KVM: PPC: Move and undef TRACE_INCLUDE_PATH/FILE

[Michael Ellerman]

On Wed, 2018-11-07 at 01:49:34 UTC, Scott Wood wrote:
> TRACE_INCLUDE_PATH and TRACE_INCLUDE_FILE are used by
> <trace/define_trace.h>, so like that #include, they should
> be outside #ifdef protection.
> 
> They also need to be #undefed before defining, in case multiple trace
> headers are included by the same C file.  This became the case on
> book3e after commit cf4a6085151a ("powerpc/mm: Add missing tracepoint for
> tlbie"), leading to the following build error:
> 
>    CC      arch/powerpc/kvm/powerpc.o
> In file included from arch/powerpc/kvm/powerpc.c:51:0:
> arch/powerpc/kvm/trace.h:9:0: error: "TRACE_INCLUDE_PATH" redefined
> [-Werror]
>   #define TRACE_INCLUDE_PATH .
>   ^
> In file included from arch/powerpc/kvm/../mm/mmu_decl.h:25:0,
>                   from arch/powerpc/kvm/powerpc.c:48:
> ./arch/powerpc/include/asm/trace.h:224:0: note: this is the location of
> the previous definition
>   #define TRACE_INCLUDE_PATH asm
>   ^
> cc1: all warnings being treated as errors
> 
> Reported-by: Christian Zigotzky <chzigotzky at xenosoft.de>
> Signed-off-by: Scott Wood <oss at buserror.net>

Applied to powerpc fixes, thanks.

https://git.kernel.org/powerpc/c/28c5bcf74fa07c25d5bd118d127192

cheers