linux-kernel - RE: ACPICA 20140214 auto-serialize weirds my machine...

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Message-ID: <94F2FBAB4432B54E8AACC7DFDE6C92E37C7F98B6@ORSMSX103.amr.corp.intel.com>
Date:	Fri, 14 Mar 2014 20:14:57 +0000
From:	"Moore, Robert" <robert.moore@...el.com>
To:	"Valdis.Kletnieks@...edu" <Valdis.Kletnieks@...edu>
CC:	Sabrina Dubroca <sd@...asysnail.net>,
	"Zheng, Lv" <lv.zheng@...el.com>,
	"Wysocki, Rafael J" <rafael.j.wysocki@...el.com>,
	Len Brown <lenb@...nel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-acpi@...r.kernel.org" <linux-acpi@...r.kernel.org>
Subject: RE: ACPICA 20140214 auto-serialize weirds my machine...

We have reproduced the problem here, and have reached an understanding of the problem.

We are working on the solution, please disable auto-serialize for now.
Thanks,
Bob


> -----Original Message-----
> From: Valdis.Kletnieks@...edu [mailto:Valdis.Kletnieks@...edu]
> Sent: Friday, March 14, 2014 1:04 PM
> To: Moore, Robert
> Cc: Sabrina Dubroca; Zheng, Lv; Wysocki, Rafael J; Len Brown; linux-
> kernel@...r.kernel.org; linux-acpi@...r.kernel.org
> Subject: Re: ACPICA 20140214 auto-serialize weirds my machine...
> 
> On Fri, 14 Mar 2014 19:36:54 -0000, "Moore, Robert" said:
> > Sabrina, Valdis:
> >
> > Do either of you see any error messages like this:
> >
> > ACPI Error: Mutex [0x1] is not acquired, cannot release
> (20140214/utmutex-437)
> 
> All of my "ACPI Error:" messages look like either:
> 
> ACPI Error: Cannot acquire Mutex for method [SNVC], current SyncLevel is
> too large (1) (20140214/dsmethod-362)
> 
> or
> 
> ACPI Error: Method parse/execution failed [\ECBT] (Node ffff88012d02d588),
> AE_AML_MUTEX_ORDER (20140214/psparse-536)
> 
> I should have a git bisect finished shortly...
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