arch/arm/kvm/trace.h

   1 #if !defined(_TRACE_ARM_KVM_H) || defined(TRACE_HEADER_MULTI_READ)
   2 #define _TRACE_ARM_KVM_H
   3
   4 #include <linux/tracepoint.h>
   5
   6 #undef TRACE_SYSTEM
   7 #define TRACE_SYSTEM kvm
   8
   9 /* Architecturally implementation defined CP15 register access */
  10 TRACE_EVENT(kvm_emulate_cp15_imp,
  11         TP_PROTO(unsigned long Op1, unsigned long Rt1, unsigned long CRn,
  12                  unsigned long CRm, unsigned long Op2, bool is_write),
  13         TP_ARGS(Op1, Rt1, CRn, CRm, Op2, is_write),
  14
  15         TP_STRUCT__entry(
  16                 __field(        unsigned int,   Op1             )
  17                 __field(        unsigned int,   Rt1             )
  18                 __field(        unsigned int,   CRn             )
  19                 __field(        unsigned int,   CRm             )
  20                 __field(        unsigned int,   Op2             )
  21                 __field(        bool,           is_write        )
  22         ),
  23
  24         TP_fast_assign(
  25                 __entry->is_write               = is_write;
  26                 __entry->Op1                    = Op1;
  27                 __entry->Rt1                    = Rt1;
  28                 __entry->CRn                    = CRn;
  29                 __entry->CRm                    = CRm;
  30                 __entry->Op2                    = Op2;
  31         ),
  32
  33         TP_printk("Implementation defined CP15: %s\tp15, %u, r%u, c%u, c%u, %u",
  34                         (__entry->is_write) ? "mcr" : "mrc",
  35                         __entry->Op1, __entry->Rt1, __entry->CRn,
  36                         __entry->CRm, __entry->Op2)
  37 );
  38
  39 TRACE_EVENT(kvm_wfx,
  40         TP_PROTO(unsigned long vcpu_pc, bool is_wfe),
  41         TP_ARGS(vcpu_pc, is_wfe),
  42
  43         TP_STRUCT__entry(
  44                 __field(        unsigned long,  vcpu_pc         )
  45                 __field(                 bool,  is_wfe          )
  46         ),
  47
  48         TP_fast_assign(
  49                 __entry->vcpu_pc                = vcpu_pc;
  50                 __entry->is_wfe                 = is_wfe;
  51         ),
  52
  53         TP_printk("guest executed wf%c at: 0x%08lx",
  54                 __entry->is_wfe ? 'e' : 'i', __entry->vcpu_pc)
  55 );
  56
  57 TRACE_EVENT(kvm_hvc,
  58         TP_PROTO(unsigned long vcpu_pc, unsigned long r0, unsigned long imm),
  59         TP_ARGS(vcpu_pc, r0, imm),
  60
  61         TP_STRUCT__entry(
  62                 __field(        unsigned long,  vcpu_pc         )
  63                 __field(        unsigned long,  r0              )
  64                 __field(        unsigned long,  imm             )
  65         ),
  66
  67         TP_fast_assign(
  68                 __entry->vcpu_pc                = vcpu_pc;
  69                 __entry->r0             = r0;
  70                 __entry->imm            = imm;
  71         ),
  72
  73         TP_printk("HVC at 0x%08lx (r0: 0x%08lx, imm: 0x%lx",
  74                   __entry->vcpu_pc, __entry->r0, __entry->imm)
  75 );
  76
  77 #endif /* _TRACE_ARM_KVM_H */
  78
  79 #undef TRACE_INCLUDE_PATH
  80 #define TRACE_INCLUDE_PATH .
  81 #undef TRACE_INCLUDE_FILE
  82 #define TRACE_INCLUDE_FILE trace
  83
  84 /* This part must be outside protection */
  85 #include <trace/define_trace.h>