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-rw-r--r--arch/arm/kvm/trace.h235
1 files changed, 235 insertions, 0 deletions
diff --git a/arch/arm/kvm/trace.h b/arch/arm/kvm/trace.h
new file mode 100644
index 000000000000..a8e73ed5ad5b
--- /dev/null
+++ b/arch/arm/kvm/trace.h
@@ -0,0 +1,235 @@
1#if !defined(_TRACE_KVM_H) || defined(TRACE_HEADER_MULTI_READ)
2#define _TRACE_KVM_H
3
4#include <linux/tracepoint.h>
5
6#undef TRACE_SYSTEM
7#define TRACE_SYSTEM kvm
8
9/*
10 * Tracepoints for entry/exit to guest
11 */
12TRACE_EVENT(kvm_entry,
13 TP_PROTO(unsigned long vcpu_pc),
14 TP_ARGS(vcpu_pc),
15
16 TP_STRUCT__entry(
17 __field( unsigned long, vcpu_pc )
18 ),
19
20 TP_fast_assign(
21 __entry->vcpu_pc = vcpu_pc;
22 ),
23
24 TP_printk("PC: 0x%08lx", __entry->vcpu_pc)
25);
26
27TRACE_EVENT(kvm_exit,
28 TP_PROTO(unsigned long vcpu_pc),
29 TP_ARGS(vcpu_pc),
30
31 TP_STRUCT__entry(
32 __field( unsigned long, vcpu_pc )
33 ),
34
35 TP_fast_assign(
36 __entry->vcpu_pc = vcpu_pc;
37 ),
38
39 TP_printk("PC: 0x%08lx", __entry->vcpu_pc)
40);
41
42TRACE_EVENT(kvm_guest_fault,
43 TP_PROTO(unsigned long vcpu_pc, unsigned long hsr,
44 unsigned long hxfar,
45 unsigned long long ipa),
46 TP_ARGS(vcpu_pc, hsr, hxfar, ipa),
47
48 TP_STRUCT__entry(
49 __field( unsigned long, vcpu_pc )
50 __field( unsigned long, hsr )
51 __field( unsigned long, hxfar )
52 __field( unsigned long long, ipa )
53 ),
54
55 TP_fast_assign(
56 __entry->vcpu_pc = vcpu_pc;
57 __entry->hsr = hsr;
58 __entry->hxfar = hxfar;
59 __entry->ipa = ipa;
60 ),
61
62 TP_printk("guest fault at PC %#08lx (hxfar %#08lx, "
63 "ipa %#16llx, hsr %#08lx",
64 __entry->vcpu_pc, __entry->hxfar,
65 __entry->ipa, __entry->hsr)
66);
67
68TRACE_EVENT(kvm_irq_line,
69 TP_PROTO(unsigned int type, int vcpu_idx, int irq_num, int level),
70 TP_ARGS(type, vcpu_idx, irq_num, level),
71
72 TP_STRUCT__entry(
73 __field( unsigned int, type )
74 __field( int, vcpu_idx )
75 __field( int, irq_num )
76 __field( int, level )
77 ),
78
79 TP_fast_assign(
80 __entry->type = type;
81 __entry->vcpu_idx = vcpu_idx;
82 __entry->irq_num = irq_num;
83 __entry->level = level;
84 ),
85
86 TP_printk("Inject %s interrupt (%d), vcpu->idx: %d, num: %d, level: %d",
87 (__entry->type == KVM_ARM_IRQ_TYPE_CPU) ? "CPU" :
88 (__entry->type == KVM_ARM_IRQ_TYPE_PPI) ? "VGIC PPI" :
89 (__entry->type == KVM_ARM_IRQ_TYPE_SPI) ? "VGIC SPI" : "UNKNOWN",
90 __entry->type, __entry->vcpu_idx, __entry->irq_num, __entry->level)
91);
92
93TRACE_EVENT(kvm_mmio_emulate,
94 TP_PROTO(unsigned long vcpu_pc, unsigned long instr,
95 unsigned long cpsr),
96 TP_ARGS(vcpu_pc, instr, cpsr),
97
98 TP_STRUCT__entry(
99 __field( unsigned long, vcpu_pc )
100 __field( unsigned long, instr )
101 __field( unsigned long, cpsr )
102 ),
103
104 TP_fast_assign(
105 __entry->vcpu_pc = vcpu_pc;
106 __entry->instr = instr;
107 __entry->cpsr = cpsr;
108 ),
109
110 TP_printk("Emulate MMIO at: 0x%08lx (instr: %08lx, cpsr: %08lx)",
111 __entry->vcpu_pc, __entry->instr, __entry->cpsr)
112);
