From: Borislav Petkov <bp@alien8.de>
To: "Paul E. McKenney" <paulmck@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>, x86-ml <x86@kernel.org>,
lkml <linux-kernel@vger.kernel.org>
Subject: Re: INFO: task rcu_gp:3 blocked for more than 122 seconds.
Date: Fri, 30 Sep 2022 18:28:12 +0200 [thread overview]
Message-ID: <YzcZHOMOxqCBvasV@zn.tnic> (raw)
In-Reply-To: <20220930161129.GH4196@paulmck-ThinkPad-P17-Gen-1>
On Fri, Sep 30, 2022 at 09:11:29AM -0700, Paul E. McKenney wrote:
> That can be annoying! I well recall one bisection session where each step
> took several hours, and where each step required manual intervention,
> and where the bug was urgent. I got the bisection overnight, but was
> pretty useless then next day. ;-)
Yikes, I hate those moments.
> It is possible that Peter would want proof of this. ;-)
Yeah, figured it out while we were talking about it on IRC:
https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git/commit/?h=sched/core&id=fdf756f7127185eeffe00e918e66dfee797f3625
Ok, one down, gazillion more to go.
:-)
--
Regards/Gruss,
Boris.
https://people.kernel.org/tglx/notes-about-netiquette
prev parent reply other threads:[~2022-09-30 16:28 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-29 9:26 Borislav Petkov
2022-09-29 15:37 ` Paul E. McKenney
2022-09-30 10:19 ` Borislav Petkov
2022-09-30 16:11 ` Paul E. McKenney
2022-09-30 16:28 ` Borislav Petkov [this message]
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