K 10
svn:author
V 3
gnn
K 8
svn:date
V 27
2010-07-13T19:37:45.449807Z
K 7
svn:log
V 266
Fix a panic brought about by writing an MSR without a proper mask.
All of the necessary wrmsr calls are now preceded by a rdmsr
and we leave the reserved bits alone.
Document the bits in the relevant registers for future reference.

Tested by:	mdf
MFC after:	1 week

END