9210 remove KMDB branch debugging support
9211 ::crregs could do with cr2/cr3 support
9209 ::ttrace should be able to filter by thread
Reviewed by: Patrick Mooney <patrick.mooney@joyent.com>

@@ -20,18 +20,16 @@
 #
 #
 # Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
 # Use is subject to license terms.
 #
-#ident  "%Z%%M% %I%     %E% SMI"
-#
+# Copyright 2018 Joyent, Inc.
 
 KMDBML += \
         kaif_invoke.s \
         kmdb_start.s
 
 KMDBSRCS += \
         mdb_ia32util.c \
-        kmdb_makecontext.c \
-        kvm_cpu_p6.c
+        kmdb_makecontext.c
 
 SACPPFLAGS = -D__$(MACH)