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| author | Joerg Roedel <joerg.roedel@amd.com> | 2010-09-10 15:30:51 (GMT) |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2010-10-24 08:52:37 (GMT) |
| commit | ec92fe44e7ff94d04d8305e49efcffd8773e1cf6 (patch) | |
| tree | a1f3c9e47e5c05a83d0d507d0616f810234c80a4 /arch/x86/include | |
| parent | 6539e738f65a8f1fc7806295d5d701fba4008343 (diff) | |
| download | linux-fsl-qoriq-ec92fe44e7ff94d04d8305e49efcffd8773e1cf6.tar.xz | |
KVM: X86: Add kvm_read_guest_page_mmu function
This patch adds a function which can read from the guests
physical memory or from the guest's guest physical memory.
This will be used in the two-dimensional page table walker.
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/x86/include')
| -rw-r--r-- | arch/x86/include/asm/kvm_host.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h index 8ec3547..08bc383 100644 --- a/arch/x86/include/asm/kvm_host.h +++ b/arch/x86/include/asm/kvm_host.h @@ -657,6 +657,9 @@ void kvm_queue_exception_e(struct kvm_vcpu *vcpu, unsigned nr, u32 error_code); void kvm_requeue_exception(struct kvm_vcpu *vcpu, unsigned nr); void kvm_requeue_exception_e(struct kvm_vcpu *vcpu, unsigned nr, u32 error_code); void kvm_inject_page_fault(struct kvm_vcpu *vcpu); +int kvm_read_guest_page_mmu(struct kvm_vcpu *vcpu, struct kvm_mmu *mmu, + gfn_t gfn, void *data, int offset, int len, + u32 access); bool kvm_require_cpl(struct kvm_vcpu *vcpu, int required_cpl); int kvm_pic_set_irq(void *opaque, int irq, int level); |