From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751787AbcGPSk3 (ORCPT ); Sat, 16 Jul 2016 14:40:29 -0400 Received: from mx1.redhat.com ([209.132.183.28]:52811 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751629AbcGPSk2 (ORCPT ); Sat, 16 Jul 2016 14:40:28 -0400 Date: Sat, 16 Jul 2016 20:40:23 +0200 From: Oleg Nesterov To: "Paul E. McKenney" , Peter Zijlstra Cc: mingo@kernel.org, linux-kernel@vger.kernel.org, tj@kernel.org, john.stultz@linaro.org, dimitrysh@google.com, romlem@google.com, ccross@google.com, tkjos@google.com Subject: Re: [PATCH] rcu_sync: simplify the state machine, introduce __rcu_sync_enter() Message-ID: <20160716184022.GA11054@redhat.com> References: <20160714183022.336211504@infradead.org> <20160714184351.GA18388@redhat.com> <20160714192018.GM30154@twins.programming.kicks-ass.net> <20160715132709.GA27644@redhat.com> <20160715133928.GH7094@linux.vnet.ibm.com> <20160715134523.GB28589@redhat.com> <20160715153840.GI7094@linux.vnet.ibm.com> <20160715164938.GA4294@redhat.com> <20160715180140.GM7094@linux.vnet.ibm.com> <20160716171007.GA30000@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20160716171007.GA30000@redhat.com> User-Agent: Mutt/1.5.24 (2015-08-30) X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.26]); Sat, 16 Jul 2016 18:40:27 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Damn, sorry for noise... On 07/16, Oleg Nesterov wrote: > > And, there is another possible transition, GP_ENTER -> GP_IDLE, because > not it is possible to call __rcu_sync_enter() and rcu_sync_exit() in any ^^^ I tried to say "now it is possible ..." Oleg.