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> |
2d042821 | 6 | #include <lttng-kernel-version.h> |
b3c40230 | 7 | |
2d042821 | 8 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,2,0)) |
55d9985e | 9 | #include <linux/trace_events.h> |
2d042821 | 10 | #else /* if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,2,0)) */ |
55d9985e | 11 | #include <linux/ftrace_event.h> |
2d042821 | 12 | #endif /* #else #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,2,0)) */ |
55d9985e | 13 | |
b3c40230 | 14 | #undef TRACE_SYSTEM |
9bbf98da | 15 | #define TRACE_SYSTEM kvm_mmu |
b3c40230 | 16 | |
2d042821 | 17 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,1,0) || \ |
215b9e64 | 18 | LTTNG_RHEL_KERNEL_RANGE(4,18,0,147,0,0, 4,19,0,0,0,0)) |
8a88382f MJ |
19 | |
20 | #define LTTNG_KVM_MMU_PAGE_FIELDS \ | |
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) | |
25 | ||
2d042821 | 26 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,11,0)) |
05b915ce | 27 | |
f127e61e | 28 | #define LTTNG_KVM_MMU_PAGE_FIELDS \ |
05b915ce | 29 | ctf_integer(unsigned long, mmu_valid_gen, (sp)->mmu_valid_gen) \ |
f127e61e MD |
30 | ctf_integer(__u64, gfn, (sp)->gfn) \ |
31 | ctf_integer(__u32, role, (sp)->role.word) \ | |
32 | ctf_integer(__u32, root_count, (sp)->root_count) \ | |
33 | ctf_integer(bool, unsync, (sp)->unsync) | |
b3c40230 | 34 | |
2d042821 | 35 | #else /* #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,11,0)) */ |
05b915ce MD |
36 | |
37 | #define LTTNG_KVM_MMU_PAGE_FIELDS \ | |
38 | ctf_integer(__u64, gfn, (sp)->gfn) \ | |
39 | ctf_integer(__u32, role, (sp)->role.word) \ | |
40 | ctf_integer(__u32, root_count, (sp)->root_count) \ | |
41 | ctf_integer(bool, unsync, (sp)->unsync) | |
42 | ||
2d042821 | 43 | #endif /* #else #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,11,0)) */ |
05b915ce | 44 | |
2d042821 | 45 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,6,0)) |
b3c40230 MG |
46 | /* |
47 | * A pagetable walk has started | |
48 | */ | |
3bc29f0a | 49 | LTTNG_TRACEPOINT_EVENT( |
b3c40230 MG |
50 | kvm_mmu_pagetable_walk, |
51 | TP_PROTO(u64 addr, u32 pferr), | |
52 | TP_ARGS(addr, pferr), | |
53 | ||
f127e61e MD |
54 | TP_FIELDS( |
55 | ctf_integer(__u64, addr, addr) | |
56 | ctf_integer(__u32, pferr, pferr) | |
57 | ) | |
b3c40230 | 58 | ) |
2d042821 | 59 | #else /* #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,6,0)) */ |
4bbec2e1 MD |
60 | /* |
61 | * A pagetable walk has started | |
62 | */ | |
63 | LTTNG_TRACEPOINT_EVENT( | |
64 | kvm_mmu_pagetable_walk, | |
65 | TP_PROTO(u64 addr, int write_fault, int user_fault, int fetch_fault), | |
66 | TP_ARGS(addr, write_fault, user_fault, fetch_fault), | |
b3c40230 | 67 | |
4bbec2e1 MD |
68 | TP_FIELDS( |
69 | ctf_integer(__u64, addr, addr) | |
70 | ctf_integer(__u32, pferr, | |
71 | (!!write_fault << 1) | (!!user_fault << 2) | |
72 | | (!!fetch_fault << 4)) | |
