Commit | Line | Data |
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9f36eaed | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
9bbf98da MD |
2 | #if !defined(LTTNG_TRACE_KVM_MMU_H) || defined(TRACE_HEADER_MULTI_READ) |
3 | #define LTTNG_TRACE_KVM_MMU_H | |
b3c40230 | 4 | |
6ec43db8 | 5 | #include <probes/lttng-tracepoint-event.h> |
d3a7bdc5 | 6 | #include <linux/version.h> |
b3c40230 | 7 | |
55d9985e MD |
8 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,2,0)) |
9 | #include <linux/trace_events.h> | |
10 | #else /* if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,2,0)) */ | |
11 | #include <linux/ftrace_event.h> | |
12 | #endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,2,0)) */ | |
13 | ||
b3c40230 | 14 | #undef TRACE_SYSTEM |
9bbf98da | 15 | #define TRACE_SYSTEM kvm_mmu |
b3c40230 | 16 | |
05b915ce MD |
17 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,11,0)) |
18 | ||
f127e61e | 19 | #define LTTNG_KVM_MMU_PAGE_FIELDS \ |
05b915ce | 20 | ctf_integer(unsigned long, mmu_valid_gen, (sp)->mmu_valid_gen) \ |
f127e61e MD |
21 | ctf_integer(__u64, gfn, (sp)->gfn) \ |
22 | ctf_integer(__u32, role, (sp)->role.word) \ | |
23 | ctf_integer(__u32, root_count, (sp)->root_count) \ | |
24 | ctf_integer(bool, unsync, (sp)->unsync) | |
b3c40230 | 25 | |
05b915ce MD |
26 | #else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,11,0)) */ |
27 | ||
28 | #define LTTNG_KVM_MMU_PAGE_FIELDS \ | |
29 | ctf_integer(__u64, gfn, (sp)->gfn) \ | |
30 | ctf_integer(__u32, role, (sp)->role.word) \ | |
31 | ctf_integer(__u32, root_count, (sp)->root_count) \ | |
32 | ctf_integer(bool, unsync, (sp)->unsync) | |
33 | ||
34 | #endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,11,0)) */ | |
35 | ||
4bbec2e1 | 36 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,6,0)) |
b3c40230 MG |
37 | /* |
38 | * A pagetable walk has started | |
39 | */ | |
3bc29f0a | 40 | LTTNG_TRACEPOINT_EVENT( |
b3c40230 MG |
41 | kvm_mmu_pagetable_walk, |
42 | TP_PROTO(u64 addr, u32 pferr), | |
43 | TP_ARGS(addr, pferr), | |
44 | ||
f127e61e MD |
45 | TP_FIELDS( |
46 | ctf_integer(__u64, addr, addr) | |
47 | ctf_integer(__u32, pferr, pferr) | |
48 | ) | |
b3c40230 | 49 | ) |
4bbec2e1 MD |
50 | #else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,6,0)) */ |
51 | /* | |
52 | * A pagetable walk has started | |
53 | */ | |
54 | LTTNG_TRACEPOINT_EVENT( | |
55 | kvm_mmu_pagetable_walk, | |
56 | TP_PROTO(u64 addr, int write_fault, int user_fault, int fetch_fault), | |
57 | TP_ARGS(addr, write_fault, user_fault, fetch_fault), | |
b3c40230 | 58 | |
4bbec2e1 MD |
59 | TP_FIELDS( |
60 | ctf_integer(__u64, addr, addr) | |
61 | ctf_integer(__u32, pferr, | |
62 | (!!write_fault << 1) | (!!user_fault << 2) | |
63 | | (!!fetch_fault << 4)) | |
64 | ) | |
65 | ) | |
66 | #endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,6,0)) */ | |
b3c40230 MG |
67 | |
