arch/arm64/kvm/trace_handle_exit.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #if !defined(_TRACE_HANDLE_EXIT_ARM64_KVM_H) || defined(TRACE_HEADER_MULTI_READ)
   3 #define _TRACE_HANDLE_EXIT_ARM64_KVM_H
   4
   5 #include <linux/tracepoint.h>
   6 #include "sys_regs.h"
   7
   8 #undef TRACE_SYSTEM
   9 #define TRACE_SYSTEM kvm
  10
  11 TRACE_EVENT(kvm_wfx_arm64,
  12         TP_PROTO(unsigned long vcpu_pc, bool is_wfe),
  13         TP_ARGS(vcpu_pc, is_wfe),
  14
  15         TP_STRUCT__entry(
  16                 __field(unsigned long,  vcpu_pc)
  17                 __field(bool,           is_wfe)
  18         ),
  19
  20         TP_fast_assign(
  21                 __entry->vcpu_pc = vcpu_pc;
  22                 __entry->is_wfe  = is_wfe;
  23         ),
  24
  25         TP_printk("guest executed wf%c at: 0x%016lx",
  26                   __entry->is_wfe ? 'e' : 'i', __entry->vcpu_pc)
  27 );
  28
  29 TRACE_EVENT(kvm_hvc_arm64,
  30         TP_PROTO(unsigned long vcpu_pc, unsigned long r0, unsigned long imm),
  31         TP_ARGS(vcpu_pc, r0, imm),
  32
  33         TP_STRUCT__entry(
  34                 __field(unsigned long, vcpu_pc)
  35                 __field(unsigned long, r0)
  36                 __field(unsigned long, imm)
  37         ),
  38
  39         TP_fast_assign(
  40                 __entry->vcpu_pc = vcpu_pc;
  41                 __entry->r0 = r0;
  42                 __entry->imm = imm;
  43         ),
  44
  45         TP_printk("HVC at 0x%016lx (r0: 0x%016lx, imm: 0x%lx)",
  46                   __entry->vcpu_pc, __entry->r0, __entry->imm)
  47 );
  48
  49 TRACE_EVENT(kvm_arm_setup_debug,
  50         TP_PROTO(struct kvm_vcpu *vcpu, __u32 guest_debug),
  51         TP_ARGS(vcpu, guest_debug),
  52
  53         TP_STRUCT__entry(
  54                 __field(struct kvm_vcpu *, vcpu)
  55                 __field(__u32, guest_debug)
  56         ),
  57
  58         TP_fast_assign(
  59                 __entry->vcpu = vcpu;
  60                 __entry->guest_debug = guest_debug;
  61         ),
  62
  63         TP_printk("vcpu: %p, flags: 0x%08x", __entry->vcpu, __entry->guest_debug)
  64 );
  65
  66 TRACE_EVENT(kvm_arm_clear_debug,
  67         TP_PROTO(__u32 guest_debug),
  68         TP_ARGS(guest_debug),
  69
  70         TP_STRUCT__entry(
  71                 __field(__u32, guest_debug)
  72         ),
  73
  74         TP_fast_assign(
  75                 __entry->guest_debug = guest_debug;
  76         ),
  77
  78         TP_printk("flags: 0x%08x", __entry->guest_debug)
  79 );
  80
  81 /*
  82  * The dreg32 name is a leftover from a distant past. This will really
  83  * output a 64bit value...
