[Click] Multithreading support added

[Beyers Cronje]

Wow, big thanks Eddie and Meraki! This is a beauty!

No more hacking pthreads into elements directly :)


On Wed, Jun 4, 2008 at 2:08 AM, Eddie Kohler <kohler at cs.ucla.edu> wrote:

> Hi all,
>
> Click now has preliminary support for true user-level multithreading.
> Configure Click with "--enable-user-multithread", then run "click
> --threads=N" to run with N simultaneous threads.
>
> Click also supports a truly thread-safe queue.  ThreadSafeQueue supports
> multiple concurrent pushers and multiple concurrent pullers.  (The old
> MSQueue supported only multiple concurrent pushers.  It is now deprecated.)
>
> User-level multithreaded Click has the same thread safety properties as
> SMP Click.  For the most part, this means that Task operations are safe,
> Timer operations are safe, and String operations should be safe.
>
> Like all recent Click work, this has been sponsored by Meraki, Inc.
>  Thanks!
>
> Eddie
>
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