Subject: Re: FreeBSD Bus DMA (was Re: AdvanSys board support)
To: Jason Thorpe <>
From: John Kelly <>
List: tech-kern
Date: 06/12/1998 18:33:42
On Fri, 12 Jun 1998 09:50:59 -0700, Jason Thorpe
<> wrote:

>(Software interrupts still have the problem that they run
>in interrupt context; I want interrupt context to largely go away.)

The idea of interrupt stubs seems interesting.

I've noticed that top running on BSD/OS reports little or no interrupt
time.  Do you know if BSDI uses interrupt stubs, or whether that might
just be a bug in their reporting of CPU time?