linux-kernel - Re: Suspend and resume on ASUS Laptops

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Date:	Thu, 1 Dec 2011 10:35:57 +0100
From:	"Rafael J. Wysocki" <rjw@...k.pl>
To:	Steven Rostedt <rostedt@...dmis.org>
Cc:	linux-pm@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>,
	Len Brown <len.brown@...el.com>, Pavel Machek <pavel@....cz>,
	"Greg Kroah-Hartman" <gregkh@...e.de>,
	Oliver Neukum <oneukum@...e.de>,
	Alan Stern <stern@...land.harvard.edu>
Subject: Re: Suspend and resume on ASUS Laptops

Hi,

On Thursday, December 01, 2011, Steven Rostedt wrote:
> For Black Friday I bought myself a ASUS-U56E-RBL8 at Staples for a
> decent price. I installed Linux on it but it would not suspend. It would
> always hang with the hard drive light on, as well as other leds and the
> power light.
> 
> Searching the web, I found this link:
> 
> http://thecodecentral.com/2011/01/18/fix-ubuntu-10-10-suspendhibernate-not-working-bug
> 
> That talks about adding a script found here:
> 
> http://ubuntuforums.org/showpost.php?p=10359462&postcount=47
> 
> I added the script and sure enough, my suspend and even resume now work.

Now, that's interesting, but I would lie if I said I knew what it was
actually doing, so let me add some USB people to the CC list.

> Before using this script, I've tried this on latest Debian testing and
> with the latest Linus kernel (as of last night), and it didn't work. But
> with this script, it works there and also with Debian stable and 3.0.10
> kernel. (I hate gnome3 and lack of gnome2 so I created a separate
> partition to run Debian testing, but I'm back to Debian stable).
> 
> The reason I'm writing you is, can we fix this without needing this
> script?  Is there a modification to pm-suspend, or something that can
> handle these laptops?
> 
> It just seems crazy to have everyday users add this script.

I totally agree, I had no idea it was necessary.

Thanks,
Rafael
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