Re: [PATCH] autofs: fix the wrong usage of the deprecated task_pgrp_nr()

From: H. Peter Anvin
Date: Mon Jan 19 2009 - 01:36:19 EST


Ian Kent wrote:
> On Sun, 2009-01-18 at 08:34 +0100, Oleg Nesterov wrote:
>> parse_options(&pgid) sets pgid = task_pgrp_nr() which uses the global
>> namespace. This is wrong, we use this pgid to find "struct pid" in the
>> current's namespace. Change parse_options() to use task_pgrp_vnr().
>>
>> Also do s/task_pgrp_nr/task_pgrp_vnr/ in the debugging printks.
>> checkpatch.pl complains about "line over 80 characters", but it should
>> blame the cuurent code, not the patch.
>
> This changelog entry doesn't really have anything that I can use to work
> out if this change might introduce regressions.
>
> It would be helpful to me if you could include:
> 1) A brief statement about what your trying to achieve and why.
> 2) The reason why task_pgrp_nr() has changed to task_pgrp_vnr() since
> you made the change (that is someone working on pid namespaces) to
> task_pgrp_nr().
> 3) Why you believe this change won't introduce a regression.
>

The other thing is also: isn't it high time to remove autofs 3? It has
been unmaintained for at least 10 years now. I should know ;)

-hpa

--
H. Peter Anvin, Intel Open Source Technology Center
I work for Intel. I don't speak on their behalf.

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