Re: [rfc 3/3] prctl: Add PR_SET_MM codes to tune up mm_struct entires

[Cyrill Gorcunov]

On Wed, Dec 07, 2011 at 11:15:12PM -0800, Andrew Morton wrote:
> On Thu, 8 Dec 2011 11:07:24 +0400 Cyrill Gorcunov <gorcunov@xxxxxxxxx> wrote:
> 
> > > 
> > > The prctl(2) manpage will need to be updated.  Please Cc Michael on all
> > > such changes.
> > >
> > 
> > you mean -- Michael Kerrisk, mtk AT man7.org, right?
> 
> That isn't what ./MAINTAINERS says?
> 

OK, I've just found him in MAINTAINERS.

> > > 
> > > This is starting to add a non-trivial amount of code.  Perhaps we need
> > > to introduce a Kconfig variable to control such things as this, to
> > > prevent bloating up kernels which aren't require to support c/r?
> > > 
> > 
> > Dunno, Andrew. Actually I agreed that these snippets are mostly
> > needed for c/r only, but the initial idea over all changes was
> > to add levers into kernel which might be helpful not only
> > for c/r but for someone else as well.
> 
> In each instance, a case would need to be made for that.  Plus if
> people later come along who want access to these things for other
> purposes, they can send a patch!
> 
> There will always be people who would *prefer* that this material not
> be present in their vmlinux.  For those people, this patch is a
> regression!
> 

OK, I'll add some Kconfing variable for that. Lets see how it goes.

	Cyrill
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