Commit | Line | Data |
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07420171 AK |
1 | #if !defined(_TRACE_KVMMMU_H) || defined(TRACE_HEADER_MULTI_READ) |
2 | #define _TRACE_KVMMMU_H | |
3 | ||
4 | #include <linux/tracepoint.h> | |
af658dca | 5 | #include <linux/trace_events.h> |
07420171 AK |
6 | |
7 | #undef TRACE_SYSTEM | |
8 | #define TRACE_SYSTEM kvmmmu | |
07420171 | 9 | |
2248b023 XG |
10 | #define KVM_MMU_PAGE_FIELDS \ |
11 | __field(unsigned long, mmu_valid_gen) \ | |
12 | __field(__u64, gfn) \ | |
13 | __field(__u32, role) \ | |
14 | __field(__u32, root_count) \ | |
df2fb6e7 | 15 | __field(bool, unsync) |
f691fe1d | 16 | |
2248b023 XG |
17 | #define KVM_MMU_PAGE_ASSIGN(sp) \ |
18 | __entry->mmu_valid_gen = sp->mmu_valid_gen; \ | |
19 | __entry->gfn = sp->gfn; \ | |
20 | __entry->role = sp->role.word; \ | |
21 | __entry->root_count = sp->root_count; \ | |
f691fe1d AK |
22 | __entry->unsync = sp->unsync; |
23 | ||
24 | #define KVM_MMU_PAGE_PRINTK() ({ \ | |
467aa1f2 | 25 | const char *saved_ptr = trace_seq_buffer_ptr(p); \ |
f691fe1d AK |
26 | static const char *access_str[] = { \ |
27 | "---", "--x", "w--", "w-x", "-u-", "-ux", "wu-", "wux" \ | |
28 | }; \ | |
29 | union kvm_mmu_page_role role; \ | |
30 | \ | |
31 | role.word = __entry->role; \ | |
32 | \ | |
2248b023 XG |
33 | trace_seq_printf(p, "sp gen %lx gfn %llx %u%s q%u%s %s%s" \ |
34 | " %snxe root %u %s%c", __entry->mmu_valid_gen, \ | |
5b7e0102 AK |
35 | __entry->gfn, role.level, \ |
36 | role.cr4_pae ? " pae" : "", \ | |
f691fe1d AK |
37 | role.quadrant, \ |
38 | role.direct ? " direct" : "", \ | |
39 | access_str[role.access], \ | |
40 | role.invalid ? " invalid" : "", \ | |
f691fe1d AK |
41 | role.nxe ? "" : "!", \ |
42 | __entry->root_count, \ | |
43 | __entry->unsync ? "unsync" : "sync", 0); \ | |
467aa1f2 | 44 | saved_ptr; \ |
f691fe1d AK |
45 | }) |
46 | ||
07420171 AK |
47 | #define kvm_mmu_trace_pferr_flags \ |
48 | { PFERR_PRESENT_MASK, "P" }, \ | |
49 | { PFERR_WRITE_MASK, "W" }, \ | |
50 | { PFERR_USER_MASK, "U" }, \ | |
51 | { PFERR_RSVD_MASK, "RSVD" }, \ | |
52 | { PFERR_FETCH_MASK, "F" } | |
53 | ||
54 | /* | |
55 | * A pagetable walk has started | |
56 | */ | |
57 | TRACE_EVENT( | |
58 | kvm_mmu_pagetable_walk, | |
6fbc2770 XG |
59 | TP_PROTO(u64 addr, u32 pferr), |
60 | TP_ARGS(addr, pferr), | |
07420171 AK |
61 | |
62 | TP_STRUCT__entry( | |
63 | __field(__u64, addr) | |
64 | __field(__u32, pferr) | |
65 | ), | |
66 | ||
67 | TP_fast_assign( | |
68 | __entry->addr = addr; | |
6fbc2770 | 69 | __entry->pferr = pferr; |
07420171 AK |
70 | ), |
71 | ||
72 | TP_printk("addr %llx pferr %x %s", __entry->addr, __entry->pferr, | |
73 | __print_flags(__entry->pferr, "|", kvm_mmu_trace_pferr_flags)) | |
