Fix: update kvm instrumentation for Ubuntu 5.3.0-43
[lttng-modules.git] / instrumentation / events / lttng-module / arch / x86 / kvm / mmutrace.h
CommitLineData
9f36eaed 1/* SPDX-License-Identifier: GPL-2.0 */
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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
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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
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17#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,1,0))
18
19#define LTTNG_KVM_MMU_PAGE_FIELDS \
20 ctf_integer(__u64, gfn, (sp)->gfn) \
21 ctf_integer(__u32, role, (sp)->role.word) \
22 ctf_integer(__u32, root_count, (sp)->root_count) \
23 ctf_integer(bool, unsync, (sp)->unsync)
24
25#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,11,0))
05b915ce 26
f127e61e 27#define LTTNG_KVM_MMU_PAGE_FIELDS \
05b915ce 28 ctf_integer(unsigned long, mmu_valid_gen, (sp)->mmu_valid_gen) \
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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)
b3c40230 33
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34#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,11,0)) */
35
36#define LTTNG_KVM_MMU_PAGE_FIELDS \
37 ctf_integer(__u64, gfn, (sp)->gfn) \
38 ctf_integer(__u32, role, (sp)->role.word) \
39 ctf_integer(__u32, root_count, (sp)->root_count) \
40 ctf_integer(bool, unsync, (sp)->unsync)
41
42#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,11,0)) */
43
4bbec2e1 44#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,6,0))
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45/*
46 * A pagetable walk has started
47 */
3bc29f0a 48LTTNG_TRACEPOINT_EVENT(
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49 kvm_mmu_pagetable_walk,
50 TP_PROTO(u64 addr, u32 pferr),
51 TP_ARGS(addr, pferr),
52
f127e61e 53 TP_FIELDS(
2c054599 54 ctf_integer_hex(__u64, addr, addr)
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55 ctf_integer(__u32, pferr, pferr)
56 )
b3c40230 57)
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58#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,6,0)) */
59/*
60 * A pagetable walk has started
61 */
62LTTNG_TRACEPOINT_EVENT(
63 kvm_mmu_pagetable_walk,
64 TP_PROTO(u64 addr, int write_fault, int user_fault, int fetch_fault),
65 TP_ARGS(addr, write_fault, user_fault, fetch_fault),
b3c40230 66
4bbec2e1 67 TP_FIELDS(
2c054599 68 ctf_integer_hex(__u64, addr, addr)
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69 ctf_integer(__u32, pferr,
70 (!!write_fault << 1) | (!!user_fault << 2)
71 | (!!fetch_fault << 4))
72 )
73)
74#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,6,0)) */
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75
76/* We just walked a paging element */
3bc29f0a 77LTTNG_TRACEPOINT_EVENT(
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78 kvm_mmu_paging_element,
79 TP_PROTO(u64 pte, int level),
80 TP_ARGS(pte, level),
81
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82 TP_FIELDS(
83 ctf_integer(__u64, pte, pte)
84 ctf_integer(__u32, level, level)
85 )
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86)
87
3bc29f0a 88LTTNG_TRACEPOINT_EVENT_CLASS(kvm_mmu_set_bit_class,
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89
90 TP_PROTO(unsigned long table_gfn, unsigned index, unsigned size),
91
92 TP_ARGS(table_gfn, index, size),
93
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94 TP_FIELDS(
95 ctf_integer(__u64, gpa,
96 ((u64)table_gfn << PAGE_SHIFT) + index * size)
97 )
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98)
99
100/* We set a pte accessed bit */
3bc29f0a 101LTTNG_TRACEPOINT_EVENT_INSTANCE(kvm_mmu_set_bit_class, kvm_mmu_set_accessed_bit,
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102
103 TP_PROTO(unsigned long table_gfn, unsigned index, unsigned size),
104
105 TP_ARGS(table_gfn, index, size)
106)
107
108/* We set a pte dirty bit */
3bc29f0a 109LTTNG_TRACEPOINT_EVENT_INSTANCE(kvm_mmu_set_bit_class, kvm_mmu_set_dirty_bit,
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110
111 TP_PROTO(unsigned long table_gfn, unsigned index, unsigned size),
112
113 TP_ARGS(table_gfn, index, size)
114)
115
3bc29f0a 116LTTNG_TRACEPOINT_EVENT(
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117 kvm_mmu_walker_error,
118 TP_PROTO(u32 pferr),
119 TP_ARGS(pferr),
120
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121 TP_FIELDS(
122 ctf_integer(__u32, pferr, pferr)
123 )
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124)
125
3bc29f0a 126LTTNG_TRACEPOINT_EVENT(
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127 kvm_mmu_get_page,
128 TP_PROTO(struct kvm_mmu_page *sp, bool created),
129 TP_ARGS(sp, created),
130
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131 TP_FIELDS(
132 LTTNG_KVM_MMU_PAGE_FIELDS
133 ctf_integer(bool, created, created)
134 )
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135)
136
3bc29f0a 137LTTNG_TRACEPOINT_EVENT_CLASS(kvm_mmu_page_class,
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138
139 TP_PROTO(struct kvm_mmu_page *sp),
140 TP_ARGS(sp),
141
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142 TP_FIELDS(
