On 11/07/2014 12:20 PM, Christoffer Dall wrote: > On Thu, Oct 09, 2014 at 07:34:06PM -0700, Mario Smarduch wrote: >> This patch adds HYP VM TLB FLush function. >> >> Signed-off-by: Mario Smarduch <m.smarduch@xxxxxxxxxxx> >> --- >> arch/arm64/kvm/hyp.S | 22 ++++++++++++++++++++++ >> 1 file changed, 22 insertions(+) >> >> diff --git a/arch/arm64/kvm/hyp.S b/arch/arm64/kvm/hyp.S >> index b0d1512..117a91c 100644 >> --- a/arch/arm64/kvm/hyp.S >> +++ b/arch/arm64/kvm/hyp.S >> @@ -645,6 +645,28 @@ ENTRY(__kvm_tlb_flush_vmid_ipa) >> ret >> ENDPROC(__kvm_tlb_flush_vmid_ipa) >> >> +/** >> + * void __kvm_tlb_flush_vmid(struct kvm *kvm) - Flush per-VMID TLBs >> + * @struc kvm *kvm - pointer to kvm structure > > struct Got it. > >> + * >> + * Invalidates all Stage 1 and 2 TLB entries for current VMID. >> + */ >> +ENTRY(__kvm_tlb_flush_vmid) >> + dsb ishst >> + >> + kern_hyp_va x0 >> + ldr x2, [x0, #KVM_VTTBR] >> + msr vttbr_el2, x2 >> + isb >> + >> + tlbi vmalls12e1is >> + dsb ish >> + isb >> + >> + msr vttbr_el2, xzr >> + ret >> +ENDPROC(__kvm_tlb_flush_vmid) >> + >> ENTRY(__kvm_flush_vm_context) >> dsb ishst >> tlbi alle1is >> -- >> 1.9.1 >> > Looks good to me: > > Reviewed-by: Christoffer Dall <christoffer.dall@xxxxxxxxxx> > -- 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
