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