linux-kernel - Re: [PATCH 4/8] timekeeping: Use syscore_ops instead of sysdev class and sysdev

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Date:	Sun, 13 Mar 2011 16:08:14 +0100
From:	"Rafael J. Wysocki" <rjw@...k.pl>
To:	Thomas Gleixner <tglx@...utronix.de>
Cc:	LKML <linux-kernel@...r.kernel.org>, Len Brown <lenb@...nel.org>,
	Greg KH <gregkh@...e.de>, Kay Sievers <kay.sievers@...e.de>,
	Jesse Barnes <jbarnes@...tuousgeek.org>,
	Linux PM mailing list <linux-pm@...ts.linux-foundation.org>,
	"H. Peter Anvin" <hpa@...or.com>, mingo@...hat.com,
	Dave Jones <davej@...hat.com>,
	Alan Stern <stern@...land.harvard.edu>,
	Avi Kivity <avi@...hat.com>
Subject: Re: [PATCH 4/8] timekeeping: Use syscore_ops instead of sysdev class and sysdev

On Sunday, March 13, 2011, Thomas Gleixner wrote:
> On Sat, 12 Mar 2011, Rafael J. Wysocki wrote:
> > From: Rafael J. Wysocki <rjw@...k.pl>
> > 
> > The timekeeping subsystem uses a sysdev class and a sysdev for
> > executing timekeeping_suspend() after interrupts have been turned off
> > on the boot CPU (during system suspend) and for executing
> > timekeeping_resume() before turning on interrupts on the boot CPU
> > (during system resume).  However, since both of these functions
> > ignore their arguments, the entire mechanism may be replaced with a
> > struct syscore_ops object which is simpler.
> > 
> > Signed-off-by: Rafael J. Wysocki <rjw@...k.pl>
> 
> Reviewed-by: Thomas Gleixner <tglx@...utronix.de>

Thanks!

Rafael
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