Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755834Ab3D0QRl (ORCPT ); Sat, 27 Apr 2013 12:17:41 -0400 Received: from e36.co.us.ibm.com ([32.97.110.154]:54140 "EHLO e36.co.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753425Ab3D0QRj (ORCPT ); Sat, 27 Apr 2013 12:17:39 -0400 Date: Sat, 27 Apr 2013 09:17:32 -0700 From: "Paul E. McKenney" To: Peter Zijlstra Cc: Eric Dumazet , Simon Horman , Julian Anastasov , Ingo Molnar , lvs-devel@vger.kernel.org, netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, linux-kernel@vger.kernel.org, Pablo Neira Ayuso , Dipankar Sarma , dhaval.giani@gmail.com Subject: Re: [PATCH 2/2] ipvs: Use cond_resched_rcu_lock() helper when dumping connections Message-ID: <20130427161732.GA3780@linux.vnet.ibm.com> Reply-To: paulmck@linux.vnet.ibm.com References: <1366940708-10180-1-git-send-email-horms@verge.net.au> <1366940708-10180-3-git-send-email-horms@verge.net.au> <20130426080313.GC8669@dyad.programming.kicks-ass.net> <20130426154547.GC3860@linux.vnet.ibm.com> <20130426171948.GA31467@dyad.programming.kicks-ass.net> <20130426174815.GI3860@linux.vnet.ibm.com> <1367000815.8964.243.camel@edumazet-glaptop> <20130426190428.GJ3860@linux.vnet.ibm.com> <20130427071814.GA31700@dyad.programming.kicks-ass.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20130427071814.GA31700@dyad.programming.kicks-ass.net> User-Agent: Mutt/1.5.21 (2010-09-15) X-TM-AS-MML: No X-Content-Scanned: Fidelis XPS MAILER x-cbid: 13042716-7606-0000-0000-00000ADCF911 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 609 Lines: 18 On Sat, Apr 27, 2013 at 09:18:15AM +0200, Peter Zijlstra wrote: > > In the worst case, I > > can fire up a prio 99 kthread on each CPU and send that kthread a > > wakeup from RCU's rcu_gp_fqs() code. > > You just know that's going to be _so_ popular ;-) ;-) ;-) ;-) I must confess that I would prefer a somewhat less heavy-handed approach. Thanx, Paul -- 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/