Re: different capability from different namespace required for prctl_set_mm_exe_file

From: Cyrill Gorcunov
Date: Tue Sep 25 2018 - 14:54:46 EST


On Tue, Sep 25, 2018 at 08:40:54PM +0200, Greg KH wrote:
> >
> > It is done this way on purpose. The prctl_set_mm_map is a complex call
> > which carries a bunch of parameters and allowed if you're inside user-ns admin,
> > in turn prctl_set_mm allows to modify settings one by one. So no, it is not
> > an error but rather call specifics.
>
> I was hoping that when the submitter went to create such a patch, they
> would have realized that. You learn more when trying to fix a problem
> than when someone has to tell you the answers :)

True :) Next time I'll wait a couple of days.