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KVM: SVM: Move SEV code to separate file

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Move the SEV specific parts of svm.c into the new sev.c file.

Signed-off-by: Joerg Roedel <jroedel@suse.de>
Message-Id: <20200324094154.32352-5-joro@8bytes.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Joerg Roedel 2020-03-24 10:41:54 +01:00 committed by Paolo Bonzini
parent ef0f64960d
commit eaf78265a4
4 changed files with 1257 additions and 1221 deletions
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2
arch/x86/kvm/Makefile
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@ -14,7 +14,7 @@ kvm-y += x86.o emulate.o i8259.o irq.o lapic.o \
hyperv.o debugfs.o mmu/mmu.o mmu/page_track.o
kvm-intel-y += vmx/vmx.o vmx/vmenter.o vmx/pmu_intel.o vmx/vmcs12.o vmx/evmcs.o vmx/nested.o
kvm-amd-y += svm/svm.o svm/pmu.o svm/nested.o svm/avic.o
kvm-amd-y += svm/svm.o svm/pmu.o svm/nested.o svm/avic.o svm/sev.o
obj-$(CONFIG_KVM) += kvm.o
obj-$(CONFIG_KVM_INTEL) += kvm-intel.o

1187
arch/x86/kvm/svm/sev.c Normal file
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File diff suppressed because it is too large Load Diff

1241
arch/x86/kvm/svm/svm.c
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File diff suppressed because it is too large Load Diff

48
arch/x86/kvm/svm/svm.h
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@ -171,6 +171,24 @@ struct vcpu_svm {
unsigned int last_cpu;
};
struct svm_cpu_data {
int cpu;
u64 asid_generation;
u32 max_asid;
u32 next_asid;
u32 min_asid;
struct kvm_ldttss_desc *tss_desc;
struct page *save_area;
struct vmcb *current_vmcb;
/* index = sev_asid, value = vmcb pointer */
struct vmcb **sev_vmcbs;
};
DECLARE_PER_CPU(struct svm_cpu_data *, svm_data);
void recalc_intercepts(struct vcpu_svm *svm);
static inline struct kvm_svm *to_kvm_svm(struct kvm *kvm)
@ -440,4 +458,34 @@ int svm_update_pi_irte(struct kvm *kvm, unsigned int host_irq,
void svm_vcpu_blocking(struct kvm_vcpu *vcpu);
void svm_vcpu_unblocking(struct kvm_vcpu *vcpu);
/* sev.c */
extern unsigned int max_sev_asid;
static inline bool sev_guest(struct kvm *kvm)
{
#ifdef CONFIG_KVM_AMD_SEV
struct kvm_sev_info *sev = &to_kvm_svm(kvm)->sev_info;
return sev->active;
#else
return false;
#endif
}
static inline bool svm_sev_enabled(void)
{
return IS_ENABLED(CONFIG_KVM_AMD_SEV) ? max_sev_asid : 0;
}
void sev_vm_destroy(struct kvm *kvm);
int svm_mem_enc_op(struct kvm *kvm, void __user *argp);
int svm_register_enc_region(struct kvm *kvm,
struct kvm_enc_region *range);
int svm_unregister_enc_region(struct kvm *kvm,
struct kvm_enc_region *range);
void pre_sev_run(struct vcpu_svm *svm, int cpu);
int __init sev_hardware_setup(void);
void sev_hardware_teardown(void);
#endif