linux-kernel - Re: [PATCH v6] ath9k: sleep for less time when unregistering hwrng

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Date:   Tue, 28 Jun 2022 17:14:27 +0200
From:   "Jason A. Donenfeld" <Jason@...c4.com>
To:     Herbert Xu <herbert@...dor.apana.org.au>
Cc:     Gregory Erwin <gregerwin256@...il.com>,
        Toke Høiland-Jørgensen <toke@...hat.com>,
        linux-wireless <linux-wireless@...r.kernel.org>,
        LKML <linux-kernel@...r.kernel.org>,
        Kalle Valo <kvalo@...nel.org>,
        Rui Salvaterra <rsalvaterra@...il.com>,
        stable <stable@...r.kernel.org>
Subject: Re: [PATCH v6] ath9k: sleep for less time when unregistering hwrng

Hi Herbert,

On Tue, Jun 28, 2022 at 02:05:34PM +0200, Jason A. Donenfeld wrote:
> Hi again,
> 
> On Tue, Jun 28, 2022 at 12:55:57PM +0200, Jason A. Donenfeld wrote:
> > > Oh wait you're checking kthread_should_stop before the schedule
> > > call instead of afterwards, that would do it.
> > 
> > Oh, that's a really good observation, thank you! 
> 
> Wait, no. I already am kthread_should_stop() it afterwards. That
> "continue" goes to the top of the loop, which checks it in the while()
> statement. So something else is amiss. I guess I'll investigate.

I worked out a solution for the "larger problem" now. It's a bit
involved, but not too bad. I'll post a patch shortly.

Jason