linux-kernel - Re: RCU stalls on heavy socket traffic

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Message-ID: <20150309204433.GA5236@linux.vnet.ibm.com>
Date:	Mon, 9 Mar 2015 13:44:33 -0700
From:	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
To:	Sebastian Andrzej Siewior <bigeasy@...utronix.de>
Cc:	linux-kernel@...r.kernel.org, linux-rt-users@...r.kernel.org,
	Steven Rostedt <rostedt@...dmis.org>
Subject: Re: RCU stalls on heavy socket traffic

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

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