68 | /* We just walked a paging element */ | |
3bc29f0a | 69 | LTTNG_TRACEPOINT_EVENT( |
b3c40230 MG |
70 | kvm_mmu_paging_element, |
71 | TP_PROTO(u64 pte, int level), | |
72 | TP_ARGS(pte, level), | |
73 | ||
f127e61e MD |
74 | TP_FIELDS( |
75 | ctf_integer(__u64, pte, pte) | |
76 | ctf_integer(__u32, level, level) | |
77 | ) | |
b3c40230 MG |
78 | ) |
79 | ||
3bc29f0a | 80 | LTTNG_TRACEPOINT_EVENT_CLASS(kvm_mmu_set_bit_class, |
b3c40230 MG |
81 | |
82 | TP_PROTO(unsigned long table_gfn, unsigned index, unsigned size), | |
83 | ||
84 | TP_ARGS(table_gfn, index, size), | |
85 | ||
f127e61e MD |
86 | TP_FIELDS( |
87 | ctf_integer(__u64, gpa, | |
88 | ((u64)table_gfn << PAGE_SHIFT) + index * size) | |
89 | ) | |
b3c40230 MG |
90 | ) |
91 | ||
92 | /* We set a pte accessed bit */ | |
3bc29f0a | 93 | LTTNG_TRACEPOINT_EVENT_INSTANCE(kvm_mmu_set_bit_class, kvm_mmu_set_accessed_bit, |
b3c40230 MG |
94 | |
95 | TP_PROTO(unsigned long table_gfn, unsigned index, unsigned size), | |
96 | ||
97 | TP_ARGS(table_gfn, index, size) | |
98 | ) | |
99 | ||
100 | /* We set a pte dirty bit */ | |
3bc29f0a | 101 | LTTNG_TRACEPOINT_EVENT_INSTANCE(kvm_mmu_set_bit_class, kvm_mmu_set_dirty_bit, |
b3c40230 MG |
102 | |
103 | TP_PROTO(unsigned long table_gfn, unsigned index, unsigned size), | |
104 | ||
105 | TP_ARGS(table_gfn, index, size) | |
106 | ) | |
107 | ||
3bc29f0a | 108 | LTTNG_TRACEPOINT_EVENT( |
b3c40230 MG |
109 | kvm_mmu_walker_error, |
110 | TP_PROTO(u32 pferr), | |
111 | TP_ARGS(pferr), | |
112 | ||
f127e61e MD |
113 | TP_FIELDS( |
114 | ctf_integer(__u32, pferr, pferr) | |
115 | ) | |
b3c40230 MG |
116 | ) |
117 | ||
3bc29f0a | 118 | LTTNG_TRACEPOINT_EVENT( |
b3c40230 MG |
119 | kvm_mmu_get_page, |
120 | TP_PROTO(struct kvm_mmu_page *sp, bool created), | |
121 | TP_ARGS(sp, created), | |
122 | ||
f127e61e MD |
123 | TP_FIELDS( |
124 | LTTNG_KVM_MMU_PAGE_FIELDS | |
125 | ctf_integer(bool, created, created) | |
126 | ) | |
b3c40230 MG |
127 | ) |
128 | ||
3bc29f0a | 129 | LTTNG_TRACEPOINT_EVENT_CLASS(kvm_mmu_page_class, |
b3c40230 MG |
130 | |
131 | TP_PROTO(struct kvm_mmu_page *sp), | |
132 | TP_ARGS(sp), | |
133 | ||
f127e61e MD |
134 | TP_FIELDS( |
135 | LTTNG_KVM_MMU_PAGE_FIELDS | |
136 | ) | |
b3c40230 MG |
137 | ) |
138 | ||
3bc29f0a | 139 | LTTNG_TRACEPOINT_EVENT_INSTANCE(kvm_mmu_page_class, kvm_mmu_sync_page, |
b3c40230 MG |
140 | TP_PROTO(struct kvm_mmu_page *sp), |
141 | ||
142 | TP_ARGS(sp) | |
143 | ) | |
144 | ||
3bc29f0a | 145 | LTTNG_TRACEPOINT_EVENT_INSTANCE(kvm_mmu_page_class, kvm_mmu_unsync_page, |
b3c40230 MG |
146 | TP_PROTO(struct kvm_mmu_page *sp), |
147 | ||
148 | TP_ARGS(sp) | |
149 | ) | |
150 | ||
3bc29f0a | 151 | LTTNG_TRACEPOINT_EVENT_INSTANCE(kvm_mmu_page_class, kvm_mmu_prepare_zap_page, |
b3c40230 MG |
152 | TP_PROTO(struct kvm_mmu_page *sp), |
153 | ||
154 | TP_ARGS(sp) | |
155 | ) | |
156 | ||
d3a7bdc5 MD |
