xref: /linux/arch/arm64/kvm/trace.h (revision d257f9bf06129613de539ea71ecea60848b662cd)
1 #if !defined(_TRACE_ARM64_KVM_H) || defined(TRACE_HEADER_MULTI_READ)
2 #define _TRACE_ARM64_KVM_H
3 
4 #include <linux/tracepoint.h>
5 
6 #undef TRACE_SYSTEM
7 #define TRACE_SYSTEM kvm
8 
9 TRACE_EVENT(kvm_wfx_arm64,
10 	TP_PROTO(unsigned long vcpu_pc, bool is_wfe),
11 	TP_ARGS(vcpu_pc, is_wfe),
12 
13 	TP_STRUCT__entry(
14 		__field(unsigned long,	vcpu_pc)
15 		__field(bool,		is_wfe)
16 	),
17 
18 	TP_fast_assign(
19 		__entry->vcpu_pc = vcpu_pc;
20 		__entry->is_wfe  = is_wfe;
21 	),
22 
23 	TP_printk("guest executed wf%c at: 0x%08lx",
24 		  __entry->is_wfe ? 'e' : 'i', __entry->vcpu_pc)
25 );
26 
27 TRACE_EVENT(kvm_hvc_arm64,
28 	TP_PROTO(unsigned long vcpu_pc, unsigned long r0, unsigned long imm),
29 	TP_ARGS(vcpu_pc, r0, imm),
30 
31 	TP_STRUCT__entry(
32 		__field(unsigned long, vcpu_pc)
33 		__field(unsigned long, r0)
34 		__field(unsigned long, imm)
35 	),
36 
37 	TP_fast_assign(
38 		__entry->vcpu_pc = vcpu_pc;
39 		__entry->r0 = r0;
40 		__entry->imm = imm;
41 	),
42 
43 	TP_printk("HVC at 0x%08lx (r0: 0x%08lx, imm: 0x%lx)",
44 		  __entry->vcpu_pc, __entry->r0, __entry->imm)
45 );
46 
47 TRACE_EVENT(kvm_arm_setup_debug,
48 	TP_PROTO(struct kvm_vcpu *vcpu, __u32 guest_debug),
49 	TP_ARGS(vcpu, guest_debug),
50 
51 	TP_STRUCT__entry(
52 		__field(struct kvm_vcpu *, vcpu)
53 		__field(__u32, guest_debug)
54 	),
55 
56 	TP_fast_assign(
57 		__entry->vcpu = vcpu;
58 		__entry->guest_debug = guest_debug;
59 	),
60 
61 	TP_printk("vcpu: %p, flags: 0x%08x", __entry->vcpu, __entry->guest_debug)
62 );
63 
64 TRACE_EVENT(kvm_arm_clear_debug,
65 	TP_PROTO(__u32 guest_debug),
66 	TP_ARGS(guest_debug),
67 
68 	TP_STRUCT__entry(
69 		__field(__u32, guest_debug)
70 	),
71 
72 	TP_fast_assign(
73 		__entry->guest_debug = guest_debug;
74 	),
75 
76 	TP_printk("flags: 0x%08x", __entry->guest_debug)
77 );
78 
79 TRACE_EVENT(kvm_arm_set_dreg32,
80 	TP_PROTO(const char *name, __u32 value),
81 	TP_ARGS(name, value),
82 
83 	TP_STRUCT__entry(
84 		__field(const char *, name)
85 		__field(__u32, value)
86 	),
87 
88 	TP_fast_assign(
89 		__entry->name = name;
90 		__entry->value = value;
91 	),
92 
93 	TP_printk("%s: 0x%08x", __entry->name, __entry->value)
94 );
95 
96 TRACE_DEFINE_SIZEOF(__u64);
97 
98 TRACE_EVENT(kvm_arm_set_regset,
99 	TP_PROTO(const char *type, int len, __u64 *control, __u64 *value),
100 	TP_ARGS(type, len, control, value),
101 	TP_STRUCT__entry(
102 		__field(const char *, name)
103 		__field(int, len)
104 		__array(u64, ctrls, 16)
105 		__array(u64, values, 16)
106 	),
107 	TP_fast_assign(
108 		__entry->name = type;
109 		__entry->len = len;
110 		memcpy(__entry->ctrls, control, len << 3);
111 		memcpy(__entry->values, value, len << 3);
112 	),
113 	TP_printk("%d %s CTRL:%s VALUE:%s", __entry->len, __entry->name,
114 		__print_array(__entry->ctrls, __entry->len, sizeof(__u64)),
115 		__print_array(__entry->values, __entry->len, sizeof(__u64)))
116 );
117 
118 TRACE_EVENT(trap_reg,
119 	TP_PROTO(const char *fn, int reg, bool is_write, u64 write_value),
120 	TP_ARGS(fn, reg, is_write, write_value),
121 
122 	TP_STRUCT__entry(
123 		__field(const char *, fn)
124 		__field(int, reg)
125 		__field(bool, is_write)
126 		__field(u64, write_value)
127 	),
128 
129 	TP_fast_assign(
130 		__entry->fn = fn;
131 		__entry->reg = reg;
132 		__entry->is_write = is_write;
133 		__entry->write_value = write_value;
134 	),
135 
136 	TP_printk("%s %s reg %d (0x%08llx)", __entry->fn,  __entry->is_write?"write to":"read from", __entry->reg, __entry->write_value)
137 );
138 
139 TRACE_EVENT(kvm_handle_sys_reg,
140 	TP_PROTO(unsigned long hsr),
141 	TP_ARGS(hsr),
142 
143 	TP_STRUCT__entry(
144 		__field(unsigned long,	hsr)
145 	),
146 
147 	TP_fast_assign(
148 		__entry->hsr = hsr;
149 	),
150 
151 	TP_printk("HSR 0x%08lx", __entry->hsr)
152 );
153 
154 TRACE_EVENT(kvm_set_guest_debug,
155 	TP_PROTO(struct kvm_vcpu *vcpu, __u32 guest_debug),
156 	TP_ARGS(vcpu, guest_debug),
157 
158 	TP_STRUCT__entry(
159 		__field(struct kvm_vcpu *, vcpu)
160 		__field(__u32, guest_debug)
161 	),
162 
163 	TP_fast_assign(
164 		__entry->vcpu = vcpu;
165 		__entry->guest_debug = guest_debug;
166 	),
167 
168 	TP_printk("vcpu: %p, flags: 0x%08x", __entry->vcpu, __entry->guest_debug)
169 );
170 
171 
172 #endif /* _TRACE_ARM64_KVM_H */
173 
174 #undef TRACE_INCLUDE_PATH
175 #define TRACE_INCLUDE_PATH .
176 #undef TRACE_INCLUDE_FILE
177 #define TRACE_INCLUDE_FILE trace
178 
179 /* This part must be outside protection */
180 #include <trace/define_trace.h>
181