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 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,15,0) \
  89         || LTTNG_KERNEL_RANGE(4,14,14, 4,15,0) \
  90         || LTTNG_DEBIAN_KERNEL_RANGE(4,14,13,0,1,0, 4,15,0,0,0,0) \
  91         || LTTNG_KERNEL_RANGE(4,9,77, 4,10,0) \
  92         || LTTNG_KERNEL_RANGE(4,4,112, 4,5,0) \
  93         || LTTNG_KERNEL_RANGE(4,1,50, 4,2,0) \
  94         || LTTNG_KERNEL_RANGE(3,16,52, 3,17,0) \
  95         || LTTNG_UBUNTU_KERNEL_RANGE(3,13,11,144, 3,14,0,0) \
  96         || LTTNG_KERNEL_RANGE(3,2,97, 3,3,0) \
  97         || LTTNG_UBUNTU_KERNEL_RANGE(4,13,16,38, 4,14,0,0) \
  98         || LTTNG_DEBIAN_KERNEL_RANGE(4,9,65,0,3,0, 4,10,0,0,0,0) \
  99         || LTTNG_FEDORA_KERNEL_RANGE(4,14,13,300, 4,15,0,0))
 100
 101 LTTNG_TRACEPOINT_EVENT(kvm_mmio,
 102         TP_PROTO(int type, int len, u64 gpa, void *val),
 103         TP_ARGS(type, len, gpa, val),
 104
 105         TP_FIELDS(
 106                 ctf_integer(u32, type, type)
 107                 ctf_integer(u32, len, len)
 108                 ctf_integer(u64, gpa, gpa)
 109                 ctf_sequence_hex(unsigned char, val, val, u32, len)
 110         )
 111 )
 112
 113 #else
 114
 115 LTTNG_TRACEPOINT_EVENT(kvm_mmio,
 116         TP_PROTO(int type, int len, u64 gpa, u64 val),
 117         TP_ARGS(type, len, gpa, val),
 118
 119         TP_FIELDS(
 120                 ctf_integer(u32, type, type)
 121                 ctf_integer(u32, len, len)
 122                 ctf_integer(u64, gpa, gpa)
 123                 ctf_integer(u64, val, val)
 124         )
 125 )
 126
 127 #endif
 128
 129 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,34))
 130
 131 #define kvm_fpu_load_symbol     \
 132         {0, "unload"},          \
 133         {1, "load"}
 134
 135 LTTNG_TRACEPOINT_EVENT(kvm_fpu,
 136         TP_PROTO(int load),
 137         TP_ARGS(load),
 138
 139         TP_FIELDS(
 140                 ctf_integer(u32, load, load)
 141         )
 142 )
 143
 144 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,18,0) \
 145         || LTTNG_RHEL_KERNEL_RANGE(3,10,0,327,0,0, 3,11,0,0,0,0))
 146
 147 LTTNG_TRACEPOINT_EVENT(kvm_age_page,
 148         TP_PROTO(ulong gfn, int level, struct kvm_memory_slot *slot, int ref),
 149         TP_ARGS(gfn, level, slot, ref),
 150
 151         TP_FIELDS(
 152                 ctf_integer(u64, hva,
 153                         ((gfn - slot->base_gfn) << PAGE_SHIFT) + slot->userspace_addr)
 154                 ctf_integer(u64, gfn, gfn)
 155                 ctf_integer(u8, level, level)
 156                 ctf_integer(u8, referenced, ref)
 157         )
 158 )
 159
 160 #else
 161
 162 LTTNG_TRACEPOINT_EVENT(kvm_age_page,
 163         TP_PROTO(ulong hva, struct kvm_memory_slot *slot, int ref),
 164         TP_ARGS(hva, slot, ref),
 165
 166         TP_FIELDS(
 167                 ctf_integer(u64, hva, hva)
 168                 ctf_integer(u64, gfn,
 169                         slot->base_gfn + ((hva - slot->userspace_addr) >> PAGE_SHIFT))
 170                 ctf_integer(u8, referenced, ref)
 171         )
 172 )
 173 #endif
 174 #endif
 175
 176 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,38))
 177
 178 #ifdef CONFIG_KVM_ASYNC_PF
 179 LTTNG_TRACEPOINT_EVENT_CLASS(kvm_async_get_page_class,
 180
 181         TP_PROTO(u64 gva, u64 gfn),
 182
 183         TP_ARGS(gva, gfn),
 184
 185         TP_FIELDS(
 186                 ctf_integer(__u64, gva, gva)
 187                 ctf_integer(u64, gfn, gfn)
 188         )
 189 )
 190
 191 LTTNG_TRACEPOINT_EVENT_INSTANCE(kvm_async_get_page_class, kvm_try_async_get_page,
 192
 193         TP_PROTO(u64 gva, u64 gfn),
 194
 195         TP_ARGS(gva, gfn)
 196 )
 197
 198 LTTNG_TRACEPOINT_EVENT_INSTANCE(kvm_async_get_page_class, kvm_async_pf_doublefault,
 199
 200         TP_PROTO(u64 gva, u64 gfn),
 201
 202         TP_ARGS(gva, gfn)
 203 )
 204
 205 LTTNG_TRACEPOINT_EVENT_CLASS(kvm_async_pf_nopresent_ready,
 206
 207         TP_PROTO(u64 token, u64 gva),
 208
 209         TP_ARGS(token, gva),
 210
 211         TP_FIELDS(
 212                 ctf_integer(__u64, token, token)
 213                 ctf_integer(__u64, gva, gva)
 214         )
 215 )
 216
 217 LTTNG_TRACEPOINT_EVENT_INSTANCE(kvm_async_pf_nopresent_ready, kvm_async_pf_not_present,
 218
 219         TP_PROTO(u64 token, u64 gva),
 220
 221         TP_ARGS(token, gva)
 222 )
 223
 224 LTTNG_TRACEPOINT_EVENT_INSTANCE(kvm_async_pf_nopresent_ready, kvm_async_pf_ready,
 225
 226         TP_PROTO(u64 token, u64 gva),
 227
 228         TP_ARGS(token, gva)
 229 )
 230
 231 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,13,0) \
 232         || LTTNG_RHEL_KERNEL_RANGE(3,10,0,229,0,0, 3,11,0,0,0,0))
 233
 234 LTTNG_TRACEPOINT_EVENT(
 235         kvm_async_pf_completed,
 236         TP_PROTO(unsigned long address, u64 gva),
 237         TP_ARGS(address, gva),
 238
 239         TP_FIELDS(
 240                 ctf_integer(unsigned long, address, address)
 241                 ctf_integer(u64, gva, gva)
 242         )
 243 )
 244
 245 #else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,13,0)) */
 246
 247 LTTNG_TRACEPOINT_EVENT(
 248         kvm_async_pf_completed,
 249         TP_PROTO(unsigned long address, struct page *page, u64 gva),
 250         TP_ARGS(address, page, gva),
 251
 252         TP_FIELDS(
 253                 ctf_integer(unsigned long, address, address)
 254                 ctf_integer(pfn_t, pfn, page ? page_to_pfn(page) : 0)
 255                 ctf_integer(u64, gva, gva)
 256         )
 257 )
 258
 259 #endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,13,0)) */
 260
 261 #endif
 262
 263 #endif
 264
 265 #endif /* LTTNG_TRACE_KVM_MAIN_H */
 266
 267 /* This part must be outside protection */
 268 #include <probes/define_trace.h>