linux-kernel - Re: ath11k: checking RCU usage

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Date: Mon, 22 Jan 2024 15:04:11 +0100
From: Johan Hovold <johan@...nel.org>
To: Kalle Valo <kvalo@...nel.org>
Cc: Johan Hovold <johan+linaro@...nel.org>,
	Jeff Johnson <quic_jjohnson@...cinc.com>,
	ath11k@...ts.infradead.org, linux-wireless@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: ath11k: checking RCU usage

On Mon, Jan 22, 2024 at 02:10:17PM +0100, Johan Hovold wrote:
> On Sat, Jan 13, 2024 at 12:26:53PM +0200, Kalle Valo wrote:

> > I just found out that sparse has __must_hold():
> > 
> > https://lore.kernel.org/linux-wireless/87sf31hhfp.fsf@kernel.org/
> > 
> > That looks promising, should we start using that in ath11k and ath12k to
> > check our RCU usage?
> 
> I see that Johannes already commented on this in the thread above.
> 
> I'm pretty sure smatch can't be used for this.

I meant "sparse"...

Johan