linux-kernel - Re: [PATCH] x86: fix probe_nr

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Message-ID: <86802c440808211649h37ac7533q4b95a83306ecd430@mail.gmail.com>
Date:	Thu, 21 Aug 2008 16:49:17 -0700
From:	"Yinghai Lu" <yhlu.kernel@...il.com>
To:	"Jeremy Fitzhardinge" <jeremy@...p.org>
Cc:	"Ingo Molnar" <mingo@...e.hu>,
	"Thomas Gleixner" <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...or.com>,
	"Andrew Morton" <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, "Alex Nixon" <alex.nixon@...rix.com>
Subject: Re: [PATCH] x86: fix probe_nr_irqs for xen

On Thu, Aug 21, 2008 at 4:33 PM, Jeremy Fitzhardinge <jeremy@...p.org> wrote:
> Yinghai Lu wrote:
>> otherwise Xen is _completely_ unusable with 5 or more VCPUs.
>> ( when !CONFIG_HAVE_SPARSE_IRQ)
>>
>> based on Alex's patch
>>
>> also add +1 offset after redir_entries
>>
>> Signed-off-by: Yinghai Lu <yhlu.kernel@...il.com>
>> Cc: Alex Nixon <alex.nixon@...rix.com>
>>
>
> Looks good to me.  We can fix this in a better way later.

later could set CONFIG_HAVE_SPARSE_IRQ to true by default.

YH
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