Lines Matching defs:vcpu
19 static __always_inline unsigned long kvm_##lname##_read(struct kvm_vcpu *vcpu)\
21 return vcpu->arch.regs[VCPU_REGS_##uname]; \
23 static __always_inline void kvm_##lname##_write(struct kvm_vcpu *vcpu, \
26 vcpu->arch.regs[VCPU_REGS_##uname] = val; \
50 * 1 0 register in vcpu->arch
51 * 1 1 register in vcpu->arch, needs to be stored back
53 static inline bool kvm_register_is_available(struct kvm_vcpu *vcpu,
56 return test_bit(reg, (unsigned long *)&vcpu->arch.regs_avail);
59 static inline bool kvm_register_is_dirty(struct kvm_vcpu *vcpu,
62 return test_bit(reg, (unsigned long *)&vcpu->arch.regs_dirty);
65 static inline void kvm_register_mark_available(struct kvm_vcpu *vcpu,
68 __set_bit(reg, (unsigned long *)&vcpu->arch.regs_avail);
71 static inline void kvm_register_mark_dirty(struct kvm_vcpu *vcpu,
74 __set_bit(reg, (unsigned long *)&vcpu->arch.regs_avail);
75 __set_bit(reg, (unsigned long *)&vcpu->arch.regs_dirty);
84 static __always_inline bool kvm_register_test_and_mark_available(struct kvm_vcpu *vcpu,
87 return arch___test_and_set_bit(reg, (unsigned long *)&vcpu->arch.regs_avail);
95 static inline unsigned long kvm_register_read_raw(struct kvm_vcpu *vcpu, int reg)
100 if (!kvm_register_is_available(vcpu, reg))
101 static_call(kvm_x86_cache_reg)(vcpu, reg);
103 return vcpu->arch.regs[reg];
106 static inline void kvm_register_write_raw(struct kvm_vcpu *vcpu, int reg,
112 vcpu->arch.regs[reg] = val;
113 kvm_register_mark_dirty(vcpu, reg);
116 static inline unsigned long kvm_rip_read(struct kvm_vcpu *vcpu)
118 return kvm_register_read_raw(vcpu, VCPU_REGS_RIP);
121 static inline void kvm_rip_write(struct kvm_vcpu *vcpu, unsigned long val)
123 kvm_register_write_raw(vcpu, VCPU_REGS_RIP, val);
126 static inline unsigned long kvm_rsp_read(struct kvm_vcpu *vcpu)
128 return kvm_register_read_raw(vcpu, VCPU_REGS_RSP);
131 static inline void kvm_rsp_write(struct kvm_vcpu *vcpu, unsigned long val)
133 kvm_register_write_raw(vcpu, VCPU_REGS_RSP, val);
136 static inline u64 kvm_pdptr_read(struct kvm_vcpu *vcpu, int index)
140 if (!kvm_register_is_available(vcpu, VCPU_EXREG_PDPTR))
141 static_call(kvm_x86_cache_reg)(vcpu, VCPU_EXREG_PDPTR);
143 return vcpu->arch.walk_mmu->pdptrs[index];
146 static inline void kvm_pdptr_write(struct kvm_vcpu *vcpu, int index, u64 value)
148 vcpu->arch.walk_mmu->pdptrs[index] = value;
151 static inline ulong kvm_read_cr0_bits(struct kvm_vcpu *vcpu, ulong mask)
154 if ((tmask & vcpu->arch.cr0_guest_owned_bits) &&
155 !kvm_register_is_available(vcpu, VCPU_EXREG_CR0))
156 static_call(kvm_x86_cache_reg)(vcpu, VCPU_EXREG_CR0);
157 return vcpu->arch.cr0 & mask;
160 static __always_inline bool kvm_is_cr0_bit_set(struct kvm_vcpu *vcpu,
165 return !!kvm_read_cr0_bits(vcpu, cr0_bit);
168 static inline ulong kvm_read_cr0(struct kvm_vcpu *vcpu)
170 return kvm_read_cr0_bits(vcpu, ~0UL);
173 static inline ulong kvm_read_cr4_bits(struct kvm_vcpu *vcpu, ulong mask)
176 if ((tmask & vcpu->arch.cr4_guest_owned_bits) &&
177 !kvm_register_is_available(vcpu, VCPU_EXREG_CR4))
178 static_call(kvm_x86_cache_reg)(vcpu, VCPU_EXREG_CR4);
179 return vcpu->arch.cr4 & mask;
182 static __always_inline bool kvm_is_cr4_bit_set(struct kvm_vcpu *vcpu,
187 return !!kvm_read_cr4_bits(vcpu, cr4_bit);
190 static inline ulong kvm_read_cr3(struct kvm_vcpu *vcpu)
192 if (!kvm_register_is_available(vcpu, VCPU_EXREG_CR3))
193 static_call(kvm_x86_cache_reg)(vcpu, VCPU_EXREG_CR3);
194 return vcpu->arch.cr3;
197 static inline ulong kvm_read_cr4(struct kvm_vcpu *vcpu)
199 return kvm_read_cr4_bits(vcpu, ~0UL);
202 static inline u64 kvm_read_edx_eax(struct kvm_vcpu *vcpu)
204 return (kvm_rax_read(vcpu) & -1u)
205 | ((u64)(kvm_rdx_read(vcpu) & -1u) << 32);
208 static inline void enter_guest_mode(struct kvm_vcpu *vcpu)
210 vcpu->arch.hflags |= HF_GUEST_MASK;
211 vcpu->stat.guest_mode = 1;
214 static inline void leave_guest_mode(struct kvm_vcpu *vcpu)
216 vcpu->arch.hflags &= ~HF_GUEST_MASK;
218 if (vcpu->arch.load_eoi_exitmap_pending) {
219 vcpu->arch.load_eoi_exitmap_pending = false;
220 kvm_make_request(KVM_REQ_LOAD_EOI_EXITMAP, vcpu);
223 vcpu->stat.guest_mode = 0;
226 static inline bool is_guest_mode(struct kvm_vcpu *vcpu)
228 return vcpu->arch.hflags & HF_GUEST_MASK;