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