1 #if !defined(_TRACE_KVMS390_H) || defined(TRACE_HEADER_MULTI_READ) 2 #define _TRACE_KVMS390_H 3 4 #include <linux/tracepoint.h> 5 6 #undef TRACE_SYSTEM 7 #define TRACE_SYSTEM kvm-s390 8 #define TRACE_INCLUDE_PATH . 9 #undef TRACE_INCLUDE_FILE 10 #define TRACE_INCLUDE_FILE trace-s390 11 12 /* 13 * The TRACE_SYSTEM_VAR defaults to TRACE_SYSTEM, but must be a 14 * legitimate C variable. It is not exported to user space. 15 */ 16 #undef TRACE_SYSTEM_VAR 17 #define TRACE_SYSTEM_VAR kvm_s390 18 19 /* 20 * Trace point for the creation of the kvm instance. 21 */ 22 TRACE_EVENT(kvm_s390_create_vm, 23 TP_PROTO(unsigned long type), 24 TP_ARGS(type), 25 26 TP_STRUCT__entry( 27 __field(unsigned long, type) 28 ), 29 30 TP_fast_assign( 31 __entry->type = type; 32 ), 33 34 TP_printk("create vm%s", 35 __entry->type & KVM_VM_S390_UCONTROL ? " (UCONTROL)" : "") 36 ); 37 38 /* 39 * Trace points for creation and destruction of vpcus. 40 */ 41 TRACE_EVENT(kvm_s390_create_vcpu, 42 TP_PROTO(unsigned int id, struct kvm_vcpu *vcpu, 43 struct kvm_s390_sie_block *sie_block), 44 TP_ARGS(id, vcpu, sie_block), 45 46 TP_STRUCT__entry( 47 __field(unsigned int, id) 48 __field(struct kvm_vcpu *, vcpu) 49 __field(struct kvm_s390_sie_block *, sie_block) 50 ), 51 52 TP_fast_assign( 53 __entry->id = id; 54 __entry->vcpu = vcpu; 55 __entry->sie_block = sie_block; 56 ), 57 58 TP_printk("create cpu %d at 0x%pK, sie block at 0x%pK", 59 __entry->id, __entry->vcpu, __entry->sie_block) 60 ); 61 62 TRACE_EVENT(kvm_s390_destroy_vcpu, 63 TP_PROTO(unsigned int id), 64 TP_ARGS(id), 65 66 TP_STRUCT__entry( 67 __field(unsigned int, id) 68 ), 69 70 TP_fast_assign( 71 __entry->id = id; 72 ), 73 74 TP_printk("destroy cpu %d", __entry->id) 75 ); 76 77 /* 78 * Trace point for start and stop of vpcus. 79 */ 80 TRACE_EVENT(kvm_s390_vcpu_start_stop, 81 TP_PROTO(unsigned int id, int state), 82 TP_ARGS(id, state), 83 84 TP_STRUCT__entry( 85 __field(unsigned int, id) 86 __field(int, state) 87 ), 88 89 TP_fast_assign( 90 __entry->id = id; 91 __entry->state = state; 92 ), 93 94 TP_printk("%s cpu %d", __entry->state ? "starting" : "stopping", 95 __entry->id) 96 ); 97 98 /* 99 * Trace points for injection of interrupts, either per machine or 100 * per vcpu. 101 */ 102 103 #define kvm_s390_int_type \ 104 {KVM_S390_SIGP_STOP, "sigp stop"}, \ 105 {KVM_S390_PROGRAM_INT, "program interrupt"}, \ 106 {KVM_S390_SIGP_SET_PREFIX, "sigp set prefix"}, \ 107 {KVM_S390_RESTART, "sigp restart"}, \ 108 {KVM_S390_INT_PFAULT_INIT, "pfault init"}, \ 109 {KVM_S390_INT_PFAULT_DONE, "pfault done"}, \ 110 {KVM_S390_MCHK, "machine check"}, \ 111 {KVM_S390_INT_CLOCK_COMP, "clock comparator"}, \ 112 {KVM_S390_INT_CPU_TIMER, "cpu timer"}, \ 113 {KVM_S390_INT_VIRTIO, "virtio interrupt"}, \ 114 {KVM_S390_INT_SERVICE, "sclp