73 | ) | |
74 | ) | |
2d042821 | 75 | #endif /* #else #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,6,0)) */ |
b3c40230 MG |
76 | |
77 | /* We just walked a paging element */ | |
3bc29f0a | 78 | LTTNG_TRACEPOINT_EVENT( |
b3c40230 MG |
79 | kvm_mmu_paging_element, |
80 | TP_PROTO(u64 pte, int level), | |
81 | TP_ARGS(pte, level), | |
82 | ||
f127e61e MD |
83 | TP_FIELDS( |
84 | ctf_integer(__u64, pte, pte) | |
85 | ctf_integer(__u32, level, level) | |
86 | ) | |
b3c40230 MG |
87 | ) |
88 | ||
3bc29f0a | 89 | LTTNG_TRACEPOINT_EVENT_CLASS(kvm_mmu_set_bit_class, |
b3c40230 MG |
90 | |
91 | TP_PROTO(unsigned long table_gfn, unsigned index, unsigned size), | |
92 | ||
93 | TP_ARGS(table_gfn, index, size), | |
94 | ||
f127e61e MD |
95 | TP_FIELDS( |
96 | ctf_integer(__u64, gpa, | |
97 | ((u64)table_gfn << PAGE_SHIFT) + index * size) | |
98 | ) | |
b3c40230 MG |
99 | ) |
100 | ||
101 | /* We set a pte accessed bit */ | |
3bc29f0a | 102 | LTTNG_TRACEPOINT_EVENT_INSTANCE(kvm_mmu_set_bit_class, kvm_mmu_set_accessed_bit, |
b3c40230 MG |
103 | |
104 | TP_PROTO(unsigned long table_gfn, unsigned index, unsigned size), | |
105 | ||
106 | TP_ARGS(table_gfn, index, size) | |
107 | ) | |
108 | ||
109 | /* We set a pte dirty bit */ | |
3bc29f0a | 110 | LTTNG_TRACEPOINT_EVENT_INSTANCE(kvm_mmu_set_bit_class, kvm_mmu_set_dirty_bit, |
b3c40230 MG |
111 | |
112 | TP_PROTO(unsigned long table_gfn, unsigned index, unsigned size), | |
113 | ||
114 | TP_ARGS(table_gfn, index, size) | |
115 | ) | |
116 | ||
3bc29f0a | 117 | LTTNG_TRACEPOINT_EVENT( |
b3c40230 MG |
118 | kvm_mmu_walker_error, |
119 | TP_PROTO(u32 pferr), | |
120 | TP_ARGS(pferr), | |
121 | ||
f127e61e MD |
122 | TP_FIELDS( |
123 | ctf_integer(__u32, pferr, pferr) | |
124 | ) | |
b3c40230 MG |
125 | ) |
126 | ||
3bc29f0a | 127 | LTTNG_TRACEPOINT_EVENT( |
b3c40230 MG |
128 | kvm_mmu_get_page, |
129 | TP_PROTO(struct kvm_mmu_page *sp, bool created), | |
130 | TP_ARGS(sp, created), | |
131 | ||
f127e61e MD |
132 | TP_FIELDS( |
133 | LTTNG_KVM_MMU_PAGE_FIELDS | |
134 | ctf_integer(bool, created, created) | |
135 | ) | |
b3c40230 MG |
136 | ) |
137 | ||
3bc29f0a | 138 | LTTNG_TRACEPOINT_EVENT_CLASS(kvm_mmu_page_class, |
b3c40230 MG |
139 | |
140 | TP_PROTO(struct kvm_mmu_page *sp), | |
141 | TP_ARGS(sp), | |
142 | ||
f127e61e MD |
143 | TP_FIELDS( |
144 | LTTNG_KVM_MMU_PAGE_FIELDS | |
145 | ) | |
b3c40230 MG |
146 | ) |
147 | ||
3bc29f0a | 148 | LTTNG_TRACEPOINT_EVENT_INSTANCE(kvm_mmu_page_class, kvm_mmu_sync_page, |
b3c40230 MG |
149 | TP_PROTO(struct kvm_mmu_page *sp), |
150 | ||
151 | TP_ARGS(sp) | |
152 | ) | |
153 | ||
3bc29f0a | 154 | LTTNG_TRACEPOINT_EVENT_INSTANCE(kvm_mmu_page_class, kvm_mmu_unsync_page, |
b3c40230 MG |
155 | TP_PROTO(struct kvm_mmu_page *sp), |
156 | ||
157 | TP_ARGS(sp) | |
158 | ) | |
159 | ||
3bc29f0a | 160 | LTTNG_TRACEPOINT_EVENT_INSTANCE(kvm_mmu_page_class, kvm_mmu_prepare_zap_page, |
