LXR linux/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
  10TRACE_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
  28TRACE_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
  48TRACE_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
  65TRACE_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
  80TRACE_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
  97TRACE_DEFINE_SIZEOF(__u64);
  98
  99TRACE_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
 119TRACE_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
 140TRACE_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
 155TRACE_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>
 182