On Tue, Aug 18, 2015 at 03:55:56PM +0800, Kevin Hao wrote: > diff --git a/arch/powerpc/mm/tlb_low_64e.S b/arch/powerpc/mm/tlb_low_64e.S > index e4185581c5a7..3a5b89dfb5a1 100644 > --- a/arch/powerpc/mm/tlb_low_64e.S > +++ b/arch/powerpc/mm/tlb_low_64e.S > @@ -68,11 +68,21 @@ END_FTR_SECTION_IFSET(CPU_FTR_EMB_HV) > ld r14,PACAPGD(r13) > std r15,EX_TLB_R15(r12) > std r10,EX_TLB_CR(r12) > +#ifdef CONFIG_PPC_FSL_BOOK3E > +BEGIN_FTR_SECTION > + std r7,EX_TLB_R7(r12) > +END_FTR_SECTION_IFSET(CPU_FTR_SMT) > +#endif > TLB_MISS_PROLOG_STATS > .endm > > .macro tlb_epilog_bolted > ld r14,EX_TLB_CR(r12) > +#ifdef CONFIG_PPC_FSL_BOOK3E > +BEGIN_FTR_SECTION > + ld r7,EX_TLB_R7(r12) > +END_FTR_SECTION_IFSET(CPU_FTR_SMT) > +#endif
r7 is used outside the CPU_FTR_SMT section of the e6500 TLB handler. -Scott _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@lists.ozlabs.org https://lists.ozlabs.org/listinfo/linuxppc-dev
