linux-kernel - Re: 2.6.23-rc2-mm1: rcutorture xtime usage

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Message-ID: <20070810022229.GE18938@stusta.de>
Date:	Fri, 10 Aug 2007 04:22:29 +0200
From:	Adrian Bunk <bunk@...nel.org>
To:	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Josh Triplett <josh@...nel.org>, linux-kernel@...r.kernel.org
Subject: Re: 2.6.23-rc2-mm1: rcutorture xtime usage

On Thu, Aug 09, 2007 at 07:00:40PM -0700, Paul E. McKenney wrote:
> On Fri, Aug 10, 2007 at 03:31:46AM +0200, Adrian Bunk wrote:
> > On Thu, Aug 09, 2007 at 01:51:06AM -0700, Andrew Morton wrote:
> > >...
> > > Changes since 2.6.23-rc2-mm1:
> > >...
> > > +allow-rcutorture-to-handle-synchronize_sched.patch
> > >...
> > >  2.6.23 queue
> > >...
> > 
> > All drivers were converted to no longer use xtime directly since it 
> > might be quite outdated, but this patch adds a usage of xtime.tv_nsec
> > as RNG...
> 
> This code doesn't care if the time is outdated, as it is simply
> periodically perturbing an RNG, but OK.
>...

I should have been a bit more concrete:

I have a patch pending to unexport xtime for catching unsafe usages, and 
you added an (ab)user.

> 							Thanx, Paul

cu
Adrian

-- 

       "Is there not promise of rain?" Ling Tan asked suddenly out
        of the darkness. There had been need of rain for many days.
       "Only a promise," Lao Er said.
                                       Pearl S. Buck - Dragon Seed

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