From: Tejun Heo <tj@kernel.org>
To: Jiri Kosina <jkosina@suse.cz>
Cc: Ingo Molnar <mingo@elte.hu>, Jeff Mahoney <jeffm@suse.com>,
Peter Zijlstra <peterz@infradead.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Tony Luck <tony.luck@intel.com>,
Fenghua Yu <fenghua.yu@intel.com>,
linux-ia64@vger.kernel.org
Subject: Re: Commit 34d76c41 causes linker errors on ia64 with NR_CPUS=4096
Date: Tue, 20 Oct 2009 07:36:13 +0000 [thread overview]
Message-ID: <4ADD686D.9070603@kernel.org> (raw)
In-Reply-To: <alpine.LSU.2.00.0910200915510.8582@wotan.suse.de>
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.
--
tejun
WARNING: multiple messages have this Message-ID (diff)
From: Tejun Heo <tj@kernel.org>
To: Jiri Kosina <jkosina@suse.cz>
Cc: Ingo Molnar <mingo@elte.hu>, Jeff Mahoney <jeffm@suse.com>,
Peter Zijlstra <peterz@infradead.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Tony Luck <tony.luck@intel.com>,
Fenghua Yu <fenghua.yu@intel.com>,
linux-ia64@vger.kernel.org
Subject: Re: Commit 34d76c41 causes linker errors on ia64 with NR_CPUS=4096
Date: Tue, 20 Oct 2009 16:36:13 +0900 [thread overview]
Message-ID: <4ADD686D.9070603@kernel.org> (raw)
In-Reply-To: <alpine.LSU.2.00.0910200915510.8582@wotan.suse.de>
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.
--
tejun
next prev parent reply other threads:[~2009-10-20 7:36 UTC|newest]
Thread overview: 71+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-10-18 22:28 Commit 34d76c41 causes linker errors on ia64 with NR_CPUS=4096 Jeff Mahoney
2009-10-20 2:02 ` Jiri Kosina
2009-10-20 2:02 ` Jiri Kosina
2009-10-20 4:57 ` Jiri Kosina
2009-10-20 4:57 ` Jiri Kosina
2009-10-20 5:21 ` Tejun Heo
2009-10-20 5:21 ` Tejun Heo
2009-10-20 5:58 ` Jiri Kosina
2009-10-20 5:58 ` Jiri Kosina
2009-10-20 6:12 ` Tejun Heo
2009-10-20 6:12 ` Tejun Heo
2009-10-20 6:14 ` Tejun Heo
2009-10-20 6:14 ` Tejun Heo
2009-10-20 6:27 ` Jiri Kosina
2009-10-20 6:27 ` Jiri Kosina
2009-10-20 14:18 ` Jeff Mahoney
2009-10-20 14:18 ` Jeff Mahoney
2009-10-20 14:49 ` Jeff Mahoney
2009-10-20 14:49 ` Jeff Mahoney
2009-10-21 6:11 ` Ingo Molnar
2009-10-21 6:11 ` Ingo Molnar
2009-10-21 15:19 ` Tejun Heo
2009-10-21 15:19 ` Tejun Heo
2009-10-21 22:11 ` Luck, Tony
2009-10-21 22:11 ` Luck, Tony
2009-10-22 14:49 ` Jiri Kosina
2009-10-22 14:49 ` Jiri Kosina
2009-10-22 14:53 ` Jeff Mahoney
2009-10-22 14:53 ` Jeff Mahoney
2009-10-22 22:24 ` Luck, Tony
2009-10-22 22:24 ` Luck, Tony
2009-10-23 7:51 ` Ingo Molnar
2009-10-23 7:51 ` Ingo Molnar
2009-10-23 12:30 ` Jiri Kosina
2009-10-23 12:30 ` Jiri Kosina
2009-10-26 16:38 ` Jiri Kosina
2009-10-26 16:38 ` Jiri Kosina
2009-10-26 20:16 ` Ingo Molnar
2009-10-26 20:16 ` Ingo Molnar
2009-10-27 10:03 ` Jiri Kosina
2009-10-27 10:03 ` Jiri Kosina
2009-10-27 10:52 ` Jiri Kosina
2009-10-27 10:52 ` Jiri Kosina
2009-10-20 6:15 ` Ingo Molnar
2009-10-20 6:15 ` Ingo Molnar
2009-10-20 6:26 ` Jiri Kosina
2009-10-20 6:26 ` Jiri Kosina
2009-10-20 6:35 ` Ingo Molnar
2009-10-20 6:35 ` Ingo Molnar
2009-10-20 7:11 ` Eric Dumazet
2009-10-20 7:11 ` Eric Dumazet
2009-10-20 7:39 ` Tejun Heo
2009-10-20 7:39 ` Tejun Heo
2009-10-20 7:12 ` Tejun Heo
2009-10-20 7:12 ` Tejun Heo
2009-10-20 7:17 ` Jiri Kosina
2009-10-20 7:17 ` Jiri Kosina
2009-10-20 7:36 ` Tejun Heo [this message]
2009-10-20 7:36 ` Tejun Heo
2009-10-20 13:08 ` Jeff Mahoney
2009-10-20 13:08 ` Jeff Mahoney
2009-10-20 13:43 ` Ingo Molnar
2009-10-20 13:43 ` Ingo Molnar
2009-10-20 13:57 ` Tejun Heo
2009-10-20 13:57 ` Tejun Heo
2009-10-20 13:58 ` Tejun Heo
2009-10-20 13:58 ` Tejun Heo
2009-10-21 6:43 ` Christoph Lameter
2009-10-21 6:43 ` Christoph Lameter
2009-10-20 9:21 ` Peter Zijlstra
2009-10-20 9:21 ` Peter Zijlstra
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