From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Paul E. McKenney" Subject: Re: RCU stalls on heavy socket traffic Date: Mon, 9 Mar 2015 13:44:33 -0700 Message-ID: <20150309204433.GA5236@linux.vnet.ibm.com> References: <20150309152651.GD13768@linutronix.de> <20150309155947.GW5236@linux.vnet.ibm.com> <20150309163915.GF13768@linutronix.de> <20150309180212.GX5236@linux.vnet.ibm.com> <54FE0177.7010407@linutronix.de> Reply-To: paulmck@linux.vnet.ibm.com Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: linux-kernel@vger.kernel.org, linux-rt-users@vger.kernel.org, Steven Rostedt To: Sebastian Andrzej Siewior Return-path: Content-Disposition: inline In-Reply-To: <54FE0177.7010407@linutronix.de> Sender: linux-kernel-owner@vger.kernel.org List-Id: linux-rt-users.vger.kernel.org On Mon, Mar 09, 2015 at 09:24:23PM +0100, Sebastian Andrzej Siewior wrote: > On 03/09/2015 07:02 PM, Paul E. McKenney wrote: > > abaf3f9d275b (rcu: Revert "Allow post-unlock reference for rt_mutex" to avoid priority-inversion) > > > > This patch fixed a priority-inversion problem, so might well fix your > > RCU CPU stall-warning problem. > > Yes, it fixes the problem. Thank you. Glad it helped! Whew!!! ;-) Thanx, Paul