Message ID | 20170306142458.8875-4-marc.zyngier@arm.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
On 06/03/17 14:24, Marc Zyngier wrote: > Now that we have an infrastructure to handle hypercalls in the KVM > init code, let's implement HVC_GET_VECTORS there. Reviewed-by: James Morse <james.morse@arm.com> Thanks, James
diff --git a/arch/arm64/kvm/hyp-init.S b/arch/arm64/kvm/hyp-init.S index 6cf98ccd10f2..1d89995378e9 100644 --- a/arch/arm64/kvm/hyp-init.S +++ b/arch/arm64/kvm/hyp-init.S @@ -124,7 +124,12 @@ __do_hyp_init: ENDPROC(__kvm_hyp_init) ENTRY(__kvm_handle_stub_hvc) - cmp x0, #HVC_RESET_VECTORS + cmp x0, #HVC_GET_VECTORS + b.ne 1f + mrs x0, vbar_el2 + b exit + +1: cmp x0, #HVC_RESET_VECTORS b.ne 1f /* * Reset kvm back to the hyp stub.
Now that we have an infrastructure to handle hypercalls in the KVM init code, let's implement HVC_GET_VECTORS there. Signed-off-by: Marc Zyngier <marc.zyngier@arm.com> --- arch/arm64/kvm/hyp-init.S | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-)