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

[Ian Kent]

On Sun, 2009-01-18 at 22:35 -0800, H. Peter Anvin wrote:
> 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 ;)

That's a good idea.
Couldn't we rename autofs4 to autofs and add a MODULE_ALIAS("autofs4")
or something?

Ian


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