Re: [RFC/PATCH] cpuset: cpuset irq affinities

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From: Ingo Molnar <mingo@...>

To: Paul Jackson <pj@...>

Cc: <a.p.zijlstra@...>, <maxk@...>, <tglx@...>, <oleg@...>, <rostedt@...>, <linux-kernel@...>, <rientjes@...>

Subject: Re: [RFC/PATCH] cpuset: cpuset irq affinities

Date: Wednesday, March 5, 2008 - 8:43 am

* Paul Jackson <pj@sgi.com> wrote:

quoted text> > i always thought that cpusets should boot up with some meaningful 
> > default set that people could play with.
> 
> They do ... you just have to mount cpusets to see it ;).

the root cpuset is special as it is the root of the tree. You cannot 
shrink it in practice (in a meaningful way) because then you cannot have 
children outside of its scope.

	Ingo
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Messages in current thread:

[RFC/PATCH 0/4] CPUSET driven CPU isolation, Peter Zijlstra, (Wed Feb 27, 6:21 pm)

[RFC/PATCH] cpuset: cpuset irq affinities, Peter Zijlstra, (Fri Feb 29, 2:55 pm)

Re: [RFC/PATCH] cpuset: cpuset irq affinities, Christoph Hellwig, (Sun Mar 2, 1:18 am)

Re: [RFC/PATCH] cpuset: cpuset irq affinities, Paul Jackson, (Fri Feb 29, 4:55 pm)

Re: [RFC/PATCH] cpuset: cpuset irq affinities, Peter Zijlstra, (Fri Feb 29, 5:14 pm)

Re: [RFC/PATCH] cpuset: cpuset irq affinities, Paul Jackson, (Fri Feb 29, 5:53 pm)

Re: [RFC/PATCH] cpuset: cpuset irq affinities, Max Krasnyanskiy, (Fri Feb 29, 5:42 pm)

Re: [RFC/PATCH] cpuset: cpuset irq affinities, Paul Jackson, (Fri Feb 29, 6:00 pm)

Re: [RFC/PATCH] cpuset: cpuset irq affinities, Ingo Molnar, (Fri Feb 29, 5:32 pm)

Re: [RFC/PATCH] cpuset: cpuset irq affinities, Ingo Molnar, (Fri Feb 29, 5:29 pm)

Re: [RFC/PATCH] cpuset: cpuset irq affinities, Ingo Molnar, (Fri Feb 29, 3:02 pm)

Re: [RFC/PATCH] cpuset: cpuset irq affinities, Max Krasnyanskiy, (Fri Feb 29, 4:52 pm)

Re: [RFC/PATCH] cpuset: cpuset irq affinities, Peter Zijlstra, (Fri Feb 29, 5:03 pm)

Re: [RFC/PATCH] cpuset: cpuset irq affinities, Max Krasnyanskiy, (Fri Feb 29, 5:20 pm)

Re: [RFC/PATCH] cpuset: cpuset irq affinities, Peter Zijlstra, (Mon Mar 3, 7:57 am)

Re: [RFC/PATCH] cpuset: cpuset irq affinities, Paul Jackson, (Mon Mar 3, 1:36 pm)

Re: [RFC/PATCH] cpuset: cpuset irq affinities, Peter Zijlstra, (Mon Mar 3, 1:57 pm)

Re: [RFC/PATCH] cpuset: cpuset irq affinities, Paul Jackson, (Mon Mar 3, 2:10 pm)

Re: [RFC/PATCH] cpuset: cpuset irq affinities, Paul Menage, (Mon Mar 3, 2:41 pm)

Re: [RFC/PATCH] cpuset: cpuset irq affinities, Paul Jackson, (Mon Mar 3, 2:52 pm)

Re: [RFC/PATCH] cpuset: cpuset irq affinities, Paul Menage, (Tue Mar 4, 1:26 am)

Re: [RFC/PATCH] cpuset: cpuset irq affinities, Paul Jackson, (Tue Mar 4, 2:15 am)

