From: Nathan Dabney <smurf@osdlab.org>
To: Robert Love <rml@tech9.net>
Cc: Joe Korty <l-k@mindspring.com>,
mingo@elte.hu, Ryan Cumming <bodnar42@phalynx.dhs.org>,
linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: [patch] sched_[set|get]_affinity() syscall, 2.4.15-pre9
Date: Tue, 27 Nov 2001 13:31:33 -0800 [thread overview]
Message-ID: <20011127133133.C1168@osdlab.org> (raw)
In-Reply-To: <1006832357.1385.3.camel@icbm> <5.0.2.1.2.20011127020817.009ed3d0@pop.mindspring.com> <1006894385.819.2.camel@phantasy>
In-Reply-To: <1006894385.819.2.camel@phantasy>
On Tue, Nov 27, 2001 at 03:53:04PM -0500, Robert Love wrote:
> Effecting all tasks matching a uid or some other filter is a little
> beyond what either patch does. Note however that both interfaces have
> atomicity.
I don't see a need for that either, the inheritance and single-process change
are the major abilities needed.
> You can open and write to proc from within a program ... very easily, in
> fact.
>
> Also, with some sed and grep magic, you can set the affinity of all
> tasks via the proc interface pretty easy. Just a couple lines.
>From the admin point of view, this last ability is a good one.
A read-only entry in proc wouldn't do much good by itself. The writable /proc
entry is the one that sounds interesting.
-Nathan
> Robert Love
>
> -
> To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
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> Please read the FAQ at http://www.tux.org/lkml/
next prev parent reply other threads:[~2001-11-27 21:32 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-11-22 8:59 [patch] sched_[set|get]_affinity() syscall, 2.4.15-pre9 Ingo Molnar
2001-11-22 20:22 ` Davide Libenzi
2001-11-22 23:45 ` Robert Love
2001-11-23 0:20 ` Ryan Cumming
2001-11-23 0:36 ` Mark Hahn
2001-11-23 11:46 ` Ingo Molnar
2001-11-24 22:44 ` Davide Libenzi
2001-11-23 0:51 ` Robert Love
2001-11-23 1:11 ` Andreas Dilger
2001-11-23 1:16 ` Robert Love
2001-11-23 11:36 ` Ingo Molnar
2001-11-24 2:01 ` Davide Libenzi
2001-11-27 3:39 ` Robert Love
2001-11-27 7:13 ` Joe Korty
2001-11-27 20:53 ` Robert Love
2001-11-27 21:31 ` Nathan Dabney [this message]
2001-11-27 8:04 ` procfs bloat, syscall bloat [in reference to cpu affinity] Joe Korty
2001-11-27 11:32 ` Ingo Molnar
2001-11-27 20:56 ` Robert Love
2001-11-27 14:04 ` Phil Howard
2001-11-27 18:05 ` Tim Hockin
2001-11-27 8:40 ` [patch] sched_[set|get]_affinity() syscall, 2.4.15-pre9 Ingo Molnar
2001-11-27 4:41 ` a nohup-like interface to cpu affinity Linux maillist account
2001-11-27 4:49 ` Robert Love
2001-11-27 6:32 ` Linux maillist account
2001-11-27 6:39 ` Robert Love
2001-11-27 8:42 ` Sean Hunter
2001-12-06 1:35 ` Matthew Dobson
2001-12-06 1:37 ` [RFC][PATCH] cpus_allowed/launch_policy patch, 2.4.16 Matthew Dobson
2001-12-06 2:08 ` Davide Libenzi
2001-12-06 2:17 ` Matthew Dobson
2001-12-06 2:39 ` Davide Libenzi
2001-12-06 2:42 ` Robert Love
2001-12-06 22:21 ` Matthew Dobson
2001-11-27 6:50 ` a nohup-like interface to cpu affinity Linux maillist account
2001-11-27 8:26 ` Ingo Molnar
2001-11-23 11:02 ` [patch] sched_[set|get]_affinity() syscall, 2.4.15-pre9 Ingo Molnar
[not found] <1006832357.1385.3.camel@icbm.suse.lists.linux.kernel>
[not found] ` <5.0.2.1.2.20011127020817.009ed3d0@pop.mindspring.com.suse.lists.linux.kernel>
2001-11-27 7:32 ` Andi Kleen
2001-11-27 21:01 ` Robert Love
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