interrupt"}, \ 115 {KVM_S390_INT_EMERGENCY, "sigp emergency"}, \ 116 {KVM_S390_INT_EXTERNAL_CALL, "sigp ext call"} 117 118 #define get_irq_name(__type) \ 119 (__type > KVM_S390_INT_IO_MAX ? \ 120 __print_symbolic(__type, kvm_s390_int_type) : \ 121 (__type & KVM_S390_INT_IO_AI_MASK ? \ 122 "adapter I/O interrupt" : "subchannel I/O interrupt")) 123 124 TRACE_EVENT(kvm_s390_inject_vm, 125 TP_PROTO(__u64 type, __u32 parm, __u64 parm64, int who), 126 TP_ARGS(type, parm, parm64, who), 127 128 TP_STRUCT__entry( 129 __field(__u32, inttype) 130 __field(__u32, parm) 131 __field(__u64, parm64) 132 __field(int, who) 133 ), 134 135 TP_fast_assign( 136 __entry->inttype = type & 0x00000000ffffffff; 137 __entry->parm = parm; 138 __entry->parm64 = parm64; 139 __entry->who = who; 140 ), 141 142 TP_printk("inject%s: type:%x (%s) parm:%x parm64:%llx", 143 (__entry->who == 1) ? " (from kernel)" : 144 (__entry->who == 2) ? " (from user)" : "", 145 __entry->inttype, get_irq_name(__entry->inttype), 146 __entry->parm, __entry->parm64) 147 ); 148 149 TRACE_EVENT(kvm_s390_inject_vcpu, 150 TP_PROTO(unsigned int id, __u64 type, __u32 parm, __u64 parm64), 151 TP_ARGS(id, type, parm, parm64), 152 153 TP_STRUCT__entry( 154 __field(int, id) 155 __field(__u32, inttype) 156 __field(__u32, parm) 157 __field(__u64, parm64) 158 ), 159 160 TP_fast_assign( 161 __entry->id = id; 162 __entry->inttype = type & 0x00000000ffffffff; 163 __entry->parm = parm; 164 __entry->parm64 = parm64; 165 ), 166 167 TP_printk("inject (vcpu %d): type:%x (%s) parm:%x parm64:%llx", 168 __entry->id, __entry->inttype, 169 get_irq_name(__entry->inttype), __entry->parm, 170 __entry->parm64) 171 ); 172 173 /* 174 * Trace point for the actual delivery of interrupts. 175 */ 176 TRACE_EVENT(kvm_s390_deliver_interrupt, 177 TP_PROTO(unsigned int id, __u64 type, __u64 data0, __u64 data1), 178 TP_ARGS(id, type, data0, data1), 179 180 TP_STRUCT__entry( 181 __field(int, id) 182 __field(__u32, inttype) 183 __field(__u64, data0) 184 __field(__u64, data1) 185 ), 186 187 TP_fast_assign( 188 __entry->id = id; 189 __entry->inttype = type & 0x00000000ffffffff; 190 __entry->data0 = data0; 191 __entry->data1 = data1; 192 ), 193 194 TP_printk("deliver interrupt (vcpu %d): type:%x (%s) " \ 195 "data:%08llx %016llx", 196 __entry->id, __entry->inttype, 197 get_irq_name(__entry->inttype), __entry->data0, 198 __entry->data1) 199 ); 200 201 /* 202 * Trace point for resets that may be requested from userspace. 203 */ 204 TRACE_EVENT(kvm_s390_request_resets, 205 TP_PROTO(__u64 resets), 206 TP_ARGS(resets), 207 208 TP_STRUCT__entry( 209 __field(__u64, resets) 210 ), 211 212 TP_fast_assign( 213 __entry->resets = resets; 214 ), 215 216 TP_printk("requesting userspace resets %llx", 217 __entry->resets) 218 ); 219 220 /* 221 * Trace point for a vcpu's stop requests. 