linux-kernel - RE: 2.6.25-current-git hangs on boot unless CONFIG_CPU_IDLE=n

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Date:	Thu, 3 Apr 2008 17:14:22 -0700
From:	"Pallipadi, Venkatesh" <venkatesh.pallipadi@...el.com>
To:	"Rafael J. Wysocki" <rjw@...k.pl>,
	"Linux Kernel Mailing List" <linux-kernel@...r.kernel.org>
Cc:	<Pallipadi@...e.sisk.pl>, "Soeren Sonnenburg" <kernel@....de>
Subject: RE: 2.6.25-current-git hangs on boot unless CONFIG_CPU_IDLE=n - Apple

 

>-----Original Message-----
>From: Rafael J. Wysocki [mailto:rjw@...k.pl] 
>Sent: Thursday, April 03, 2008 4:23 PM
>To: Linux Kernel Mailing List
>Cc: Pallipadi@...e.sisk.pl; Pallipadi, Venkatesh; Soeren Sonnenburg
>Subject: 2.6.25-current-git hangs on boot unless 
>CONFIG_CPU_IDLE=n - Apple
>
>The following report is on the current list of known regressions
>from 2.6.24.  Please verify if the issue is still present in the
>mainline.
>
>
>Bug-Entry	: http://bugzilla.kernel.org/show_bug.cgi?id=10093
>Subject		: 2.6.25-current-git hangs on boot 
>unless CONFIG_CPU_IDLE=n - Apple
>Submitter	: Soeren Sonnenburg <kernel@....de>
>Date		: 2008-02-23 18:55 (41 days old)
>References	: http://lkml.org/lkml/2008/2/23/263
>		  
>http://marc.info/?l=linux-acpi&amp;m=120387537018467&amp;w=4
>Handled-By	: Pallipadi, Venkatesh <venkatesh.pallipadi@...el.com>
>

Last comment I saw from Soeren says it does not really hang. It waits
for 5-10 seconds sometimes before continuing. We are still trying to
narrow this down with max_cstate etc..

Thanks,
Venki
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