arch/arm/kvm/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(unsigned long vcpu_pc),
  29         TP_ARGS(vcpu_pc),
  30
  31         TP_STRUCT__entry(
  32                 __field(        unsigned long,  vcpu_pc         )
  33         ),
  34
  35         TP_fast_assign(
  36                 __entry->vcpu_pc                = vcpu_pc;
  37         ),
  38
  39         TP_printk("PC: 0x%08lx", __entry->vcpu_pc)
  40 );
  41
  42 TRACE_EVENT(kvm_guest_fault,
  43         TP_PROTO(unsigned long vcpu_pc, unsigned long hsr,
  44                  unsigned long hxfar,
  45                  unsigned long long ipa),
  46         TP_ARGS(vcpu_pc, hsr, hxfar, ipa),
  47
  48         TP_STRUCT__entry(
  49                 __field(        unsigned long,  vcpu_pc         )
  50                 __field(        unsigned long,  hsr             )
  51                 __field(        unsigned long,  hxfar           )
  52                 __field(   unsigned long long,  ipa             )
  53         ),
  54
  55         TP_fast_assign(
  56                 __entry->vcpu_pc                = vcpu_pc;
  57                 __entry->hsr                    = hsr;
  58                 __entry->hxfar                  = hxfar;
  59                 __entry->ipa                    = ipa;
  60         ),
  61
  62         TP_printk("guest fault at PC %#08lx (hxfar %#08lx, "
  63                   "ipa %#16llx, hsr %#08lx",
  64                   __entry->vcpu_pc, __entry->hxfar,
  65                   __entry->ipa, __entry->hsr)
  66 );
  67
  68 TRACE_EVENT(kvm_irq_line,
  69         TP_PROTO(unsigned int type, int vcpu_idx, int irq_num, int level),
  70         TP_ARGS(type, vcpu_idx, irq_num, level),
  71
  72         TP_STRUCT__entry(
  73                 __field(        unsigned int,   type            )
  74                 __field(        int,            vcpu_idx        )
  75                 __field(        int,            irq_num         )
  76                 __field(        int,            level           )
  77         ),
  78
  79         TP_fast_assign(
  80                 __entry->type           = type;
  81                 __entry->vcpu_idx       = vcpu_idx;
  82                 __entry->irq_num        = irq_num;
  83                 __entry->level          = level;
  84         ),
  85
  86         TP_printk("Inject %s interrupt (%d), vcpu->idx: %d, num: %d, level: %d",
  87                   (__entry->type == KVM_ARM_IRQ_TYPE_CPU) ? "CPU" :
  88                   (__entry->type == KVM_ARM_IRQ_TYPE_PPI) ? "VGIC PPI" :
  89                   (__entry->type == KVM_ARM_IRQ_TYPE_SPI) ? "VGIC SPI" : "UNKNOWN",
  90                   __entry->type, __entry->vcpu_idx, __entry->irq_num, __entry->level)
  91 );
  92
  93 TRACE_EVENT(kvm_mmio_emulate,
  94         TP_PROTO(unsigned long vcpu_pc, unsigned long instr,
  95                  unsigned long cpsr),
  96         TP_ARGS(vcpu_pc, instr, cpsr),
  97
  98         TP_STRUCT__entry(
  99                 __field(        unsigned long,  vcpu_pc         )
 100                 __field(        unsigned long,  instr           )
 101                 __field(        unsigned long,  cpsr            )
 102         ),
 103
 104         TP_fast_assign(
 105                 __entry->vcpu_pc                = vcpu_pc;
 106                 __entry->instr                  = instr;
 107                 __entry->cpsr                   = cpsr;
 108         ),
 109
 110         TP_printk("Emulate MMIO at: 0x%08lx (instr: %08lx, cpsr: %08lx)",
 111                   __entry->vcpu_pc, __entry->instr, __entry->cpsr)
 112 );
 113
 114 /* Architecturally implementation defined CP15 register access */
 115 TRACE_EVENT(kvm_emulate_cp15_imp,
 116         TP_PROTO(unsigned long Op1, unsigned long Rt1, unsigned long CRn,
 117                  unsigned long CRm, unsigned long Op2, bool is_write),
 118         TP_ARGS(Op1, Rt1, CRn, CRm, Op2, is_write),
 119
 120         TP_STRUCT__entry(
 121                 __field(        unsigned int,   Op1             )