74 | ); | |
75 | ||
76 | ||
77 | /* We just walked a paging element */ | |
78 | TRACE_EVENT( | |
79 | kvm_mmu_paging_element, | |
80 | TP_PROTO(u64 pte, int level), | |
81 | TP_ARGS(pte, level), | |
82 | ||
83 | TP_STRUCT__entry( | |
84 | __field(__u64, pte) | |
85 | __field(__u32, level) | |
86 | ), | |
87 | ||
88 | TP_fast_assign( | |
89 | __entry->pte = pte; | |
90 | __entry->level = level; | |
91 | ), | |
92 | ||
93 | TP_printk("pte %llx level %u", __entry->pte, __entry->level) | |
94 | ); | |
95 | ||
85f2067c XG |
96 | DECLARE_EVENT_CLASS(kvm_mmu_set_bit_class, |
97 | ||
07420171 | 98 | TP_PROTO(unsigned long table_gfn, unsigned index, unsigned size), |
85f2067c | 99 | |
07420171 AK |
100 | TP_ARGS(table_gfn, index, size), |
101 | ||
102 | TP_STRUCT__entry( | |
103 | __field(__u64, gpa) | |
85f2067c | 104 | ), |
07420171 AK |
105 | |
106 | TP_fast_assign( | |
107 | __entry->gpa = ((u64)table_gfn << PAGE_SHIFT) | |
108 | + index * size; | |
109 | ), | |
110 | ||
111 | TP_printk("gpa %llx", __entry->gpa) | |
112 | ); | |
113 | ||
85f2067c XG |
114 | /* We set a pte accessed bit */ |
115 | DEFINE_EVENT(kvm_mmu_set_bit_class, kvm_mmu_set_accessed_bit, | |
116 | ||
07420171 | 117 | TP_PROTO(unsigned long table_gfn, unsigned index, unsigned size), |
07420171 | 118 | |
85f2067c XG |
119 | TP_ARGS(table_gfn, index, size) |
120 | ); | |
07420171 | 121 | |
85f2067c XG |
122 | /* We set a pte dirty bit */ |
123 | DEFINE_EVENT(kvm_mmu_set_bit_class, kvm_mmu_set_dirty_bit, | |
07420171 | 124 | |
85f2067c XG |
125 | TP_PROTO(unsigned long table_gfn, unsigned index, unsigned size), |
126 | ||
127 | TP_ARGS(table_gfn, index, size) | |
07420171 AK |
128 | ); |
129 | ||
130 | TRACE_EVENT( | |
131 | kvm_mmu_walker_error, | |
132 | TP_PROTO(u32 pferr), | |
133 | TP_ARGS(pferr), | |
134 | ||
135 | TP_STRUCT__entry( | |
136 | __field(__u32, pferr) | |
137 | ), | |
138 | ||
139 | TP_fast_assign( | |
140 | __entry->pferr = pferr; | |
141 | ), | |
142 | ||
143 | TP_printk("pferr %x %s", __entry->pferr, | |
144 | __print_flags(__entry->pferr, "|", kvm_mmu_trace_pferr_flags)) | |
145 | ); | |
146 | ||
f691fe1d AK |
147 | TRACE_EVENT( |
148 | kvm_mmu_get_page, | |
149 | TP_PROTO(struct kvm_mmu_page *sp, bool created), | |
150 | TP_ARGS(sp, created), | |
151 | ||
152 | TP_STRUCT__entry( | |
153 | KVM_MMU_PAGE_FIELDS | |
154 | __field(bool, created) | |
155 | ), | |
156 | ||
157 | TP_fast_assign( | |
158 | KVM_MMU_PAGE_ASSIGN(sp) | |
159 | __entry->created = created; | |
160 | ), | |
161 | ||
162 | TP_printk("%s %s", KVM_MMU_PAGE_PRINTK(), | |
163 | __entry->created ? "new" : "existing") | |
164 | ); | |
165 | ||
85f2067c XG |
166 | DECLARE_EVENT_CLASS(kvm_mmu_page_class, |
