instrumentation/events/lttng-module/kvm.h

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