.edu, kvm@vger.kernel.org Subject: [PATCH v7 06/24] KVM: arm/arm64: vgic: expose (un)lock_all_vcpus Date: Sat, 6 May 2017 17:24:25 +0200 Message-Id: <1494084283-12723-7-git-send-email-eric.auger@redhat.com> In-Reply-To: <1494084283-12723-1-git-send-email-eric.auger@redhat.com> References: <1494084283-12723-1-git-send-email-eric.auger@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.31]); Sat, 06 May 2017 15:25:23 +0000 (UTC) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20170506_082543_694362_94F1048E X-CRM114-Status: GOOD ( 10.34 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Prasun.Kapoor@cavium.com, drjones@redhat.com, quintela@redhat.com, dgilbert@redhat.com, pbonzini@redhat.com MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP We need to use those helpers in vgic-its.c so let's expose them in the private vgic header. Signed-off-by: Eric Auger Acked-by: Marc Zyngier Acked-by: Christoffer Dall --- v5 -> v6: - Add Christoffer's A-b v4 -> v5: - Add Marc's A-b --- virt/kvm/arm/vgic/vgic-kvm-device.c | 4 ++-- virt/kvm/arm/vgic/vgic.h | 3 +++ 2 files changed, 5 insertions(+), 2 deletions(-) diff --git a/virt/kvm/arm/vgic/vgic-kvm-device.c b/virt/kvm/arm/vgic/vgic-kvm-device.c index d181d2b..859bfa8 100644 --- a/virt/kvm/arm/vgic/vgic-kvm-device.c +++ b/virt/kvm/arm/vgic/vgic-kvm-device.c @@ -259,13 +259,13 @@ static void unlock_vcpus(struct kvm *kvm, int vcpu_lock_idx) } } -static void unlock_all_vcpus(struct kvm *kvm) +void unlock_all_vcpus(struct kvm *kvm) { unlock_vcpus(kvm, atomic_read(&kvm->online_vcpus) - 1); } /* Returns true if all vcpus were locked, false otherwise */ -static bool lock_all_vcpus(struct kvm *kvm) +bool lock_all_vcpus(struct kvm *kvm) { struct kvm_vcpu *tmp_vcpu; int c; diff --git a/virt/kvm/arm/vgic/vgic.h b/virt/kvm/arm/vgic/vgic.h index 6cf557e..b87f1c6 100644 --- a/virt/kvm/arm/vgic/vgic.h +++ b/virt/kvm/arm/vgic/vgic.h @@ -184,4 +184,7 @@ int vgic_init(struct kvm *kvm); int vgic_debug_init(struct kvm *kvm); int vgic_debug_destroy(struct kvm *kvm); +bool lock_all_vcpus(struct kvm *kvm); +void unlock_all_vcpus(struct kvm *kvm); + #endif