157 | #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,11,0)) |
158 | ||
159 | LTTNG_TRACEPOINT_EVENT_MAP( | |
160 | mark_mmio_spte, | |
161 | ||
162 | kvm_mmu_mark_mmio_spte, | |
163 | ||
164 | TP_PROTO(u64 *sptep, gfn_t gfn, unsigned access, unsigned int gen), | |
165 | TP_ARGS(sptep, gfn, access, gen), | |
166 | ||
167 | TP_FIELDS( | |
fa91fcac | 168 | ctf_integer_hex(void *, sptep, sptep) |
d3a7bdc5 MD |
169 | ctf_integer(gfn_t, gfn, gfn) |
170 | ctf_integer(unsigned, access, access) | |
171 | ctf_integer(unsigned int, gen, gen) | |
172 | ) | |
173 | ) | |
174 | ||
175 | #else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,11,0)) */ | |
176 | ||
9bbf98da | 177 | LTTNG_TRACEPOINT_EVENT_MAP( |
b3c40230 | 178 | mark_mmio_spte, |
9bbf98da MD |
179 | |
180 | kvm_mmu_mark_mmio_spte, | |
181 | ||
b3c40230 MG |
182 | TP_PROTO(u64 *sptep, gfn_t gfn, unsigned access), |
183 | TP_ARGS(sptep, gfn, access), | |
184 | ||
f127e61e | 185 | TP_FIELDS( |
fa91fcac | 186 | ctf_integer_hex(void *, sptep, sptep) |
f127e61e MD |
187 | ctf_integer(gfn_t, gfn, gfn) |
188 | ctf_integer(unsigned, access, access) | |
189 | ) | |
b3c40230 MG |
190 | ) |
191 | ||
d3a7bdc5 MD |
192 | #endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,11,0)) */ |
193 | ||
9bbf98da | 194 | LTTNG_TRACEPOINT_EVENT_MAP( |
b3c40230 | 195 | handle_mmio_page_fault, |
9bbf98da MD |
196 | |
197 | kvm_mmu_handle_mmio_page_fault, | |
198 | ||
b3c40230 MG |
199 | TP_PROTO(u64 addr, gfn_t gfn, unsigned access), |
200 | TP_ARGS(addr, gfn, access), | |
201 | ||
f127e61e MD |
202 | TP_FIELDS( |
203 | ctf_integer(u64, addr, addr) | |
204 | ctf_integer(gfn_t, gfn, gfn) | |
205 | ctf_integer(unsigned, access, access) | |
206 | ) | |
b3c40230 MG |
207 | ) |
208 | ||
9bbf98da | 209 | LTTNG_TRACEPOINT_EVENT_MAP( |
b3c40230 | 210 | fast_page_fault, |
9bbf98da MD |
211 | |
212 | kvm_mmu_fast_page_fault, | |
213 | ||
b3c40230 MG |
214 | TP_PROTO(struct kvm_vcpu *vcpu, gva_t gva, u32 error_code, |
215 | u64 *sptep, u64 old_spte, bool retry), | |
216 | TP_ARGS(vcpu, gva, error_code, sptep, old_spte, retry), | |
217 | ||
f127e61e MD |
218 | TP_FIELDS( |
219 | ctf_integer(int, vcpu_id, vcpu->vcpu_id) | |
220 | ctf_integer(gva_t, gva, gva) | |
221 | ctf_integer(u32, error_code, error_code) | |
fa91fcac | 222 | ctf_integer_hex(u64 *, sptep, sptep) |
f127e61e MD |
223 | ctf_integer(u64, old_spte, old_spte) |
224 | ctf_integer(u64, new_spte, *sptep) | |
225 | ctf_integer(bool, retry, retry) | |
b3c40230 MG |
226 | ) |
227 | ) | |
9bbf98da | 228 | #endif /* LTTNG_TRACE_KVM_MMU_H */ |
b3c40230 MG |
229 | |
230 | #undef TRACE_INCLUDE_PATH | |
c075712b | 231 | #define TRACE_INCLUDE_PATH instrumentation/events/lttng-module/arch/x86/kvm |
b3c40230 MG |
232 | #undef TRACE_INCLUDE_FILE |
233 | #define TRACE_INCLUDE_FILE mmutrace | |
234 | ||
235 | /* This part must be outside protection */ | |
6ec43db8 | 236 | #include <probes/define_trace.h> |