instrumentation/events/lttng-module/kvm.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #if !defined(LTTNG_TRACE_KVM_MAIN_H) || defined(TRACE_HEADER_MULTI_READ)
   3 #define LTTNG_TRACE_KVM_MAIN_H
   4
   5 #include <probes/lttng-tracepoint-event.h>
   6 #include <linux/version.h>
   7
   8 #undef TRACE_SYSTEM
   9 #define TRACE_SYSTEM kvm
  10
  11 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,38))
  12
  13 LTTNG_TRACEPOINT_EVENT(kvm_userspace_exit,
  14             TP_PROTO(__u32 reason, int errno),
  15             TP_ARGS(reason, errno),
  16
  17         TP_FIELDS(
  18                 ctf_integer(__u32, reason, reason)
  19                 ctf_integer(int, errno, errno)
  20         )
  21 )
  22 #endif
  23
  24 #if (LINUX_VERSION_CODE < KERNEL_VERSION(3,6,0))
  25 #if defined(__KVM_HAVE_IOAPIC)
  26 #undef __KVM_HAVE_IRQ_LINE
  27 #define __KVM_HAVE_IRQ_LINE
  28 #endif
  29 #endif
  30
  31 #if defined(__KVM_HAVE_IRQ_LINE)
  32 LTTNG_TRACEPOINT_EVENT(kvm_set_irq,
  33         TP_PROTO(unsigned int gsi, int level, int irq_source_id),
  34         TP_ARGS(gsi, level, irq_source_id),
  35
  36         TP_FIELDS(
  37                 ctf_integer(unsigned int, gsi, gsi)
  38                 ctf_integer(int, level, level)
  39                 ctf_integer(int, irq_source_id, irq_source_id)
  40         )
  41 )
  42 #endif
  43
  44 #if defined(__KVM_HAVE_IOAPIC)
  45
  46 LTTNG_TRACEPOINT_EVENT(kvm_ioapic_set_irq,
  47             TP_PROTO(__u64 e, int pin, bool coalesced),
  48             TP_ARGS(e, pin, coalesced),
  49
  50         TP_FIELDS(
  51                 ctf_integer(__u64, e, e)
  52                 ctf_integer(int, pin, pin)
  53                 ctf_integer(bool, coalesced, coalesced)
  54         )
  55 )
  56
  57 LTTNG_TRACEPOINT_EVENT(kvm_msi_set_irq,
  58             TP_PROTO(__u64 address, __u64 data),
  59             TP_ARGS(address, data),
  60
  61         TP_FIELDS(
  62                 ctf_integer(__u64, address, address)
  63                 ctf_integer(__u64, data, data)
  64         )
  65 )
  66
  67 LTTNG_TRACEPOINT_EVENT(kvm_ack_irq,
  68         TP_PROTO(unsigned int irqchip, unsigned int pin),
  69         TP_ARGS(irqchip, pin),
  70
  71         TP_FIELDS(
  72                 ctf_integer(unsigned int, irqchip, irqchip)
  73                 ctf_integer(unsigned int, pin, pin)
  74         )
  75 )
  76
  77 #endif /* defined(__KVM_HAVE_IOAPIC) */
  78
  79 #define KVM_TRACE_MMIO_READ_UNSATISFIED 0
  80 #define KVM_TRACE_MMIO_READ 1
  81 #define KVM_TRACE_MMIO_WRITE 2
  82
  83 #define kvm_trace_symbol_mmio \
  84         { KVM_TRACE_MMIO_READ_UNSATISFIED, "unsatisfied-read" }, \
  85         { KVM_TRACE_MMIO_READ, "read" }, \
  86         { KVM_TRACE_MMIO_WRITE, "write" }
  87
  88
  89 #if (LTTNG_SLE_KERNEL_RANGE(4,4,121,92,92,0, 4,4,122,0,0,0) \
  90         || LTTNG_SLE_KERNEL_RANGE(4,4,131,94,0,0, 4,5,0,0,0,0))
  91
  92 LTTNG_TRACEPOINT_EVENT(kvm_mmio,
  93         TP_PROTO(int type, int len, u64 gpa, u64 val),
