build failure of current mmotm with skiroot_defconfig

[Christophe Leroy]

Le 26/02/2019 à 09:12, Mike Rapoport a écrit :
> Hi,
> 
> I've encountered the following error when building skyroot_defconfig with
> current mmotm tree:
> 
> make CONFIG_OF_ALL_DTBS=y CONFIG_DTC=y CROSS_COMPILE=/opt/gcc-8.1.0-nolibc/powerpc64-linux/bin/powerpc64-linux- ARCH=powerpc vmlinux
>    ...
>    CC      arch/powerpc/kernel/dbell.o
> In file included from arch/powerpc/kernel/dbell.c:20:
> arch/powerpc/include/asm/kvm_ppc.h: In function 'xics_on_xive':
> arch/powerpc/include/asm/kvm_ppc.h:625:9: error: implicit declaration of function 'xive_enabled'; did you mean 'eeh_enabled'? [-Werror=implicit-function-declaration]
>    return xive_enabled() && cpu_has_feature(CPU_FTR_HVMODE);
>           ^~~~~~~~~~~~
>           eeh_enabled

I can neither find the above in arch/powerpc/include/asm/kvm_ppc.h in 
the powerpc tree, nor a patch removing it.

Where does that comes from ?

Christophe

> cc1: all warnings being treated as errors
> scripts/Makefile.build:278: recipe for target 'arch/powerpc/kernel/dbell.o' failed
> make[3]: *** [arch/powerpc/kernel/dbell.o] Error 1
> scripts/Makefile.build:493: recipe for target 'arch/powerpc/kernel' failed
> make[2]: *** [arch/powerpc/kernel] Error 2
> Makefile:1049: recipe for target 'arch/powerpc' failed
> make[1]: *** [arch/powerpc] Error 2
> 
>