linux-kernel - Re: [PATCH v2 20/24] dyndbg: WIP towards debug-print-class based callsite controls

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Message-ID: <fa8b72be8316e6ed50371e24be1a7ad9c6be5127.camel@perches.com>
Date:   Sat, 13 Jun 2020 12:22:06 -0700
From:   Joe Perches <joe@...ches.com>
To:     Jim Cromie <jim.cromie@...il.com>, jbaron@...mai.com,
        linux-kernel@...r.kernel.org, akpm@...uxfoundation.org,
        gregkh@...uxfoundation.org
Cc:     linux@...musvillemoes.dk
Subject: Re: [PATCH v2 20/24] dyndbg: WIP towards debug-print-class based
 callsite controls

On Sat, 2020-06-13 at 09:57 -0600, Jim Cromie wrote:
> 3- pr_class:5 gives 32 print-classes
>    we can map [1-9a-w] to select any pr_class with 1 char
>    then "12", "af" work as noted.
>    it is succinct, but arcane.

arcane generally isn't useful.

>    but it does allow mnemonic choices of pr_class
>    - l,m,h	low, mid, hi
>    - l,r	left right

I believe there to be no value in mnemonic input
to debug_<class>

I think 0x<hex_mask>, 0b<binary_bits>, 0<octal_bits>
and <decimal> level is more than enough.

And likely just 0x<hex> and <decimal> is enough.