3.14-stable review patch. If anyone has any objections, please let me know.
------------------ From: Marc Zyngier <[email protected]> commit 55e858b75808347378e5117c3c2339f46cc03575 upstream. It took about two years for someone to notice that the IPA passed to TLBI IPAS2E1IS must be shifted by 12 bits. Clearly our reviewing is not as good as it should be... Paper bag time for me. Reported-by: Mario Smarduch <[email protected]> Tested-by: Mario Smarduch <[email protected]> Signed-off-by: Marc Zyngier <[email protected]> Signed-off-by: Christoffer Dall <[email protected]> Signed-off-by: Paolo Bonzini <[email protected]> Signed-off-by: Shannon Zhao <[email protected]> Signed-off-by: Greg Kroah-Hartman <[email protected]> --- arch/arm64/kvm/hyp.S | 1 + 1 file changed, 1 insertion(+) --- a/arch/arm64/kvm/hyp.S +++ b/arch/arm64/kvm/hyp.S @@ -629,6 +629,7 @@ ENTRY(__kvm_tlb_flush_vmid_ipa) * Instead, we invalidate Stage-2 for this IPA, and the * whole of Stage-1. Weep... */ + lsr x1, x1, #12 tlbi ipas2e1is, x1 /* * We have to ensure completion of the invalidation at Stage-2, -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
