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