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From: Dave Jones <davej@redhat.com>
To: linux-kernel@vger.kernel.org
Cc: Mark Lord <lkml@rtr.ca>,
	akpm@linux-foundation.org, mlord@pobox.com, rjw@sisk.pl,
	tglx@linutronix.de, torvalds@linux-foundation.org,
	stable@kernel.org, stable-commits@vger.kernel.org
Subject: Re: patch revert-fix-smp-poweroff-hangs.patch queued to -stable tree
Date: Thu, 13 Dec 2007 12:30:41 -0500	[thread overview]
Message-ID: <20071213173041.GB28148@redhat.com> (raw)
In-Reply-To: <20071213164545.GA10593@suse.de>

On Thu, Dec 13, 2007 at 08:45:45AM -0800, Greg KH wrote:
 > >> There still is a remaining shutdown problem in 2.6.22 with old APM based
 > >> systems, but this fix is not the correct one
 > > ..
 > >
 > > Eh?  It may not fix APM systems, but it *does* fix several known examples
 > > of ACPI systems.
 > 
 > And I have a large number of real systems that this patch has caused
 > problems with.  So much so that we had to revert it from a shipping SuSE
 > product already, so I figured it was safe to also revert this in
 > mainline as it did cause regressions.

Cheesy, but why not something like..

+	if (acpi_enabled)		// Or whatever the var name is these days
+		disable_nonboot_cpus();

until we find out more?

	Dave

-- 
http://www.codemonkey.org.uk

       reply	other threads:[~2007-12-13 17:33 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20071213053020.E28AB1454450@imap.suse.de>
     [not found] ` <4761601B.3030408@rtr.ca>
     [not found]   ` <20071213164545.GA10593@suse.de>
2007-12-13 17:30     ` Dave Jones [this message]
     [not found]     ` <47616C15.7030604@rtr.ca>
     [not found]       ` <47616F8C.9030803@rtr.ca>
2008-12-17 15:48         ` SMP poweroff hangs: it's baaaack! But on x86_64 this time Mark Lord
2008-12-17 15:48         ` Mark Lord
2008-12-19 11:59           ` Pavel Machek
2008-12-19 11:59           ` Pavel Machek
2008-12-20  2:19             ` Mark Lord
2008-12-20  2:19             ` Mark Lord
2008-12-22 15:48               ` Mark Lord
2008-12-22 15:48               ` Mark Lord
2009-01-05  4:37                 ` Mark Lord
2009-01-05  4:37                 ` Mark Lord

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