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 | ||
0155bce1 KS |
166 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,10,0) || \ |
167 | LTTNG_RHEL_KERNEL_RANGE(4,18,0,305,0,0, 4,19,0,0,0,0)) | |
e30866f9 MJ |
168 | |
169 | LTTNG_TRACEPOINT_EVENT_MAP( | |
170 | mark_mmio_spte, | |
171 | ||
172 | kvm_mmu_mark_mmio_spte, | |
173 | ||
174 | TP_PROTO(u64 *sptep, gfn_t gfn, u64 spte), | |
175 | TP_ARGS(sptep, gfn, spte), | |
176 | ||
177 | TP_FIELDS( | |
178 | ctf_integer_hex(void *, sptep, sptep) | |
179 | ctf_integer(gfn_t, gfn, gfn) | |
180 | ctf_integer(unsigned, access, spte & ACC_ALL) | |
181 | ctf_integer(unsigned int, gen, get_mmio_spte_generation(spte)) | |
182 | ) | |
183 | ) | |
184 | ||
2d042821 | 185 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,11,0)) |
d3a7bdc5 MD |
186 | |
187 | LTTNG_TRACEPOINT_EVENT_MAP( | |
188 | mark_mmio_spte, | |
189 | ||
190 | kvm_mmu_mark_mmio_spte, | |
191 | ||
192 | TP_PROTO(u64 *sptep, gfn_t gfn, unsigned access, unsigned int gen), | |
193 | TP_ARGS(sptep, gfn, access, gen), | |
194 | ||
195 | TP_FIELDS( | |
fa91fcac | 196 | ctf_integer_hex(void *, sptep, sptep) |
d3a7bdc5 MD |
197 | ctf_integer(gfn_t, gfn, gfn) |
198 | ctf_integer(unsigned, access, access) | |
199 | ctf_integer(unsigned int, gen, gen) | |
200 | ) | |
201 | ) | |
202 | ||
2d042821 | 203 | #else /* #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,11,0)) */ |
d3a7bdc5 | 204 | |
9bbf98da | 205 | LTTNG_TRACEPOINT_EVENT_MAP( |
b3c40230 | 206 | mark_mmio_spte, |
9bbf98da MD |
207 | |
208 | kvm_mmu_mark_mmio_spte, | |
209 | ||
b3c40230 MG |
210 | TP_PROTO(u64 *sptep, gfn_t gfn, unsigned access), |
211 | TP_ARGS(sptep, gfn, access), | |
212 | ||
f127e61e | 213 | TP_FIELDS( |
fa91fcac | 214 | ctf_integer_hex(void *, sptep, sptep) |
f127e61e MD |
215 | ctf_integer(gfn_t, gfn, gfn) |
216 | ctf_integer(unsigned, access, access) | |
217 | ) | |
b3c40230 MG |
218 | ) |
219 | ||
2d042821 | 220 | #endif /* #else #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(3,11,0)) */ |
d3a7bdc5 | 221 | |
9bbf98da | 222 | LTTNG_TRACEPOINT_EVENT_MAP( |
b3c40230 | 223 | handle_mmio_page_fault, |
9bbf98da MD |
224 | |
225 | kvm_mmu_handle_mmio_page_fault, | |
226 | ||
b3c40230 MG |
227 | TP_PROTO(u64 addr, gfn_t gfn, unsigned access), |
228 | TP_ARGS(addr, gfn, access), | |
229 | ||
f127e61e MD |
230 | TP_FIELDS( |
231 | ctf_integer(u64, addr, addr) | |
232 | ctf_integer(gfn_t, gfn, gfn) | |
233 | ctf_integer(unsigned, access, access) | |
234 | ) | |
b3c40230 MG |
235 | ) |
236 | ||
5d252a95 MJ |
237 | #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,16,0)) |
238 | LTTNG_TRACEPOINT_EVENT_MAP( | |
239 | fast_page_fault, | |
240 | ||
241 | kvm_mmu_fast_page_fault, | |
242 | ||
243 | TP_PROTO(struct kvm_vcpu *vcpu, struct kvm_page_fault *fault, | |
244 | u64 *sptep, u64 old_spte, int ret), | |
245 | TP_ARGS(vcpu, fault, sptep, old_spte, ret), | |
246 | ||
247 | TP_FIELDS( | |
248 | ctf_integer(int, vcpu_id, vcpu->vcpu_id) | |
249 | ctf_integer(gpa_t, cr2_or_gpa, fault->addr) | |
250 | ctf_integer(u32, error_code, fault->error_code) | |
251 | ctf_integer_hex(u64 *, sptep, sptep) | |
252 | ctf_integer(u64, old_spte, old_spte) | |
253 | ctf_integer(u64, new_spte, *sptep) | |
254 | ctf_integer(int, ret, ret) | |
255 | ) | |
256 | ) | |
0155bce1 KS |
