linux-kernel - Re: [PATCH] sched/rt.c: pick and check task if double_lock

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Message-ID: <20180411102622.GK4082@hirez.programming.kicks-ass.net>
Date:   Wed, 11 Apr 2018 12:26:22 +0200
From:   Peter Zijlstra <peterz@...radead.org>
To:     Steven Rostedt <rostedt@...dmis.org>
Cc:     Zhou Chengming <zhouchengming1@...wei.com>,
        linux-kernel@...r.kernel.org, mingo@...hat.com,
        huawei.libin@...wei.com
Subject: Re: [PATCH] sched/rt.c: pick and check task if double_lock_balance()
 unlock the rq

On Tue, Apr 10, 2018 at 06:05:46PM -0400, Steven Rostedt wrote:
> 
> Peter,
> 
> Going through my inbox, I stumbled across this one. And it doesn't
> appear to be addressed.
> 
> I think this patch is a reasonable solution.

Urgh, yeah, also seem to have forgotten about it. The proposed solution
is in fact simpler than the existing code. Also, I think deadline.c has
the exact same problem.

Zhou, could you respin and fix both?