From mboxrd@z Thu Jan 1 00:00:00 1970 From: marc.zyngier@arm.com (Marc Zyngier) Date: Mon, 3 Apr 2017 19:37:41 +0100 Subject: [PATCH v5 08/34] arm64: KVM: Implement HVC_GET_VECTORS in the init code In-Reply-To: <20170403183807.1620-1-marc.zyngier@arm.com> References: <20170403183807.1620-1-marc.zyngier@arm.com> Message-ID: <20170403183807.1620-9-marc.zyngier@arm.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Now that we have an infrastructure to handle hypercalls in the KVM init code, let's implement HVC_GET_VECTORS there. Acked-by: Catalin Marinas Reviewed-by: James Morse Signed-off-by: Marc Zyngier --- arch/arm64/kvm/hyp-init.S | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/arch/arm64/kvm/hyp-init.S b/arch/arm64/kvm/hyp-init.S index 5e39ad53bcae..fded932ede1b 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. -- 2.11.0