113
114/* Architecturally implementation defined CP15 register access */
115TRACE_EVENT(kvm_emulate_cp15_imp,
116 TP_PROTO(unsigned long Op1, unsigned long Rt1, unsigned long CRn,
117 unsigned long CRm, unsigned long Op2, bool is_write),
118 TP_ARGS(Op1, Rt1, CRn, CRm, Op2, is_write),
119
120 TP_STRUCT__entry(
121 __field( unsigned int, Op1 )
122 __field( unsigned int, Rt1 )
123 __field( unsigned int, CRn )
124 __field( unsigned int, CRm )
125 __field( unsigned int, Op2 )
126 __field( bool, is_write )
127 ),
128
129 TP_fast_assign(
130 __entry->is_write = is_write;
131 __entry->Op1 = Op1;
132 __entry->Rt1 = Rt1;
133 __entry->CRn = CRn;
134 __entry->CRm = CRm;
135 __entry->Op2 = Op2;
136 ),
137
138 TP_printk("Implementation defined CP15: %s\tp15, %u, r%u, c%u, c%u, %u",
139 (__entry->is_write) ? "mcr" : "mrc",
140 __entry->Op1, __entry->Rt1, __entry->CRn,
141 __entry->CRm, __entry->Op2)
142);
143
144TRACE_EVENT(kvm_wfi,
145 TP_PROTO(unsigned long vcpu_pc),
146 TP_ARGS(vcpu_pc),
147
148 TP_STRUCT__entry(
149 __field( unsigned long, vcpu_pc )
150 ),
151
152 TP_fast_assign(
153 __entry->vcpu_pc = vcpu_pc;
154 ),
155
156 TP_printk("guest executed wfi at: 0x%08lx", __entry->vcpu_pc)
157);
158
159TRACE_EVENT(kvm_unmap_hva,
160 TP_PROTO(unsigned long hva),
161 TP_ARGS(hva),
162
163 TP_STRUCT__entry(
164 __field( unsigned long, hva )
165 ),
166
167 TP_fast_assign(
168 __entry->hva = hva;
169 ),
170
171 TP_printk("mmu notifier unmap hva: %#08lx", __entry->hva)
172);
173
174TRACE_EVENT(kvm_unmap_hva_range,
175 TP_PROTO(unsigned long start, unsigned long end),
176 TP_ARGS(start, end),
177
178 TP_STRUCT__entry(
179 __field( unsigned long, start )
180 __field( unsigned long, end )
181 ),
182
183 TP_fast_assign(
184 __entry->start = start;
185 __entry->end = end;
186 ),
187
188 TP_printk("mmu notifier unmap range: %#08lx -- %#08lx",
189 __entry->start, __entry->end)
190);
191
192TRACE_EVENT(kvm_set_spte_hva,
193 TP_PROTO(unsigned long hva),
194 TP_ARGS(hva),
195
196 TP_STRUCT__entry(
197 __field( unsigned long, hva )
198 ),
199
200 TP_fast_assign(
201 __entry->hva = hva;
202 ),
203
204 TP_printk("mmu notifier set pte hva: %#08lx", __entry->hva)
205);
206
207TRACE_EVENT(kvm_hvc,
208 TP_PROTO(unsigned long vcpu_pc, unsigned long r0, unsigned long imm),
209 TP_ARGS(vcpu_pc, r0, imm),
210
211 TP_STRUCT__entry(
212 __field( unsigned long, vcpu_pc )
213 __field( unsigned long, r0 )
214 __field( unsigned long, imm )
215 ),
216
217 TP_fast_assign(
218 __entry->vcpu_pc = vcpu_pc;
219 __entry->r0 = r0;
220 __entry->imm = imm;
221 ),
222
223 TP_printk("HVC at 0x%08lx (r0: 0x%08lx, imm: 0x%lx",
224 __entry->vcpu_pc, __entry->r0, __entry->imm)
225);
226
227#endif /* _TRACE_KVM_H */
228
229#undef TRACE_INCLUDE_PATH
230#define TRACE_INCLUDE_PATH arch/arm/kvm
231#undef TRACE_INCLUDE_FILE
232#define TRACE_INCLUDE_FILE trace
233
234/* This part must be outside protection */
235#include <trace/define_trace.h>
generated by cgit v1.2.2 (git 2.25.0) at 2025-02-02 14:29:42 -0500