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Date:	Tue, 20 Oct 2009 16:36:13 +0900
From:	Tejun Heo <>
To:	Jiri Kosina <>
CC:	Ingo Molnar <>, Jeff Mahoney <>,
	Peter Zijlstra <>,
	Linux Kernel Mailing List <>,
	Tony Luck <>,
	Fenghua Yu <>,
Subject: Re: Commit 34d76c41 causes linker errors on ia64 with NR_CPUS=4096

Jiri Kosina wrote:
> On Tue, 20 Oct 2009, Tejun Heo wrote:
>> Extending the first chunk size shouldn't be difficult on ia64 but other 
>> than this, there still is a lot of room left with the current 64k limit, 
>> so I think we should be safe for a while.  BTW, I also am curious how 
>> lockdep has been coping with the limit.
> There is no lockdep on ia64, and we don't have such restriction on .percpu 
> section on any other architecture which supports lockdep, right?

Yeap, the restriction is only on ia64.

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