diff options
| author | Avi Kivity <avi@redhat.com> | 2010-11-22 18:53:27 +0300 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2011-01-12 12:30:01 +0300 |
| commit | 8c28d031657adaf238634ac406834a839d7fa43d (patch) | |
| tree | 1818bfd9bb856c4b61339d02fa7fc3ab9172c249 /arch/x86/kvm/paging_tmpl.h | |
| parent | ab9ae3138789afacd133a9c4b3d7a3f1578e25c7 (diff) | |
| download | linux-8c28d031657adaf238634ac406834a839d7fa43d.tar.xz | |
KVM: Push struct x86_exception into walk_addr()
Signed-off-by: Avi Kivity <avi@redhat.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Diffstat (limited to 'arch/x86/kvm/paging_tmpl.h')
| -rw-r--r-- | arch/x86/kvm/paging_tmpl.h | 32 |
1 files changed, 14 insertions, 18 deletions
diff --git a/arch/x86/kvm/paging_tmpl.h b/arch/x86/kvm/paging_tmpl.h index 3ac39de444ec..ad5a5a28b96e 100644 --- a/arch/x86/kvm/paging_tmpl.h +++ b/arch/x86/kvm/paging_tmpl.h @@ -72,7 +72,7 @@ struct guest_walker { unsigned pt_access; unsigned pte_access; gfn_t gfn; - u32 error_code; + struct x86_exception fault; }; static gfn_t gpte_to_gfn_lvl(pt_element_t gpte, int lvl) @@ -266,21 +266,23 @@ walk: return 1; error: - walker->error_code = 0; + walker->fault.vector = PF_VECTOR; + walker->fault.error_code_valid = true; + walker->fault.error_code = 0; if (present) - walker->error_code |= PFERR_PRESENT_MASK; + walker->fault.error_code |= PFERR_PRESENT_MASK; - walker->error_code |= write_fault | user_fault; + walker->fault.error_code |= write_fault | user_fault; if (fetch_fault && mmu->nx) - walker->error_code |= PFERR_FETCH_MASK; + walker->fault.error_code |= PFERR_FETCH_MASK; if (rsvd_fault) - walker->error_code |= PFERR_RSVD_MASK; + walker->fault.error_code |= PFERR_RSVD_MASK; vcpu->arch.fault.address = addr; - vcpu->arch.fault.error_code = walker->error_code; + vcpu->arch.fault.error_code = walker->fault.error_code; - trace_kvm_mmu_walker_error(walker->error_code); + trace_kvm_mmu_walker_error(walker->fault.error_code); return 0; } @@ -688,11 +690,8 @@ static gpa_t FNAME(gva_to_gpa)(struct kvm_vcpu *vcpu, gva_t vaddr, u32 access, if (r) { gpa = gfn_to_gpa(walker.gfn); gpa |= vaddr & ~PAGE_MASK; - } else if (exception) { - exception->vector = PF_VECTOR; - exception->error_code_valid = true; - exception->error_code = walker.error_code; - } + } else if (exception) + *exception = walker.fault; return gpa; } @@ -710,11 +709,8 @@ static gpa_t FNAME(gva_to_gpa_nested)(struct kvm_vcpu *vcpu, gva_t vaddr, if (r) { gpa = gfn_to_gpa(walker.gfn); gpa |= vaddr & ~PAGE_MASK; - } else if (exception) { - exception->vector = PF_VECTOR; - exception->error_code_valid = true; - exception->error_code = walker.error_code; - } + } else if (exception) + *exception = walker.fault; return gpa; } |