Re: [PATCH] userns: ptrace: incorporate feedback from Eric

[Andrew Morton]

On Thu, 24 Feb 2011 00:49:01 +0000
"Serge E. Hallyn" <serge@xxxxxxxxxx> wrote:

> same_or_ancestore_user_ns() was not an appropriate check to
> constrain cap_issubset.  Rather, cap_issubset() only is
> meaningful when both capsets are in the same user_ns.

I queued this as a fix against
userns-allow-ptrace-from-non-init-user-namespaces.patch, but I get the
feeling that it would be better to just drop everything and start
again?

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