Re: [Xen-devel] [PATCH] RFC: Linux: disable APERF/MPERF feature in PV kernels

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 23.05.12 at 11:14, Andre Przywara <andre.przywara@xxxxxxx> wrote:
> On 05/23/2012 09:34 AM, Jan Beulich wrote:
>> Next I'd like to note that in our kernels we simply don't build
>> arch/x86/kernel/cpu/sched.o. Together with CPU_FREQ being
>> suppressed, there's no consumer of the feature flag in our
>> kernels.
> 
> With "our kernels" you mean OpenSuSE/SLES kernels? I quickly checked 
> upstream as well as the repos on kernel.opensuse.org. In all of them 
> sched.o is unconditionally included in the Makefile.
> So is there a build patch to exclude this file for builds of distro Xen 
> kernels?

Did you perhaps overlook

disabled-obj-$(CONFIG_XEN) := hypervisor.o mshyperv.o perfctr-watchdog.o \
                              perf_event.o sched.o vmware.o

in that very Makefile?

Jan


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