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Open Source and information security mailing list archives
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Date: Tue, 10 Oct 2006 18:39:51 +0200 From: Pavel Machek <pavel@....cz> To: Stefan Seyfried <seife@...e.de> Cc: "Rafael J. Wysocki" <rjw@...k.pl>, Jiri Kosina <jikos@...os.cz>, linux-acpi@...el.com, linux-kernel@...r.kernel.org, Andrew Morton <akpm@...l.org>, Len Brown <len.brown@...el.com> Subject: Re: [PATCH] preserve correct battery state through suspend/resume cycles Hi! > > > > echo "platform" > /sys/power/disk > > > > echo "disk" > /sys/power/state > > > > > > Maybe we should change the default in 2.6.20 or so? > > > > Well, I think swsusp should work with "shutdown" just as well. If it doesn't, > > that means there are some bugs in the ACPI code which should be fixed. > > By using "platform" as the default method we'll be hiding those bugs IMHO. > > I'm not really intimately familiar with the ACPI spec, but IIRC those AML > methods executed by pm_ops->prepare and pm_ops->finish are mandatory for > suspending ACPI enabled machines. So using "platform" as a default > seems With "shutdown" we are not *suspending* machine. We are just saving its state, and then restoring it. ACPI BIOS should not need to know. We want both "platform" _and_ "shutdown" to work. Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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