  84  */
  85 TRACE_EVENT(kvm_arm_set_dreg32,
  86         TP_PROTO(const char *name, __u64 value),
  87         TP_ARGS(name, value),
  88
  89         TP_STRUCT__entry(
  90                 __field(const char *, name)
  91                 __field(__u64, value)
  92         ),
  93
  94         TP_fast_assign(
  95                 __entry->name = name;
  96                 __entry->value = value;
  97         ),
  98
  99         TP_printk("%s: 0x%llx", __entry->name, __entry->value)
 100 );
 101
 102 TRACE_DEFINE_SIZEOF(__u64);
 103
 104 TRACE_EVENT(kvm_arm_set_regset,
 105         TP_PROTO(const char *type, int len, __u64 *control, __u64 *value),
 106         TP_ARGS(type, len, control, value),
 107         TP_STRUCT__entry(
 108                 __field(const char *, name)
 109                 __field(int, len)
 110                 __array(u64, ctrls, 16)
 111                 __array(u64, values, 16)
 112         ),
 113         TP_fast_assign(
 114                 __entry->name = type;
 115                 __entry->len = len;
 116                 memcpy(__entry->ctrls, control, len << 3);
 117                 memcpy(__entry->values, value, len << 3);
 118         ),
 119         TP_printk("%d %s CTRL:%s VALUE:%s", __entry->len, __entry->name,
 120                 __print_array(__entry->ctrls, __entry->len, sizeof(__u64)),
 121                 __print_array(__entry->values, __entry->len, sizeof(__u64)))
 122 );
 123
 124 TRACE_EVENT(trap_reg,
 125         TP_PROTO(const char *fn, int reg, bool is_write, u64 write_value),
 126         TP_ARGS(fn, reg, is_write, write_value),
 127
 128         TP_STRUCT__entry(
 129                 __field(const char *, fn)
 130                 __field(int, reg)
 131                 __field(bool, is_write)
 132                 __field(u64, write_value)
 133         ),
 134
 135         TP_fast_assign(
 136                 __entry->fn = fn;
 137                 __entry->reg = reg;
 138                 __entry->is_write = is_write;
 139                 __entry->write_value = write_value;
 140         ),
 141
 142         TP_printk("%s %s reg %d (0x%016llx)", __entry->fn,  __entry->is_write?"write to":"read from", __entry->reg, __entry->write_value)
 143 );
 144
 145 TRACE_EVENT(kvm_handle_sys_reg,
 146         TP_PROTO(unsigned long hsr),
 147         TP_ARGS(hsr),
 148
 149         TP_STRUCT__entry(
 150                 __field(unsigned long,  hsr)
 151         ),
 152
 153         TP_fast_assign(
 154                 __entry->hsr = hsr;
 155         ),
 156
 157         TP_printk("HSR 0x%08lx", __entry->hsr)
 158 );
 159
 160 TRACE_EVENT(kvm_sys_access,
 161         TP_PROTO(unsigned long vcpu_pc, struct sys_reg_params *params, const struct sys_reg_desc *reg),
 162         TP_ARGS(vcpu_pc, params, reg),
 163
 164         TP_STRUCT__entry(
 165                 __field(unsigned long,                  vcpu_pc)
 166                 __field(bool,                           is_write)
 167                 __field(const char *,                   name)
 168                 __field(u8,                             Op0)
 169                 __field(u8,                             Op1)
 170                 __field(u8,                             CRn)
 171                 __field(u8,                             CRm)
 172                 __field(u8,                             Op2)
 173         ),
 174
 175         TP_fast_assign(
 176                 __entry->vcpu_pc = vcpu_pc;
 177                 __entry->is_write = params->is_write;
 178                 __entry->name = reg->name;
 179                 __entry->Op0 = reg->Op0;
 180                 __entry->Op0 = reg->Op0;
 181                 __entry->Op1 = reg->Op1;
 182                 __entry->CRn = reg->CRn;
 183                 __entry->CRm = reg->CRm;
 184                 __entry->Op2 = reg->Op2;
 185         ),
 186
 187         TP_printk("PC: %lx %s (%d,%d,%d,%d,%d) %s",
 188                   __entry->vcpu_pc, __entry->name ?: "UNKN",
 189                   __entry->Op0, __entry->Op1, __entry->CRn,
 190                   __entry->CRm, __entry->Op2,
 191                   __entry->is_write ? "write" : "read")
 192 );
 193
 194 TRACE_EVENT(kvm_set_guest_debug,
 195         TP_PROTO(struct kvm_vcpu *vcpu, __u32 guest_debug),
 196         TP_ARGS(vcpu, guest_debug),
 197
 198         TP_STRUCT__entry(
 199                 __field(struct kvm_vcpu *, vcpu)
 200                 __field(__u32, guest_debug)
 201         ),
 202
 203         TP_fast_assign(
 204                 __entry->vcpu = vcpu;
 205                 __entry->guest_debug = guest_debug;
 206         ),
 207
 208         TP_printk("vcpu: %p, flags: 0x%08x", __entry->vcpu, __entry->guest_debug)
 209 );
 210
 211 #endif /* _TRACE_HANDLE_EXIT_ARM64_KVM_H */
 212
 213 #undef TRACE_INCLUDE_PATH
 214 #define TRACE_INCLUDE_PATH .
 215 #undef TRACE_INCLUDE_FILE
 216 #define TRACE_INCLUDE_FILE trace_handle_exit
 217
 218 /* This part must be outside protection */
 219 #include <trace/define_trace.h>