include/instrumentation/events/kvm.h

   1 // SPDX-FileCopyrightText: 2011 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
   2 //
   3 // SPDX-License-Identifier: GPL-2.0-only
   4
   5 #if !defined(LTTNG_TRACE_KVM_MAIN_H) || defined(TRACE_HEADER_MULTI_READ)
   6 #define LTTNG_TRACE_KVM_MAIN_H
   7
   8 #include <lttng/tracepoint-event.h>
   9 #include <lttng/kernel-version.h>
  10
  11 #undef TRACE_SYSTEM
  12 #define TRACE_SYSTEM kvm
  13
  14 LTTNG_TRACEPOINT_EVENT(kvm_userspace_exit,
  15             TP_PROTO(__u32 reason, int errno),
  16             TP_ARGS(reason, errno),
  17
  18         TP_FIELDS(
  19                 ctf_integer(__u32, reason, reason)
  20                 ctf_integer(int, errno, errno)
  21         )
  22 )
  23
  24 #if defined(__KVM_HAVE_IOAPIC)
  25 LTTNG_TRACEPOINT_EVENT(kvm_set_irq,
  26         TP_PROTO(unsigned int gsi, int level, int irq_source_id),
  27         TP_ARGS(gsi, level, irq_source_id),
  28
  29         TP_FIELDS(
  30                 ctf_integer(unsigned int, gsi, gsi)
  31                 ctf_integer(int, level, level)
  32                 ctf_integer(int, irq_source_id, irq_source_id)
  33         )
  34 )
  35
  36 LTTNG_TRACEPOINT_EVENT(kvm_ioapic_set_irq,
  37             TP_PROTO(__u64 e, int pin, bool coalesced),
  38             TP_ARGS(e, pin, coalesced),
  39
  40         TP_FIELDS(
  41                 ctf_integer(__u64, e, e)
  42                 ctf_integer(int, pin, pin)
  43                 ctf_integer(bool, coalesced, coalesced)
  44         )
  45 )
  46
  47 LTTNG_TRACEPOINT_EVENT(kvm_msi_set_irq,
  48             TP_PROTO(__u64 address, __u64 data),
  49             TP_ARGS(address, data),
  50
  51         TP_FIELDS(
  52                 ctf_integer_hex(__u64, address, address)
  53                 ctf_integer(__u64, data, data)
  54         )
  55 )
  56
  57 LTTNG_TRACEPOINT_EVENT(kvm_ack_irq,
  58         TP_PROTO(unsigned int irqchip, unsigned int pin),
  59         TP_ARGS(irqchip, pin),
  60
  61         TP_FIELDS(
  62                 ctf_integer(unsigned int, irqchip, irqchip)
  63                 ctf_integer(unsigned int, pin, pin)
  64         )
  65 )
  66
  67 #endif /* defined(__KVM_HAVE_IOAPIC) */
  68
  69 #define KVM_TRACE_MMIO_READ_UNSATISFIED 0
  70 #define KVM_TRACE_MMIO_READ 1
  71 #define KVM_TRACE_MMIO_WRITE 2
  72
  73 #define kvm_trace_symbol_mmio \
  74         { KVM_TRACE_MMIO_READ_UNSATISFIED, "unsatisfied-read" }, \
  75         { KVM_TRACE_MMIO_READ, "read" }, \
  76         { KVM_TRACE_MMIO_WRITE, "write" }
  77
  78 #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,15,0) \
  79         || LTTNG_KERNEL_RANGE(4,14,14, 4,15,0) \
  80         || LTTNG_DEBIAN_KERNEL_RANGE(4,14,13,1,0, 4,15,0,0,0) \
  81         || LTTNG_KERNEL_RANGE(4,9,77, 4,10,0) \
  82         || (LTTNG_KERNEL_RANGE(4,4,112, 4,5,0) \
  83                 && !(LTTNG_SLE_KERNEL_RANGE(4,4,121,92,92,0, 4,4,122,0,0,0) \
  84                         || LTTNG_SLE_KERNEL_RANGE(4,4,131,94,0,0, 4,5,0,0,0,0))) \
