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Date:	Tue, 4 Dec 2007 16:39:46 -0800
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	lenb@...nel.org, ebiederm@...ssion.com, protasnb@...il.com,
	ak@...e.de, tglx@...utronix.de, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] i386 IOAPIC: de-fang IRQ compression

On Tue, 4 Dec 2007 13:26:49 +0100
Ingo Molnar <mingo@...e.hu> wrote:

> * Len Brown <lenb@...nel.org> wrote:
> 
> >     So while the irq compression code on i386 should really
> >     be deleted -- even before merging the x86_64 irq-overhaul,
> >     this patch simply disables it on all high volume systems
> >     to avoid problems #1 and #2 on most all i386 systems.
> >     
> >     A large system with pin numbers >=64 will still have compression
> >     to conserve limited IRQ numbers for sparse IOAPICS.  However,
> >     the vast majority of the planet, those with only pin numbers < 64
> >     will use an identity GSI -> IRQ mapping.
> >     
> >     Signed-off-by: Len Brown <len.brown@...el.com>
> 
> thanks for the patch and the extensive description. I've applied this to 
> x86.git.

Len applied it to his tree too.
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