arch/arm64/kvm/trace.h

   1 #if !defined(_TRACE_ARM64_KVM_H) || defined(TRACE_HEADER_MULTI_READ)
   2 #define _TRACE_ARM64_KVM_H
   3
   4 #include <linux/tracepoint.h>
   5
   6 #undef TRACE_SYSTEM
   7 #define TRACE_SYSTEM kvm
   8
   9 TRACE_EVENT(kvm_wfx_arm64,
  10         TP_PROTO(unsigned long vcpu_pc, bool is_wfe),
  11         TP_ARGS(vcpu_pc, is_wfe),
  12
  13         TP_STRUCT__entry(
  14                 __field(unsigned long,  vcpu_pc)
  15                 __field(bool,           is_wfe)
  16         ),
  17
  18         TP_fast_assign(
  19                 __entry->vcpu_pc = vcpu_pc;
  20                 __entry->is_wfe  = is_wfe;
  21         ),
  22
  23         TP_printk("guest executed wf%c at: 0x%08lx",
  24                   __entry->is_wfe ? 'e' : 'i', __entry->vcpu_pc)
  25 );
  26
  27 TRACE_EVENT(kvm_hvc_arm64,
  28         TP_PROTO(unsigned long vcpu_pc, unsigned long r0, unsigned long imm),
  29         TP_ARGS(vcpu_pc, r0, imm),
  30
  31         TP_STRUCT__entry(
  32                 __field(unsigned long, vcpu_pc)
  33                 __field(unsigned long, r0)
  34                 __field(unsigned long, imm)
  35         ),
  36
  37         TP_fast_assign(
  38                 __entry->vcpu_pc = vcpu_pc;
  39                 __entry->r0 = r0;
  40                 __entry->imm = imm;
  41         ),
  42
  43         TP_printk("HVC at 0x%08lx (r0: 0x%08lx, imm: 0x%lx)",
  44                   __entry->vcpu_pc, __entry->r0, __entry->imm)
  45 );
  46
  47 TRACE_EVENT(kvm_arm_setup_debug,
  48         TP_PROTO(struct kvm_vcpu *vcpu, __u32 guest_debug),
  49         TP_ARGS(vcpu, guest_debug),
  50
  51         TP_STRUCT__entry(
  52                 __field(struct kvm_vcpu *, vcpu)
  53                 __field(__u32, guest_debug)
  54         ),
  55
  56         TP_fast_assign(
  57                 __entry->vcpu = vcpu;
  58                 __entry->guest_debug = guest_debug;
  59         ),
  60
  61         TP_printk("vcpu: %p, flags: 0x%08x", __entry->vcpu, __entry->guest_debug)
  62 );
  63
  64 TRACE_EVENT(kvm_arm_clear_debug,
  65         TP_PROTO(__u32 guest_debug),
  66         TP_ARGS(guest_debug),
  67
  68         TP_STRUCT__entry(
  69                 __field(__u32, guest_debug)
  70         ),
  71
  72         TP_fast_assign(
  73                 __entry->guest_debug = guest_debug;
  74         ),
  75
  76         TP_printk("flags: 0x%08x", __entry->guest_debug)
  77 );
  78
  79 TRACE_EVENT(kvm_arm_set_dreg32,
  80         TP_PROTO(const char *name, __u32 value),
  81         TP_ARGS(name, value),
  82
  83         TP_STRUCT__entry(
  84                 __field(const char *, name)
  85                 __field(__u32, value)
  86         ),
  87
  88         TP_fast_assign(
  89                 __entry->name = name;
  90                 __entry->value = value;
  91         ),
  92
  93         TP_printk("%s: 0x%08x", __entry->name, __entry->value)
  94 );
  95
  96 TRACE_DEFINE_SIZEOF(__u64);
  97
  98 TRACE_EVENT(kvm_arm_set_regset,
  99         TP_PROTO(const char *type, int len, __u64 *control, __u64 *value),
 100         TP_ARGS(type, len, control, value),
 101         TP_STRUCT__entry(
 102                 __field(const char *, name)
 103                 __field(int, len)
 104                 __array(u64, ctrls, 16)
 105                 __array(u64, values, 16)
 106         ),
 107         TP_fast_assign(
 108                 __entry->name = type;
 109                 __entry->len = len;
 110                 memcpy(__entry->ctrls, control, len << 3);
 111                 memcpy(__entry->values, value, len << 3);
 112         ),
 113         TP_printk("%d %s CTRL:%s VALUE:%s", __entry->len, __entry->name,
 114                 __print_array(__entry->ctrls, __entry->len, sizeof(__u64)),
 115                 __print_array(__entry->values, __entry->len, sizeof(__u64)))
 116 );
 117
 118 TRACE_EVENT(trap_reg,
 119         TP_PROTO(const char *fn, int reg, bool is_write, u64 write_value),
 120         TP_ARGS(fn, reg, is_write, write_value),
 121
 122         TP_STRUCT__entry(
 123                 __field(const char *, fn)
 124                 __field(int, reg)
 125                 __field(bool, is_write)
 126                 __field(u64, write_value)
 127         ),
 128
 129         TP_fast_assign(
 130                 __entry->fn = fn;
 131                 __entry->reg = reg;
 132                 __entry->is_write = is_write;
 133                 __entry->write_value = write_value;
 134         ),
 135
 136         TP_printk("%s %s reg %d (0x%08llx)", __entry->fn,  __entry->is_write?"write to":"read from", __entry->reg, __entry->write_value)
 137 );
 138
 139 TRACE_EVENT(kvm_handle_sys_reg,
 140         TP_PROTO(unsigned long hsr),
 141         TP_ARGS(hsr),
 142
 143         TP_STRUCT__entry(
 144                 __field(unsigned long,  hsr)
 145         ),
 146
 147         TP_fast_assign(
 148                 __entry->hsr = hsr;
 149         ),
 150
 151         TP_printk("HSR 0x%08lx", __entry->hsr)
 152 );
 153
 154 TRACE_EVENT(kvm_set_guest_debug,
 155         TP_PROTO(struct kvm_vcpu *vcpu, __u32 guest_debug),
 156         TP_ARGS(vcpu, guest_debug),
 157
 158         TP_STRUCT__entry(
 159                 __field(struct kvm_vcpu *, vcpu)
 160                 __field(__u32, guest_debug)
 161         ),
 162
 163         TP_fast_assign(
 164                 __entry->vcpu = vcpu;
 165                 __entry->guest_debug = guest_debug;
 166         ),
 167
 168         TP_printk("vcpu: %p, flags: 0x%08x", __entry->vcpu, __entry->guest_debug)
 169 );
 170
 171
 172 #endif /* _TRACE_ARM64_KVM_H */
 173
 174 #undef TRACE_INCLUDE_PATH
 175 #define TRACE_INCLUDE_PATH .
 176 #undef TRACE_INCLUDE_FILE
 177 #define TRACE_INCLUDE_FILE trace
 178
 179 /* This part must be outside protection */
 180 #include <trace/define_trace.h>