Strawman proposal: making libthr default thread implementation?
rwatson at FreeBSD.org
Mon Jul 3 12:36:42 UTC 2006
On Mon, 3 Jul 2006, Daniel Eischen wrote:
>> - Are there technical features present in libpthread that aren't yet in
>> libthr, and are required? In the past system/local thread support has
>> the complaint, but I believe that is now long fixed. This is useful
>> regardless of a switch.
> Yes, you have to support PTHREAD_PRIO_PROTECT, PTHREAD_PRIO_INHERIT mutexes,
> and SCHED_RR, SCHED_FIFO, and SCHED_SPORADIC scheduling (hopefully not under
> the restriction that you are a privileged user).
> If you can those in libthr, I have no objection. However, these are not as
> easy to do in 1:1.
Thanks for leeting me know. Other than thee above missing scheduling
functionality, are you aware of any other missing or substantially
non-functional features in libthr that are important to this discussion?
Robert N M Watson
University of Cambridge
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