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| author | Marc Zyngier | 2012-09-17 20:27:09 +0200 |
|---|---|---|
| committer | Christoffer Dall | 2013-03-07 00:48:42 +0100 |
| commit | 7393b599177d301d4c9ca2c7f69a6849aba793c7 (patch) | |
| tree | ff89fdd00d0c6ae43b22c4690e946a8ffe8c9692 /arch/arm/kvm/mmu.c | |
| parent | ARM: KVM: convert GP registers from u32 to unsigned long (diff) | |
| download | kernel-qcow2-linux-7393b599177d301d4c9ca2c7f69a6849aba793c7.tar.gz kernel-qcow2-linux-7393b599177d301d4c9ca2c7f69a6849aba793c7.tar.xz kernel-qcow2-linux-7393b599177d301d4c9ca2c7f69a6849aba793c7.zip | |
ARM: KVM: abstract fault register accesses
Instead of directly accessing the fault registers, use proper accessors
so the core code can be shared.
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Diffstat (limited to 'arch/arm/kvm/mmu.c')
| -rw-r--r-- | arch/arm/kvm/mmu.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/arch/arm/kvm/mmu.c b/arch/arm/kvm/mmu.c index 99e07c7dd745..d0f5f52c179f 100644 --- a/arch/arm/kvm/mmu.c +++ b/arch/arm/kvm/mmu.c @@ -526,7 +526,7 @@ static int user_mem_abort(struct kvm_vcpu *vcpu, phys_addr_t fault_ipa, unsigned long mmu_seq; struct kvm_mmu_memory_cache *memcache = &vcpu->arch.mmu_page_cache; - write_fault = kvm_is_write_fault(vcpu->arch.hsr); + write_fault = kvm_is_write_fault(kvm_vcpu_get_hsr(vcpu)); if (fault_status == FSC_PERM && !write_fault) { kvm_err("Unexpected L2 read permission error\n"); return -EFAULT; @@ -593,15 +593,15 @@ int kvm_handle_guest_abort(struct kvm_vcpu *vcpu, struct kvm_run *run) gfn_t gfn; int ret, idx; - hsr_ec = vcpu->arch.hsr >> HSR_EC_SHIFT; + hsr_ec = kvm_vcpu_get_hsr(vcpu) >> HSR_EC_SHIFT; is_iabt = (hsr_ec == HSR_EC_IABT); - fault_ipa = ((phys_addr_t)vcpu->arch.hpfar & HPFAR_MASK) << 8; + fault_ipa = kvm_vcpu_get_fault_ipa(vcpu); - trace_kvm_guest_fault(*vcpu_pc(vcpu), vcpu->arch.hsr, - vcpu->arch.hxfar, fault_ipa); + trace_kvm_guest_fault(*vcpu_pc(vcpu), kvm_vcpu_get_hsr(vcpu), + kvm_vcpu_get_hfar(vcpu), fault_ipa); /* Check the stage-2 fault is trans. fault or write fault */ - fault_status = (vcpu->arch.hsr & HSR_FSC_TYPE); + fault_status = (kvm_vcpu_get_hsr(vcpu) & HSR_FSC_TYPE); if (fault_status != FSC_FAULT && fault_status != FSC_PERM) { kvm_err("Unsupported fault status: EC=%#lx DFCS=%#lx\n", hsr_ec, fault_status); @@ -614,7 +614,7 @@ int kvm_handle_guest_abort(struct kvm_vcpu *vcpu, struct kvm_run *run) if (!kvm_is_visible_gfn(vcpu->kvm, gfn)) { if (is_iabt) { /* Prefetch Abort on I/O address */ - kvm_inject_pabt(vcpu, vcpu->arch.hxfar); + kvm_inject_pabt(vcpu, kvm_vcpu_get_hfar(vcpu)); ret = 1; goto out_unlock; } @@ -627,7 +627,7 @@ int kvm_handle_guest_abort(struct kvm_vcpu *vcpu, struct kvm_run *run) } /* Adjust page offset */ - fault_ipa |= vcpu->arch.hxfar & ~PAGE_MASK; + fault_ipa |= kvm_vcpu_get_hfar(vcpu) & ~PAGE_MASK; ret = io_mem_abort(vcpu, run, fault_ipa); goto out_unlock; } |