  85         || LTTNG_UBUNTU_KERNEL_RANGE(4,13,16,38, 4,14,0,0) \
  86         || LTTNG_DEBIAN_KERNEL_RANGE(4,9,65,3,0, 4,10,0,0,0) \
  87         || LTTNG_FEDORA_KERNEL_RANGE(4,14,13,300, 4,15,0,0))
  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, val != NULL ? len : 0)
  98         )
  99 )
 100
 101 #else
 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
 116
 117 #define kvm_fpu_load_symbol     \
 118         {0, "unload"},          \
 119         {1, "load"}
 120
 121 LTTNG_TRACEPOINT_EVENT(kvm_fpu,
 122         TP_PROTO(int load),
 123         TP_ARGS(load),
 124
 125         TP_FIELDS(
 126                 ctf_integer(u32, load, load)
 127         )
 128 )
 129
 130 LTTNG_TRACEPOINT_EVENT(kvm_age_page,
 131         TP_PROTO(ulong gfn, int level, struct kvm_memory_slot *slot, int ref),
 132         TP_ARGS(gfn, level, slot, ref),
 133
 134         TP_FIELDS(
 135                 ctf_integer(u64, hva,
 136                         ((gfn - slot->base_gfn) << PAGE_SHIFT) + slot->userspace_addr)
 137                 ctf_integer(u64, gfn, gfn)
 138                 ctf_integer(u8, level, level)
 139                 ctf_integer(u8, referenced, ref)
 140         )
 141 )
 142
 143 #ifdef CONFIG_KVM_ASYNC_PF
 144 LTTNG_TRACEPOINT_EVENT_CLASS(kvm_async_get_page_class,
 145
 146         TP_PROTO(u64 gva, u64 gfn),
 147
 148         TP_ARGS(gva, gfn),
 149
 150         TP_FIELDS(
 151                 ctf_integer(__u64, gva, gva)
 152                 ctf_integer(u64, gfn, gfn)
 153         )
 154 )
 155
 156 LTTNG_TRACEPOINT_EVENT_INSTANCE(kvm_async_get_page_class, kvm_try_async_get_page,
 157
 158         TP_PROTO(u64 gva, u64 gfn),
 159
 160         TP_ARGS(gva, gfn)
 161 )
 162
 163 LTTNG_TRACEPOINT_EVENT_INSTANCE(kvm_async_get_page_class, kvm_async_pf_doublefault,
 164
 165         TP_PROTO(u64 gva, u64 gfn),
 166
 167         TP_ARGS(gva, gfn)
 168 )
 169
 170 LTTNG_TRACEPOINT_EVENT_CLASS(kvm_async_pf_nopresent_ready,
 171
 172         TP_PROTO(u64 token, u64 gva),
 173
 174         TP_ARGS(token, gva),
 175
 176         TP_FIELDS(
 177                 ctf_integer(__u64, token, token)
 178                 ctf_integer(__u64, gva, gva)
 179         )
 180 )
 181
 182 LTTNG_TRACEPOINT_EVENT_INSTANCE(kvm_async_pf_nopresent_ready, kvm_async_pf_not_present,
 183
 184         TP_PROTO(u64 token, u64 gva),
 185
 186         TP_ARGS(token, gva)
 187 )
 188
 189 LTTNG_TRACEPOINT_EVENT_INSTANCE(kvm_async_pf_nopresent_ready, kvm_async_pf_ready,
 190
 191         TP_PROTO(u64 token, u64 gva),
 192
 193         TP_ARGS(token, gva)
 194 )
 195
 196 LTTNG_TRACEPOINT_EVENT(
 197         kvm_async_pf_completed,
 198         TP_PROTO(unsigned long address, u64 gva),
 199         TP_ARGS(address, gva),
 200
 201         TP_FIELDS(
 202                 ctf_integer_hex(unsigned long, address, address)
 203                 ctf_integer(u64, gva, gva)
 204         )
 205 )
 206
 207 #endif
 208
 209 #endif /* LTTNG_TRACE_KVM_MAIN_H */
 210
 211 /* This part must be outside protection */
 212 #include <lttng/define_trace.h>