arch/powerpc/kvm/trace.h

   1 #if !defined(_TRACE_KVM_H) || defined(TRACE_HEADER_MULTI_READ)
   2 #define _TRACE_KVM_H
   3
   4 #include <linux/tracepoint.h>
   5
   6 #undef TRACE_SYSTEM
   7 #define TRACE_SYSTEM kvm
   8 #define TRACE_INCLUDE_PATH .
   9 #define TRACE_INCLUDE_FILE trace
  10
  11 /*
  12  * Tracepoint for guest mode entry.
  13  */
  14 TRACE_EVENT(kvm_ppc_instr,
  15         TP_PROTO(unsigned int inst, unsigned long _pc, unsigned int emulate),
  16         TP_ARGS(inst, _pc, emulate),
  17
  18         TP_STRUCT__entry(
  19                 __field(        unsigned int,   inst            )
  20                 __field(        unsigned long,  pc              )
  21                 __field(        unsigned int,   emulate         )
  22         ),
  23
  24         TP_fast_assign(
  25                 __entry->inst           = inst;
  26                 __entry->pc             = _pc;
  27                 __entry->emulate        = emulate;
  28         ),
  29
  30         TP_printk("inst %u pc 0x%lx emulate %u\n",
  31                   __entry->inst, __entry->pc, __entry->emulate)
  32 );
  33
  34 TRACE_EVENT(kvm_stlb_inval,
  35         TP_PROTO(unsigned int stlb_index),
  36         TP_ARGS(stlb_index),
  37
  38         TP_STRUCT__entry(
  39                 __field(        unsigned int,   stlb_index      )
  40         ),
  41
  42         TP_fast_assign(
  43                 __entry->stlb_index     = stlb_index;
  44         ),
  45
  46         TP_printk("stlb_index %u", __entry->stlb_index)
  47 );
  48
  49 TRACE_EVENT(kvm_stlb_write,
  50         TP_PROTO(unsigned int victim, unsigned int tid, unsigned int word0,
  51                  unsigned int word1, unsigned int word2),
  52         TP_ARGS(victim, tid, word0, word1, word2),
  53
  54         TP_STRUCT__entry(
  55                 __field(        unsigned int,   victim          )
  56                 __field(        unsigned int,   tid             )
  57                 __field(        unsigned int,   word0           )
  58                 __field(        unsigned int,   word1           )
  59                 __field(        unsigned int,   word2           )
  60         ),
  61
  62         TP_fast_assign(
  63                 __entry->victim         = victim;
  64                 __entry->tid            = tid;
  65                 __entry->word0          = word0;
  66                 __entry->word1          = word1;
  67                 __entry->word2          = word2;
  68         ),
  69
  70         TP_printk("victim %u tid %u w0 %u w1 %u w2 %u",
  71                 __entry->victim, __entry->tid, __entry->word0,
  72                 __entry->word1, __entry->word2)
  73 );
  74
  75 TRACE_EVENT(kvm_gtlb_write,
  76         TP_PROTO(unsigned int gtlb_index, unsigned int tid, unsigned int word0,
  77                  unsigned int word1, unsigned int word2),
  78         TP_ARGS(gtlb_index, tid, word0, word1, word2),
  79
  80         TP_STRUCT__entry(
  81                 __field(        unsigned int,   gtlb_index      )
  82                 __field(        unsigned int,   tid             )
  83                 __field(        unsigned int,   word0           )
  84                 __field(        unsigned int,   word1           )
  85                 __field(        unsigned int,   word2           )
  86         ),
  87
  88         TP_fast_assign(
  89                 __entry->gtlb_index     = gtlb_index;
  90                 __entry->tid            = tid;
  91                 __entry->word0          = word0;
  92                 __entry->word1          = word1;
  93                 __entry->word2          = word2;
  94         ),
  95
  96         TP_printk("gtlb_index %u tid %u w0 %u w1 %u w2 %u",
  97                 __entry->gtlb_index, __entry->tid, __entry->word0,
  98                 __entry->word1, __entry->word2)
  99 );
 100
 101
 102 /*************************************************************************
 103  *                         Book3S trace points                           *
 104  *************************************************************************/
 105
 106 #ifdef CONFIG_PPC_BOOK3S
 107
 108 TRACE_EVENT(kvm_book3s_exit,
 109         TP_PROTO(unsigned int exit_nr, struct kvm_vcpu *vcpu),
 110         TP_ARGS(exit_nr, vcpu),
 111
 112         TP_STRUCT__entry(
 113                 __field(        unsigned int,   exit_nr         )
 114                 __field(        unsigned long,  pc              )
 115                 __field(        unsigned long,  msr             )
 116                 __field(        unsigned long,  dar             )
 117                 __field(        unsigned long,  srr1            )
 118         ),
 119
 120         TP_fast_assign(
