Am 11.05.2011 um 12:39 schrieb Paul Mackerras <paulus@xxxxxxxxx>: > Commits a5d4f3ad3a ("powerpc: Base support for exceptions using > HSRR0/1") and 673b189a2e ("powerpc: Always use SPRN_SPRG_HSCRATCH0 > when running in HV mode") cause compile and link errors for 32-bit > classic Book 3S processors when KVM is enabled. This fixes these > errors. > > Signed-off-by: Paul Mackerras <paulus@xxxxxxxxx> > --- > arch/powerpc/include/asm/reg.h | 5 +++++ > arch/powerpc/kvm/book3s_rmhandlers.S | 2 ++ > 2 files changed, 7 insertions(+), 0 deletions(-) > > diff --git a/arch/powerpc/include/asm/reg.h b/arch/powerpc/include/asm/reg.h > index 47e3416..05658b7 100644 > --- a/arch/powerpc/include/asm/reg.h > +++ b/arch/powerpc/include/asm/reg.h > @@ -823,6 +823,11 @@ > FTR_SECTION_ELSE_NESTED(66); \ > mtspr SPRN_SPRG_HSCRATCH0,rX; \ > ALT_FTR_SECTION_END_NESTED_IFCLR(CPU_FTR_HVMODE_206, 66) > + > +#else /* CONFIG_PPC_BOOK3S_64 */ > +#define GET_SCRATCH0(rX) mfspr rX,SPRN_SPRG_SCRATCH0 > +#define SET_SCRATCH0(rX) mtspr SPRN_SPRG_SCRATCH0,rX > + > #endif > > #ifdef CONFIG_PPC_BOOK3E_64 > diff --git a/arch/powerpc/kvm/book3s_rmhandlers.S b/arch/powerpc/kvm/book3s_rmhandlers.S > index ae99af6..1a1b344 100644 > --- a/arch/powerpc/kvm/book3s_rmhandlers.S > +++ b/arch/powerpc/kvm/book3s_rmhandlers.S > @@ -112,7 +112,9 @@ INTERRUPT_TRAMPOLINE BOOK3S_INTERRUPT_MACHINE_CHECK > INTERRUPT_TRAMPOLINE BOOK3S_INTERRUPT_DATA_STORAGE > INTERRUPT_TRAMPOLINE BOOK3S_INTERRUPT_INST_STORAGE > INTERRUPT_TRAMPOLINE BOOK3S_INTERRUPT_EXTERNAL > +#ifdef CONFIG_PPC_BOOK3S_64 > INTERRUPT_TRAMPOLINE BOOK3S_INTERRUPT_EXTERNAL_HV Hrm - I don't remember putting this one here. When did it get into the tree and why wasn't I CC'ed? Alex -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html