linux-kernel - Re: [PATCH] I/O APIC: Timer through 8259A revamp

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Message-ID: <87hccubgni.fsf@basil.nowhere.org>
Date:	Mon, 19 May 2008 14:52:01 +0200
From:	Andi Kleen <andi@...stfloor.org>
To:	"Maciej W. Rozycki" <macro@...ux-mips.org>
Cc:	Ingo Molnar <mingo@...e.hu>, Thomas Gleixner <tglx@...utronix.de>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] I/O APIC: Timer through 8259A revamp

"Maciej W. Rozycki" <macro@...ux-mips.org> writes:
> ---
>  It works for my system, but it definitely requires much, much more
> testing.  The patch depends on patch-2.6.26-rc1-20080505-timer_ack-1 sent
> earlier.

I tried to clean up this code in the past too, but one experience I got
was that even a lot of relatively modern systems (<5 years old) fall into the fallback
paths unfortunately and it's quite difficult to find out why.

Also Windows uses a different timer set up so this configuration is often
not well tested.

-Andi
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