linux-kernel - Re: [patch] high-res timers: UP resume fix

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Message-Id: <200704071153.45260.rjw@sisk.pl>
Date:	Sat, 7 Apr 2007 11:53:44 +0200
From:	"Rafael J. Wysocki" <rjw@...k.pl>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	tglx@...utronix.de, Linus Torvalds <torvalds@...ux-foundation.org>,
	Soeren Sonnenburg <kernel@....de>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Len Brown <len.brown@...el.com>
Subject: Re: [patch] high-res timers: UP resume fix

On Saturday, 7 April 2007 11:47, Ingo Molnar wrote:
> 
> * Rafael J. Wysocki <rjw@...k.pl> wrote:
> 
> > > We do in on_each_cpu() unconditionally. I missed that.
> > 
> > BTW, the on_each_cpu() in clock_was_set() is unnecessary, because 
> > timekeeping_resume() is always run on one CPU.
> 
> yes - but that's not the only place where we do clock_was_set(), and the 
> on_each_cpu() is necessary in every other case. So i think the right 
> solution was the patch i did: to split the resume functionality from the 
> clock_was_set() functionality.

Agreed.

Rafael
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