Hi, I met a compilation error, and the attache patch fixes it. gcc -O2 -fomit-frame-pointer -m32 -march=i686 -fno-strict-aliasing -std=gnu99 -Wall -Wstrict-prototypes -Wno-unused-value -Wdeclaration-after-statement -DNDEBUG -nostdinc -fno-builtin -fno-common -iwithprefix include -Werror -Wno-pointer-arith -pipe -I/root/tmp/xen-unstable.hg.17860/xen/include -I/root/tmp/xen-unstable.hg.17860/xen/include/asm-x86/mach-generic -I/root/tmp/xen-unstable.hg.17860/xen/include/asm-x86/mach-default -msoft-float -fno-stack-protector -g -D__XEN__ -c platform_hypercall.c -o platform_hypercall.o cc1: warnings being treated as errors /root/tmp/xen-unstable.hg/xen/include/acpi/cpufreq/processor_perf.h:23: error: inline function ''get_cpu_idle_time'' declared but never defined make[4]: *** [platform_hypercall.o] Error 1 make[4]: Leaving directory `/root/tmp/xen-unstable.hg.17860/xen/arch/x86'' make[3]: *** [/root/tmp/xen-unstable.hg.17860/xen/arch/x86/built_in.o] Error 2 make[3]: Leaving directory `/root/tmp/xen-unstable.hg.17860/xen/arch/x86'' make[2]: *** [/root/tmp/xen-unstable.hg.17860/xen/xen] Error 2 make[2]: Leaving directory `/root/tmp/xen-unstable.hg.17860/xen'' make[1]: *** [install] Error 2 make[1]: Leaving directory `/root/tmp/xen-unstable.hg.17860/xen'' make: *** [install-xen] Error 2 Best　Regards, Akio Takebe _______________________________________________ Xen-devel mailing list Xen-devel@lists.xensource.com http://lists.xensource.com/xen-devel