Re: Threads (was Re: MSI interrupts)

On Fri, 4 Apr 2025 10:41:44 -0000 (UTC), Robert Swindells
<rjs@fdy2.co.uk> wrote:

On Thu, 03 Apr 2025 01:38:53 -0400, George Neuner wrote:
>

Also, consider "scheduler activations", wherein the kernel provides only
virtual cores, and all threading is done in user space.
 
https://homes.cs.washington.edu/~tom/pubs/sched_act.pdf
https://www.cs.ucr.edu/~heng/teaching/cs202-sp18/lec7.pdf
 
There is an implementation of this idea on NetBSD
http://web.mit.edu/nathanw/www/usenix/freenix-sa/freenix-sa.html

>
The scheduler activations implementation of threads was removed from
NetBSD in 2012.

Yes, but it is still available from the archives.