From: Pavel Machek <pavel@ucw.cz>
To: Gautham R Shenoy <ego@in.ibm.com>
Cc: "Rafael J. Wysocki" <rjw@sisk.pl>,
akpm@osdl.org, paulmck@us.ibm.com, mingo@elte.hu,
vatsa@in.ibm.com, dipankar@in.ibm.com,
venkatesh.pallipadi@intel.com, linux-kernel@vger.kernel.org,
oleg@tv-sign.ru
Subject: Re: [RFC PATCH(Experimental) 0/4] Freezer based Cpu-hotplug
Date: Wed, 21 Feb 2007 20:42:57 +0100 [thread overview]
Message-ID: <20070221194257.GD3732@elf.ucw.cz> (raw)
In-Reply-To: <20070221145221.GB21660@in.ibm.com>
Hi!
> Rafael,
> On Sat, Feb 17, 2007 at 12:24:45PM +0100, Rafael J. Wysocki wrote:
> >
> > Pavel, do you think we can remove the PF_NOFREEZE from bluetooth, BTW?
>
> The create_workqueue by default marks the worker_threads to be
> non_freezable. For cpu hotplug, all workqueues can be frozen
> except the "kthread" workqueue (which is single threaded, so won't
> be frozen anyway).
>
> And a quick cscope scan shows that only the "xfslogd" and "xfsdatad"
> are the only freezable workqueues. Any particular reason
> for not marking rest of the non-single_threaded workqueues freezeable ??
As I said, go ahead.
bluetooth has absolutely no business running while we are writing
suspend image to disk.
(First person suggesting
suspend-to-file-on-nfs-filesystem-mounted-over-GPRS-line-connected-over-bluetooth
will be punished by only getting bread and water till he implements
it).
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
next prev parent reply other threads:[~2007-02-21 19:43 UTC|newest]
Thread overview: 92+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-02-14 14:40 [RFC PATCH(Experimental) 0/4] Freezer based Cpu-hotplug Gautham R Shenoy
2007-02-14 14:42 ` [RFC PATCH(Experimental) 1/4] freezer-cpu-hotplug core Gautham R Shenoy
2007-02-14 14:43 ` [RFC PATCH(Experimental) 2/4] Revert changes to workqueue.c Gautham R Shenoy
2007-02-14 14:43 ` [RFC PATCH(Experimental) 3/4] Revert changes to sched.c and slab.c Gautham R Shenoy
2007-02-14 14:44 ` [RFC PATCH(Experimental) 4/4] Rip out lock_cpu_hotplug from linux Gautham R Shenoy
2007-02-14 14:59 ` [RFC PATCH(Experimental) 2/4] Revert changes to workqueue.c Srivatsa Vaddagiri
2007-02-14 15:24 ` Srivatsa Vaddagiri
2007-02-14 20:23 ` Oleg Nesterov
2007-02-14 20:09 ` Oleg Nesterov
2007-02-16 5:26 ` Srivatsa Vaddagiri
2007-02-16 15:33 ` Oleg Nesterov
2007-02-16 16:47 ` Srivatsa Vaddagiri
2007-02-16 18:45 ` Oleg Nesterov
2007-02-16 23:59 ` Oleg Nesterov
2007-02-17 2:29 ` Srivatsa Vaddagiri
2007-02-17 21:59 ` Oleg Nesterov
2007-02-20 15:12 ` Srivatsa Vaddagiri
2007-02-20 20:09 ` Oleg Nesterov
2007-02-21 6:29 ` Srivatsa Vaddagiri
2007-02-21 14:30 ` Oleg Nesterov
2007-02-21 14:37 ` Gautham R Shenoy
2007-02-21 15:53 ` Srivatsa Vaddagiri
2007-02-14 15:31 ` [RFC PATCH(Experimental) 1/4] freezer-cpu-hotplug core Srivatsa Vaddagiri
2007-02-14 19:47 ` Oleg Nesterov
