From: Oleg Nesterov <oleg@redhat.com>
To: Peter Zijlstra <peterz@infradead.org>
Cc: David Laight <David.Laight@ACULAB.COM>,
Geert Uytterhoeven <geert@linux-m68k.org>,
Ingo Molnar <mingo@kernel.org>,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] ipvs: Remove unused variable ret from sync_thread_master()
Date: Tue, 12 Nov 2013 17:26:34 +0100 [thread overview]
Message-ID: <20131112162634.GB29065@redhat.com> (raw)
In-Reply-To: <20131112143152.GS5056@laptop.programming.kicks-ass.net>
On 11/12, Peter Zijlstra wrote:
>
> On Tue, Nov 12, 2013 at 02:21:39PM -0000, David Laight wrote:
> >
> > /* Tell scheduler we are going to sleep... */
> > if (signal_pending(current))
> > /* We don't want waking immediately (again) */
> > sleep_state = TASK_UNINTERRUPTIBLE;
> > else
> > sleep_state = TASK_INTERRUPTIBLE;
> > set_current_state(sleep_state);
>
> If this is for kernel threads, I think you can wipe the pending state;
Yes, unless this kthread does allow_signal() signal_pending() can't be
true.
Oleg.
next prev parent reply other threads:[~2013-11-12 16:25 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-11-12 13:53 [PATCH] ipvs: Remove unused variable ret from sync_thread_master() Geert Uytterhoeven
2013-11-12 14:13 ` Peter Zijlstra
2013-11-12 14:21 ` David Laight
2013-11-12 14:31 ` Peter Zijlstra
2013-11-12 14:38 ` David Laight
2013-11-12 16:26 ` Oleg Nesterov [this message]
2013-11-12 14:52 ` Peter Zijlstra
2013-11-12 16:21 ` Oleg Nesterov
2013-11-12 16:56 ` oom-kill && frozen() Oleg Nesterov
2013-11-13 3:20 ` Tejun Heo
2013-11-13 17:07 ` Oleg Nesterov
2013-11-13 17:42 ` Peter Zijlstra
2013-11-13 18:15 ` Oleg Nesterov
2013-11-13 19:11 ` __refrigerator() && saved task->state Oleg Nesterov
2013-11-13 19:14 ` Peter Zijlstra
2013-11-13 19:40 ` Oleg Nesterov
2013-11-12 17:00 ` [PATCH] ipvs: Remove unused variable ret from sync_thread_master() Peter Zijlstra
2013-11-12 18:04 ` Oleg Nesterov
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20131112162634.GB29065@redhat.com \
--to=oleg@redhat.com \
--cc=David.Laight@ACULAB.COM \
--cc=geert@linux-m68k.org \
--cc=linux-kernel@vger.kernel.org \
--cc=mingo@kernel.org \
--cc=netdev@vger.kernel.org \
--cc=peterz@infradead.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).