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Date:   Fri, 12 Apr 2019 08:32:42 -0700
From:   Bart Van Assche <>
To:     Ingo Molnar <>
Cc:     Peter Zijlstra <>,
        Ingo Molnar <>,
        Thomas Gleixner <>,, Will Deacon <>,
        Waiman Long <>, shenghui <>
Subject: Re: [PATCH] locking/lockdep: Make lockdep_register_key() ignore

On Fri, 2019-04-12 at 07:47 +0200, Ingo Molnar wrote:
> So why don't we add a debug_locks test to lockdep_unregister_key() 
> instead? The general principle to bring lockdep to a screeching halt when 
> bugs are detected, ASAP.

Hi Ingo,

Since this issue was introduced by patch "locking/lockdep: Zap lock classes
even with lock debugging disabled" and since that patch is in the tip tree
but not yet upstream: do you prefer that I post a version 3 of that patch or
do you rather prefer that I post a follow-up patch?



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