linux-kernel - Re: [PATCH] netpoll: Fix carrier detection for drivers that are using phylib

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Message-Id: <1247151968.21295.947.camel@calx>
Date:	Thu, 09 Jul 2009 10:06:08 -0500
From:	Matt Mackall <mpm@...enic.com>
To:	Peter Zijlstra <a.p.zijlstra@...llo.nl>
Cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	Anton Vorontsov <avorontsov@...mvista.com>,
	Andrew Morton <akpm@...ux-foundation.org>, oleg@...hat.com,
	mingo@...e.hu, linux-kernel@...r.kernel.org, netdev@...r.kernel.org
Subject: Re: [PATCH] netpoll: Fix carrier detection for drivers that are
 using phylib

On Thu, 2009-07-09 at 16:51 +0200, Peter Zijlstra wrote:
> > Does anything actually use scheduler_running yet? Perhaps my tree is
> > old.
> 
> # git grep scheduler_running
> kernel/sched.c:static __read_mostly int scheduler_running;
> kernel/sched.c: scheduler_running = 1;
> kernel/sched_rt.c:      if (unlikely(!scheduler_running))
> kernel/sched_rt.c:      if (unlikely(!scheduler_running))
> 
> If memory serves there used to be more, but I think that migrated into
> kernel/sched_clock.c, which has sched_clock_running.

The static in the first line makes that a bit of a head-scratcher? Oh, I
see: it's living in sin. Going to avert my eyes for now.

-- 
http://selenic.com : development and support for Mercurial and Linux


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