KVM on E500 platform currently utilize TLB1 entries without bothering host, that is using unused TLB1 entries. So, KVM needs to read tlbcam_index to know exactly which TLB1 entry is unused by host. Signed-off-by: Liu Yu <yu.liu@xxxxxxxxxxxxx> --- [v2] Remove num_tlbcam_entries declare and read from SPRN_TLB1CFG in KVM instead. arch/powerpc/include/asm/mmu-fsl-booke.h | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-) diff --git a/arch/powerpc/include/asm/mmu-fsl-booke.h b/arch/powerpc/include/asm/mmu-fsl-booke.h index 925d93c..c86af6c 100644 --- a/arch/powerpc/include/asm/mmu-fsl-booke.h +++ b/arch/powerpc/include/asm/mmu-fsl-booke.h @@ -73,6 +73,8 @@ #ifndef __ASSEMBLY__ +extern unsigned int tlbcam_index; + typedef struct { unsigned long id; unsigned long vdso_base; -- 1.5.4 -- To unsubscribe from this list: send the line "unsubscribe kvm-ppc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html