257 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,10,0) || \ |
258 | LTTNG_RHEL_KERNEL_RANGE(4,18,0,305,0,0, 4,19,0,0,0,0)) | |
2cb535ad MJ |
259 | LTTNG_TRACEPOINT_EVENT_MAP( |
260 | fast_page_fault, | |
261 | ||
262 | kvm_mmu_fast_page_fault, | |
263 | ||
264 | TP_PROTO(struct kvm_vcpu *vcpu, gpa_t cr2_or_gpa, u32 error_code, | |
265 | u64 *sptep, u64 old_spte, int ret), | |
266 | TP_ARGS(vcpu, cr2_or_gpa, error_code, sptep, old_spte, ret), | |
267 | ||
268 | TP_FIELDS( | |
269 | ctf_integer(int, vcpu_id, vcpu->vcpu_id) | |
270 | ctf_integer(gpa_t, cr2_or_gpa, cr2_or_gpa) | |
271 | ctf_integer(u32, error_code, error_code) | |
272 | ctf_integer_hex(u64 *, sptep, sptep) | |
273 | ctf_integer(u64, old_spte, old_spte) | |
274 | ctf_integer(u64, new_spte, *sptep) | |
275 | ctf_integer(int, ret, ret) | |
276 | ) | |
277 | ) | |
2d042821 | 278 | #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,6,0) || \ |
adab0aca MJ |
279 | LTTNG_KERNEL_RANGE(4,19,103, 4,20,0) || \ |
280 | LTTNG_KERNEL_RANGE(5,4,19, 5,5,0) || \ | |
c12bf012 | 281 | LTTNG_KERNEL_RANGE(5,5,3, 5,6,0) || \ |
47f5f96c | 282 | LTTNG_UBUNTU_KERNEL_RANGE(4,15,18,92, 4,16,0,0) || \ |
0980f1c7 | 283 | LTTNG_UBUNTU_KERNEL_RANGE(5,0,21,44, 5,1,0,0) || \ |
3b708973 MJ |
284 | LTTNG_UBUNTU_KERNEL_RANGE(5,3,18,43, 5,3,18,45) || \ |
285 | LTTNG_UBUNTU_KERNEL_RANGE(5,3,18,46, 5,4,0,0)) | |
adab0aca MJ |
286 | LTTNG_TRACEPOINT_EVENT_MAP( |
287 | fast_page_fault, | |
288 | ||
289 | kvm_mmu_fast_page_fault, | |
290 | ||
291 | TP_PROTO(struct kvm_vcpu *vcpu, gpa_t cr2_or_gpa, u32 error_code, | |
292 | u64 *sptep, u64 old_spte, bool retry), | |
293 | TP_ARGS(vcpu, cr2_or_gpa, error_code, sptep, old_spte, retry), | |
294 | ||
295 | TP_FIELDS( | |
296 | ctf_integer(int, vcpu_id, vcpu->vcpu_id) | |
297 | ctf_integer(gpa_t, cr2_or_gpa, cr2_or_gpa) | |
298 | ctf_integer(u32, error_code, error_code) | |
299 | ctf_integer_hex(u64 *, sptep, sptep) | |
300 | ctf_integer(u64, old_spte, old_spte) | |
301 | ctf_integer(u64, new_spte, *sptep) | |
302 | ctf_integer(bool, retry, retry) | |
303 | ) | |
304 | ) | |
305 | #else | |
9bbf98da | 306 | LTTNG_TRACEPOINT_EVENT_MAP( |
b3c40230 | 307 | fast_page_fault, |
9bbf98da MD |
308 | |
309 | kvm_mmu_fast_page_fault, | |
310 | ||
b3c40230 MG |
311 | TP_PROTO(struct kvm_vcpu *vcpu, gva_t gva, u32 error_code, |
312 | u64 *sptep, u64 old_spte, bool retry), | |
313 | TP_ARGS(vcpu, gva, error_code, sptep, old_spte, retry), | |
314 | ||
f127e61e MD |
315 | TP_FIELDS( |
316 | ctf_integer(int, vcpu_id, vcpu->vcpu_id) | |
317 | ctf_integer(gva_t, gva, gva) | |
318 | ctf_integer(u32, error_code, error_code) | |
fa91fcac | 319 | ctf_integer_hex(u64 *, sptep, sptep) |
f127e61e MD |
320 | ctf_integer(u64, old_spte, old_spte) |
321 | ctf_integer(u64, new_spte, *sptep) | |
322 | ctf_integer(bool, retry, retry) | |
b3c40230 MG |
323 | ) |
324 | ) | |
adab0aca MJ |
325 | #endif |
326 | ||
9bbf98da | 327 | #endif /* LTTNG_TRACE_KVM_MMU_H */ |
b3c40230 MG |
328 | |
329 | #undef TRACE_INCLUDE_PATH | |
c075712b | 330 | #define TRACE_INCLUDE_PATH instrumentation/events/lttng-module/arch/x86/kvm |
b3c40230 MG |
331 | #undef TRACE_INCLUDE_FILE |
332 | #define TRACE_INCLUDE_FILE mmutrace | |
333 | ||
334 | /* This part must be outside protection */ | |
6ec43db8 | 335 | #include <probes/define_trace.h> |