From: Rob Landley <rob@landley.net>
To: Christoph Lameter <cl@linux.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Gilad Ben-Yossef <gilad@benyossef.com>,
Thomas Gleixner <tglx@linutronix.de>,
Frederic Weisbecker <fweisbec@gmail.com>,
linux-kernel@vger.kernel.org,
"Paul E. McKenney" <paulmck@linux.vnet.ibm.com>
Subject: Re: [RFC] Restrict kernel spawning of threads to a specified set of cpus.
Date: Tue, 10 Sep 2013 02:39:16 -0500 [thread overview]
Message-ID: <1378798756.8385.24@driftwood> (raw)
In-Reply-To: <00000140efbcb701-c26320b3-f434-4538-bc80-8e92fed6f303-000000@email.amazonses.com> (from cl@linux.com on Thu Sep 5 15:07:37 2013)
On 09/05/2013 03:07:37 PM, Christoph Lameter wrote:
> I am not sure how to call this kernel option but we need something
> like
> that. I see drivers and the kernel spawning processes on the nohz
> cores.
> The name kthread is not really catching the purpose.
Can't you just use the CPU affinity of PID 1 for this? Since it's a
process that's always there and already has a mask and all. No need for
a new interface...
Rob
next prev parent reply other threads:[~2013-09-10 17:33 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-09-05 20:07 [RFC] Restrict kernel spawning of threads to a specified set of cpus Christoph Lameter
2013-09-10 6:05 ` Gilad Ben-Yossef
2013-09-10 6:47 ` Mike Galbraith
2013-09-10 6:59 ` Gilad Ben-Yossef
2013-09-10 7:26 ` Mike Galbraith
2013-09-10 7:56 ` Gilad Ben-Yossef
2013-09-10 8:53 ` Mike Galbraith
2013-09-10 21:10 ` Christoph Lameter
2013-09-11 3:20 ` Mike Galbraith
2013-09-11 14:21 ` Christoph Lameter
2013-09-11 14:53 ` Mike Galbraith
2013-09-11 16:56 ` Christoph Lameter
2013-09-11 21:36 ` Frederic Weisbecker
2013-09-12 3:30 ` Mike Galbraith
2013-09-10 21:08 ` Christoph Lameter
2013-09-10 7:39 ` Rob Landley [this message]
2013-09-10 21:11 ` Christoph Lameter
2013-09-11 22:02 ` Frederic Weisbecker
2013-09-12 14:10 ` Christoph Lameter
2013-09-12 14:16 ` Frederic Weisbecker
2013-09-12 14:22 ` Christoph Lameter
2013-09-12 14:31 ` Frederic Weisbecker
2013-09-12 14:52 ` Christoph Lameter
2013-09-12 15:11 ` Frederic Weisbecker
2013-09-12 15:32 ` Christoph Lameter
2013-09-12 18:45 ` Frederic Weisbecker
2013-09-12 15:39 ` Paul E. McKenney
2013-09-12 18:35 ` Frederic Weisbecker
2013-09-12 18:51 ` Paul E. McKenney
2013-09-15 13:53 ` Gilad Ben-Yossef
[not found] ` <alpine.DEB.2.02.1309121030390.21473@gentwo.org>
2013-09-12 15:42 ` Christoph Lameter
2013-09-12 18:30 ` Frederic Weisbecker
2013-09-13 9:25 ` Peter Zijlstra
2013-09-13 13:54 ` Christoph Lameter
2013-09-13 14:40 ` Peter Zijlstra
2013-09-13 15:15 ` Christoph Lameter
[not found] ` <alpine.DEB.2.02.1309131010480.26487@gentwo.org>
2013-09-13 15:40 ` Christoph Lameter
2013-09-16 6:02 ` Peter Zijlstra
2013-09-13 13:45 ` Christoph Lameter
2013-09-13 14:04 ` Frederic Weisbecker
2013-09-13 14:25 ` Christoph Lameter
2013-09-15 13:47 ` Gilad Ben-Yossef
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