Subject: Re: bus_space_barrier() [Re: CVS commit: syssrc]
To: None <>
From: Soren S. Jorvang <>
List: tech-kern
Date: 04/27/2000 10:10:29
On Wed, Apr 26, 2000 at 08:00:21AM -0700, Jason R Thorpe wrote:
>  > Log Message:
>  > Insert (very conservative!) bus_space_barrier() calls at all register accesses.
>  > The bus_space(9) man page says you've gotta have them...
> I want to at least partially revise this part of bus_space(9).  It is, in
> fact, the case *right now* that barriers are always implied by bus_space

Hmm, it seems that a number of ports do not do this currently.