From: Pavel Machek <pavel@ucw.cz>
To: Mike Travis <travis@sgi.com>
Cc: Ingo Molnar <mingo@elte.hu>,
Andrew Morton <akpm@linux-foundation.org>,
Thomas Gleixner <tglx@linutronix.de>,
"H. Peter Anvin" <hpa@zytor.com>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 01/11] x86: Modify Kconfig to allow up to 4096 cpus
Date: Sun, 27 Apr 2008 12:39:33 +0200 [thread overview]
Message-ID: <20080427103933.GA5168@ucw.cz> (raw)
In-Reply-To: <20080426001549.014201000@polaris-admin.engr.sgi.com>
On Fri 2008-04-25 17:15:49, Mike Travis wrote:
> * Increase the limit of NR_CPUS to 4096 and introduce a boolean
> called "MAXSMP" which when set (e.g. "allyesconfig"), will set
> NR_CPUS = 4096 and NODES_SHIFT = 9 (512).
Why is redundant option 'maxsmp' a good idea?
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
next prev parent reply other threads:[~2008-04-27 10:39 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-04-26 0:15 [PATCH 00/11] x86: cleanup early per cpu variables/accesses v5-folded Mike Travis
2008-04-26 0:15 ` [PATCH 01/11] x86: Modify Kconfig to allow up to 4096 cpus Mike Travis
2008-04-27 10:39 ` Pavel Machek [this message]
2008-04-28 13:38 ` Ingo Molnar
2008-04-28 13:54 ` Pavel Machek
2008-04-28 15:52 ` Ingo Molnar
2008-04-28 17:13 ` H. Peter Anvin
2008-04-26 0:15 ` [PATCH 02/11] x86: cleanup early per cpu variables/accesses v4 Mike Travis
2008-04-26 0:15 ` [PATCH 03/11] x86: restore pda nodenumber field Mike Travis
2008-04-26 0:15 ` [PATCH 04/11] x86: remove the static 256k node_to_cpumask_map Mike Travis
2008-04-26 0:15 ` [PATCH 05/11] sched: replace MAX_NUMNODES with nr_node_ids in kernel/sched.c Mike Travis
2008-04-26 0:15 ` [PATCH 06/11] cpu: change some globals to statics in drivers/base/cpu.c v2 Mike Travis
2008-04-26 0:15 ` [PATCH 07/11] x86: remove static boot_cpu_pda array Mike Travis
2008-04-26 0:15 ` [PATCH 08/11] x86: Add performance variants of cpumask operators Mike Travis
2008-04-26 0:15 ` [PATCH 09/11] x86: Use performance variant for_each_cpu_mask_nr Mike Travis
2008-04-26 0:15 ` [PATCH 10/11] x86: Use performance variant next_cpu_nr Mike Travis
2008-04-26 0:15 ` [PATCH 11/11] net: Pass reference to cpumask variable in net/sunrpc/svc.c Mike Travis
2008-04-28 13:42 ` [PATCH 00/11] x86: cleanup early per cpu variables/accesses v5-folded Ingo Molnar
2008-04-28 15:13 ` Ingo Molnar
2008-04-28 16:27 ` Mike Travis
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