From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932340AbcE0Gkj (ORCPT ); Fri, 27 May 2016 02:40:39 -0400 Received: from e06smtp07.uk.ibm.com ([195.75.94.103]:39925 "EHLO e06smtp07.uk.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932249AbcE0Gkh (ORCPT ); Fri, 27 May 2016 02:40:37 -0400 X-IBM-Helo: d06dlp02.portsmouth.uk.ibm.com X-IBM-MailFrom: dahi@linux.vnet.ibm.com X-IBM-RcptTo: kvm@vger.kernel.org;linux-kernel@vger.kernel.org Date: Fri, 27 May 2016 08:40:29 +0200 From: David Hildenbrand To: Wanpeng Li Cc: linux-kernel@vger.kernel.org, kvm@vger.kernel.org, Wanpeng Li , Paolo Bonzini , Radim =?UTF-8?B?S3LEjW3DocWZ?= , David Matlack , Christian Borntraeger , Yang Zhang Subject: Re: [PATCH v3] KVM: halt-polling: poll if emulated lapic timer will fire soon Message-ID: <20160527084029.703b917c@thinkpad-w530> In-Reply-To: <1463964124-13953-1-git-send-email-wanpeng.li@hotmail.com> References: <1463964124-13953-1-git-send-email-wanpeng.li@hotmail.com> Organization: IBM Deutschland GmbH X-Mailer: Claws Mail 3.13.2 (GTK+ 2.24.30; x86_64-redhat-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 16052706-0029-0000-0000-00001EFD7DEB X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > diff --git a/arch/arm/include/asm/kvm_host.h b/arch/arm/include/asm/kvm_host.h > index 4cd8732..a5fd858 100644 > --- a/arch/arm/include/asm/kvm_host.h > +++ b/arch/arm/include/asm/kvm_host.h > @@ -284,6 +284,10 @@ static inline void kvm_arch_sync_events(struct kvm *kvm) {} > static inline void kvm_arch_vcpu_uninit(struct kvm_vcpu *vcpu) {} > static inline void kvm_arch_sched_in(struct kvm_vcpu *vcpu, int cpu) {} > static inline void kvm_arch_vcpu_block_finish(struct kvm_vcpu *vcpu) {} > +static inline u64 kvm_arch_timer_remaining(struct kvm_vcpu *vcpu) > +{ > + return -1ULL; U64_MAX for all applicable cases? David