Scott Long ba74ba674f Guard against an integer underflow that could cause busdma to eat up all
available RAM.  This also results in the global bounce page limit being
applied to zones instead of globally.

Submitted by: Petr Lampa (in part)
2005-03-12 07:01:53 +00:00
..
2004-11-10 12:28:06 +00:00
2004-12-30 19:14:48 +00:00
2004-06-16 09:47:26 +00:00
2003-11-10 15:48:30 +00:00
2004-08-04 18:30:31 +00:00
2004-05-30 20:34:58 +00:00
2005-02-27 22:34:07 +00:00
2005-02-10 12:02:37 +00:00
2004-07-15 16:37:48 +00:00