Re: 3.10.5: rcu_sched detected stalls on CPUs/tasks

From: Paul E. McKenney
Date: Sat Sep 14 2013 - 14:36:40 EST


On Sat, Sep 14, 2013 at 01:28:34PM +0200, Jochen Striepe wrote:
> Hello again,
>
> On Mon, Sep 09, 2013 at 03:27:51PM -0700, Paul E. McKenney wrote:
> > Several people helped track down another source of spurious stall
> > warnings on large systems, please see below for the patch.
> [...]
> > ------------------------------------------------------------------------
> >
> > rcu: Reject memory-order-induced stall-warning false positives
>
> I run this patch on top of 3.10.11 vanilla since Wednesday, so far
> without any further stalls, on light to heavy loads. Works smooth
> as pie.
>
> Tested-by: Jochen Striepe <jochen@xxxxxxxxxxxxxxx>

Very good! I have added your Tested-by.

> Have a nice weekend and a big thank you,

And thank you for your testing efforts!

Thanx, Paul

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