linux-kernel - Re: [PATCH v3 2/3] Coccinelle: misc: Improve the result given by context mode

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Date:   Sat, 12 Nov 2016 19:01:17 +0100 (CET)
From:   Julia Lawall <julia.lawall@...6.fr>
To:     Vaishali Thakkar <vaishali.thakkar@...cle.com>
cc:     mmarek@...e.com, julia.lawall@...6.fr, gilles.muller@...6.fr,
        nicolas.palix@...g.fr, cocci@...teme.lip6.fr,
        linux-kernel@...r.kernel.org, lars@...afoo.de
Subject: Re: [PATCH v3 2/3] Coccinelle: misc: Improve the result given by
 context mode

On Mon, 24 Oct 2016, Vaishali Thakkar wrote:

> To eliminate false positives given by the context mode, add
> necessary arguments for the function request_threaded_irq.
>
> Signed-off-by: Vaishali Thakkar <vaishali.thakkar@...cle.com>

Acked-by: Julia Lawall <julia.lawall@...6.fr>

> ---
> Changes since v2:
> 	- Add missing declaration of metavariable irq
> Changes since v1:
> 	- Split patch in to the patch set
> ---
>  scripts/coccinelle/misc/irqf_oneshot.cocci | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/scripts/coccinelle/misc/irqf_oneshot.cocci b/scripts/coccinelle/misc/irqf_oneshot.cocci
> index a8537fb..e53372e 100644
> --- a/scripts/coccinelle/misc/irqf_oneshot.cocci
> +++ b/scripts/coccinelle/misc/irqf_oneshot.cocci
> @@ -87,9 +87,10 @@ devm_request_threaded_irq@p(dev, irq, NULL, thread_fn,
>  )
>
>  @depends on context@
> +expression irq;
>  position p != {r1.p,r2.p};
>  @@
> -*request_threaded_irq@p(...)
> +*request_threaded_irq@p(irq, NULL, ...)
>
>  @match depends on report || org@
>  expression irq;
> --
> 2.1.4
>
>