All of lore.kernel.org
 help / color / mirror / Atom feed
From: "Paul E. McKenney" <paulmck@linux.vnet.ibm.com>
To: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Cc: linux-kernel@vger.kernel.org, linux-rt-users@vger.kernel.org,
	Steven Rostedt <rostedt@goodmis.org>
Subject: Re: RCU stalls on heavy socket traffic
Date: Mon, 9 Mar 2015 13:44:33 -0700	[thread overview]
Message-ID: <20150309204433.GA5236@linux.vnet.ibm.com> (raw)
In-Reply-To: <54FE0177.7010407@linutronix.de>

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

      reply	other threads:[~2015-03-09 20:44 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-03-09 15:26 RCU stalls on heavy socket traffic Sebastian Andrzej Siewior
2015-03-09 15:59 ` Paul E. McKenney
2015-03-09 16:39   ` Sebastian Andrzej Siewior
2015-03-09 16:39     ` Sebastian Andrzej Siewior
2015-03-09 18:02     ` Paul E. McKenney
2015-03-09 20:24       ` Sebastian Andrzej Siewior
2015-03-09 20:44         ` Paul E. McKenney [this message]

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20150309204433.GA5236@linux.vnet.ibm.com \
    --to=paulmck@linux.vnet.ibm.com \
    --cc=bigeasy@linutronix.de \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-rt-users@vger.kernel.org \
    --cc=rostedt@goodmis.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.