root/arch/arm/kvm/trace.h

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INCLUDED FROM


   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #if !defined(_TRACE_ARM_KVM_H) || defined(TRACE_HEADER_MULTI_READ)
   3 #define _TRACE_ARM_KVM_H
   4 
   5 #include <linux/tracepoint.h>
   6 
   7 #undef TRACE_SYSTEM
   8 #define TRACE_SYSTEM kvm
   9 
  10 /* Architecturally implementation defined CP15 register access */
  11 TRACE_EVENT(kvm_emulate_cp15_imp,
  12         TP_PROTO(unsigned long Op1, unsigned long Rt1, unsigned long CRn,
  13                  unsigned long CRm, unsigned long Op2, bool is_write),
  14         TP_ARGS(Op1, Rt1, CRn, CRm, Op2, is_write),
  15 
  16         TP_STRUCT__entry(
  17                 __field(        unsigned int,   Op1             )
  18                 __field(        unsigned int,   Rt1             )
  19                 __field(        unsigned int,   CRn             )
  20                 __field(        unsigned int,   CRm             )
  21                 __field(        unsigned int,   Op2             )
  22                 __field(        bool,           is_write        )
  23         ),
  24 
  25         TP_fast_assign(
  26                 __entry->is_write               = is_write;
  27                 __entry->Op1                    = Op1;
  28                 __entry->Rt1                    = Rt1;
  29                 __entry->CRn                    = CRn;
  30                 __entry->CRm                    = CRm;
  31                 __entry->Op2                    = Op2;
  32         ),
  33 
  34         TP_printk("Implementation defined CP15: %s\tp15, %u, r%u, c%u, c%u, %u",
  35                         (__entry->is_write) ? "mcr" : "mrc",
  36                         __entry->Op1, __entry->Rt1, __entry->CRn,
  37                         __entry->CRm, __entry->Op2)
  38 );
  39 
  40 TRACE_EVENT(kvm_wfx,
  41         TP_PROTO(unsigned long vcpu_pc, bool is_wfe),
  42         TP_ARGS(vcpu_pc, is_wfe),
  43 
  44         TP_STRUCT__entry(
  45                 __field(        unsigned long,  vcpu_pc         )
  46                 __field(                 bool,  is_wfe          )
  47         ),
  48 
  49         TP_fast_assign(
  50                 __entry->vcpu_pc                = vcpu_pc;
  51                 __entry->is_wfe                 = is_wfe;
  52         ),
  53 
  54         TP_printk("guest executed wf%c at: 0x%08lx",
  55                 __entry->is_wfe ? 'e' : 'i', __entry->vcpu_pc)
  56 );
  57 
  58 TRACE_EVENT(kvm_hvc,
  59         TP_PROTO(unsigned long vcpu_pc, unsigned long r0, unsigned long imm),
  60         TP_ARGS(vcpu_pc, r0, imm),
  61 
  62         TP_STRUCT__entry(
  63                 __field(        unsigned long,  vcpu_pc         )
  64                 __field(        unsigned long,  r0              )
  65                 __field(        unsigned long,  imm             )
  66         ),
  67 
  68         TP_fast_assign(
  69                 __entry->vcpu_pc                = vcpu_pc;
  70                 __entry->r0             = r0;
  71                 __entry->imm            = imm;
  72         ),
  73 
  74         TP_printk("HVC at 0x%08lx (r0: 0x%08lx, imm: 0x%lx",
  75                   __entry->vcpu_pc, __entry->r0, __entry->imm)
  76 );
  77 
  78 #endif /* _TRACE_ARM_KVM_H */
  79 
  80 #undef TRACE_INCLUDE_PATH
  81 #define TRACE_INCLUDE_PATH .
  82 #undef TRACE_INCLUDE_FILE
  83 #define TRACE_INCLUDE_FILE trace
  84 
  85 /* This part must be outside protection */
  86 #include <trace/define_trace.h>

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