kern/38472: options MTRR cannot be removed on amd64 if COMPAT_NETBSD32.

[tls%NetBSD.ORG@localhost]

>Number:         38472
>Category:       kern
>Synopsis:       options MTRR cannot be removed on amd64 if COMPAT_NETBSD32.
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    kern-bug-people
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Mon Apr 21 01:10:00 +0000 2008
>Originator:     tls%NetBSD.ORG@localhost
>Release:        NetBSD 4.99.58
>Organization:
The NetBSD Foundation, Inc.
>Environment:
        
        
System: NetBSD claw 4.99.58 NetBSD 4.99.58 (GENERIC) #1: Wed Apr 9 01:06:27 EDT 
2008 tls@claw:/usr/src/sys/arch/i386/compile/GENERIC i386
Architecture: i386
Machine: i386
>Description:
#      link  NOMTRR/netbsd
/usr/src/obj/tooldir.NetBSD-4.99.58-i386/bin/x86_64--netbsd-ld -Map netbsd.map 
--cref -T /usr/src/sys/arch/amd64/conf/kern.ldscript -Ttext 0xffffffff80100000 
-e start -X -o netbsd ${SYSTEM_OBJ} ${EXTRA_OBJ} vers.o
vm_machdep.o: In function `cpu_lwp_free':
vm_machdep.c:(.text+0x345): undefined reference to `mtrr_funcs'
netbsd32_machdep.o: In function `netbsd32_sysarch':
netbsd32_machdep.c:(.text+0xae8): undefined reference to `mtrr_funcs'
netbsd32_machdep.c:(.text+0xb8b): undefined reference to `mtrr_funcs'
netbsd32_machdep.c:(.text+0xc28): undefined reference to `mtrr_funcs'
netbsd32_machdep.c:(.text+0xdaf): undefined reference to `mtrr_funcs'
*** [netbsd] Error code 1
1 error

nbmake: stopped in /usr/obj/sys/arch/amd64/compile/NOMTRR

ERROR: Failed to make all in /usr/src/sys/arch/amd64/compile/obj/NOMTRR
*** BUILD ABORTED ***

>How-To-Repeat:
        Try to build a "include GENERIC ... no options MTRR" kernel.
>Fix:

>Unformatted: