On Sat, Aug 08, 2020 at 08:50:52PM +0800, Huacai Chen wrote: > Only Loongson64 platform has and needs loongson_regs.h, including it > unconditionally will cause build errors. > > Fixes: 7f2a83f1c2a941ebfee5 ("KVM: MIPS: Add CPUCFG emulation for Loongson-3") > Cc: stable@xxxxxxxxxxxxxxx > Reported-by: kernel test robot <lkp@xxxxxxxxx> > Signed-off-by: Huacai Chen <chenhc@xxxxxxxxxx> > --- > arch/mips/kvm/vz.c | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/arch/mips/kvm/vz.c b/arch/mips/kvm/vz.c > index 3932f76..a474578 100644 > --- a/arch/mips/kvm/vz.c > +++ b/arch/mips/kvm/vz.c > @@ -29,7 +29,9 @@ > #include <linux/kvm_host.h> > > #include "interrupt.h" > +#ifdef CONFIG_CPU_LOONGSON64 > #include "loongson_regs.h" > +#endif The fix for this should be in the .h file, no #ifdef should be needed in a .c file. thanks, greg k-h