virt/kvm/arm/trace.h

   1 #if !defined(_TRACE_KVM_H) || defined(TRACE_HEADER_MULTI_READ)
   2 #define _TRACE_KVM_H
   3
   4 #include <linux/tracepoint.h>
   5
   6 #undef TRACE_SYSTEM
   7 #define TRACE_SYSTEM kvm
   8
   9 /*
  10  * Tracepoints for entry/exit to guest
  11  */
  12 TRACE_EVENT(kvm_entry,
  13         TP_PROTO(unsigned long vcpu_pc),
  14         TP_ARGS(vcpu_pc),
  15
  16         TP_STRUCT__entry(
  17                 __field(        unsigned long,  vcpu_pc         )
  18         ),
  19
  20         TP_fast_assign(
  21                 __entry->vcpu_pc                = vcpu_pc;
  22         ),
  23
  24         TP_printk("PC: 0x%08lx", __entry->vcpu_pc)
  25 );
  26
  27 TRACE_EVENT(kvm_exit,
  28         TP_PROTO(int idx, unsigned int exit_reason, unsigned long vcpu_pc),
  29         TP_ARGS(idx, exit_reason, vcpu_pc),
  30
  31         TP_STRUCT__entry(
  32                 __field(        int,            idx             )
  33                 __field(        unsigned int,   exit_reason     )
  34                 __field(        unsigned long,  vcpu_pc         )
  35         ),
  36
  37         TP_fast_assign(
  38                 __entry->idx                    = idx;
  39                 __entry->exit_reason            = exit_reason;
  40                 __entry->vcpu_pc                = vcpu_pc;
  41         ),
  42
  43         TP_printk("%s: HSR_EC: 0x%04x (%s), PC: 0x%08lx",
  44                   __print_symbolic(__entry->idx, kvm_arm_exception_type),
  45                   __entry->exit_reason,
  46                   __print_symbolic(__entry->exit_reason, kvm_arm_exception_class),
  47                   __entry->vcpu_pc)
  48 );
  49
  50 TRACE_EVENT(kvm_guest_fault,
  51         TP_PROTO(unsigned long vcpu_pc, unsigned long hsr,
  52                  unsigned long hxfar,
  53                  unsigned long long ipa),
  54         TP_ARGS(vcpu_pc, hsr, hxfar, ipa),
  55
  56         TP_STRUCT__entry(
  57                 __field(        unsigned long,  vcpu_pc         )
  58                 __field(        unsigned long,  hsr             )
  59                 __field(        unsigned long,  hxfar           )
  60                 __field(   unsigned long long,  ipa             )
  61         ),
  62
  63         TP_fast_assign(
  64                 __entry->vcpu_pc                = vcpu_pc;
  65                 __entry->hsr                    = hsr;
  66                 __entry->hxfar                  = hxfar;
  67                 __entry->ipa                    = ipa;
  68         ),
  69
  70         TP_printk("ipa %#llx, hsr %#08lx, hxfar %#08lx, pc %#08lx",
  71                   __entry->ipa, __entry->hsr,
  72                   __entry->hxfar, __entry->vcpu_pc)
  73 );
  74
  75 TRACE_EVENT(kvm_access_fault,
  76         TP_PROTO(unsigned long ipa),
  77         TP_ARGS(ipa),
  78
  79         TP_STRUCT__entry(
  80                 __field(        unsigned long,  ipa             )
  81         ),
  82
  83         TP_fast_assign(
  84                 __entry->ipa            = ipa;
  85         ),
  86
  87         TP_printk("IPA: %lx", __entry->ipa)
  88 );
  89
  90 TRACE_EVENT(kvm_irq_line,
  91         TP_PROTO(unsigned int type, int vcpu_idx, int irq_num, int level),
  92         TP_ARGS(type, vcpu_idx, irq_num, level),
  93
  94         TP_STRUCT__entry(
  95                 __field(        unsigned int,   type            )
  96                 __field(        int,            vcpu_idx        )
  97                 __field(        int,            irq_num         )
  98                 __field(        int,            level           )
  99         ),
 100
 101         TP_fast_assign(
 102                 __entry->type           = type;
 103                 __entry->vcpu_idx       = vcpu_idx;
 104                 __entry->irq_num        = irq_num;
 105                 __entry->level          = level;
 106         ),
 107
 108         TP_printk("Inject %s interrupt (%d), vcpu->idx: %d, num: %d, level: %d",
 109                   (__entry->type == KVM_ARM_IRQ_TYPE_CPU) ? "CPU" :
 110                   (__entry->type == KVM_ARM_IRQ_TYPE_PPI) ? "VGIC PPI" :
 111                   (__entry->type == KVM_ARM_IRQ_TYPE_SPI) ? "VGIC SPI" : "UNKNOWN",
 112                   __entry->type, __entry->vcpu_idx, __entry->irq_num, __entry->level)
 113 );
 114
 115 TRACE_EVENT(kvm_mmio_emulate,
 116         TP_PROTO(unsigned long vcpu_pc, unsigned long instr,
 117                  unsigned long cpsr),
 118         TP_ARGS(vcpu_pc, instr, cpsr),
 119
 120         TP_STRUCT__entry(
 121                 __field(        unsigned long,  vcpu_pc         )
 122                 __field(        unsigned long,  instr           )
 123                 __field(        unsigned long,  cpsr            )
 124         ),
 125
 126         TP_fast_assign(
 127                 __entry->vcpu_pc                = vcpu_pc;
 128                 __entry->instr                  = instr;
 129                 __entry->cpsr                   = cpsr;
 130         ),
 131
 132         TP_printk("Emulate MMIO at: 0x%08lx (instr: %08lx, cpsr: %08lx)",
 133                   __entry->vcpu_pc, __entry->instr, __entry->cpsr)