 121                 __entry->exit_nr        = exit_nr;
 122                 __entry->pc             = kvmppc_get_pc(vcpu);
 123                 __entry->dar            = kvmppc_get_fault_dar(vcpu);
 124                 __entry->msr            = vcpu->arch.shared->msr;
 125                 __entry->srr1           = to_svcpu(vcpu)->shadow_srr1;
 126         ),
 127
 128         TP_printk("exit=0x%x | pc=0x%lx | msr=0x%lx | dar=0x%lx | srr1=0x%lx",
 129                   __entry->exit_nr, __entry->pc, __entry->msr, __entry->dar,
 130                   __entry->srr1)
 131 );
 132
 133 TRACE_EVENT(kvm_book3s_reenter,
 134         TP_PROTO(int r, struct kvm_vcpu *vcpu),
 135         TP_ARGS(r, vcpu),
 136
 137         TP_STRUCT__entry(
 138                 __field(        unsigned int,   r               )
 139                 __field(        unsigned long,  pc              )
 140         ),
 141
 142         TP_fast_assign(
 143                 __entry->r              = r;
 144                 __entry->pc             = kvmppc_get_pc(vcpu);
 145         ),
 146
 147         TP_printk("reentry r=%d | pc=0x%lx", __entry->r, __entry->pc)
 148 );
 149
 150 #ifdef CONFIG_PPC_BOOK3S_64
 151
 152 TRACE_EVENT(kvm_book3s_64_mmu_map,
 153         TP_PROTO(int rflags, ulong hpteg, ulong va, pfn_t hpaddr,
 154                  struct kvmppc_pte *orig_pte),
 155         TP_ARGS(rflags, hpteg, va, hpaddr, orig_pte),
 156
 157         TP_STRUCT__entry(
 158                 __field(        unsigned char,          flag_w          )
 159                 __field(        unsigned char,          flag_x          )
 160                 __field(        unsigned long,          eaddr           )
 161                 __field(        unsigned long,          hpteg           )
 162                 __field(        unsigned long,          va              )
 163                 __field(        unsigned long long,     vpage           )
 164                 __field(        unsigned long,          hpaddr          )
 165         ),
 166
 167         TP_fast_assign(
 168                 __entry->flag_w = ((rflags & HPTE_R_PP) == 3) ? '-' : 'w';
 169                 __entry->flag_x = (rflags & HPTE_R_N) ? '-' : 'x';
 170                 __entry->eaddr  = orig_pte->eaddr;
 171                 __entry->hpteg  = hpteg;
 172                 __entry->va     = va;
 173                 __entry->vpage  = orig_pte->vpage;
 174                 __entry->hpaddr = hpaddr;
 175         ),
 176
 177         TP_printk("KVM: %c%c Map 0x%lx: [%lx] 0x%lx (0x%llx) -> %lx",
 178                   __entry->flag_w, __entry->flag_x, __entry->eaddr,
 179                   __entry->hpteg, __entry->va, __entry->vpage, __entry->hpaddr)
 180 );
 181
 182 #endif /* CONFIG_PPC_BOOK3S_64 */
 183
 184 TRACE_EVENT(kvm_book3s_mmu_map,
 185         TP_PROTO(struct hpte_cache *pte),
 186         TP_ARGS(pte),
 187
 188         TP_STRUCT__entry(
 189                 __field(        u64,            host_va         )
 190                 __field(        u64,            pfn             )
 191                 __field(        ulong,          eaddr           )
 192                 __field(        u64,            vpage           )
 193                 __field(        ulong,          raddr           )
 194                 __field(        int,            flags           )
 195         ),
 196
 197         TP_fast_assign(
 198                 __entry->host_va        = pte->host_va;
 199                 __entry->pfn            = pte->pfn;
 200                 __entry->eaddr          = pte->pte.eaddr;
 201                 __entry->vpage          = pte->pte.vpage;
 202                 __entry->raddr          = pte->pte.raddr;
 203                 __entry->flags          = (pte->pte.may_read ? 0x4 : 0) |
 204                                           (pte->pte.may_write ? 0x2 : 0) |
 205                                           (pte->pte.may_execute ? 0x1 : 0);
 206         ),
 207
 208         TP_printk("Map: hva=%llx pfn=%llx ea=%lx vp=%llx ra=%lx [%x]",
 209                   __entry->host_va, __entry->pfn, __entry->eaddr,
 210                   __entry->vpage, __entry->raddr, __entry->flags)
 211 );
 212
 213 TRACE_EVENT(kvm_book3s_mmu_invalidate,
 214         TP_PROTO(struct hpte_cache *pte),
 215         TP_ARGS(pte),
 216
 217         TP_STRUCT__entry(
 218                 __field(        u64,            host_va         )
 219                 __field(        u64,            pfn             )
 220                 __field(        ulong,          eaddr           )
 221                 __field(        u64,            vpage           )
 222                 __field(        ulong,          raddr           )
 223                 __field(        int,            flags           )
