提交 cb659db8 编写于 作者: J Joerg Roedel 提交者: Avi Kivity

KVM: MMU: Introduce inject_page_fault function pointer

This patch introduces an inject_page_fault function pointer
into struct kvm_mmu which will be used to inject a page
fault. This will be used later when Nested Nested Paging is
implemented.
Signed-off-by: NJoerg Roedel <joerg.roedel@amd.com>
Signed-off-by: NAvi Kivity <avi@redhat.com>
上级 5777ed34
......@@ -239,6 +239,9 @@ struct kvm_mmu {
void (*set_cr3)(struct kvm_vcpu *vcpu, unsigned long root);
unsigned long (*get_cr3)(struct kvm_vcpu *vcpu);
int (*page_fault)(struct kvm_vcpu *vcpu, gva_t gva, u32 err);
void (*inject_page_fault)(struct kvm_vcpu *vcpu,
unsigned long addr,
u32 error_code);
void (*free)(struct kvm_vcpu *vcpu);
gpa_t (*gva_to_gpa)(struct kvm_vcpu *vcpu, gva_t gva, u32 access,
u32 *error);
......
......@@ -2571,7 +2571,7 @@ static void inject_page_fault(struct kvm_vcpu *vcpu,
u64 addr,
u32 err_code)
{
kvm_inject_page_fault(vcpu, addr, err_code);
vcpu->arch.mmu.inject_page_fault(vcpu, addr, err_code);
}
static void paging_free(struct kvm_vcpu *vcpu)
......@@ -2721,6 +2721,7 @@ static int init_kvm_tdp_mmu(struct kvm_vcpu *vcpu)
context->direct_map = true;
context->set_cr3 = kvm_x86_ops->set_tdp_cr3;
context->get_cr3 = get_cr3;
context->inject_page_fault = kvm_inject_page_fault;
if (!is_paging(vcpu)) {
context->gva_to_gpa = nonpaging_gva_to_gpa;
......@@ -2762,6 +2763,7 @@ static int init_kvm_softmmu(struct kvm_vcpu *vcpu)
vcpu->arch.mmu.base_role.cr0_wp = is_write_protection(vcpu);
vcpu->arch.mmu.set_cr3 = kvm_x86_ops->set_cr3;
vcpu->arch.mmu.get_cr3 = get_cr3;
vcpu->arch.mmu.inject_page_fault = kvm_inject_page_fault;
return r;
}
......
Markdown is supported
0% .
You are about to add 0 people to the discussion. Proceed with caution.
先完成此消息的编辑!
想要评论请 注册