linux-kernel - Re: [GIT PULL RFC] pvclock cleanups and pvclock vsyscall support

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Date:	Sun, 18 Oct 2009 17:44:17 +0900
From:	Jeremy Fitzhardinge <jeremy@...p.org>
To:	Avi Kivity <avi@...hat.com>
CC:	Jeremy Fitzhardinge <jeremy.fitzhardinge@...rix.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Xen-devel <xen-devel@...ts.xensource.com>,
	kurt.hackel@...cle.com,
	Glauber de Oliveira Costa <gcosta@...hat.com>,
	the arch/x86 maintainers <x86@...nel.org>,
	Chris Mason <chris.mason@...cle.com>
Subject: Re: [GIT PULL RFC] pvclock cleanups and pvclock vsyscall support

On 10/18/09 17:23, Avi Kivity wrote:
>> On the other hand, there's nothing to stop us from moving to multiple
>> pages in future (either to support NUMA placement, or just more than 64
>> cpus).
>>    
>
> I'm already allocating multiple pages, so we'd just need to adjust the
> fixmap.

Are you changing pvclock_init_vsyscall() to allocate more pages?  More
fixmap slots should be no problem.

    J
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