From: Andrew Morton
Date: Mon May 10 2004 - 17:53:53 EST
> On Mon, 10 May 2004 15:02:03 PDT, Andrew Morton said:
> > > These two just introduced a subtile behaviour change during stable series,
> > > possibly (not likely) leading to DoS opportunities from applications running
> > > as gid 0.
> > mlock_group is likely to go away.
> > Is an unprivileged user likely to have gid 0? Easy enough to fix, anyway.
> Equally important, is gid 0 (with its other possible overloadings) something that we
> want to put on a user just because they have a need for mlock??
You misread the code. The sysctl, when non-zero, specifies the group which is
allowed to allocate hugetlb-backed shm segments.
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