From: Mike Galbraith <umgwanakikbuti@gmail.com>
To: Tejun Heo <tj@kernel.org>
Cc: Daniel Bristot de Oliveira <bristot@redhat.com>,
LKML <linux-kernel@vger.kernel.org>,
Lai Jiangshan <jiangshanlai@gmail.com>,
Frederic Weisbecker <fweisbec@gmail.com>,
Rik van Riel <riel@redhat.com>,
"Luis Claudio R. Goncalves" <lclaudio@uudg.org>
Subject: Re: [RFC] workqueue: avoiding unbounded wq on isolated CPUs by default
Date: Fri, 17 Jul 2015 19:15:48 +0200 [thread overview]
Message-ID: <1437153348.5860.32.camel@gmail.com> (raw)
In-Reply-To: <20150717152720.GD15934@mtj.duckdns.org>
On Fri, 2015-07-17 at 11:27 -0400, Tejun Heo wrote:
> I'm just curious whether there was any specific reason we didn't do
> this before (ISTR people discussing it back then too).
I'm dead set against all this auto-presume nonsense fwtw Allocating a
pool of no_hz_full _capable_ CPUs should not entice the kernel to make
any rash assumptions. Let users do the button poking, they know what
they want, and when they want it.
-Mike
next prev parent reply other threads:[~2015-07-17 17:16 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-16 19:16 [RFC] workqueue: avoiding unbounded wq on isolated CPUs by default Daniel Bristot de Oliveira
2015-07-16 19:24 ` Tejun Heo
2015-07-17 4:26 ` Mike Galbraith
2015-07-17 15:27 ` Tejun Heo
2015-07-17 15:35 ` Frederic Weisbecker
2015-07-17 15:43 ` Tejun Heo
2015-07-17 17:15 ` Mike Galbraith [this message]
2015-07-18 13:36 ` Frederic Weisbecker
2015-07-18 15:48 ` Mike Galbraith
2015-07-19 8:02 ` Mike Galbraith
2015-07-19 12:19 ` Mike Galbraith
2015-07-21 8:55 ` Mike Galbraith
2015-07-22 5:24 ` [patch] workqueue: schedule WORK_CPU_UNBOUND work on wq_unbound_cpumask CPUs Mike Galbraith
2015-07-22 12:43 ` [PATCH] workqueue: avoiding unbounded wq on isolated CPUs by default Daniel Bristot de Oliveira
2015-07-22 14:11 ` [patch] workqueue: schedule WORK_CPU_UNBOUND work on wq_unbound_cpumask CPUs Tejun Heo
2015-07-22 14:55 ` Mike Galbraith
2015-07-22 15:19 ` Mike Galbraith
2015-07-22 15:25 ` Tejun Heo
2015-07-24 3:38 ` Mike Galbraith
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