Re: [PATCH] mm: nommu: convert kenter/kleave/kdebug macros to use pr_devel()

From: Leon Romanovsky
Date: Tue May 19 2015 - 01:20:51 EST


On Tue, May 19, 2015 at 1:27 AM, Andrew Morton
<akpm@xxxxxxxxxxxxxxxxxxxx> wrote:
> On Mon, 18 May 2015 21:42:06 +0300 Leon Romanovsky <leon@xxxxxxx> wrote:
>
>> kenter/kleave/kdebug are wrapper macros to print functions flow and debug
>> information. This set was written before pr_devel() was introduced, so
>> it was controlled by "#if 0" construction.
>>
>> This patch refactors the current macros to use general pr_devel()
>> functions which won't be compiled in if "#define DEBUG" is not declared
>> prior to that macros.
>
> I doubt if anyone has used these in a decade and only a tenth of the
> mm/nommu.c code is actually wired up to use the macros.

A couple of days before, the question "how to handle such code" [1]
was raised by me. Later, Joe Perches suggested to add into
consideration the "delete option" [2].

> I'd suggest just removing it all. If someone later has a need, they
> can add their own pr_devel() calls.
My patch followed the preference of initial author (David Howells [3] and [4]).

Please advise how should I proceed with it.

[1] [RFC] Refactor kenter/kleave/kdebug macros -
https://lkml.org/lkml/2015/5/16/279
[2] https://lkml.org/lkml/2015/5/16/280
[3] https://lkml.org/lkml/2015/5/18/199
[4] https://lkml.org/lkml/2015/5/18/457

Thanks.


--
Leon Romanovsky | Independent Linux Consultant
www.leon.nu | leon@xxxxxxx
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