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SubjectRe: furwocks: Fast Userspace Read/Write Locks
Date
On Thursday 07 March 2002 07:11 am, Rusty Russell wrote:
> This is a userspace implementation of rwlocks on top of futexes.
>
> Release was delayed because tdbtorture started crashing... turns out
> it's unrelated 2.5.6-pre2 wierdness (after a good 6 hours debugging
> <SIGH>).
>
> So I don't have numbers, but I'm pretty sure this is as good as it
> gets without explicit kernel support for rwlocks. Kudos to Paul
> Mackerras for the brainwork on this one. Blame me for the name.
>
> ftp://ftp.kernel.org/pub/linux/kernel/people/rusty/futex-1.2.tar.gz
>
> Cheers!
> Rusty.

I'll integrate these into the ulockflex and see what the numbers are
and whether the implementation is correct.


--
-- Hubertus Franke (frankeh@watson.ibm.com)
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