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From: Josef Bacik <jbacik@fb.com>
To: Mike Galbraith <umgwanakikbuti@gmail.com>,
	Peter Zijlstra <peterz@infradead.org>
Cc: <riel@redhat.com>, <mingo@redhat.com>,
	<linux-kernel@vger.kernel.org>, <morten.rasmussen@arm.com>,
	kernel-team <Kernel-team@fb.com>
Subject: Re: [patch] sched: beef up wake_wide()
Date: Tue, 14 Jul 2015 12:01:49 -0400	[thread overview]
Message-ID: <55A5326D.50405@fb.com> (raw)
In-Reply-To: <1436888390.7983.49.camel@gmail.com>

On 07/14/2015 11:39 AM, Mike Galbraith wrote:
> On Tue, 2015-07-14 at 17:04 +0200, Peter Zijlstra wrote:
>> On Tue, Jul 14, 2015 at 04:17:46PM +0200, Mike Galbraith wrote:
>>> There's a buglet,
>>
>>> We'll not look for a idle cpu when wake_wide() naks want_affine.
>>
>> *sigh* indeed.. fixing that'll bring us very close to what we started
>> out wiht..
>>
>> The one XXX there raises the question on whether we should always so
>> select_idle_sibling() if we do not have a suitable balance flag, or only
>> on wakeups.
>
> That's what I've been sitting here waffling over, finally convinced
> myself that should the user turn FORX/EXEC off, he shouldn't find that a
> substitute quietly slipped in.. though otoh.. crap, guess I'm not done
> waffling after all.  Yeah, this will work just fine ;-)
>
> (typos fixed)
>

We happy with this or should I wait for more patches to fly by before I 
test something ;)?

Josef


  reply	other threads:[~2015-07-14 16:02 UTC|newest]

Thread overview: 73+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-05-27 21:22 [PATCH RESEND] sched: prefer an idle cpu vs an idle sibling for BALANCE_WAKE Josef Bacik
2015-05-28  3:46 ` Mike Galbraith
2015-05-28  9:49   ` Morten Rasmussen
2015-05-28 10:57     ` Mike Galbraith
2015-05-28 11:48       ` Morten Rasmussen
2015-05-28 11:49         ` Mike Galbraith
2015-05-28 10:21 ` Peter Zijlstra
2015-05-28 11:05   ` Peter Zijlstra
2015-05-28 14:27     ` Josef Bacik
2015-05-29 21:03     ` Josef Bacik
2015-05-30  3:55       ` Mike Galbraith
2015-06-01 19:38       ` Josef Bacik
2015-06-01 20:42         ` Peter Zijlstra
2015-06-01 21:03           ` Josef Bacik
2015-06-02 17:12           ` Josef Bacik
2015-06-03 14:12             ` Rik van Riel
2015-06-03 14:24               ` Peter Zijlstra
2015-06-03 14:49                 ` Josef Bacik
2015-06-03 15:30                 ` Mike Galbraith
2015-06-03 15:57                   ` Josef Bacik
2015-06-03 16:53                     ` Mike Galbraith
2015-06-03 17:16                       ` Josef Bacik
2015-06-03 17:43                         ` Mike Galbraith
2015-06-03 20:34                           ` Josef Bacik
2015-06-04  4:52                             ` Mike Galbraith
2015-06-01 22:15         ` Rik van Riel
2015-06-11 20:33     ` Josef Bacik
2015-06-12  3:42       ` Rik van Riel
2015-06-12  5:35     ` Mike Galbraith
2015-06-17 18:06       ` Josef Bacik
2015-06-18  0:55         ` Mike Galbraith
2015-06-18  3:46           ` Josef Bacik
2015-06-18  4:12             ` Mike Galbraith
2015-07-02 17:44               ` Josef Bacik
2015-07-03  6:40                 ` Mike Galbraith
2015-07-03  9:29                   ` Mike Galbraith
2015-07-04 15:57                   ` Mike Galbraith
2015-07-05  7:17                     ` Mike Galbraith
2015-07-06  5:13                       ` Mike Galbraith
2015-07-06 14:34                         ` Josef Bacik
2015-07-06 18:36                           ` Mike Galbraith
2015-07-06 19:41                             ` Josef Bacik
2015-07-07  4:01                               ` Mike Galbraith
2015-07-07  9:43                                 ` [patch] " Mike Galbraith
2015-07-07 13:40                                   ` Josef Bacik
2015-07-07 15:24                                     ` Mike Galbraith
2015-07-07 17:06                                   ` Josef Bacik
2015-07-08  6:13                                     ` [patch] sched: beef up wake_wide() Mike Galbraith
2015-07-09 13:26                                       ` Peter Zijlstra
2015-07-09 14:07                                         ` Mike Galbraith
2015-07-09 14:46                                           ` Mike Galbraith
2015-07-10  5:19                                         ` Mike Galbraith
2015-07-10 13:41                                           ` Josef Bacik
2015-07-10 20:59                                           ` Josef Bacik
2015-07-11  3:11                                             ` Mike Galbraith
2015-07-13 13:53                                               ` Josef Bacik
2015-07-14 11:19                                               ` Peter Zijlstra
2015-07-14 13:49                                                 ` Mike Galbraith
2015-07-14 14:07                                                   ` Peter Zijlstra
2015-07-14 14:17                                                     ` Mike Galbraith
2015-07-14 15:04                                                       ` Peter Zijlstra
2015-07-14 15:39                                                         ` Mike Galbraith
2015-07-14 16:01                                                           ` Josef Bacik [this message]
2015-07-14 17:59                                                             ` Mike Galbraith
2015-07-15 17:11                                                               ` Josef Bacik
2015-08-03 17:07                                                           ` [tip:sched/core] sched/fair: Beef " tip-bot for Mike Galbraith
2015-05-28 11:16   ` [PATCH RESEND] sched: prefer an idle cpu vs an idle sibling for BALANCE_WAKE Mike Galbraith
2015-05-28 11:49     ` Ingo Molnar
2015-05-28 12:15       ` Mike Galbraith
2015-05-28 12:19         ` Peter Zijlstra
2015-05-28 12:29           ` Ingo Molnar
2015-05-28 15:22           ` David Ahern
2015-05-28 11:55 ` Srikar Dronamraju

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