Re: task queues

[Mindaugas Rasiukevicius <rmind%netbsd.org@localhost>]

Taylor R Campbell <riastradh%NetBSD.org@localhost> wrote:
> We don't have a nice easy lightweight way for a driver to ask that a
> task be executed asynchronously in thread context.  The closest we
> have is workqueue(9), but each user has to do bookkeeping for a
> different workqueue and incurs a long-term kthread, or ncpu long-term
> kthreads, that are mostly idle -- most users of workqueue(9) create a
> single struct work for the workqueue and use it for a single purpose.
> 
> <...>

Not against the idea, but frankly - the implementation looks somewhat
over-engineered.  Why not to extend the workqueue(9) interface in the
first place?

-- 
Mindaugas