1 #ifndef ASM_KVM_CACHE_REGS_H
2 #define ASM_KVM_CACHE_REGS_H
3
kvm_register_read(struct kvm_vcpu * vcpu,enum kvm_reg reg)4 static inline unsigned long kvm_register_read(struct kvm_vcpu *vcpu,
5 enum kvm_reg reg)
6 {
7 if (!test_bit(reg, (unsigned long *)&vcpu->arch.regs_avail))
8 kvm_x86_ops->cache_reg(vcpu, reg);
9
10 return vcpu->arch.regs[reg];
11 }
12
kvm_register_write(struct kvm_vcpu * vcpu,enum kvm_reg reg,unsigned long val)13 static inline void kvm_register_write(struct kvm_vcpu *vcpu,
14 enum kvm_reg reg,
15 unsigned long val)
16 {
17 vcpu->arch.regs[reg] = val;
18 __set_bit(reg, (unsigned long *)&vcpu->arch.regs_dirty);
19 __set_bit(reg, (unsigned long *)&vcpu->arch.regs_avail);
20 }
21
kvm_rip_read(struct kvm_vcpu * vcpu)22 static inline unsigned long kvm_rip_read(struct kvm_vcpu *vcpu)
23 {
24 return kvm_register_read(vcpu, VCPU_REGS_RIP);
25 }
26
kvm_rip_write(struct kvm_vcpu * vcpu,unsigned long val)27 static inline void kvm_rip_write(struct kvm_vcpu *vcpu, unsigned long val)
28 {
29 kvm_register_write(vcpu, VCPU_REGS_RIP, val);
30 }
31
32 #endif
33