Re: [RFC/PATCH] cpuset: cpuset irq affinities, Paul Menage, (Tue Mar 4, 2:21 am)

Re: [RFC/PATCH] cpuset: cpuset irq affinities, Paul Jackson, (Tue Mar 4, 2:26 am)

Re: [RFC/PATCH] cpuset: cpuset irq affinities, Paul Menage, (Tue Mar 4, 2:34 am)

Re: [RFC/PATCH] cpuset: cpuset irq affinities, Paul Jackson, (Tue Mar 4, 2:51 am)

Re: [RFC/PATCH] cpuset: cpuset irq affinities, Peter Zijlstra, (Mon Mar 3, 2:18 pm)

Re: [RFC/PATCH] cpuset: cpuset irq affinities, Paul Jackson, (Tue Mar 4, 3:35 am)

Re: [RFC/PATCH] cpuset: cpuset irq affinities, Peter Zijlstra, (Tue Mar 4, 7:06 am)

Re: [RFC/PATCH] cpuset: cpuset irq affinities, Max Krasnyanskiy, (Tue Mar 4, 3:52 pm)

Re: [RFC/PATCH] cpuset: cpuset irq affinities, Paul Jackson, (Tue Mar 4, 9:11 pm)

Re: [RFC/PATCH] cpuset: cpuset irq affinities, Peter Zijlstra, (Wed Mar 5, 4:37 am)

Re: [RFC/PATCH] cpuset: cpuset irq affinities, Paul Jackson, (Thu Mar 6, 9:47 am)

Re: [RFC/PATCH] cpuset: cpuset irq affinities, Peter Zijlstra, (Thu Mar 6, 11:21 am)

Re: [RFC/PATCH] cpuset: cpuset irq affinities, Paul Jackson, (Thu Mar 6, 11:40 pm)

Re: [RFC/PATCH] cpuset: cpuset irq affinities, Paul Jackson, (Fri Mar 7, 2:39 am)

Re: [RFC/PATCH] cpuset: cpuset irq affinities, Paul Menage, (Fri Mar 7, 4:47 am)

Re: [RFC/PATCH] cpuset: cpuset irq affinities, Paul Jackson, (Fri Mar 7, 10:57 am)

Re: [RFC/PATCH] cpuset: cpuset irq affinities, Max Krasnyansky, (Wed Mar 5, 3:17 pm)

Re: [RFC/PATCH] cpuset: cpuset irq affinities, Ingo Molnar, (Wed Mar 5, 4:50 am)

Re: [RFC/PATCH] cpuset: cpuset irq affinities, Paul Jackson, (Wed Mar 5, 8:35 am)

Re: [RFC/PATCH] cpuset: cpuset irq affinities, Ingo Molnar, (Wed Mar 5, 8:43 am)

Re: [RFC/PATCH] cpuset: cpuset irq affinities, Paul Jackson, (Wed Mar 5, 1:44 pm)

Re: [RFC/PATCH 0/4] CPUSET driven CPU isolation, Mark Hounschell, (Thu Feb 28, 8:12 am)

Re: [RFC/PATCH 0/4] CPUSET driven CPU isolation, Max Krasnyansky, (Thu Feb 28, 3:57 pm)

Re: [RFC/PATCH 0/4] CPUSET driven CPU isolation, Ingo Molnar, (Thu Feb 28, 3:50 am)

Re: [RFC/PATCH 0/4] CPUSET driven CPU isolation, Andrew Morton, (Fri Feb 29, 4:31 am)

Re: [RFC/PATCH 0/4] CPUSET driven CPU isolation, Ingo Molnar, (Fri Feb 29, 5:10 am)

Re: [RFC/PATCH 0/4] CPUSET driven CPU isolation, Max Krasnyanskiy, (Fri Feb 29, 2:06 pm)

Re: [RFC/PATCH 0/4] CPUSET driven CPU isolation, Andrew Morton, (Fri Feb 29, 4:36 am)

