From: Max Krasnyanskiy <maxk@qualcomm.com>
To: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Paul Jackson <pj@sgi.com>,
mingo@elte.hu, tglx@linutronix.de, oleg@tv-sign.ru,
rostedt@goodmis.org, linux-kernel@vger.kernel.org,
rientjes@google.com
Subject: Re: [RFC/PATCH] cpuset: cpuset irq affinities
Date: Tue, 04 Mar 2008 11:52:37 -0800 [thread overview]
Message-ID: <47CDA885.3000103@qualcomm.com> (raw)
In-Reply-To: <1204628762.6241.46.camel@lappy>
Peter Zijlstra wrote:
> On Tue, 2008-03-04 at 01:35 -0600, Paul Jackson wrote:
>> Peter wrote:
>>> OK, understood, I'll try and come up with yet another scheme :-)
>> Would your per-cpuset 'irqs' file work if, unlike pids in the 'tasks' file,
>> we allowed the same irq to be listed in multiple 'irqs' files?
>
> I did think of that, but that seems rather awkward. For one, how would
> you remove an irq from a cpuset?
>
> Secondly, the beauty of the current solution is that we use
> irq_desc->cs->cpus_allowed, if it were in multiple sets, we'd have to
> iterate a list, and cpus_or() the bunch.
>
Yeah, that would definitely be awkward.
Max
next prev parent reply other threads:[~2008-03-04 19:53 UTC|newest]
Thread overview: 94+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-02-27 22:21 [RFC/PATCH 0/4] CPUSET driven CPU isolation Peter Zijlstra
2008-02-27 22:21 ` [RFC/PATCH 1/4] sched: remove isolcpus Peter Zijlstra
2008-02-27 23:57 ` Max Krasnyanskiy
2008-02-28 10:19 ` Peter Zijlstra
2008-02-28 19:36 ` Max Krasnyansky
2008-02-27 22:21 ` [RFC/PATCH 2/4] cpuset: system sets Peter Zijlstra
2008-02-27 23:39 ` Paul Jackson
2008-02-28 1:53 ` Max Krasnyanskiy
2008-02-27 23:52 ` Max Krasnyanskiy
2008-02-28 0:11 ` Paul Jackson
2008-02-28 0:29 ` Steven Rostedt
2008-02-28 1:45 ` Max Krasnyanskiy
2008-02-28 3:41 ` Steven Rostedt
2008-02-28 4:58 ` Max Krasnyansky
2008-02-27 22:21 ` [RFC/PATCH 3/4] genirq: system set irq affinities Peter Zijlstra
2008-02-28 0:10 ` Max Krasnyanskiy
2008-02-28 10:19 ` Peter Zijlstra
2008-02-27 22:21 ` [RFC/PATCH 4/4] kthread: system set kthread affinities Peter Zijlstra
2008-02-27 23:38 ` [RFC/PATCH 0/4] CPUSET driven CPU isolation Max Krasnyanskiy
2008-02-28 10:19 ` Peter Zijlstra
2008-02-28 17:33 ` Max Krasnyanskiy
2008-02-28 7:50 ` Ingo Molnar
2008-02-28 8:08 ` Paul Jackson
2008-02-28 9:08 ` Ingo Molnar
2008-02-28 9:17 ` Paul Jackson
2008-02-28 9:32 ` David Rientjes
2008-02-28 10:12 ` David Rientjes
2008-02-28 10:26 ` Peter Zijlstra
2008-02-28 17:37 ` Paul Jackson
2008-02-28 21:24 ` David Rientjes
2008-02-28 22:46 ` Paul Jackson
2008-02-28 23:00 ` David Rientjes
2008-02-29 0:16 ` Paul Jackson
2008-02-29 1:05 ` David Rientjes
2008-02-29 3:34 ` Paul Jackson
2008-02-29 4:00 ` David Rientjes
2008-02-29 6:53 ` Paul Jackson
2008-02-28 10:46 ` Ingo Molnar
2008-02-28 17:47 ` Paul Jackson
2008-02-28 20:11 ` Max Krasnyansky
2008-02-28 20:13 ` Paul Jackson
2008-02-28 20:26 ` Max Krasnyansky
2008-02-28 20:27 ` Paul Jackson
2008-02-28 20:45 ` Max Krasnyansky
2008-02-28 20:23 ` Max Krasnyansky
2008-02-28 17:48 ` Max Krasnyanskiy
2008-02-29 8:31 ` Andrew Morton
2008-02-29 8:36 ` Andrew Morton
2008-02-29 9:10 ` Ingo Molnar
2008-02-29 18:06 ` Max Krasnyanskiy
2008-02-28 12:12 ` Mark Hounschell
2008-02-28 19:57 ` Max Krasnyansky
2008-02-29 18:55 ` [RFC/PATCH] cpuset: cpuset irq affinities Peter Zijlstra
2008-02-29 19:02 ` Ingo Molnar
2008-02-29 20:52 ` Max Krasnyanskiy
2008-02-29 21:03 ` Peter Zijlstra
2008-02-29 21:20 ` Max Krasnyanskiy
2008-03-03 11:57 ` Peter Zijlstra
2008-03-03 17:36 ` Paul Jackson
2008-03-03 17:57 ` Peter Zijlstra
2008-03-03 18:10 ` Paul Jackson
2008-03-03 18:18 ` Peter Zijlstra
2008-03-04 7:35 ` Paul Jackson
2008-03-04 11:06 ` Peter Zijlstra
2008-03-04 19:52 ` Max Krasnyanskiy [this message]
2008-03-05 1:11 ` Paul Jackson
2008-03-05 8:37 ` Peter Zijlstra
2008-03-05 8:50 ` Ingo Molnar
2008-03-05 12:35 ` Paul Jackson
2008-03-05 12:43 ` Ingo Molnar
2008-03-05 17:44 ` Paul Jackson
2008-03-05 19:17 ` Max Krasnyansky
2008-03-06 13:47 ` Paul Jackson
2008-03-06 15:21 ` Peter Zijlstra
2008-03-07 3:40 ` Paul Jackson
2008-03-07 6:39 ` Paul Jackson
2008-03-07 8:47 ` Paul Menage
2008-03-07 14:57 ` Paul Jackson
2008-03-03 18:41 ` Paul Menage
2008-03-03 18:52 ` Paul Jackson
2008-03-04 5:26 ` Paul Menage
2008-03-04 6:15 ` Paul Jackson
2008-03-04 6:21 ` Paul Menage
2008-03-04 6:26 ` Paul Jackson
2008-03-04 6:34 ` Paul Menage
2008-03-04 6:51 ` Paul Jackson
2008-02-29 20:55 ` Paul Jackson
2008-02-29 21:14 ` Peter Zijlstra
2008-02-29 21:29 ` Ingo Molnar
2008-02-29 21:32 ` Ingo Molnar
2008-02-29 21:42 ` Max Krasnyanskiy
2008-02-29 22:00 ` Paul Jackson
2008-02-29 21:53 ` Paul Jackson
2008-03-02 5:18 ` Christoph Hellwig
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=47CDA885.3000103@qualcomm.com \
--to=maxk@qualcomm.com \
--cc=a.p.zijlstra@chello.nl \
--cc=linux-kernel@vger.kernel.org \
--cc=mingo@elte.hu \
--cc=oleg@tv-sign.ru \
--cc=pj@sgi.com \
--cc=rientjes@google.com \
--cc=rostedt@goodmis.org \
--cc=tglx@linutronix.de \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.