KVM: s390: decoder of SIE intercepted instructions
[deliverable/linux.git] / arch / s390 / kvm / trace.h
CommitLineData
5786fffa
CH
1#if !defined(_TRACE_KVM_H) || defined(TRACE_HEADER_MULTI_READ)
2#define _TRACE_KVM_H
3
4#include <linux/tracepoint.h>
6de1bf88 5#include <asm/sie.h>
5786fffa 6#include <asm/debug.h>
0f20822a 7#include <asm/dis.h>
5786fffa
CH
8
9#undef TRACE_SYSTEM
10#define TRACE_SYSTEM kvm
11#define TRACE_INCLUDE_PATH .
12#undef TRACE_INCLUDE_FILE
13#define TRACE_INCLUDE_FILE trace
14
15/*
16 * Helpers for vcpu-specific tracepoints containing the same information
17 * as s390dbf VCPU_EVENTs.
18 */
19#define VCPU_PROTO_COMMON struct kvm_vcpu *vcpu
20#define VCPU_ARGS_COMMON vcpu
21#define VCPU_FIELD_COMMON __field(int, id) \
22 __field(unsigned long, pswmask) \
23 __field(unsigned long, pswaddr)
24#define VCPU_ASSIGN_COMMON do { \
25 __entry->id = vcpu->vcpu_id; \
26 __entry->pswmask = vcpu->arch.sie_block->gpsw.mask; \
27 __entry->pswaddr = vcpu->arch.sie_block->gpsw.addr; \
28 } while (0);
29#define VCPU_TP_PRINTK(p_str, p_args...) \
30 TP_printk("%02d[%016lx-%016lx]: " p_str, __entry->id, \
31 __entry->pswmask, __entry->pswaddr, p_args)
32
693ffc08
DD
33TRACE_EVENT(kvm_s390_skey_related_inst,
34 TP_PROTO(VCPU_PROTO_COMMON),
35 TP_ARGS(VCPU_ARGS_COMMON),
36
37 TP_STRUCT__entry(
38 VCPU_FIELD_COMMON
39 ),
40
41 TP_fast_assign(
42 VCPU_ASSIGN_COMMON
43 ),
44 VCPU_TP_PRINTK("%s", "first instruction related to skeys on vcpu")
45 );
46
3c038e6b
DD
47TRACE_EVENT(kvm_s390_major_guest_pfault,
48 TP_PROTO(VCPU_PROTO_COMMON),
49 TP_ARGS(VCPU_ARGS_COMMON),
50
51 TP_STRUCT__entry(
52 VCPU_FIELD_COMMON
53 ),
54
55 TP_fast_assign(
56 VCPU_ASSIGN_COMMON
57 ),
58 VCPU_TP_PRINTK("%s", "major fault, maybe applicable for pfault")
59 );
60
61TRACE_EVENT(kvm_s390_pfault_init,
62 TP_PROTO(VCPU_PROTO_COMMON, long pfault_token),
63 TP_ARGS(VCPU_ARGS_COMMON, pfault_token),
64
65 TP_STRUCT__entry(
66 VCPU_FIELD_COMMON
67 __field(long, pfault_token)
68 ),
69
70 TP_fast_assign(
71 VCPU_ASSIGN_COMMON
72 __entry->pfault_token = pfault_token;
73 ),
74 VCPU_TP_PRINTK("init pfault token %ld", __entry->pfault_token)
75 );
76
77TRACE_EVENT(kvm_s390_pfault_done,
78 TP_PROTO(VCPU_PROTO_COMMON, long pfault_token),
79 TP_ARGS(VCPU_ARGS_COMMON, pfault_token),
80
81 TP_STRUCT__entry(
82 VCPU_FIELD_COMMON
83 __field(long, pfault_token)
84 ),
85
86 TP_fast_assign(
87 VCPU_ASSIGN_COMMON
88 __entry->pfault_token = pfault_token;
89 ),
90 VCPU_TP_PRINTK("done pfault token %ld", __entry->pfault_token)
91 );
92
5786fffa
CH
93/*
94 * Tracepoints for SIE entry and exit.