 134 );
 135
 136 TRACE_EVENT(kvm_unmap_hva,
 137         TP_PROTO(unsigned long hva),
 138         TP_ARGS(hva),
 139
 140         TP_STRUCT__entry(
 141                 __field(        unsigned long,  hva             )
 142         ),
 143
 144         TP_fast_assign(
 145                 __entry->hva            = hva;
 146         ),
 147
 148         TP_printk("mmu notifier unmap hva: %#08lx", __entry->hva)
 149 );
 150
 151 TRACE_EVENT(kvm_unmap_hva_range,
 152         TP_PROTO(unsigned long start, unsigned long end),
 153         TP_ARGS(start, end),
 154
 155         TP_STRUCT__entry(
 156                 __field(        unsigned long,  start           )
 157                 __field(        unsigned long,  end             )
 158         ),
 159
 160         TP_fast_assign(
 161                 __entry->start          = start;
 162                 __entry->end            = end;
 163         ),
 164
 165         TP_printk("mmu notifier unmap range: %#08lx -- %#08lx",
 166                   __entry->start, __entry->end)
 167 );
 168
 169 TRACE_EVENT(kvm_set_spte_hva,
 170         TP_PROTO(unsigned long hva),
 171         TP_ARGS(hva),
 172
 173         TP_STRUCT__entry(
 174                 __field(        unsigned long,  hva             )
 175         ),
 176
 177         TP_fast_assign(
 178                 __entry->hva            = hva;
 179         ),
 180
 181         TP_printk("mmu notifier set pte hva: %#08lx", __entry->hva)
 182 );
 183
 184 TRACE_EVENT(kvm_age_hva,
 185         TP_PROTO(unsigned long start, unsigned long end),
 186         TP_ARGS(start, end),
 187
 188         TP_STRUCT__entry(
 189                 __field(        unsigned long,  start           )
 190                 __field(        unsigned long,  end             )
 191         ),
 192
 193         TP_fast_assign(
 194                 __entry->start          = start;
 195                 __entry->end            = end;
 196         ),
 197
 198         TP_printk("mmu notifier age hva: %#08lx -- %#08lx",
 199                   __entry->start, __entry->end)
 200 );
 201
 202 TRACE_EVENT(kvm_test_age_hva,
 203         TP_PROTO(unsigned long hva),
 204         TP_ARGS(hva),
 205
 206         TP_STRUCT__entry(
 207                 __field(        unsigned long,  hva             )
 208         ),
 209
 210         TP_fast_assign(
 211                 __entry->hva            = hva;
 212         ),
 213
 214         TP_printk("mmu notifier test age hva: %#08lx", __entry->hva)
 215 );
 216
 217 TRACE_EVENT(kvm_set_way_flush,
 218             TP_PROTO(unsigned long vcpu_pc, bool cache),
 219             TP_ARGS(vcpu_pc, cache),
 220
 221             TP_STRUCT__entry(
 222                     __field(    unsigned long,  vcpu_pc         )
 223                     __field(    bool,           cache           )
 224             ),
 225
 226             TP_fast_assign(
 227                     __entry->vcpu_pc            = vcpu_pc;
 228                     __entry->cache              = cache;
 229             ),
 230
 231             TP_printk("S/W flush at 0x%016lx (cache %s)",
 232                       __entry->vcpu_pc, __entry->cache ? "on" : "off")
 233 );
 234
 235 TRACE_EVENT(kvm_toggle_cache,
 236             TP_PROTO(unsigned long vcpu_pc, bool was, bool now),
 237             TP_ARGS(vcpu_pc, was, now),
 238
 239             TP_STRUCT__entry(
 240                     __field(    unsigned long,  vcpu_pc         )
 241                     __field(    bool,           was             )
 242                     __field(    bool,           now             )
 243             ),
 244
 245             TP_fast_assign(
 246                     __entry->vcpu_pc            = vcpu_pc;
 247                     __entry->was                = was;
 248                     __entry->now                = now;
 249             ),
 250
 251             TP_printk("VM op at 0x%016lx (cache was %s, now %s)",
 252                       __entry->vcpu_pc, __entry->was ? "on" : "off",
 253                       __entry->now ? "on" : "off")
 254 );
 255
 256 /*
 257  * Tracepoints for arch_timer
 258  */
 259 TRACE_EVENT(kvm_timer_update_irq,
 260         TP_PROTO(unsigned long vcpu_id, __u32 irq, int level),
 261         TP_ARGS(vcpu_id, irq, level),
 262
 263         TP_STRUCT__entry(
 264                 __field(        unsigned long,  vcpu_id )
 265                 __field(        __u32,          irq     )
 266                 __field(        int,            level   )
 267         ),
 268
 269         TP_fast_assign(
 270                 __entry->vcpu_id        = vcpu_id;
 271                 __entry->irq            = irq;
 272                 __entry->level          = level;
 273         ),
 274
 275         TP_printk("VCPU: %ld, IRQ %d, level %d",
 276                   __entry->vcpu_id, __entry->irq, __entry->level)
 277 );
 278
 279 #endif /* _TRACE_KVM_H */
 280
 281 #undef TRACE_INCLUDE_PATH
 282 #define TRACE_INCLUDE_PATH ../../../virt/kvm/arm
 283 #undef TRACE_INCLUDE_FILE
 284 #define TRACE_INCLUDE_FILE trace
 285
 286 /* This part must be outside protection */
 287 #include <trace/define_trace.h>