From: Andi Kleen <ak@suse.de>
To: Mike Travis <travis@sgi.com>
Cc: Ingo Oeser <ioe-lkml@rameria.de>,
Andrew Morton <akpm@linux-foundation.org>,
mingo@elte.hu, Christoph Lameter <clameter@sgi.com>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 4/5] x86: Add config variables for SMP_MAX II
Date: Fri, 18 Jan 2008 22:02:43 +0100 [thread overview]
Message-ID: <200801182202.43151.ak@suse.de> (raw)
In-Reply-To: <200801182136.15213.ak@suse.de>
> > Here are the top stack consumers with NR_CPUS = 4k.
> >
> > 16392 isolated_cpu_setup
> > 10328 build_sched_domains
> > 8248 numa_initmem_init
>
> These should run single threaded early at boot so you can probably just make
> the cpumask_t variables static __initdata
To correct myself: this is not true for build_sched_domains() which can
be triggered from sysfs.
-Andi
WARNING: multiple messages have this Message-ID (diff)
From: Andi Kleen <ak@suse.de>
To: Mike Travis <travis@sgi.com>
Cc: Ingo Oeser <ioe-lkml@rameria.de>,
Andrew Morton <akpm@linux-foundation.org>,
mingo@elte.hu, Christoph Lameter <clameter@sgi.com>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 4/5] x86: Add config variables for SMP_MAX II
Date: Fri, 18 Jan 2008 22:02:43 +0100 [thread overview]
Message-ID: <200801182202.43151.ak@suse.de> (raw)
In-Reply-To: <200801182136.15213.ak@suse.de>
> > Here are the top stack consumers with NR_CPUS = 4k.
> >
> > 16392 isolated_cpu_setup
> > 10328 build_sched_domains
> > 8248 numa_initmem_init
>
> These should run single threaded early at boot so you can probably just make
> the cpumask_t variables static __initdata
To correct myself: this is not true for build_sched_domains() which can
be triggered from sysfs.
-Andi
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next prev parent reply other threads:[~2008-01-18 21:02 UTC|newest]
Thread overview: 81+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-01-18 18:30 [PATCH 0/5] x86: Reduce memory usage for large count NR_CPUs fixup travis
2008-01-18 18:30 ` travis
2008-01-18 18:30 ` [PATCH 1/5] x86: Change size of node ids from u8 to u16 fixup travis
2008-01-18 18:30 ` travis
2008-01-18 19:56 ` Jan Engelhardt
2008-01-18 19:56 ` Jan Engelhardt
2008-01-18 19:59 ` Mike Travis
2008-01-18 19:59 ` Mike Travis
2008-01-19 4:03 ` Yinghai Lu
2008-01-19 4:03 ` Yinghai Lu
2008-01-19 4:36 ` David Rientjes
2008-01-19 4:36 ` David Rientjes
2008-01-19 4:43 ` Yinghai Lu
2008-01-19 4:43 ` Yinghai Lu
2008-01-19 5:17 ` David Rientjes
2008-01-19 5:17 ` David Rientjes
2008-01-19 6:20 ` Yinghai Lu
2008-01-19 6:20 ` Yinghai Lu
2008-01-19 21:25 ` Mike Travis
2008-01-19 21:25 ` Mike Travis
2008-01-19 22:33 ` David Rientjes
2008-01-19 22:33 ` David Rientjes
2008-01-20 0:41 ` Mike Travis
2008-01-20 0:41 ` Mike Travis
2008-01-20 1:31 ` Yinghai Lu
2008-01-20 1:31 ` Yinghai Lu
2008-01-20 6:22 ` David Rientjes
2008-01-20 6:22 ` David Rientjes
2008-01-18 18:30 ` [PATCH 2/5] x86: Change NR_CPUS arrays in numa_64 fixup travis
2008-01-18 18:30 ` travis
2008-01-18 18:30 ` [PATCH 3/5] x86: Change bios_cpu_apicid to percpu data variable fixup travis
2008-01-18 18:30 ` travis
2008-01-18 18:30 ` [PATCH 4/5] x86: Add config variables for SMP_MAX travis
2008-01-18 18:30 ` travis
2008-01-18 20:04 ` Ingo Oeser
2008-01-18 20:04 ` Ingo Oeser
2008-01-18 20:10 ` Christoph Lameter
2008-01-18 20:10 ` Christoph Lameter
2008-01-18 20:14 ` Mike Travis
2008-01-18 20:14 ` Mike Travis
2008-01-18 20:36 ` Andi Kleen
2008-01-18 20:36 ` Andi Kleen
2008-01-18 20:48 ` Mike Travis
2008-01-18 20:48 ` Mike Travis
2008-01-18 21:02 ` Andi Kleen [this message]
2008-01-18 21:02 ` [PATCH 4/5] x86: Add config variables for SMP_MAX II Andi Kleen
2008-01-18 20:48 ` [PATCH 4/5] x86: Add config variables for SMP_MAX Ingo Molnar
2008-01-18 20:48 ` Ingo Molnar
2008-01-18 20:55 ` Mike Travis
2008-01-18 20:55 ` Mike Travis
2008-01-18 20:58 ` Andi Kleen
2008-01-18 20:58 ` Andi Kleen
2008-01-28 16:45 ` Paul Jackson
2008-01-28 16:45 ` Paul Jackson
2008-01-28 17:00 ` Andi Kleen
2008-01-28 17:00 ` Andi Kleen
2008-01-18 20:46 ` Ingo Molnar
2008-01-18 20:46 ` Ingo Molnar
2008-01-19 14:52 ` Ingo Molnar
2008-01-19 15:15 ` Ingo Molnar
2008-01-19 15:15 ` Ingo Molnar
2008-01-19 15:24 ` Ingo Molnar
2008-01-19 15:24 ` Ingo Molnar
2008-01-19 21:52 ` Mike Travis
2008-01-19 21:52 ` Mike Travis
2008-01-19 23:24 ` Mike Travis
2008-01-19 23:24 ` Mike Travis
2008-01-20 1:14 ` Mike Travis
2008-01-20 1:14 ` Mike Travis
2008-01-19 21:39 ` Mike Travis
2008-01-19 21:39 ` Mike Travis
2008-01-18 18:30 ` [PATCH 5/5] x86: Add debug of invalid per_cpu map accesses travis
2008-01-18 18:30 ` travis
2008-01-18 18:33 ` Andi Kleen
2008-01-18 18:33 ` Andi Kleen
2008-01-18 18:49 ` Mike Travis
2008-01-18 18:49 ` Mike Travis
2008-01-18 18:56 ` Christoph Lameter
2008-01-18 18:56 ` Christoph Lameter
2008-01-18 20:49 ` Ingo Molnar
2008-01-18 20:49 ` Ingo Molnar
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