167 | ||
f691fe1d AK |
168 | TP_PROTO(struct kvm_mmu_page *sp), |
169 | TP_ARGS(sp), | |
170 | ||
171 | TP_STRUCT__entry( | |
172 | KVM_MMU_PAGE_FIELDS | |
85f2067c | 173 | ), |
f691fe1d AK |
174 | |
175 | TP_fast_assign( | |
176 | KVM_MMU_PAGE_ASSIGN(sp) | |
85f2067c | 177 | ), |
f691fe1d AK |
178 | |
179 | TP_printk("%s", KVM_MMU_PAGE_PRINTK()) | |
180 | ); | |
181 | ||
85f2067c | 182 | DEFINE_EVENT(kvm_mmu_page_class, kvm_mmu_sync_page, |
f691fe1d | 183 | TP_PROTO(struct kvm_mmu_page *sp), |
f691fe1d | 184 | |
85f2067c | 185 | TP_ARGS(sp) |
f691fe1d AK |
186 | ); |
187 | ||
85f2067c | 188 | DEFINE_EVENT(kvm_mmu_page_class, kvm_mmu_unsync_page, |
f691fe1d | 189 | TP_PROTO(struct kvm_mmu_page *sp), |
f691fe1d | 190 | |
85f2067c XG |
191 | TP_ARGS(sp) |
192 | ); | |
f691fe1d | 193 | |
7775834a | 194 | DEFINE_EVENT(kvm_mmu_page_class, kvm_mmu_prepare_zap_page, |
85f2067c | 195 | TP_PROTO(struct kvm_mmu_page *sp), |
f691fe1d | 196 | |
85f2067c | 197 | TP_ARGS(sp) |
f691fe1d | 198 | ); |
8b1fe17c | 199 | |
4f022648 XG |
200 | TRACE_EVENT( |
201 | mark_mmio_spte, | |
f2fd125d XG |
202 | TP_PROTO(u64 *sptep, gfn_t gfn, unsigned access, unsigned int gen), |
203 | TP_ARGS(sptep, gfn, access, gen), | |
4f022648 XG |
204 | |
205 | TP_STRUCT__entry( | |
206 | __field(void *, sptep) | |
207 | __field(gfn_t, gfn) | |
208 | __field(unsigned, access) | |
f2fd125d | 209 | __field(unsigned int, gen) |
4f022648 XG |
210 | ), |
211 | ||
212 | TP_fast_assign( | |
213 | __entry->sptep = sptep; | |
214 | __entry->gfn = gfn; | |
215 | __entry->access = access; | |
f2fd125d | 216 | __entry->gen = gen; |
4f022648 XG |
217 | ), |
218 | ||
f2fd125d XG |
219 | TP_printk("sptep:%p gfn %llx access %x gen %x", __entry->sptep, |
220 | __entry->gfn, __entry->access, __entry->gen) | |
4f022648 XG |
221 | ); |
222 | ||
223 | TRACE_EVENT( | |
224 | handle_mmio_page_fault, | |
225 | TP_PROTO(u64 addr, gfn_t gfn, unsigned access), | |
226 | TP_ARGS(addr, gfn, access), | |
227 | ||
228 | TP_STRUCT__entry( | |
229 | __field(u64, addr) | |
230 | __field(gfn_t, gfn) | |
231 | __field(unsigned, access) | |
232 | ), | |
233 | ||
234 | TP_fast_assign( | |
235 | __entry->addr = addr; | |
236 | __entry->gfn = gfn; | |
237 | __entry->access = access; | |
238 | ), | |
239 | ||
240 | TP_printk("addr:%llx gfn %llx access %x", __entry->addr, __entry->gfn, | |
241 | __entry->access) | |
242 | ); | |
a72faf25 XG |
243 | |
244 | #define __spte_satisfied(__spte) \ | |
245 | (__entry->retry && is_writable_pte(__entry->__spte)) | |
246 | ||
247 | TRACE_EVENT( | |
248 | fast_page_fault, | |
249 | TP_PROTO(struct kvm_vcpu *vcpu, gva_t gva, u32 error_code, | |
250 | u64 *sptep, u64 old_spte, bool retry), | |