 224         ),
 225
 226         TP_fast_assign(
 227                 __entry->host_va        = pte->host_va;
 228                 __entry->pfn            = pte->pfn;
 229                 __entry->eaddr          = pte->pte.eaddr;
 230                 __entry->vpage          = pte->pte.vpage;
 231                 __entry->raddr          = pte->pte.raddr;
 232                 __entry->flags          = (pte->pte.may_read ? 0x4 : 0) |
 233                                           (pte->pte.may_write ? 0x2 : 0) |
 234                                           (pte->pte.may_execute ? 0x1 : 0);
 235         ),
 236
 237         TP_printk("Flush: hva=%llx pfn=%llx ea=%lx vp=%llx ra=%lx [%x]",
 238                   __entry->host_va, __entry->pfn, __entry->eaddr,
 239                   __entry->vpage, __entry->raddr, __entry->flags)
 240 );
 241
 242 TRACE_EVENT(kvm_book3s_mmu_flush,
 243         TP_PROTO(const char *type, struct kvm_vcpu *vcpu, unsigned long long p1,
 244                  unsigned long long p2),
 245         TP_ARGS(type, vcpu, p1, p2),
 246
 247         TP_STRUCT__entry(
 248                 __field(        int,                    count           )
 249                 __field(        unsigned long long,     p1              )
 250                 __field(        unsigned long long,     p2              )
 251                 __field(        const char *,           type            )
 252         ),
 253
 254         TP_fast_assign(
 255                 __entry->count          = vcpu->arch.hpte_cache_count;
 256                 __entry->p1             = p1;
 257                 __entry->p2             = p2;
 258                 __entry->type           = type;
 259         ),
 260
 261         TP_printk("Flush %d %sPTEs: %llx - %llx",
 262                   __entry->count, __entry->type, __entry->p1, __entry->p2)
 263 );
 264
 265 TRACE_EVENT(kvm_book3s_slb_found,
 266         TP_PROTO(unsigned long long gvsid, unsigned long long hvsid),
 267         TP_ARGS(gvsid, hvsid),
 268
 269         TP_STRUCT__entry(
 270                 __field(        unsigned long long,     gvsid           )
 271                 __field(        unsigned long long,     hvsid           )
 272         ),
 273
 274         TP_fast_assign(
 275                 __entry->gvsid          = gvsid;
 276                 __entry->hvsid          = hvsid;
 277         ),
 278
 279         TP_printk("%llx -> %llx", __entry->gvsid, __entry->hvsid)
 280 );
 281
 282 TRACE_EVENT(kvm_book3s_slb_fail,
 283         TP_PROTO(u16 sid_map_mask, unsigned long long gvsid),
 284         TP_ARGS(sid_map_mask, gvsid),
 285
 286         TP_STRUCT__entry(
 287                 __field(        unsigned short,         sid_map_mask    )
 288                 __field(        unsigned long long,     gvsid           )
 289         ),
 290
 291         TP_fast_assign(
 292                 __entry->sid_map_mask   = sid_map_mask;
 293                 __entry->gvsid          = gvsid;
 294         ),
 295
 296         TP_printk("%x/%x: %llx", __entry->sid_map_mask,
 297                   SID_MAP_MASK - __entry->sid_map_mask, __entry->gvsid)
 298 );
 299
 300 TRACE_EVENT(kvm_book3s_slb_map,
 301         TP_PROTO(u16 sid_map_mask, unsigned long long gvsid,
 302                  unsigned long long hvsid),
 303         TP_ARGS(sid_map_mask, gvsid, hvsid),
 304
 305         TP_STRUCT__entry(
 306                 __field(        unsigned short,         sid_map_mask    )
 307                 __field(        unsigned long long,     guest_vsid      )
 308                 __field(        unsigned long long,     host_vsid       )
 309         ),
 310
 311         TP_fast_assign(
 312                 __entry->sid_map_mask   = sid_map_mask;
 313                 __entry->guest_vsid     = gvsid;
 314                 __entry->host_vsid      = hvsid;
 315         ),
 316
 317         TP_printk("%x: %llx -> %llx", __entry->sid_map_mask,
 318                   __entry->guest_vsid, __entry->host_vsid)
 319 );
 320
 321 TRACE_EVENT(kvm_book3s_slbmte,
 322         TP_PROTO(u64 slb_vsid, u64 slb_esid),
 323         TP_ARGS(slb_vsid, slb_esid),
 324
 325         TP_STRUCT__entry(
 326                 __field(        u64,    slb_vsid        )
 327                 __field(        u64,    slb_esid        )
 328         ),
 329
 330         TP_fast_assign(
 331                 __entry->slb_vsid       = slb_vsid;
 332                 __entry->slb_esid       = slb_esid;
 333         ),
 334
 335         TP_printk("%llx, %llx", __entry->slb_vsid, __entry->slb_esid)
 336 );
 337
 338 #endif /* CONFIG_PPC_BOOK3S */
 339
 340 #endif /* _TRACE_KVM_H */
 341
 342 /* This part must be outside protection */
 343 #include <trace/define_trace.h>