From mboxrd@z Thu Jan 1 00:00:00 1970 From: christoffer.dall@linaro.org (Christoffer Dall) Date: Tue, 27 Sep 2016 20:05:30 +0200 Subject: [PULL 22/50] arm64: KVM: Route asynchronous aborts In-Reply-To: <20160927180558.14699-1-christoffer.dall@linaro.org> References: <20160927180558.14699-1-christoffer.dall@linaro.org> Message-ID: <20160927180558.14699-23-christoffer.dall@linaro.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org From: Marc Zyngier As we now have some basic handling to EL1-triggered aborts, we can actually report them to KVM. Signed-off-by: Marc Zyngier Signed-off-by: Christoffer Dall --- arch/arm64/kvm/hyp/hyp-entry.S | 11 ++++++++--- 1 file changed, 8 insertions(+), 3 deletions(-) diff --git a/arch/arm64/kvm/hyp/hyp-entry.S b/arch/arm64/kvm/hyp/hyp-entry.S index d6cae54..d2f6640 100644 --- a/arch/arm64/kvm/hyp/hyp-entry.S +++ b/arch/arm64/kvm/hyp/hyp-entry.S @@ -120,6 +120,12 @@ el1_irq: mov x0, #ARM_EXCEPTION_IRQ b __guest_exit +el1_error: + stp x0, x1, [sp, #-16]! + mrs x1, tpidr_el2 + mov x0, #ARM_EXCEPTION_EL1_SERROR + b __guest_exit + ENTRY(__hyp_do_panic) mov lr, #(PSR_F_BIT | PSR_I_BIT | PSR_A_BIT | PSR_D_BIT |\ PSR_MODE_EL1h) @@ -148,7 +154,6 @@ ENDPROC(\label) invalid_vector el1_sync_invalid invalid_vector el1_irq_invalid invalid_vector el1_fiq_invalid - invalid_vector el1_error_invalid .ltorg @@ -168,10 +173,10 @@ ENTRY(__kvm_hyp_vector) ventry el1_sync // Synchronous 64-bit EL1 ventry el1_irq // IRQ 64-bit EL1 ventry el1_fiq_invalid // FIQ 64-bit EL1 - ventry el1_error_invalid // Error 64-bit EL1 + ventry el1_error // Error 64-bit EL1 ventry el1_sync // Synchronous 32-bit EL1 ventry el1_irq // IRQ 32-bit EL1 ventry el1_fiq_invalid // FIQ 32-bit EL1 - ventry el1_error_invalid // Error 32-bit EL1 + ventry el1_error // Error 32-bit EL1 ENDPROC(__kvm_hyp_vector) -- 2.9.0