Re: [PATCH V5 1/3] perf & kvm: Enhance perf to collect KVM guestos statistics from host side

From: Avi Kivity
Date: Fri Apr 23 2010 - 06:51:13 EST


On 04/22/2010 01:27 PM, Liu Yu-B13201 wrote:

I met this error when built kernel. Anything wrong?

CC init/main.o
In file included from include/linux/ftrace_event.h:8,
from include/trace/syscall.h:6,
from include/linux/syscalls.h:75,
from init/main.c:16:
include/linux/perf_event.h: In function 'perf_register_guest_info_callbacks':
include/linux/perf_event.h:1019: error: parameter name omitted
include/linux/perf_event.h: In function 'perf_unregister_guest_info_callbacks':
include/linux/perf_event.h:1021: error: parameter name omitted
make[1]: *** [init/main.o] Error 1
make: *** [init] Error 2

I merged tip/perf/code which may fix this. Find it in kvm.git next branch.

--
Do not meddle in the internals of kernels, for they are subtle and quick to panic.

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