  94         TP_ARGS(type, len, gpa, val),
  95
  96         TP_FIELDS(
  97                 ctf_integer(u32, type, type)
  98                 ctf_integer(u32, len, len)
  99                 ctf_integer(u64, gpa, gpa)
 100                 ctf_integer(u64, val, val)
 101         )
 102 )
 103
 104 #elif (LINUX_VERSION_CODE >= KERNEL_VERSION(4,15,0) \
 105         || LTTNG_KERNEL_RANGE(4,14,14, 4,15,0) \
 106         || LTTNG_DEBIAN_KERNEL_RANGE(4,14,13,0,1,0, 4,15,0,0,0,0) \
 107         || LTTNG_KERNEL_RANGE(4,9,77, 4,10,0) \
 108         || LTTNG_KERNEL_RANGE(4,4,112, 4,5,0) \
 109         || LTTNG_KERNEL_RANGE(4,1,50, 4,2,0) \
 110         || LTTNG_KERNEL_RANGE(3,16,52, 3,17,0) \
 111         || LTTNG_UBUNTU_KERNEL_RANGE(3,13,11,144, 3,14,0,0) \
 112         || LTTNG_KERNEL_RANGE(3,2,97, 3,3,0) \
 113         || LTTNG_UBUNTU_KERNEL_RANGE(4,13,16,38, 4,14,0,0) \
 114         || LTTNG_DEBIAN_KERNEL_RANGE(4,9,65,0,3,0, 4,10,0,0,0,0) \
 115         || LTTNG_FEDORA_KERNEL_RANGE(4,14,13,300, 4,15,0,0))
 116
 117 LTTNG_TRACEPOINT_EVENT(kvm_mmio,
 118         TP_PROTO(int type, int len, u64 gpa, void *val),
 119         TP_ARGS(type, len, gpa, val),
 120
 121         TP_FIELDS(
 122                 ctf_integer(u32, type, type)
 123                 ctf_integer(u32, len, len)
 124                 ctf_integer(u64, gpa, gpa)
 125                 ctf_sequence_hex(unsigned char, val, val, u32, len)
 126         )
 127 )
 128
 129 #else
 130
 131 LTTNG_TRACEPOINT_EVENT(kvm_mmio,
 132         TP_PROTO(int type, int len, u64 gpa, u64 val),
 133         TP_ARGS(type, len, gpa, val),
 134
 135         TP_FIELDS(
 136                 ctf_integer(u32, type, type)
 137                 ctf_integer(u32, len, len)
 138                 ctf_integer(u64, gpa, gpa)
 139                 ctf_integer(u64, val, val)
 140         )
 141 )
 142
 143 #endif
 144
 145 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,34))
 146
 147 #define kvm_fpu_load_symbol     \
 148         {0, "unload"},          \
 149         {1, "load"}
 150
 151 LTTNG_TRACEPOINT_EVENT(kvm_fpu,
 152         TP_PROTO(int load),
 153         TP_ARGS(load),
 154
 155         TP_FIELDS(
 156                 ctf_integer(u32, load, load)
 157         )
 158 )
 159
 160 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,18,0) \
 161         || LTTNG_RHEL_KERNEL_RANGE(3,10,0,327,0,0, 3,11,0,0,0,0))
 162
 163 LTTNG_TRACEPOINT_EVENT(kvm_age_page,
 164         TP_PROTO(ulong gfn, int level, struct kvm_memory_slot *slot, int ref),
 165         TP_ARGS(gfn, level, slot, ref),
 166
 167         TP_FIELDS(
 168                 ctf_integer(u64, hva,
 169                         ((gfn - slot->base_gfn) << PAGE_SHIFT) + slot->userspace_addr)
 170                 ctf_integer(u64, gfn, gfn)
 171                 ctf_integer(u8, level, level)
 172                 ctf_integer(u8, referenced, ref)
 173         )
 174 )
 175
 176 #else
 177
 178 LTTNG_TRACEPOINT_EVENT(kvm_age_page,
 179         TP_PROTO(ulong hva, struct kvm_memory_slot *slot, int ref),