251 | TP_ARGS(vcpu, gva, error_code, sptep, old_spte, retry), | |
252 | ||
253 | TP_STRUCT__entry( | |
254 | __field(int, vcpu_id) | |
255 | __field(gva_t, gva) | |
256 | __field(u32, error_code) | |
257 | __field(u64 *, sptep) | |
258 | __field(u64, old_spte) | |
259 | __field(u64, new_spte) | |
260 | __field(bool, retry) | |
261 | ), | |
262 | ||
263 | TP_fast_assign( | |
264 | __entry->vcpu_id = vcpu->vcpu_id; | |
265 | __entry->gva = gva; | |
266 | __entry->error_code = error_code; | |
267 | __entry->sptep = sptep; | |
268 | __entry->old_spte = old_spte; | |
269 | __entry->new_spte = *sptep; | |
270 | __entry->retry = retry; | |
271 | ), | |
272 | ||
273 | TP_printk("vcpu %d gva %lx error_code %s sptep %p old %#llx" | |
274 | " new %llx spurious %d fixed %d", __entry->vcpu_id, | |
275 | __entry->gva, __print_flags(__entry->error_code, "|", | |
276 | kvm_mmu_trace_pferr_flags), __entry->sptep, | |
277 | __entry->old_spte, __entry->new_spte, | |
278 | __spte_satisfied(old_spte), __spte_satisfied(new_spte) | |
279 | ) | |
280 | ); | |
35006126 XG |
281 | |
282 | TRACE_EVENT( | |
283 | kvm_mmu_invalidate_zap_all_pages, | |
284 | TP_PROTO(struct kvm *kvm), | |
285 | TP_ARGS(kvm), | |
286 | ||
287 | TP_STRUCT__entry( | |
288 | __field(unsigned long, mmu_valid_gen) | |
289 | __field(unsigned int, mmu_used_pages) | |
290 | ), | |
291 | ||
292 | TP_fast_assign( | |
293 | __entry->mmu_valid_gen = kvm->arch.mmu_valid_gen; | |
294 | __entry->mmu_used_pages = kvm->arch.n_used_mmu_pages; | |
295 | ), | |
296 | ||
297 | TP_printk("kvm-mmu-valid-gen %lx used_pages %x", | |
298 | __entry->mmu_valid_gen, __entry->mmu_used_pages | |
299 | ) | |
300 | ); | |
089504c0 XG |
301 | |
302 | ||
303 | TRACE_EVENT( | |
304 | check_mmio_spte, | |
305 | TP_PROTO(u64 spte, unsigned int kvm_gen, unsigned int spte_gen), | |
306 | TP_ARGS(spte, kvm_gen, spte_gen), | |
307 | ||
308 | TP_STRUCT__entry( | |
309 | __field(unsigned int, kvm_gen) | |
310 | __field(unsigned int, spte_gen) | |
311 | __field(u64, spte) | |
312 | ), | |
313 | ||
314 | TP_fast_assign( | |
315 | __entry->kvm_gen = kvm_gen; | |
316 | __entry->spte_gen = spte_gen; | |
317 | __entry->spte = spte; | |
318 | ), | |
319 | ||
320 | TP_printk("spte %llx kvm_gen %x spte-gen %x valid %d", __entry->spte, | |
321 | __entry->kvm_gen, __entry->spte_gen, | |
322 | __entry->kvm_gen == __entry->spte_gen | |
323 | ) | |
324 | ); | |
07420171 AK |
325 | #endif /* _TRACE_KVMMMU_H */ |
326 | ||
2ed152af XG |
327 | #undef TRACE_INCLUDE_PATH |
328 | #define TRACE_INCLUDE_PATH . | |
329 | #undef TRACE_INCLUDE_FILE | |
330 | #define TRACE_INCLUDE_FILE mmutrace | |
331 | ||
07420171 AK |
332 | /* This part must be outside protection */ |
333 | #include <trace/define_trace.h> |