x86/kvm/x86.c

8809 static int handle_emulation_failure(struct kvm_vcpu *vcpu, int emulation_type)
8816 	if (emulation_type & EMULTYPE_VMWARE_GP) {
8822 	    (emulation_type & EMULTYPE_SKIP)) {
8838 				  int emulation_type)
8843 	if (!(emulation_type & EMULTYPE_ALLOW_RETRY_PF))
8847 	    WARN_ON_ONCE(!(emulation_type & EMULTYPE_PF)))
8901 	return !(emulation_type & EMULTYPE_WRITE_PF_TO_SP);
8905 			      gpa_t cr2_or_gpa,  int emulation_type)
8928 	if (!(emulation_type & EMULTYPE_ALLOW_RETRY_PF))
8932 	    WARN_ON_ONCE(!(emulation_type & EMULTYPE_PF)))
9028 					   int emulation_type, int *r)
9030 	WARN_ON_ONCE(emulation_type & EMULTYPE_NO_DECODE);
9046 	if (emulation_type & (EMULTYPE_NO_DECODE | EMULTYPE_SKIP |
9126 int x86_decode_emulated_instruction(struct kvm_vcpu *vcpu, int emulation_type,
9134 	r = x86_decode_insn(ctxt, insn, insn_len, emulation_type);
9144 			    int emulation_type, void *insn, int insn_len)
9150 	r = kvm_check_emulate_insn(vcpu, emulation_type, insn, insn_len);
9156 		return handle_emulation_failure(vcpu, emulation_type);
9161 	if (!(emulation_type & EMULTYPE_NO_DECODE)) {
9169 		if (kvm_vcpu_check_code_breakpoint(vcpu, emulation_type, &r))
9172 		r = x86_decode_emulated_instruction(vcpu, emulation_type,
9175 			if ((emulation_type & EMULTYPE_TRAP_UD) ||
9176 			    (emulation_type & EMULTYPE_TRAP_UD_FORCED)) {
9181 						  emulation_type))
9185 			    !(emulation_type & EMULTYPE_SKIP)) {
9195 			return handle_emulation_failure(vcpu, emulation_type);
9199 	if ((emulation_type & EMULTYPE_VMWARE_GP) &&
9211 	if (emulation_type & EMULTYPE_SKIP) {
9217 		if (emulation_type & EMULTYPE_COMPLETE_USER_EXIT) {
9228 	if (retry_instruction(ctxt, cr2_or_gpa, emulation_type))
9239 	if (emulation_type & EMULTYPE_PF) {
9259 		if (reexecute_instruction(vcpu, cr2_or_gpa, emulation_type))
9262 		return handle_emulation_failure(vcpu, emulation_type);
9331 int kvm_emulate_instruction(struct kvm_vcpu *vcpu, int emulation_type)
9333 	return x86_emulate_instruction(vcpu, 0, emulation_type, NULL, 0);