Re: [PATCH v3 20/21] dyndbg: add user-flag, negating-flags, and filtering on flags

jim.cromie
2020-06-18T22:49:03Z

On Thu, Jun 18, 2020 at 4:34 PM Stanimir Varbanov
<stanimir.varbanov@linaro.org> wrote:
>
> Hi Jason, Jim,
>

> > I would be curious to see what Stanimir thinks of this proposal
> > and whether it would work for his venus driver, which is what
> > prompted this module group discussion.
>
> Hmm, we spin in a circle :)
>
> Infact this was my first way of implementing the groups in Venus driver,
> you can see it at [1].
>
> +#define VDBGL(fmt, args...) pr_debug("VENUSL: " fmt, ##args)
> +#define VDBGM(fmt, args...) pr_debug("VENUSM: " fmt, ##args)
> +#define VDBGH(fmt, args...) pr_debug("VENUSH: " fmt, ##args)
> +#define VDBGFW(fmt, args...) pr_debug("VENUSFW: " fmt, ##args)
>

I recall :-)

I think Greg K-Hs distaste for those defines was for using them,
as it tosses the utility of grep pr_debug

pr_debug("VENUSM:"
is barely longer than
VDBGM

with ddebug_exec_queries, you can leverage the existing format.

>
> [1] https://lkml.org/lkml/2020/5/21/668
>
> --
> regards,
> Stan

thanks
Jim