linux-kernel - Re: [PATCH 1/2] Xen: Fix bug `do_IRQ: cannot handle IRQ -1 vector 0x6 cpu 1'

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Date:	Mon, 18 Aug 2008 18:33:34 -0700
From:	"Yinghai Lu" <yhlu.kernel@...il.com>
To:	"Ingo Molnar" <mingo@...e.hu>
Cc:	"Jeremy Fitzhardinge" <jeremy@...p.org>,
	"Alex Nixon" <alex.nixon@...rix.com>,
	"the arch/x86 maintainers" <x86@...nel.org>,
	"Linux Kernel Mailing List" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/2] Xen: Fix bug `do_IRQ: cannot handle IRQ -1 vector 0x6 cpu 1'

On Mon, Aug 18, 2008 at 6:19 PM, Ingo Molnar <mingo@...e.hu> wrote:
>
> * Jeremy Fitzhardinge <jeremy@...p.org> wrote:
>
>> Alex Nixon wrote:
>> > From: Alex Nixon <alex.nixon@...rix.com>
>> > Date: Mon, 18 Aug 2008 12:56:48 +0100
>> > Subject: [PATCH] Xen: Fix bug `do_IRQ: cannot handle IRQ -1 vector 0x6 cpu 1'
>> >
>> > Following commit 9c3f2468d8339866d9ef6a25aae31a8909c6be0d, do_IRQ() looks up the IRQ number in the per-cpu variable vector_irq.
>> >
>> > This commit makes Xen initialise an identity vector_irq map for both X86_32 and X86_64.
>> >
>>
>> Thanks Alex.
>>
>> Ingo, please apply.
>>
>> Acked-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@...rix.com>
>
> i didnt get the original patches (they arent on lkml) - could you please
> resend them with your Acked-by line added as well?
>
> by the looks of it, both are needed for v2.6.27, agreed?
>

no,

only tip/irq/sparseirq make 32 bit support per_cpu vector.

YH
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