Dom0 build broken

[Christoph Egger <Christoph_Egger%gmx.de@localhost>]

Hi Andrew,

Your last vmlocking merge in -current broke Xen Dom0 build:
Xen DomU still builds.


cc1: warnings being treated as errors
../../../../arch/x86/x86/bus_dma.c: In function '_bus_dmamem_map':
../../../../arch/x86/x86/bus_dma.c:1053: warning: implicit declaration of 
function 'x86_atomic_setbits_l'
../../../../arch/x86/x86/bus_dma.c: In function '_bus_dmamem_unmap':
../../../../arch/x86/x86/bus_dma.c:1098: warning: implicit declaration of 
function 'x86_atomic_clearbits_l'
*** [bus_dma.o] Error code 1
1 error

make: stopped in /usr/src/sys/arch/i386/compile/XEN3_DOM0