Re: PATCH: report NGROUPS_MAX via a sysctl (read-only)

[Andrew Morton]

Tim Hockin <thockin@xxxxxxx> wrote:
>
>  Attached is a simple patch to expose NGROUPS_MAX via sysctl.

Why does userspace actually care?  You try to do an oversized setgroups(),
so you get an error?

And why does NGROUPS_MAX still exist, come to that?  AFAICT the only thing
it does is to prevent users from being able to allocate too much kernel
memory??

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