Re: [RFC/PATCH 0/4] CPUSET driven CPU isolation, Max Krasnyanskiy, (Thu Feb 28, 1:48 pm)

Re: [RFC/PATCH 0/4] CPUSET driven CPU isolation, Paul Jackson, (Thu Feb 28, 4:08 am)

Re: [RFC/PATCH 0/4] CPUSET driven CPU isolation, Ingo Molnar, (Thu Feb 28, 5:08 am)

Re: [RFC/PATCH 0/4] CPUSET driven CPU isolation, Max Krasnyansky, (Thu Feb 28, 4:23 pm)

Re: [RFC/PATCH 0/4] CPUSET driven CPU isolation, Paul Jackson, (Thu Feb 28, 5:17 am)

Re: [RFC/PATCH 0/4] CPUSET driven CPU isolation, Ingo Molnar, (Thu Feb 28, 6:46 am)

Re: [RFC/PATCH 0/4] CPUSET driven CPU isolation, Max Krasnyansky, (Thu Feb 28, 4:11 pm)

Re: [RFC/PATCH 0/4] CPUSET driven CPU isolation, Paul Jackson, (Thu Feb 28, 4:13 pm)

Re: [RFC/PATCH 0/4] CPUSET driven CPU isolation, Max Krasnyansky, (Thu Feb 28, 4:26 pm)

Re: [RFC/PATCH 0/4] CPUSET driven CPU isolation, Paul Jackson, (Thu Feb 28, 4:27 pm)

Re: [RFC/PATCH 0/4] CPUSET driven CPU isolation, Max Krasnyansky, (Thu Feb 28, 4:45 pm)

Re: [RFC/PATCH 0/4] CPUSET driven CPU isolation, Paul Jackson, (Thu Feb 28, 1:47 pm)

Re: [RFC/PATCH 0/4] CPUSET driven CPU isolation, David Rientjes, (Thu Feb 28, 5:32 am)

Re: [RFC/PATCH 0/4] CPUSET driven CPU isolation, David Rientjes, (Thu Feb 28, 6:12 am)

Re: [RFC/PATCH 0/4] CPUSET driven CPU isolation, Paul Jackson, (Thu Feb 28, 1:37 pm)

Re: [RFC/PATCH 0/4] CPUSET driven CPU isolation, David Rientjes, (Thu Feb 28, 5:24 pm)

Re: [RFC/PATCH 0/4] CPUSET driven CPU isolation, Paul Jackson, (Thu Feb 28, 6:46 pm)

Re: [RFC/PATCH 0/4] CPUSET driven CPU isolation, David Rientjes, (Thu Feb 28, 7:00 pm)

Re: [RFC/PATCH 0/4] CPUSET driven CPU isolation, Paul Jackson, (Thu Feb 28, 8:16 pm)

Re: [RFC/PATCH 0/4] CPUSET driven CPU isolation, David Rientjes, (Thu Feb 28, 9:05 pm)

Re: [RFC/PATCH 0/4] CPUSET driven CPU isolation, Paul Jackson, (Thu Feb 28, 11:34 pm)

Re: [RFC/PATCH 0/4] CPUSET driven CPU isolation, David Rientjes, (Fri Feb 29, 12:00 am)

Re: [RFC/PATCH 0/4] CPUSET driven CPU isolation, Paul Jackson, (Fri Feb 29, 2:53 am)

Re: [RFC/PATCH 0/4] CPUSET driven CPU isolation, Peter Zijlstra, (Thu Feb 28, 6:26 am)

Re: [RFC/PATCH 0/4] CPUSET driven CPU isolation, Max Krasnyanskiy, (Wed Feb 27, 7:38 pm)

Re: [RFC/PATCH 0/4] CPUSET driven CPU isolation, Peter Zijlstra, (Thu Feb 28, 6:19 am)

Re: [RFC/PATCH 0/4] CPUSET driven CPU isolation, Max Krasnyanskiy, (Thu Feb 28, 1:33 pm)

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