linux-kernel - Re: [PATCH 1/1] - Altix: more ACPI PRT support

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Date:	Fri, 2 Feb 2007 21:56:42 -0500
From:	Len Brown <lenb@...nel.org>
To:	Andrew Morton <akpm@...l.org>
Cc:	John Keller <jpk@....com>, linux-acpi@...r.kernel.org,
	ayoung@....com, linux-ia64@...r.kernel.org,
	linux-kernel@...r.kernel.org, "Luck, Tony" <tony.luck@...el.com>
Subject: Re: [PATCH 1/1] -  Altix: more ACPI PRT support

On Friday 02 February 2007 20:37, Andrew Morton wrote:
> On Fri, 02 Feb 2007 14:54:12 -0600
> John Keller <jpk@....com> wrote:
> 
> > The SN Altix platform does not conform to the 
> > IOSAPIC IRQ routing model. Add code in acpi_unregister_gsi()
> > to check if (acpi_irq_model == ACPI_IRQ_MODEL_PLATFORM) and
> > return.
> > 
> > Signed-off-by: John Keller <jpk@....com>
> > ---
> > 
> > Due to an oversight, this code was not added previously when
> > similar code was added to acpi_register_gsi().
> > 
> > http://marc.theaimsgroup.com/?l=linux-acpi&m=116680983430121&w=2
> > 
> >  arch/ia64/kernel/acpi.c |    3 +++
> >  1 file changed, 3 insertions(+)
> > 
> > 
> > Index: linux-2.6/arch/ia64/kernel/acpi.c
> > ===================================================================
> > --- linux-2.6.orig/arch/ia64/kernel/acpi.c	2007-02-02 14:44:31.000000000 -0600
> > +++ linux-2.6/arch/ia64/kernel/acpi.c	2007-02-02 14:47:44.658143727 -0600
> > @@ -609,6 +609,9 @@ EXPORT_SYMBOL(acpi_register_gsi);
> >  
> >  void acpi_unregister_gsi(u32 gsi)
> >  {
> > +	if (acpi_irq_model == ACPI_IRQ_MODEL_PLATFORM)
> > +		return;
> > +
> >  	iosapic_unregister_intr(gsi);
> >  }
> 
> Given that the December 22 patch appears to be in mainline, and that this
> patch is simple, I shall cheerily bypass maintainers and send it in for
> 2.6.20.

Yep.

Acked-by: Len Brown <len.brown@...el.com>

thanks,
-Len

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