linux-kernel - Re: [PATCH 2/2] Add a thread cpu time implementation to vDSO

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Message-ID: <4EE7962E.90204@fb.com>
Date:	Tue, 13 Dec 2011 10:15:10 -0800
From:	Arun Sharma <asharma@...com>
To:	Peter Zijlstra <peterz@...radead.org>
CC:	Eric Dumazet <eric.dumazet@...il.com>,
	<linux-kernel@...r.kernel.org>, Kumar Sundararajan <kumar@...com>,
	Ingo Molnar <mingo@...e.hu>,
	Thomas Gleixner <tglx@...utronix.de>,
	john stultz <johnstul@...ibm.com>,
	Andy Lutomirski <luto@....EDU>
Subject: Re: [PATCH 2/2] Add a thread cpu time implementation to vDSO

On 12/13/11 12:52 AM, Peter Zijlstra wrote:
> On Mon, 2011-12-12 at 14:14 -0800, Arun Sharma wrote:
>
>>> But really most modern distros have NR_CPUS>   64
>>
>> Is 256 the new 64? :)
>
> 4096 in fact.

Not sure if you're asking for vsyscall support for NR_CPUS=4096 case or 
just a compile fix + disabled vsyscall is ok.

  -Arun
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