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Subject: Re: [PATCH RFC tip/core/rcu 0/5] Expedited grace periods
 encouraging normal ones
From: Mike Galbraith <umgwanakikbuti@gmail.com>
To: paulmck@linux.vnet.ibm.com
Cc: Peter Zijlstra <peterz@infradead.org>, josh@joshtriplett.org,
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        bobby.prani@gmail.com
Date: Thu, 02 Jul 2015 03:11:24 +0200
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On Wed, 2015-07-01 at 09:17 -0700, Paul E. McKenney wrote:
> On Wed, Jul 01, 2015 at 04:17:10PM +0200, Peter Zijlstra wrote:
> > On Wed, Jul 01, 2015 at 07:00:31AM -0700, Paul E. McKenney wrote:
> > 
> > > That is a bit extreme, Peter.
> > 
> > Of course; but I'm really not seeing people taking due care with them
> 
> ;-)
> 
> > > Are a huge pile of them coming in this merge window or something?
> > > What raised your concerns on this issue?
> > 
> > This is complete horse manure (breaking the nvidiot binary blob is a
> > good thing):
> > 
> > 74b51ee152b6 ("ACPI / osl: speedup grace period in acpi_os_map_cleanup")
> 
> Really???
> 
> I am not concerned about this one.  After all, one of the first things
> that people do for OS-jitter-sensitive workloads is to get rid of
> binary blobs.

I know two users who have no choice but to use the nvidia driver with
their realtime applications, as nouveau is not up to the task.

	-Mike