linux-kernel - Re: [RFC][PATCH 2/7] ACPI: Separate invocations of _GTS and _BFS from _PTS and

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Message-Id: <200801031806.47451.rjw@sisk.pl>
Date:	Thu, 3 Jan 2008 18:06:45 +0100
From:	"Rafael J. Wysocki" <rjw@...k.pl>
To:	Pavel Machek <pavel@....cz>
Cc:	ACPI Devel Maling List <linux-acpi@...r.kernel.org>,
	Arjan van de Ven <arjan@...radead.org>,
	Carlos Corbacho <carlos@...angeworlds.co.uk>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	LKML <linux-kernel@...r.kernel.org>,
	pm list <linux-pm@...ts.linux-foundation.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Len Brown <lenb@...nel.org>,
	Alexey Starikovskiy <aystarik@...il.com>,
	"Moore, Robert" <robert.moore@...el.com>
Subject: Re: [RFC][PATCH 2/7] ACPI: Separate invocations of _GTS and _BFS from _PTS and _WAK

On Thursday, 3 of January 2008, Pavel Machek wrote:
> On Thu 2007-12-27 19:15:16, Rafael J. Wysocki wrote:
> > From: Rafael J. Wysocki <rjw@...k.pl>
> > 
> > The execution of ACPI global control methods _GTS and _BFS is
> > currently tied to the preparation to enter a sleep state and to the
> > leaving of the sleep state, respectively.  However, these functions
> > are called before disabling the nonboot CPUs and after enabling
> > them, respectively (in fact, on ACPI 1.0x systems the first of them
> > ought to be called before suspending devices), while according to the
> > ACPI specification, _GTS is to be executed right prior to entering
> > the system sleep state and _BFS is to be executed right after the
> > platfor firmware has returned control to the OS on wake up.
> > 
> > Move the execution of _GTS and _BFS to the right places.
> > 
> > Signed-off-by: Rafael J. Wysocki <rjw@...k.pl>
> 
> Seems ok to me, but it is 2.6.25 material earliest, right?

Sure, it is.

[The patches are on top of 2.6.25 ones, btw. ;-)]

Thanks,
Rafael
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