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From: Chris Wright <chrisw@osdl.org>
To: "Moore, Robert" <robert.moore@intel.com>
Cc: tzachar@cs.bgu.ac.il, linux-kernel@vger.kernel.org,
	acpi-devel@lists.sourceforge.net
Subject: Re: [ACPI] ACPI and PRREMPT bug
Date: Mon, 7 Nov 2005 15:15:24 -0800	[thread overview]
Message-ID: <20051107231524.GW7991@shell0.pdx.osdl.net> (raw)
In-Reply-To: <971FCB6690CD0E4898387DBF7552B90E0356B628@orsmsx403.amr.corp.intel.com>

* Moore, Robert (robert.moore@intel.com) wrote:
> You might try setting this flag (in acglobal.h) to TRUE:
> 
> /*
>  * Automatically serialize ALL control methods? Default is FALSE,
> meaning
>  * to use the Serialized/NotSerialized method flags on a per method
> basis.
>  * Only change this if the ASL code is poorly written and cannot handle
>  * reentrancy even though methods are marked "NotSerialized".
>  */
> ACPI_EXTERN UINT8       ACPI_INIT_GLOBAL (AcpiGbl_AllMethodsSerialized,
> FALSE);

I've chatted with another person having this issue.  Booting with
acpi_serialize (which sets that flag to true) does seem to fix the
problem.  I'm guessing thread_count gets decremented twice for one
increment, causing it to underflow wrapping to -1.

thanks,
-chris

  reply	other threads:[~2005-11-07 23:15 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-11-07 20:44 Moore, Robert
2005-11-07 23:15 ` Chris Wright [this message]
2005-11-08  8:17   ` Nir Tzachar
  -- strict thread matches above, loose matches on Subject: below --
2005-11-07 21:26 Moore, Robert
2005-11-07 20:42 Moore, Robert

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