linux-kernel - Re: [PATCH -tip] x86: do_IRQ - send EOI for x86-32 on irq without handler

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Date:	Wed, 8 Apr 2009 15:02:17 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	Cyrill Gorcunov <gorcunov@...nvz.org>,
	Yinghai Lu <yinghai@...nel.org>
Cc:	Thomas Gleixner <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...or.com>,
	LKML <linux-kernel@...r.kernel.org>,
	Suresh Siddha <suresh.b.siddha@...el.com>
Subject: Re: [PATCH -tip] x86: do_IRQ - send EOI for x86-32 on irq without
	handler


* Cyrill Gorcunov <gorcunov@...nvz.org> wrote:

> For X86-32 if IRQ has no handler it remains non-Ack'ed
> even if APIC is not requested for being disabled.
> Fix it.

nice fix. Did you observe any real hangs in such a situation, or is 
this via code review?

	Ingo
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