arch/arm64/kvm/trace.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #if !defined(_TRACE_ARM64_KVM_H) || defined(TRACE_HEADER_MULTI_READ)
   3 #define _TRACE_ARM64_KVM_H
   4
   5 #include <linux/tracepoint.h>
   6
   7 #undef TRACE_SYSTEM
   8 #define TRACE_SYSTEM kvm
   9
  10 TRACE_EVENT(kvm_wfx_arm64,
  11         TP_PROTO(unsigned long vcpu_pc, bool is_wfe),
  12         TP_ARGS(vcpu_pc, is_wfe),
  13
  14         TP_STRUCT__entry(
  15                 __field(unsigned long,  vcpu_pc)
  16                 __field(bool,           is_wfe)
  17         ),
  18
  19         TP_fast_assign(
  20                 __entry->vcpu_pc = vcpu_pc;
  21                 __entry->is_wfe  = is_wfe;
  22         ),
  23
  24         TP_printk("guest executed wf%c at: 0x%08lx",
  25                   __entry->is_wfe ? 'e' : 'i', __entry->vcpu_pc)
  26 );
  27
  28 TRACE_EVENT(kvm_hvc_arm64,
  29         TP_PROTO(unsigned long vcpu_pc, unsigned long r0, unsigned long imm),
  30         TP_ARGS(vcpu_pc, r0, imm),
  31
  32         TP_STRUCT__entry(
  33                 __field(unsigned long, vcpu_pc)
  34                 __field(unsigned long, r0)
  35                 __field(unsigned long, imm)
  36         ),
  37
  38         TP_fast_assign(
  39                 __entry->vcpu_pc = vcpu_pc;
  40                 __entry->r0 = r0;
  41                 __entry->imm = imm;
  42         ),
  43
  44         TP_printk("HVC at 0x%08lx (r0: 0x%08lx, imm: 0x%lx)",
  45                   __entry->vcpu_pc, __entry->r0, __entry->imm)
  46 );
  47
  48 TRACE_EVENT(kvm_arm_setup_debug,
  49         TP_PROTO(struct kvm_vcpu *vcpu, __u32 guest_debug),
  50         TP_ARGS(vcpu, guest_debug),
  51
  52         TP_STRUCT__entry(
  53                 __field(struct kvm_vcpu *, vcpu)
  54                 __field(__u32, guest_debug)
  55         ),
  56
  57         TP_fast_assign(
  58                 __entry->vcpu = vcpu;
  59                 __entry->guest_debug = guest_debug;
  60         ),
  61
  62         TP_printk("vcpu: %p, flags: 0x%08x", __entry->vcpu, __entry->guest_debug)
  63 );
  64
  65 TRACE_EVENT(kvm_arm_clear_debug,
  66         TP_PROTO(__u32 guest_debug),
  67         TP_ARGS(guest_debug),
  68
  69         TP_STRUCT__entry(
  70                 __field(__u32, guest_debug)
  71         ),
  72
  73         TP_fast_assign(
  74                 __entry->guest_debug = guest_debug;
  75         ),
  76
  77         TP_printk("flags: 0x%08x", __entry->guest_debug)
  78 );
  79
  80 TRACE_EVENT(kvm_arm_set_dreg32,
  81         TP_PROTO(const char *name, __u32 value),
  82         TP_ARGS(name, value),
  83
  84         TP_STRUCT__entry(
  85                 __field(const char *, name)
  86                 __field(__u32, value)
  87         ),
  88
  89         TP_fast_assign(
  90                 __entry->name = name;
  91                 __entry->value = value;
  92         ),
  93
  94         TP_printk("%s: 0x%08x", __entry->name, __entry->value)
  95 );
  96
  97 TRACE_DEFINE_SIZEOF(__u64);
  98
  99 TRACE_EVENT(kvm_arm_set_regset,
 100         TP_PROTO(const char *type, int len, __u64 *control, __u64 *value),
 101         TP_ARGS(type, len, control, value),
 102         TP_STRUCT__entry(
 103                 __field(const char *, name)
 104                 __field(int, len)
 105                 __array(u64, ctrls, 16)
 106                 __array(u64, values, 16)
 107         ),
 108         TP_fast_assign(
 109                 __entry->name = type;
 110                 __entry->len = len;
 111                 memcpy(__entry->ctrls, control, len << 3);
 112                 memcpy(__entry->values, value, len << 3);
 113         ),
 114         TP_printk("%d %s CTRL:%s VALUE:%s", __entry->len, __entry->name,
 115                 __print_array(__entry->ctrls, __entry->len, sizeof(__u64)),
 116                 __print_array(__entry->values, __entry->len, sizeof(__u64)))
 117 );
 118
 119 TRACE_EVENT(trap_reg,
 120         TP_PROTO(const char *fn, int reg, bool is_write, u64 write_value),
 121         TP_ARGS(fn, reg, is_write, write_value),
 122
 123         TP_STRUCT__entry(
 124                 __field(const char *, fn)
 125                 __field(int, reg)
 126                 __field(bool, is_write)
 127                 __field(u64, write_value)
 128         ),
 129
 130         TP_fast_assign(
 131                 __entry->fn = fn;
 132                 __entry->reg = reg;
 133                 __entry->is_write = is_write;
 134                 __entry->write_value = write_value;
 135         ),
 136
 137         TP_printk("%s %s reg %d (0x%08llx)", __entry->fn,  __entry->is_write?"write to":"read from", __entry->reg, __entry->write_value)
 138 );
 139
 140 TRACE_EVENT(kvm_handle_sys_reg,
 141         TP_PROTO(unsigned long hsr),
 142         TP_ARGS(hsr),
 143
 144         TP_STRUCT__entry(
 145                 __field(unsigned long,  hsr)
 146         ),
 147
 148         TP_fast_assign(
 149                 __entry->hsr = hsr;
 150         ),
 151
 152         TP_printk("HSR 0x%08lx", __entry->hsr)
 153 );
 154
 155 TRACE_EVENT(kvm_set_guest_debug,
 156         TP_PROTO(struct kvm_vcpu *vcpu, __u32 guest_debug),
 157         TP_ARGS(vcpu, guest_debug),
 158
 159         TP_STRUCT__entry(
 160                 __field(struct kvm_vcpu *, vcpu)
 161                 __field(__u32, guest_debug)
 162         ),
 163
 164         TP_fast_assign(
 165                 __entry->vcpu = vcpu;
 166                 __entry->guest_debug = guest_debug;
 167         ),
 168
 169         TP_printk("vcpu: %p, flags: 0x%08x", __entry->vcpu, __entry->guest_debug)
 170 );
 171
 172
 173 #endif /* _TRACE_ARM64_KVM_H */
 174
 175 #undef TRACE_INCLUDE_PATH
 176 #define TRACE_INCLUDE_PATH .
 177 #undef TRACE_INCLUDE_FILE
 178 #define TRACE_INCLUDE_FILE trace
 179
 180 /* This part must be outside protection */
 181 #include <trace/define_trace.h>