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arm64/kvm: use ESR_ELx_EC to extract EC

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Now that we have a helper to extract the EC from an ESR_ELx value, make
use of this in the arm64 KVM code for simplicity and consistency. There
should be no functional changes as a result of this patch.

Signed-off-by: Mark Rutland <mark.rutland@arm.com>
Cc: Dave P Martin <dave.martin@arm.com>
Cc: Huang Shijie <shijie.huang@arm.com>
Cc: James Morse <james.morse@arm.com>
Cc: Marc Zyngier <marc.zyngier@arm.com>
Cc: Will Deacon <will.deacon@arm.com>
Cc: kvmarm@lists.cs.columbia.edu
Acked-by: Christoffer Dall <christoffer.dall@linaro.org>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
This commit is contained in:
Mark Rutland
2016-05-31 12:33:02 +01:00
committed by Catalin Marinas
parent 275f344bec
commit 561454e25d
3 changed files with 4 additions and 4 deletions
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2
arch/arm64/kvm/hyp/switch.c
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@@ -198,7 +198,7 @@ static bool __hyp_text __translate_far_to_hpfar(u64 far, u64 *hpfar)
static bool __hyp_text __populate_fault_info(struct kvm_vcpu *vcpu)
{
u64 esr = read_sysreg_el2(esr);
u8 ec = esr >> ESR_ELx_EC_SHIFT;
u8 ec = ESR_ELx_EC(esr);
u64 hpfar, far;
vcpu->arch.fault.esr_el2 = esr;