K 10
svn:author
V 10
nwhitehorn
K 8
svn:date
V 27
2011-10-15T23:15:55.339514Z
K 7
svn:log
V 189
Enforce a memory barrier in stream operations, as is done on other
bus_space calls. This makes ath(4) work correctly on PowerPC.

Submitted by:	adrian
Tested by:	andreast
MFC after:	3 days

END