| Marcelo Tosatti | 5fdbf97 | 2008-06-27 14:58:02 -0300 | [diff] [blame^] | 1 | #ifndef ASM_KVM_CACHE_REGS_H |
| 2 | #define ASM_KVM_CACHE_REGS_H |
| 3 | |
| 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 | |
| 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 | |
| 22 | static inline unsigned long kvm_rip_read(struct kvm_vcpu *vcpu) |
| 23 | { |
| 24 | return kvm_register_read(vcpu, VCPU_REGS_RIP); |
| 25 | } |
| 26 | |
| 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 |