143 LTTNG_KVM_MMU_PAGE_FIELDS
144 )
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145)
146
3bc29f0a 147LTTNG_TRACEPOINT_EVENT_INSTANCE(kvm_mmu_page_class, kvm_mmu_sync_page,
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148 TP_PROTO(struct kvm_mmu_page *sp),
149
150 TP_ARGS(sp)
151)
152
3bc29f0a 153LTTNG_TRACEPOINT_EVENT_INSTANCE(kvm_mmu_page_class, kvm_mmu_unsync_page,
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154 TP_PROTO(struct kvm_mmu_page *sp),
155
156 TP_ARGS(sp)
157)
158
3bc29f0a 159LTTNG_TRACEPOINT_EVENT_INSTANCE(kvm_mmu_page_class, kvm_mmu_prepare_zap_page,
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160 TP_PROTO(struct kvm_mmu_page *sp),
161
162 TP_ARGS(sp)
163)
164
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165#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,11,0))
166
167LTTNG_TRACEPOINT_EVENT_MAP(
168 mark_mmio_spte,
169
170 kvm_mmu_mark_mmio_spte,
171
172 TP_PROTO(u64 *sptep, gfn_t gfn, unsigned access, unsigned int gen),
173 TP_ARGS(sptep, gfn, access, gen),
174
175 TP_FIELDS(
fa91fcac 176 ctf_integer_hex(void *, sptep, sptep)
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177 ctf_integer(gfn_t, gfn, gfn)
178 ctf_integer(unsigned, access, access)
179 ctf_integer(unsigned int, gen, gen)
180 )
181)
182
183#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,11,0)) */
184
9bbf98da 185LTTNG_TRACEPOINT_EVENT_MAP(
b3c40230 186 mark_mmio_spte,
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187
188 kvm_mmu_mark_mmio_spte,
189
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190 TP_PROTO(u64 *sptep, gfn_t gfn, unsigned access),
191 TP_ARGS(sptep, gfn, access),
192
f127e61e 193 TP_FIELDS(
fa91fcac 194 ctf_integer_hex(void *, sptep, sptep)
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195 ctf_integer(gfn_t, gfn, gfn)
196 ctf_integer(unsigned, access, access)
197 )
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198)
199
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200#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,11,0)) */
201
9bbf98da 202LTTNG_TRACEPOINT_EVENT_MAP(
b3c40230 203 handle_mmio_page_fault,
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204
205 kvm_mmu_handle_mmio_page_fault,
206
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207 TP_PROTO(u64 addr, gfn_t gfn, unsigned access),
208 TP_ARGS(addr, gfn, access),
209
f127e61e 210 TP_FIELDS(
2c054599 211 ctf_integer_hex(u64, addr, addr)
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212 ctf_integer(gfn_t, gfn, gfn)
213 ctf_integer(unsigned, access, access)
214 )
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215)
216
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217#if (LINUX_VERSION_CODE >= KERNEL_VERSION(5,6,0) || \
218 LTTNG_KERNEL_RANGE(4,19,103, 4,20,0) || \
219 LTTNG_KERNEL_RANGE(5,4,19, 5,5,0) || \
9b364f49 220 LTTNG_KERNEL_RANGE(5,5,3, 5,6,0) || \
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221 LTTNG_UBUNTU_KERNEL_RANGE(4,15,18,92, 4,16,0,0) || \
222 LTTNG_UBUNTU_KERNEL_RANGE(5,3,18,43, 5,4,0,0))
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223LTTNG_TRACEPOINT_EVENT_MAP(
224 fast_page_fault,
225
226 kvm_mmu_fast_page_fault,
227
228 TP_PROTO(struct kvm_vcpu *vcpu, gpa_t cr2_or_gpa, u32 error_code,
229 u64 *sptep, u64 old_spte, bool retry),
230 TP_ARGS(vcpu, cr2_or_gpa, error_code, sptep, old_spte, retry),
231
232 TP_FIELDS(
233 ctf_integer(int, vcpu_id, vcpu->vcpu_id)
234 ctf_integer(gpa_t, cr2_or_gpa, cr2_or_gpa)
235 ctf_integer(u32, error_code, error_code)
236 ctf_integer_hex(u64 *, sptep, sptep)
237 ctf_integer(u64, old_spte, old_spte)
238 ctf_integer(u64, new_spte, *sptep)
239 ctf_integer(bool, retry, retry)
240 )
241)
242#else
9bbf98da 243LTTNG_TRACEPOINT_EVENT_MAP(
b3c40230 244 fast_page_fault,
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245
246 kvm_mmu_fast_page_fault,
247
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248 TP_PROTO(struct kvm_vcpu *vcpu, gva_t gva, u32 error_code,
249 u64 *sptep, u64 old_spte, bool retry),
250 TP_ARGS(vcpu, gva, error_code, sptep, old_spte, retry),
251
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252 TP_FIELDS(
253 ctf_integer(int, vcpu_id, vcpu->vcpu_id)
254 ctf_integer(gva_t, gva, gva)
255 ctf_integer(u32, error_code, error_code)
fa91fcac 256 ctf_integer_hex(u64 *, sptep, sptep)
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257 ctf_integer(u64, old_spte, old_spte)
258 ctf_integer(u64, new_spte, *sptep)
259 ctf_integer(bool, retry, retry)
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260 )
261)
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262#endif
263
9bbf98da 264#endif /* LTTNG_TRACE_KVM_MMU_H */
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265
266#undef TRACE_INCLUDE_PATH
c075712b 267#define TRACE_INCLUDE_PATH instrumentation/events/lttng-module/arch/x86/kvm
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268#undef TRACE_INCLUDE_FILE
269#define TRACE_INCLUDE_FILE mmutrace
270
271/* This part must be outside protection */
6ec43db8 272#include <probes/define_trace.h>
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