linux-kernel - Re: [BUG]locking/rwsem: only clean RWSEM_FLAG

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Date:   Thu, 11 Nov 2021 20:20:10 +0100
From:   Peter Zijlstra <peterz@...radead.org>
To:     Waiman Long <longman@...hat.com>
Cc:     Hillf Danton <hdanton@...a.com>,
        马振华 <mazhenhua@...omi.com>,
        mingo <mingo@...hat.com>, will <will@...nel.org>,
        "boqun.feng" <boqun.feng@...il.com>,
        linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: [BUG]locking/rwsem: only clean RWSEM_FLAG_HANDOFF when already
 set

On Thu, Nov 11, 2021 at 02:14:48PM -0500, Waiman Long wrote:
> As for the PHASE_CHANGE name, we have to be consistent in both rwsem and
> mutex. Maybe a follow up patch if you think we should change the
> terminology.

Well, that's exactly the point, they do radically different things.
Having the same name for two different things is confusing.

Anyway, let me go read that patch you sent.