[Devel] Re: [RFD] L2 Network namespace infrastructure

[Eric W. Biederman]

Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006 at gmx.net> writes:

> Can one namespace DoS other namespaces' access to the routing cache?
> Two scenarios come to mind:
> * provoking hash collisions
> * lock contention (sorry, haven't checked whether/how we do locking)

My initial expectation is that the protections we have to prevent one user from
performing a DoS on another user generally cover the cases between namespaces as
well.

Further in general global caches and global resource management is more efficient
then per namespace management.

Eric
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