Re: CVS commit: src/sys/netinet

[Jukka Ruohonen <jruohonen%iki.fi@localhost>]

On Wed, Aug 11, 2010 at 09:36:45AM +0000, Antti Kantee wrote:
> Module Name:  src
> Committed By: pooka
> Date:         Wed Aug 11 09:36:45 UTC 2010
> 
> Modified Files:
>       src/sys/netinet: ip_carp.c
> 
> Log Message:
> Use kpause() instead of DELAY() and sleep a minimum of 1 tick.
> This is possible now since softints have a thread context.  It's
> also not a very frequent code path.  Addresses ABI issue with delay
> (kern/40505).

Could you or someone else briefly note what is the main difference between
DELAY(9) and kpause(9) when used like this? In what scenarios kpause(9) is
preferable?

- Jukka.