From mboxrd@z Thu Jan 1 00:00:00 1970 From: Avi Kivity Subject: Re: [PATCH RFC V6 1/5] kvm hypervisor : Add a hypercall to KVM hypervisor to support pv-ticketlocks Date: Mon, 30 Apr 2012 11:19:35 +0300 Message-ID: <4F9E4B17.7060909@redhat.com> References: <20120423095937.30893.14776.sendpatchset@codeblue.in.ibm.com> <20120423095947.30893.84029.sendpatchset@codeblue.in.ibm.com> <4F9D415B.7010103@redhat.com> <4F9E42F6.8050108@linux.vnet.ibm.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <4F9E42F6.8050108@linux.vnet.ibm.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: virtualization-bounces@lists.linux-foundation.org Errors-To: virtualization-bounces@lists.linux-foundation.org To: Raghavendra K T Cc: Jeremy Fitzhardinge , X86 , KVM , Konrad Rzeszutek Wilk , linux-doc@vger.kernel.org, LKML , Greg Kroah-Hartman , Virtualization , Ingo Molnar , Srivatsa Vaddagiri , Sasha Levin , "H. Peter Anvin" , Xen , Stefano Stabellini List-Id: virtualization@lists.linuxfoundation.org On 04/30/2012 10:44 AM, Raghavendra K T wrote: >> Hm, what about reusing KVM_REQ_UNHALT? >> > > > Yes, I had experimented this for some time without success. > For e.g. having > make_request(KVM_REQ_UNHALT, vcpu) directly from kick hypercall. > > It would still need a flag. (did not get any alternative so far except > the workaround posted in V4) :( > Okay. -- error compiling committee.c: too many arguments to function From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754967Ab2D3IT6 (ORCPT ); Mon, 30 Apr 2012 04:19:58 -0400 Received: from mx1.redhat.com ([209.132.183.28]:36768 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751688Ab2D3ITz (ORCPT ); Mon, 30 Apr 2012 04:19:55 -0400 Message-ID: <4F9E4B17.7060909@redhat.com> Date: Mon, 30 Apr 2012 11:19:35 +0300 From: Avi Kivity User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:11.0) Gecko/20120329 Thunderbird/11.0.1 MIME-Version: 1.0 To: Raghavendra K T CC: Jeremy Fitzhardinge , Greg Kroah-Hartman , Alexander Graf , Randy Dunlap , linux-doc@vger.kernel.org, "H. Peter Anvin" , Konrad Rzeszutek Wilk , KVM , Stefano Stabellini , Virtualization , X86 , Gleb Natapov , Ingo Molnar , Marcelo Tosatti , LKML , Xen , Sasha Levin , Srivatsa Vaddagiri Subject: Re: [PATCH RFC V6 1/5] kvm hypervisor : Add a hypercall to KVM hypervisor to support pv-ticketlocks References: <20120423095937.30893.14776.sendpatchset@codeblue.in.ibm.com> <20120423095947.30893.84029.sendpatchset@codeblue.in.ibm.com> <4F9D415B.7010103@redhat.com> <4F9E42F6.8050108@linux.vnet.ibm.com> In-Reply-To: <4F9E42F6.8050108@linux.vnet.ibm.com> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 04/30/2012 10:44 AM, Raghavendra K T wrote: >> Hm, what about reusing KVM_REQ_UNHALT? >> > > > Yes, I had experimented this for some time without success. > For e.g. having > make_request(KVM_REQ_UNHALT, vcpu) directly from kick hypercall. > > It would still need a flag. (did not get any alternative so far except > the workaround posted in V4) :( > Okay. -- error compiling committee.c: too many arguments to function