Re: [RFC] NUMA futex hashing

Andi Kleen
2006-08-08T10:36:21Z

>
> We may have special case for PRIVATE futexes (they dont need to be chained in
> a global table, but a process private table)

What do you mean with PRIVATE futex?

Even if the futex mapping is only visible by a single MM mmap_sem is still needed
to protect against other threads doing mmap.

-Andi