Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753058AbaGHEfp (ORCPT ); Tue, 8 Jul 2014 00:35:45 -0400 Received: from mx1.redhat.com ([209.132.183.28]:19359 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751610AbaGHEfn (ORCPT ); Tue, 8 Jul 2014 00:35:43 -0400 From: Bandan Das To: Wanpeng Li Cc: Paolo Bonzini , Jan Kiszka , Gleb Natapov , Hu Robert , kvm@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] KVM: nVMX: Fix IRQs inject to L2 which belong to L1 since race References: <1404284054-51863-1-git-send-email-wanpeng.li@linux.intel.com> <53B3CA6A.4050902@siemens.com> <20140704061701.GB3453@kernel> <20140707084605.GA2904@kernel> <53BA9A91.7090202@redhat.com> <53BADA43.8030302@redhat.com> <20140707231401.GA5759@kernel> Date: Tue, 08 Jul 2014 00:35:34 -0400 In-Reply-To: <20140707231401.GA5759@kernel> (Wanpeng Li's message of "Tue, 8 Jul 2014 07:14:01 +0800") Message-ID: User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.3 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Wanpeng Li writes: ... > > As Jan metioned in http://www.spinics.net/lists/kvm/msg105238.html, "In any case, > unconditionally setting KVM_REQ_EVENT seems strange and should be changed." Your > trick still keep the unconditionally setting KVM_REQ_EVENT which is the root cause > of the race there, anyway, I focus on fix the hang currently and a patch will be > submitted soon. Right, that's the plan. Once you submit an updated fix, we can always revert this change :) -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/