 122                 __field(        unsigned int,   Rt1             )
 123                 __field(        unsigned int,   CRn             )
 124                 __field(        unsigned int,   CRm             )
 125                 __field(        unsigned int,   Op2             )
 126                 __field(        bool,           is_write        )
 127         ),
 128
 129         TP_fast_assign(
 130                 __entry->is_write               = is_write;
 131                 __entry->Op1                    = Op1;
 132                 __entry->Rt1                    = Rt1;
 133                 __entry->CRn                    = CRn;
 134                 __entry->CRm                    = CRm;
 135                 __entry->Op2                    = Op2;
 136         ),
 137
 138         TP_printk("Implementation defined CP15: %s\tp15, %u, r%u, c%u, c%u, %u",
 139                         (__entry->is_write) ? "mcr" : "mrc",
 140                         __entry->Op1, __entry->Rt1, __entry->CRn,
 141                         __entry->CRm, __entry->Op2)
 142 );
 143
 144 TRACE_EVENT(kvm_wfi,
 145         TP_PROTO(unsigned long vcpu_pc),
 146         TP_ARGS(vcpu_pc),
 147
 148         TP_STRUCT__entry(
 149                 __field(        unsigned long,  vcpu_pc         )
 150         ),
 151
 152         TP_fast_assign(
 153                 __entry->vcpu_pc                = vcpu_pc;
 154         ),
 155
 156         TP_printk("guest executed wfi at: 0x%08lx", __entry->vcpu_pc)
 157 );
 158
 159 TRACE_EVENT(kvm_unmap_hva,
 160         TP_PROTO(unsigned long hva),
 161         TP_ARGS(hva),
 162
 163         TP_STRUCT__entry(
 164                 __field(        unsigned long,  hva             )
 165         ),
 166
 167         TP_fast_assign(
 168                 __entry->hva            = hva;
 169         ),
 170
 171         TP_printk("mmu notifier unmap hva: %#08lx", __entry->hva)
 172 );
 173
 174 TRACE_EVENT(kvm_unmap_hva_range,
 175         TP_PROTO(unsigned long start, unsigned long end),
 176         TP_ARGS(start, end),
 177
 178         TP_STRUCT__entry(
 179                 __field(        unsigned long,  start           )
 180                 __field(        unsigned long,  end             )
 181         ),
 182
 183         TP_fast_assign(
 184                 __entry->start          = start;
 185                 __entry->end            = end;
 186         ),
 187
 188         TP_printk("mmu notifier unmap range: %#08lx -- %#08lx",
 189                   __entry->start, __entry->end)
 190 );
 191
 192 TRACE_EVENT(kvm_set_spte_hva,
 193         TP_PROTO(unsigned long hva),
 194         TP_ARGS(hva),
 195
 196         TP_STRUCT__entry(
 197                 __field(        unsigned long,  hva             )
 198         ),
 199
 200         TP_fast_assign(
 201                 __entry->hva            = hva;
 202         ),
 203
 204         TP_printk("mmu notifier set pte hva: %#08lx", __entry->hva)
 205 );
 206
 207 TRACE_EVENT(kvm_hvc,
 208         TP_PROTO(unsigned long vcpu_pc, unsigned long r0, unsigned long imm),
 209         TP_ARGS(vcpu_pc, r0, imm),
 210
 211         TP_STRUCT__entry(
 212                 __field(        unsigned long,  vcpu_pc         )
 213                 __field(        unsigned long,  r0              )
 214                 __field(        unsigned long,  imm             )
 215         ),
 216
 217         TP_fast_assign(
 218                 __entry->vcpu_pc                = vcpu_pc;
 219                 __entry->r0             = r0;
 220                 __entry->imm            = imm;
 221         ),
 222
 223         TP_printk("HVC at 0x%08lx (r0: 0x%08lx, imm: 0x%lx",
 224                   __entry->vcpu_pc, __entry->r0, __entry->imm)
 225 );
 226
 227 #endif /* _TRACE_KVM_H */
 228
 229 #undef TRACE_INCLUDE_PATH
 230 #define TRACE_INCLUDE_PATH arch/arm/kvm
 231 #undef TRACE_INCLUDE_FILE
 232 #define TRACE_INCLUDE_FILE trace
 233
 234 /* This part must be outside protection */
 235 #include <trace/define_trace.h>