b3c40230 MG |
161 | TP_PROTO(struct kvm_mmu_page *sp), |
162 | ||
163 | TP_ARGS(sp) | |
164 | ) | |
165 | ||
2d042821 | 166 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,10,0)) |
e30866f9 MJ |
167 | |
168 | LTTNG_TRACEPOINT_EVENT_MAP( | |
169 | mark_mmio_spte, | |
170 | ||
171 | kvm_mmu_mark_mmio_spte, | |
172 | ||
173 | TP_PROTO(u64 *sptep, gfn_t gfn, u64 spte), | |
174 | TP_ARGS(sptep, gfn, spte), | |
175 | ||
176 | TP_FIELDS( | |
177 | ctf_integer_hex(void *, sptep, sptep) | |
178 | ctf_integer(gfn_t, gfn, gfn) | |
179 | ctf_integer(unsigned, access, spte & ACC_ALL) | |
180 | ctf_integer(unsigned int, gen, get_mmio_spte_generation(spte)) | |
181 | ) | |
182 | ) | |
183 | ||
2d042821 | 184 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,11,0)) |
d3a7bdc5 MD |
185 | |
186 | LTTNG_TRACEPOINT_EVENT_MAP( | |
187 | mark_mmio_spte, | |
188 | ||
189 | kvm_mmu_mark_mmio_spte, | |
190 | ||
191 | TP_PROTO(u64 *sptep, gfn_t gfn, unsigned access, unsigned int gen), | |
192 | TP_ARGS(sptep, gfn, access, gen), | |
193 | ||
194 | TP_FIELDS( | |
fa91fcac | 195 | ctf_integer_hex(void *, sptep, sptep) |
d3a7bdc5 MD |
196 | ctf_integer(gfn_t, gfn, gfn) |
197 | ctf_integer(unsigned, access, access) | |
198 | ctf_integer(unsigned int, gen, gen) | |
199 | ) | |
200 | ) | |
201 | ||
2d042821 | 202 | #else /* #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,11,0)) */ |
d3a7bdc5 | 203 | |
9bbf98da | 204 | LTTNG_TRACEPOINT_EVENT_MAP( |
b3c40230 | 205 | mark_mmio_spte, |
9bbf98da MD |
206 | |
207 | kvm_mmu_mark_mmio_spte, | |
208 | ||
b3c40230 MG |
209 | TP_PROTO(u64 *sptep, gfn_t gfn, unsigned access), |
210 | TP_ARGS(sptep, gfn, access), | |
211 | ||
f127e61e | 212 | TP_FIELDS( |
fa91fcac | 213 | ctf_integer_hex(void *, sptep, sptep) |
f127e61e MD |
214 | ctf_integer(gfn_t, gfn, gfn) |
215 | ctf_integer(unsigned, access, access) | |
216 | ) | |
b3c40230 MG |
217 | ) |
218 | ||
2d042821 | 219 | #endif /* #else #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,11,0)) */ |
d3a7bdc5 | 220 | |
9bbf98da | 221 | LTTNG_TRACEPOINT_EVENT_MAP( |
b3c40230 | 222 | handle_mmio_page_fault, |
9bbf98da MD |
223 | |
224 | kvm_mmu_handle_mmio_page_fault, | |
225 | ||
b3c40230 MG |
226 | TP_PROTO(u64 addr, gfn_t gfn, unsigned access), |
227 | TP_ARGS(addr, gfn, access), | |
228 | ||
f127e61e MD |
229 | TP_FIELDS( |
230 | ctf_integer(u64, addr, addr) | |
231 | ctf_integer(gfn_t, gfn, gfn) | |
232 | ctf_integer(unsigned, access, access) | |
233 | ) | |
b3c40230 MG |
234 | ) |
235 | ||
2d042821 | 236 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,10,0)) |
2cb535ad MJ |
237 | LTTNG_TRACEPOINT_EVENT_MAP( |
238 | fast_page_fault, | |
239 | ||
240 | kvm_mmu_fast_page_fault, | |
241 | ||
242 | TP_PROTO(struct kvm_vcpu *vcpu, gpa_t cr2_or_gpa, u32 error_code, | |
243 | u64 *sptep, u64 old_spte, int ret), | |
244 | TP_ARGS(vcpu, cr2_or_gpa, error_code, sptep, old_spte, ret), | |