222 */ 223 TRACE_EVENT(kvm_s390_stop_request, 224 TP_PROTO(unsigned char stop_irq, unsigned char flags), 225 TP_ARGS(stop_irq, flags), 226 227 TP_STRUCT__entry( 228 __field(unsigned char, stop_irq) 229 __field(unsigned char, flags) 230 ), 231 232 TP_fast_assign( 233 __entry->stop_irq = stop_irq; 234 __entry->flags = flags; 235 ), 236 237 TP_printk("stop request, stop irq = %u, flags = %08x", 238 __entry->stop_irq, __entry->flags) 239 ); 240 241 242 /* 243 * Trace point for enabling channel I/O instruction support. 244 */ 245 TRACE_EVENT(kvm_s390_enable_css, 246 TP_PROTO(void *kvm), 247 TP_ARGS(kvm), 248 249 TP_STRUCT__entry( 250 __field(void *, kvm) 251 ), 252 253 TP_fast_assign( 254 __entry->kvm = kvm; 255 ), 256 257 TP_printk("enabling channel I/O support (kvm @ %pK)\n", 258 __entry->kvm) 259 ); 260 261 /* 262 * Trace point for enabling and disabling interlocking-and-broadcasting 263 * suppression. 264 */ 265 TRACE_EVENT(kvm_s390_enable_disable_ibs, 266 TP_PROTO(unsigned int id, int state), 267 TP_ARGS(id, state), 268 269 TP_STRUCT__entry( 270 __field(unsigned int, id) 271 __field(int, state) 272 ), 273 274 TP_fast_assign( 275 __entry->id = id; 276 __entry->state = state; 277 ), 278 279 TP_printk("%s ibs on cpu %d", 280 __entry->state ? "enabling" : "disabling", __entry->id) 281 ); 282 283 /* 284 * Trace point for modifying ais mode for a given isc. 285 */ 286 TRACE_EVENT(kvm_s390_modify_ais_mode, 287 TP_PROTO(__u8 isc, __u16 from, __u16 to), 288 TP_ARGS(isc, from, to), 289 290 TP_STRUCT__entry( 291 __field(__u8, isc) 292 __field(__u16, from) 293 __field(__u16, to) 294 ), 295 296 TP_fast_assign( 297 __entry->isc = isc; 298 __entry->from = from; 299 __entry->to = to; 300 ), 301 302 TP_printk("for isc %x, modifying interruption mode from %s to %s", 303 __entry->isc, 304 (__entry->from == KVM_S390_AIS_MODE_ALL) ? 305 "ALL-Interruptions Mode" : 306 (__entry->from == KVM_S390_AIS_MODE_SINGLE) ? 307 "Single-Interruption Mode" : "No-Interruptions Mode", 308 (__entry->to == KVM_S390_AIS_MODE_ALL) ? 309 "ALL-Interruptions Mode" : 310 (__entry->to == KVM_S390_AIS_MODE_SINGLE) ? 311 "Single-Interruption Mode" : "No-Interruptions Mode") 312 ); 313 314 /* 315 * Trace point for suppressed adapter I/O interrupt. 316 */ 317 TRACE_EVENT(kvm_s390_airq_suppressed, 318 TP_PROTO(__u32 id, __u8 isc), 319 TP_ARGS(id, isc), 320 321 TP_STRUCT__entry( 322 __field(__u32, id) 323 __field(__u8, isc) 324 ), 325 326 TP_fast_assign( 327 __entry->id = id; 328 __entry->isc = isc; 329 ), 330 331 TP_printk("adapter I/O interrupt suppressed (id:%x isc:%x)", 332 __entry->id, __entry->isc) 333 ); 334 335 336 #endif /* _TRACE_KVMS390_H */ 337 338 /* This part must be outside protection */ 339 #include <trace/define_trace.h> 340