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Message-Id: <1177666915.7828.35.camel@johannes.berg>
Date: Fri, 27 Apr 2007 11:41:55 +0200
From: Johannes Berg <johannes@...solutions.net>
To: "Rafael J. Wysocki" <rjw@...k.pl>
Cc: Pavel Machek <pavel@....cz>,
Linus Torvalds <torvalds@...ux-foundation.org>,
Nigel Cunningham <nigel@...el.suspend2.net>,
Nick Piggin <npiggin@...e.de>,
suspend2-devel@...ts.suspend2.net, Mike Galbraith <efault@....de>,
linux-kernel@...r.kernel.org, Con Kolivas <kernel@...ivas.org>,
Andrew Morton <akpm@...ux-foundation.org>,
Thomas Gleixner <tglx@...utronix.de>,
Ingo Molnar <mingo@...e.hu>,
Arjan van de Ven <arjan@...radead.org>,
linux-pm <linux-pm@...ts.linux-foundation.org>
Subject: Re: suspend2 merge (was Re: [Suspend2-devel] Re: CFS and suspend2:
hang in atomic copy)
On Thu, 2007-04-26 at 21:02 +0200, Rafael J. Wysocki wrote:
> Yes. That's because we want to be able to repeat creating the image
> without closing the fd in some situations.
Oh yeah, I just checked and it's not in fact necessary. I'm just
confused.
> Still, we could use a global var 'platform_hibernation' or something like this,
> I think. Then, we can do
>
> #define platform_hibernation 0
>
> on the architectures that don't need it and make ACPI use it instead of this
> "dynamic linking".
No, because acpi doesn't know at build time whether it can actually do
S4 or not.
johannes
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