linux-kernel - Re: [PATCH v2 1/2] sched/wait: Add wait

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Message-ID: <20190923202310.GA2386@hirez.programming.kicks-ass.net>
Date:   Mon, 23 Sep 2019 22:23:10 +0200
From:   Peter Zijlstra <peterz@...radead.org>
To:     Pavel Begunkov <asml.silence@...il.com>
Cc:     Jens Axboe <axboe@...nel.dk>, Ingo Molnar <mingo@...hat.com>,
        linux-block@...r.kernel.org, linux-kernel@...r.kernel.org,
        Sebastian Andrzej Siewior <bigeasy@...utronix.de>
Subject: Re: [PATCH v2 1/2] sched/wait: Add wait_threshold

On Mon, Sep 23, 2019 at 09:27:42PM +0200, Peter Zijlstra wrote:

> Also, is anything actually using wait_queue_entry::private ? I'm
> not finding any in a hurry.

That is; outside of default_wake_function(). I don't see a sensible
reason for that field to be 'void *' nor for the name 'private'.

But _that_ is something we can fix later.