From: Tejun Heo <tj@kernel.org>
To: Petr Mladek <pmladek@suse.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Oleg Nesterov <oleg@redhat.com>, Ingo Molnar <mingo@redhat.com>,
Peter Zijlstra <peterz@infradead.org>,
Steven Rostedt <rostedt@goodmis.org>,
"Paul E. McKenney" <paulmck@linux.vnet.ibm.com>,
Josh Triplett <josh@joshtriplett.org>,
Thomas Gleixner <tglx@linutronix.de>,
Linus Torvalds <torvalds@linux-foundation.org>,
Jiri Kosina <jkosina@suse.cz>, Borislav Petkov <bp@suse.de>,
Michal Hocko <mhocko@suse.cz>,
linux-mm@kvack.org, Vlastimil Babka <vbabka@suse.cz>,
linux-api@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v9 12/12] kthread: Better support freezable kthread workers
Date: Mon, 20 Jun 2016 16:30:02 -0400 [thread overview]
Message-ID: <20160620203002.GD3262@mtj.duckdns.org> (raw)
In-Reply-To: <1466075851-24013-13-git-send-email-pmladek@suse.com>
On Thu, Jun 16, 2016 at 01:17:31PM +0200, Petr Mladek wrote:
> This patch allows to make kthread worker freezable via a new @flags
> parameter. It will allow to avoid an init work in some kthreads.
>
> It currently does not affect the function of kthread_worker_fn()
> but it might help to do some optimization or fixes eventually.
>
> I currently do not know about any other use for the @flags
> parameter but I believe that we will want more flags
> in the future.
>
> Finally, I hope that it will not cause confusion with @flags member
> in struct kthread. Well, I guess that we will want to rework the
> basic kthreads implementation once all kthreads are converted into
> kthread workers or workqueues. It is possible that we will merge
> the two structures.
>
> Signed-off-by: Petr Mladek <pmladek@suse.com>
Acked-by: Tejun Heo <tj@kernel.org>
Thanks.
--
tejun
prev parent reply other threads:[~2016-06-20 20:30 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-06-16 11:17 [PATCH v9 00/12] kthread: Kthread worker API improvements Petr Mladek
2016-06-16 11:17 ` [PATCH v9 01/12] kthread: Rename probe_kthread_data() to kthread_probe_data() Petr Mladek
2016-06-20 19:16 ` Tejun Heo
2016-06-16 11:17 ` [PATCH v9 02/12] kthread: Kthread worker API cleanup Petr Mladek
2016-06-20 19:27 ` Tejun Heo
2016-06-16 11:17 ` [PATCH v9 03/12] kthread/smpboot: Do not park in kthread_create_on_cpu() Petr Mladek
2016-06-16 11:17 ` [PATCH v9 04/12] kthread: Allow to call __kthread_create_on_node() with va_list args Petr Mladek
2016-06-20 19:51 ` Tejun Heo
2016-06-16 11:17 ` [PATCH v9 05/12] kthread: Add kthread_create_worker*() Petr Mladek
2016-06-20 19:55 ` Tejun Heo
2016-06-16 11:17 ` [PATCH v9 06/12] kthread: Add kthread_drain_worker() Petr Mladek
2016-06-20 19:56 ` Tejun Heo
2016-06-22 20:54 ` Peter Zijlstra
2016-06-23 21:32 ` Tejun Heo
2016-06-24 7:05 ` Peter Zijlstra
2016-06-24 9:08 ` Petr Mladek
2016-06-24 15:54 ` Tejun Heo
2016-06-27 14:33 ` Petr Mladek
2016-06-28 17:04 ` Tejun Heo
2016-06-29 8:17 ` Petr Mladek
2016-06-29 13:15 ` Tejun Heo
2016-06-16 11:17 ` [PATCH v9 07/12] kthread: Add kthread_destroy_worker() Petr Mladek
2016-06-20 19:57 ` Tejun Heo
2016-06-16 11:17 ` [PATCH v9 08/12] kthread: Detect when a kthread work is used by more workers Petr Mladek
2016-06-20 20:10 ` Tejun Heo
2016-06-16 11:17 ` [PATCH v9 09/12] kthread: Initial support for delayed kthread work Petr Mladek
2016-06-20 20:20 ` Tejun Heo
2016-06-16 11:17 ` [PATCH v9 10/12] kthread: Allow to cancel " Petr Mladek
2016-06-20 20:27 ` Tejun Heo
2016-06-16 11:17 ` [PATCH v9 11/12] kthread: Allow to modify delayed " Petr Mladek
2016-06-20 20:29 ` Tejun Heo
2016-06-16 11:17 ` [PATCH v9 12/12] kthread: Better support freezable kthread workers Petr Mladek
2016-06-20 20:30 ` Tejun Heo [this message]
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