Re: [RFP 1/3] srcu

[Robin Holt <holt@sgi.com>]

On Fri, Jan 29, 2010 at 12:56:50PM -0800, Andrew Morton wrote:
> 
> > Subject: [RFP 1/3] srcu
> 
> Well that was terse.
> 
> On Thu, 28 Jan 2010 13:56:28 -0600
> Robin Holt <holt@sgi.com> wrote:
> 
> > From: Andrea Arcangeli <andrea@qumranet.com>
> > 
> > This converts rcu into a per-mm srcu to allow all mmu notifier methods to
> > schedule.
> 
> Changelog doesn't make much sense.

I made the changelog a little more verbose and hopefully a little
more clear.

> 
> > --- mmu_notifiers_sleepable_v1.orig/include/linux/srcu.h	2010-01-28 10:36:39.000000000 -0600
> > +++ mmu_notifiers_sleepable_v1/include/linux/srcu.h	2010-01-28 10:39:10.000000000 -0600
> > @@ -27,6 +27,8 @@
> >  #ifndef _LINUX_SRCU_H
> >  #define _LINUX_SRCU_H
> >  
> > +#include <linux/mutex.h>
> > +
> >  struct srcu_struct_array {
> >  	int c[2];
> >  };
> 
> An unchangelogged, unrelated bugfix.  I guess it's OK slipping this
> into this patch.

Removed.  This does not appear to be needed as it mmu_notifier.c compiles
without warning.

Thanks,
Robin

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