From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
To: Mike Galbraith <efault@gmx.de>
Cc: Thomas Gleixner <tglx@linutronix.de>,
LKML <linux-kernel@vger.kernel.org>,
linux-rt-users <linux-rt-users@vger.kernel.org>,
Steven Rostedt <rostedt@goodmis.org>
Subject: Re: v4.11.12-rt10 - hotplug lockdep splat
Date: Mon, 4 Sep 2017 16:58:14 +0200 [thread overview]
Message-ID: <20170904145814.tenvql4vdkexfzeb@linutronix.de> (raw)
In-Reply-To: <1504406890.3054.3.camel@gmx.de>
On 2017-09-03 04:48:10 [+0200], Mike Galbraith wrote:
> Missed a spot. With this on top, lockdep went silent.
>
> kernel/hrtimer/hotplug: don't wake ktimersoftd while holding the hrtimer base lock
>
> kernel/hrtimer: don't wakeup a process while holding the hrtimer base lock
> missed a path, namely hrtimers_dead_cpu() -> migrate_hrtimer_list(). Defer
> raising softirq until after base lock has been released there as well.
>
> Signed-off-by: Mike Galbraith <efault@gmx.de>
Thank you, applied.
Sebastian
next prev parent reply other threads:[~2017-09-04 14:58 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-08-18 12:09 [ANNOUNCE] v4.11.12-rt10 Sebastian Andrzej Siewior
2017-08-23 9:53 ` v4.11.12-rt10 - hotplug lockdep splat Mike Galbraith
2017-08-31 16:18 ` Sebastian Andrzej Siewior
2017-09-02 7:00 ` Mike Galbraith
2017-09-03 2:48 ` Mike Galbraith
2017-09-04 14:58 ` Sebastian Andrzej Siewior [this message]
2017-08-23 9:57 ` [patch-rt] drivers/zram: fix zcomp_stream_get() smp_processor_id() use in preemptible code Mike Galbraith
2017-08-31 15:48 ` Sebastian Andrzej Siewior
2017-08-31 19:11 ` Thomas Gleixner
2017-08-31 19:26 ` Sebastian Andrzej Siewior
2017-08-31 19:32 ` Thomas Gleixner
2017-09-01 7:40 ` Sebastian Andrzej Siewior
2017-09-01 7:47 ` Thomas Gleixner
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=20170904145814.tenvql4vdkexfzeb@linutronix.de \
--to=bigeasy@linutronix.de \
--cc=efault@gmx.de \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-rt-users@vger.kernel.org \
--cc=rostedt@goodmis.org \
--cc=tglx@linutronix.de \
/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