 180         TP_ARGS(hva, slot, ref),
 181
 182         TP_FIELDS(
 183                 ctf_integer(u64, hva, hva)
 184                 ctf_integer(u64, gfn,
 185                         slot->base_gfn + ((hva - slot->userspace_addr) >> PAGE_SHIFT))
 186                 ctf_integer(u8, referenced, ref)
 187         )
 188 )
 189 #endif
 190 #endif
 191
 192 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,38))
 193
 194 #ifdef CONFIG_KVM_ASYNC_PF
 195 LTTNG_TRACEPOINT_EVENT_CLASS(kvm_async_get_page_class,
 196
 197         TP_PROTO(u64 gva, u64 gfn),
 198
 199         TP_ARGS(gva, gfn),
 200
 201         TP_FIELDS(
 202                 ctf_integer(__u64, gva, gva)
 203                 ctf_integer(u64, gfn, gfn)
 204         )
 205 )
 206
 207 LTTNG_TRACEPOINT_EVENT_INSTANCE(kvm_async_get_page_class, kvm_try_async_get_page,
 208
 209         TP_PROTO(u64 gva, u64 gfn),
 210
 211         TP_ARGS(gva, gfn)
 212 )
 213
 214 LTTNG_TRACEPOINT_EVENT_INSTANCE(kvm_async_get_page_class, kvm_async_pf_doublefault,
 215
 216         TP_PROTO(u64 gva, u64 gfn),
 217
 218         TP_ARGS(gva, gfn)
 219 )
 220
 221 LTTNG_TRACEPOINT_EVENT_CLASS(kvm_async_pf_nopresent_ready,
 222
 223         TP_PROTO(u64 token, u64 gva),
 224
 225         TP_ARGS(token, gva),
 226
 227         TP_FIELDS(
 228                 ctf_integer(__u64, token, token)
 229                 ctf_integer(__u64, gva, gva)
 230         )
 231 )
 232
 233 LTTNG_TRACEPOINT_EVENT_INSTANCE(kvm_async_pf_nopresent_ready, kvm_async_pf_not_present,
 234
 235         TP_PROTO(u64 token, u64 gva),
 236
 237         TP_ARGS(token, gva)
 238 )
 239
 240 LTTNG_TRACEPOINT_EVENT_INSTANCE(kvm_async_pf_nopresent_ready, kvm_async_pf_ready,
 241
 242         TP_PROTO(u64 token, u64 gva),
 243
 244         TP_ARGS(token, gva)
 245 )
 246
 247 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,13,0) \
 248         || LTTNG_RHEL_KERNEL_RANGE(3,10,0,229,0,0, 3,11,0,0,0,0))
 249
 250 LTTNG_TRACEPOINT_EVENT(
 251         kvm_async_pf_completed,
 252         TP_PROTO(unsigned long address, u64 gva),
 253         TP_ARGS(address, gva),
 254
 255         TP_FIELDS(
 256                 ctf_integer(unsigned long, address, address)
 257                 ctf_integer(u64, gva, gva)
 258         )
 259 )
 260
 261 #else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,13,0)) */
 262
 263 LTTNG_TRACEPOINT_EVENT(
 264         kvm_async_pf_completed,
 265         TP_PROTO(unsigned long address, struct page *page, u64 gva),
 266         TP_ARGS(address, page, gva),
 267
 268         TP_FIELDS(
 269                 ctf_integer(unsigned long, address, address)
 270                 ctf_integer(pfn_t, pfn, page ? page_to_pfn(page) : 0)
 271                 ctf_integer(u64, gva, gva)
 272         )
 273 )
 274
 275 #endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,13,0)) */
 276
 277 #endif
 278
 279 #endif
 280
 281 #endif /* LTTNG_TRACE_KVM_MAIN_H */
 282
 283 /* This part must be outside protection */
 284 #include <probes/define_trace.h>