245 | ||
246 | TP_FIELDS( | |
247 | ctf_integer(int, vcpu_id, vcpu->vcpu_id) | |
248 | ctf_integer(gpa_t, cr2_or_gpa, cr2_or_gpa) | |
249 | ctf_integer(u32, error_code, error_code) | |
250 | ctf_integer_hex(u64 *, sptep, sptep) | |
251 | ctf_integer(u64, old_spte, old_spte) | |
252 | ctf_integer(u64, new_spte, *sptep) | |
253 | ctf_integer(int, ret, ret) | |
254 | ) | |
255 | ) | |
2d042821 | 256 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,6,0) || \ |
adab0aca MJ |
257 | LTTNG_KERNEL_RANGE(4,19,103, 4,20,0) || \ |
258 | LTTNG_KERNEL_RANGE(5,4,19, 5,5,0) || \ | |
c12bf012 | 259 | LTTNG_KERNEL_RANGE(5,5,3, 5,6,0) || \ |
47f5f96c | 260 | LTTNG_UBUNTU_KERNEL_RANGE(4,15,18,92, 4,16,0,0) || \ |
0980f1c7 | 261 | LTTNG_UBUNTU_KERNEL_RANGE(5,0,21,44, 5,1,0,0) || \ |
3b708973 MJ |
262 | LTTNG_UBUNTU_KERNEL_RANGE(5,3,18,43, 5,3,18,45) || \ |
263 | LTTNG_UBUNTU_KERNEL_RANGE(5,3,18,46, 5,4,0,0)) | |
adab0aca MJ |
264 | LTTNG_TRACEPOINT_EVENT_MAP( |
265 | fast_page_fault, | |
266 | ||
267 | kvm_mmu_fast_page_fault, | |
268 | ||
269 | TP_PROTO(struct kvm_vcpu *vcpu, gpa_t cr2_or_gpa, u32 error_code, | |
270 | u64 *sptep, u64 old_spte, bool retry), | |
271 | TP_ARGS(vcpu, cr2_or_gpa, error_code, sptep, old_spte, retry), | |
272 | ||
273 | TP_FIELDS( | |
274 | ctf_integer(int, vcpu_id, vcpu->vcpu_id) | |
275 | ctf_integer(gpa_t, cr2_or_gpa, cr2_or_gpa) | |
276 | ctf_integer(u32, error_code, error_code) | |
277 | ctf_integer_hex(u64 *, sptep, sptep) | |
278 | ctf_integer(u64, old_spte, old_spte) | |
279 | ctf_integer(u64, new_spte, *sptep) | |
280 | ctf_integer(bool, retry, retry) | |
281 | ) | |
282 | ) | |
283 | #else | |
9bbf98da | 284 | LTTNG_TRACEPOINT_EVENT_MAP( |
b3c40230 | 285 | fast_page_fault, |
9bbf98da MD |
286 | |
287 | kvm_mmu_fast_page_fault, | |
288 | ||
b3c40230 MG |
289 | TP_PROTO(struct kvm_vcpu *vcpu, gva_t gva, u32 error_code, |
290 | u64 *sptep, u64 old_spte, bool retry), | |
291 | TP_ARGS(vcpu, gva, error_code, sptep, old_spte, retry), | |
292 | ||
f127e61e MD |
293 | TP_FIELDS( |
294 | ctf_integer(int, vcpu_id, vcpu->vcpu_id) | |
295 | ctf_integer(gva_t, gva, gva) | |
296 | ctf_integer(u32, error_code, error_code) | |
fa91fcac | 297 | ctf_integer_hex(u64 *, sptep, sptep) |
f127e61e MD |
298 | ctf_integer(u64, old_spte, old_spte) |
299 | ctf_integer(u64, new_spte, *sptep) | |
300 | ctf_integer(bool, retry, retry) | |
b3c40230 MG |
301 | ) |
302 | ) | |
adab0aca MJ |
303 | #endif |
304 | ||
9bbf98da | 305 | #endif /* LTTNG_TRACE_KVM_MMU_H */ |
b3c40230 MG |
306 | |
307 | #undef TRACE_INCLUDE_PATH | |
c075712b | 308 | #define TRACE_INCLUDE_PATH instrumentation/events/lttng-module/arch/x86/kvm |
b3c40230 MG |
309 | #undef TRACE_INCLUDE_FILE |
310 | #define TRACE_INCLUDE_FILE mmutrace | |
311 | ||
312 | /* This part must be outside protection */ | |
6ec43db8 | 313 | #include <probes/define_trace.h> |