[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <alpine.DEB.2.20.1801302202510.2293@nanos>
Date: Tue, 30 Jan 2018 22:03:17 +0100 (CET)
From: Thomas Gleixner <tglx@...utronix.de>
To: "Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
cc: Sebastian Sewior <bigeasy@...utronix.de>,
LKML <linux-kernel@...r.kernel.org>,
Anna-Maria Gleixner <anna-maria@...utronix.de>,
Peter Zijlstra <peterz@...radead.org>,
Ingo Molnar <mingo@...nel.org>
Subject: Re: [PATCH] hrtimer: Reset hrtimer cpu base proper on CPU hotplug
On Mon, 29 Jan 2018, Paul E. McKenney wrote:
> On Mon, Jan 29, 2018 at 01:57:38AM -0800, Paul E. McKenney wrote:
> > On Mon, Jan 29, 2018 at 09:20:48AM +0100, Sebastian Sewior wrote:
> > > On 2018-01-26 14:09:17 [-0800], Paul E. McKenney wrote:
> > > > find this one. ;-) But it did pass rcutorture testing for a great many
> > > > years, didn't it? :-/
> > >
> > > It started to trigger better (or at all) on our test box with
> > > modprobe kvm_intel preemption_timer=n
> > >
> > > on the host kernel so maybe a completely unrelated change helped to
> > > trigger this.
> >
> > Good point!
> >
> > And testing continues, currently at 108 hours of TREE01 without any
> > waylayed timers, so looking good! ;-)
> >
> > Just kicked off another 70 hours worth.
>
> And those completed without incident for a total of 178 hours. I believe
> we can call this one fixed. Thank you all!!!
>
> One question... Is the patch shown below needed, or is this just yet
> another case of me being confused? (The lack of it is not triggering,
> but...)
See commit 26456f87aca7
Powered by blists - more mailing lists