linux-kernel - Re: [PATCH v2 1/2] x86_32: summit_32, use BAD

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Date:	Sun, 08 Mar 2009 18:00:21 +0100
From:	Jiri Slaby <jirislaby@...il.com>
To:	Ingo Molnar <mingo@...e.hu>
CC:	x86@...nel.org, linux-kernel@...r.kernel.org,
	Thomas Gleixner <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...or.com>
Subject: Re: [PATCH v2 1/2] x86_32: summit_32, use BAD_APICID

On 28.2.2009 09:21, Ingo Molnar wrote:
>> I've sent 4 more patches, but there are still issues:
>> * es7000 + summit: I haven't solved calling with all bits set (only all
>> online is sufficient to trigger this). Some of the processors needn't be
>> on the same apic cluster. It will scream now (again -- it did before
>> adding the "optimisation"). Actually I don't know how to solve this. How
>> the caller would know the correct mask, ANDing with a apic->target_cpus
>> retval?

Anybody, please? This is not a theoretical issue, this is a real problem 
we hit...

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