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From: Anthony Liguori <anthony@codemonkey.ws>
To: Avi Kivity <avi@redhat.com>
Cc: Arnd Bergmann <arnd@arndb.de>,
	Jan Kiszka <jan.kiszka@siemens.com>,
	Marcelo Tosatti <mtosatti@redhat.com>,
	kvm-devel <kvm@vger.kernel.org>
Subject: Re: Installing kernel headers in kvm-kmod
Date: Thu, 10 Dec 2009 15:44:40 -0600	[thread overview]
Message-ID: <4B216BC8.3050600@codemonkey.ws> (raw)
In-Reply-To: <4B210D2F.3060607@redhat.com>

Avi Kivity wrote:
> On 12/10/2009 04:50 PM, Arnd Bergmann wrote:
>> On Thursday 10 December 2009, Jan Kiszka wrote:
>>   
>>> Anthony Liguori wrote:
>>>     
>>>> QEMU 0.12.0-rc1 does not support KVM
>>>> https://bugs.launchpad.net/bugs/494500
>>>>
>>>> Boils down to the fact that 1) we don't include kernel headers in qemu
>>>> (whereas qemu-kvm does) and 2) kvm-kmod does not install those headers
>>>> on make install.
>>>>
>>>> I think we've discussed (2) as being the preferred solution.  Does
>>>> everyone agree with that?  Anyone care to volunteer to make the 
>>>> change? :-)
>>>>
>>>>        
>>> I've pushed a half-tested approach into kvm-kmod's next branch. Feel
>>> free to test/fix/enhance it.
>>>      
>> This would work, but installing to /usr/include/linux/kvm.h will confuse
>> distro package managers a lot, because that location belongs to the 
>> glibc
>> or libc-linux-headers or some other package already.
>>
>> If you want to install the headers from kvm-kmod, I would recommend
>> doing it in a different path, e.g. /usr/include/kvm-kmod/{linux,asm}.
>>    
>
> Maybe even /usr/local/include/kvm-kmod-$version/...., and a symlink 
> /usr/local/include/kvm-kmod.

A pkg-config file would be nice.  Then we need no symlink.  Makes qemu 
interaction saner.

Regards,

Anthony Liguori

  parent reply	other threads:[~2009-12-10 21:44 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-12-10 13:07 Installing kernel headers in kvm-kmod Anthony Liguori
2009-12-10 13:12 ` Avi Kivity
2009-12-10 13:35 ` Jan Kiszka
2009-12-10 14:50   ` Arnd Bergmann
2009-12-10 15:01     ` Avi Kivity
2009-12-10 15:25       ` Arnd Bergmann
2009-12-10 16:42         ` Jan Kiszka
2009-12-10 16:44           ` Avi Kivity
2009-12-10 17:14             ` Jan Kiszka
2009-12-10 20:26               ` Arnd Bergmann
2009-12-10 20:36                 ` Avi Kivity
2009-12-10 21:44       ` Anthony Liguori [this message]
2009-12-10 15:01     ` Jan Kiszka

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