Subject: Re: Interrupt, interrupt threads, continuations, and kernel lwps
To: None <tech-kern@netbsd.org>
From: Pavel Cahyna <pavel@netbsd.org>
List: tech-kern
Date: 06/16/2007 15:34:36
On Sat, Jun 16, 2007 at 02:26:48PM +0100, Andrew Doran wrote:
> On Fri, Jun 15, 2007 at 11:20:42PM +0200, Pavel Cahyna wrote:
>
> > What would this mean? Replacing splbio, splnet, etc. by
> > spllow/splmid/splhigh?
>
> That's the plan. It depends on the platform but looks roughly like this:
>
> bio, net, tty, vm -> low
> sched, clock, audio -> mid
> statclock, serial, ipi -> high
Isn't it better to make splnet, splbio etc. aliases for spllow? It is easy
to rename them, but not easy to rename them back if the need to restore
those levels arise.
Pavel