linux-kernel - Re: [PATCH 1/6] sched/wait: Add swq_has

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Message-ID: <20171011082749.7z23viezxyds2utx@hirez.programming.kicks-ass.net>
Date:   Wed, 11 Oct 2017 10:27:49 +0200
From:   Peter Zijlstra <peterz@...radead.org>
To:     Davidlohr Bueso <dave@...olabs.net>
Cc:     mingo@...hat.com, pbonzini@...hat.com, npiggin@...il.com,
        paulmck@...ux.vnet.ibm.com, linux-kernel@...r.kernel.org,
        Davidlohr Bueso <dbueso@...e.de>
Subject: Re: [PATCH 1/6] sched/wait: Add swq_has_sleepers()

On Tue, Sep 05, 2017 at 12:00:17PM -0700, Davidlohr Bueso wrote:
> Which is the equivalent of what we have in regular waitqueues.
> I'm not crazy about the name, but this also helps us get both
> apis closer -- which iirc comes originally from the -net folks.

I'm confused. I don't see anything like this in the original waitqueue.