linux-kernel - Re: 2.6.23 git current compile error on UP

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Message-Id: <1194552556.32517.3.camel@frecb07144>
Date:	Thu, 08 Nov 2007 21:09:16 +0100
From:	Laurent Vivier <Laurent.Vivier@...l.net>
To:	Dave Hansen <haveblue@...ibm.com>
Cc:	Avi Kivity <avi@...ranet.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	kvm-devel <kvm-devel@...ts.sourceforge.net>,
	aliguori <aliguori@...ux.vnet.ibm.com>
Subject: Re: 2.6.23 git current compile error on UP

Le jeudi 08 novembre 2007 à 11:55 -0800, Dave Hansen a écrit :
> drivers/kvm/kvm_main.c: In function `kvm_flush_remote_tlbs':
> drivers/kvm/kvm_main.c:220: error: implicit declaration of function `smp_call_function_mask'
> make[2]: *** [drivers/kvm/kvm_main.o] Error 1
> make[1]: *** [drivers/kvm] Error 2
> 
> http://sr71.net/~dave/linux/config-kvm-up
> 
> Looks like that function calls smp_call_function_mask() which is never
> defined for UP.  Nobody else uses it that way, so I'm not sure what the
> right fix is.  I'm not even sure kvm_flush_remote_tlbs() is safe with
> its raw_smp_processor_id() use.  Is there a reason it can't get
> preempted?

Avi has already posted a patch to correct this.

http://lkml.org/lkml/2007/10/24/95

Laurent

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