2007-02-16 6:48 ` Srivatsa Vaddagiri
2007-02-16 15:47 ` Oleg Nesterov
2007-02-14 20:22 ` Oleg Nesterov
2007-02-16 7:16 ` Srivatsa Vaddagiri
2007-02-16 8:12 ` Srivatsa Vaddagiri
2007-02-16 9:29 ` Rafael J. Wysocki
2007-02-16 9:59 ` Srivatsa Vaddagiri
2007-02-16 11:06 ` Rafael J. Wysocki
2007-02-16 19:46 ` Oleg Nesterov
2007-02-17 2:31 ` Srivatsa Vaddagiri
2007-02-17 5:32 ` Gautham R Shenoy
2007-02-17 11:19 ` Gautham R Shenoy
2007-02-16 16:06 ` Oleg Nesterov
2007-02-14 21:43 ` [RFC PATCH(Experimental) 0/4] Freezer based Cpu-hotplug Rafael J. Wysocki
2007-02-15 6:34 ` Gautham R Shenoy
2007-02-15 8:09 ` Rafael J. Wysocki
2007-02-15 12:20 ` Gautham R Shenoy
2007-02-15 13:31 ` Rafael J. Wysocki
2007-02-15 14:25 ` Gautham R Shenoy
2007-02-17 11:24 ` Rafael J. Wysocki
2007-02-17 21:34 ` Oleg Nesterov
2007-02-17 22:24 ` Rafael J. Wysocki
2007-02-17 23:42 ` Oleg Nesterov
2007-02-17 23:47 ` Oleg Nesterov
2007-02-18 10:43 ` Rafael J. Wysocki
2007-02-18 11:31 ` Oleg Nesterov
2007-02-18 12:14 ` Rafael J. Wysocki
2007-02-18 14:52 ` freezer problems Oleg Nesterov
2007-02-18 15:14 ` Rafael J. Wysocki
2007-02-18 16:19 ` Oleg Nesterov
2007-02-18 18:14 ` Rafael J. Wysocki
2007-02-18 18:56 ` Rafael J. Wysocki
2007-02-18 22:01 ` Oleg Nesterov
2007-02-18 23:19 ` Rafael J. Wysocki
2007-02-19 20:23 ` Oleg Nesterov
2007-02-19 21:21 ` Rafael J. Wysocki
2007-02-19 22:41 ` Oleg Nesterov
2007-02-19 23:35 ` Rafael J. Wysocki
2007-02-20 0:12 ` Oleg Nesterov
2007-02-20 0:32 ` Rafael J. Wysocki
2007-02-20 0:50 ` Oleg Nesterov
2007-02-20 18:28 ` Rafael J. Wysocki
2007-02-20 18:29 ` Rafael J. Wysocki
2007-02-21 18:14 ` Paul E. McKenney
2007-02-21 18:13 ` Rafael J. Wysocki
2007-02-21 18:27 ` Paul E. McKenney
2007-02-21 20:03 ` Oleg Nesterov
2007-02-21 20:47 ` Rafael J. Wysocki
2007-02-21 21:06 ` Paul E. McKenney
2007-02-21 23:10 ` Rafael J. Wysocki
2007-02-22 10:47 ` Oleg Nesterov
2007-02-22 11:33 ` Oleg Nesterov
2007-02-22 17:03 ` Rafael J. Wysocki
2007-02-22 17:44 ` Oleg Nesterov
2007-02-22 21:56 ` Rafael J. Wysocki
2007-02-23 18:15 ` Oleg Nesterov
2007-02-23 3:02 ` Gautham R Shenoy
2007-02-18 15:09 ` [RFC PATCH(Experimental) 0/4] Freezer based Cpu-hotplug Rafael J. Wysocki
2007-02-18 16:11 ` Oleg Nesterov
2007-02-18 18:51 ` Rafael J. Wysocki
2007-02-18 10:32 ` Rafael J. Wysocki
2007-02-18 11:32 ` Oleg Nesterov
2007-02-18 12:12 ` Rafael J. Wysocki
2007-02-18 15:06 ` Oleg Nesterov
2007-02-18 12:56 ` Pavel Machek
2007-02-21 14:52 ` Gautham R Shenoy
2007-02-21 19:42 ` Pavel Machek [this message]
[not found] ` <200702231041.17136.rjw@sisk.pl>
[not found] ` <20070223100817.GA10973@in.ibm.com>
[not found] ` <200702231115.00718.rjw@sisk.pl>
[not found] ` <20070223104723.GB10973@in.ibm.com>
[not found] ` <20070223110201.GC10973@in.ibm.com>
2007-02-23 19:03 ` freezer problems Gautham R Shenoy
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