95 */
96TRACE_EVENT(kvm_s390_sie_enter,
97 TP_PROTO(VCPU_PROTO_COMMON, int cpuflags),
98 TP_ARGS(VCPU_ARGS_COMMON, cpuflags),
99
100 TP_STRUCT__entry(
101 VCPU_FIELD_COMMON
102 __field(int, cpuflags)
103 ),
104
105 TP_fast_assign(
106 VCPU_ASSIGN_COMMON
107 __entry->cpuflags = cpuflags;
108 ),
109
110 VCPU_TP_PRINTK("entering sie flags %x", __entry->cpuflags)
111 );
112
113TRACE_EVENT(kvm_s390_sie_fault,
114 TP_PROTO(VCPU_PROTO_COMMON),
115 TP_ARGS(VCPU_ARGS_COMMON),
116
117 TP_STRUCT__entry(
118 VCPU_FIELD_COMMON
119 ),
120
121 TP_fast_assign(
122 VCPU_ASSIGN_COMMON
123 ),
124
125 VCPU_TP_PRINTK("%s", "fault in sie instruction")
126 );
127
5786fffa
CH
128TRACE_EVENT(kvm_s390_sie_exit,
129 TP_PROTO(VCPU_PROTO_COMMON, u8 icptcode),
130 TP_ARGS(VCPU_ARGS_COMMON, icptcode),
131
132 TP_STRUCT__entry(
133 VCPU_FIELD_COMMON
134 __field(u8, icptcode)
135 ),
136
137 TP_fast_assign(
138 VCPU_ASSIGN_COMMON
139 __entry->icptcode = icptcode;
140 ),
141
142 VCPU_TP_PRINTK("exit sie icptcode %d (%s)", __entry->icptcode,
143 __print_symbolic(__entry->icptcode,
144 sie_intercept_code))
145 );
146
147/*
148 * Trace point for intercepted instructions.
149 */
150TRACE_EVENT(kvm_s390_intercept_instruction,
151 TP_PROTO(VCPU_PROTO_COMMON, __u16 ipa, __u32 ipb),
152 TP_ARGS(VCPU_ARGS_COMMON, ipa, ipb),
153
154 TP_STRUCT__entry(
155 VCPU_FIELD_COMMON
156 __field(__u64, instruction)
157 __field(char, insn[8])
158 ),
159
160 TP_fast_assign(
161 VCPU_ASSIGN_COMMON
162 __entry->instruction = ((__u64)ipa << 48) |
163 ((__u64)ipb << 16);
164 ),
165
166 VCPU_TP_PRINTK("intercepted instruction %016llx (%s)",
167 __entry->instruction,
168 insn_to_mnemonic((unsigned char *)
169 &__entry->instruction,
0bcc94ba 170 __entry->insn, sizeof(__entry->insn)) ?
5786fffa
CH
171 "unknown" : __entry->insn)
172 );
173
174/*
175 * Trace point for intercepted program interruptions.
176 */
177TRACE_EVENT(kvm_s390_intercept_prog,
178 TP_PROTO(VCPU_PROTO_COMMON, __u16 code),
179 TP_ARGS(VCPU_ARGS_COMMON, code),
180
181 TP_STRUCT__entry(
182 VCPU_FIELD_COMMON
183 __field(__u16, code)
184 ),
185
186 TP_fast_assign(
187 VCPU_ASSIGN_COMMON
188 __entry->code = code;
189 ),
190
191 VCPU_TP_PRINTK("intercepted program interruption %04x",
192 __entry->code)
193 );
194
195/*
196 * Trace point for validity intercepts.
197 */
198TRACE_EVENT(kvm_s390_intercept_validity,
199 TP_PROTO(VCPU_PROTO_COMMON, __u16 viwhy),
200 TP_ARGS(VCPU_ARGS_COMMON, viwhy),
201
202 TP_STRUCT__entry(
203 VCPU_FIELD_COMMON
204 __field(__u16, viwhy)
205 ),
206
207 TP_fast_assign(
208 VCPU_ASSIGN_COMMON
209 __entry->viwhy = viwhy;
210 ),
211
212 VCPU_TP_PRINTK("got validity intercept %04x", __entry->viwhy)
213 );
214
215/*
216 * Trace points for instructions that are of special interest.
217 */
218
5786fffa
CH
219TRACE_EVENT(kvm_s390_handle_sigp,
220 TP_PROTO(VCPU_PROTO_COMMON, __u8 order_code, __u16 cpu_addr, \
221 __u32 parameter),
222 TP_ARGS(VCPU_ARGS_COMMON, order_code, cpu_addr, parameter),
223
224 TP_STRUCT__entry(
225 VCPU_FIELD_COMMON
226 __field(__u8, order_code)
227 __field(__u16, cpu_addr)
228 __field(__u32, parameter)
229 ),
230
231 TP_fast_assign(
232 VCPU_ASSIGN_COMMON
233 __entry->order_code = order_code;
234 __entry->cpu_addr = cpu_addr;
235 __entry->parameter = parameter;
236 ),
237
238 VCPU_TP_PRINTK("handle sigp order %02x (%s), cpu address %04x, " \
239 "parameter %08x", __entry->order_code,
240 __print_symbolic(__entry->order_code,
241 sigp_order_codes),
242 __entry->cpu_addr, __entry->parameter)
243 );
244
5786fffa
CH
245TRACE_EVENT(kvm_s390_handle_diag,
246 TP_PROTO(VCPU_PROTO_COMMON, __u16 code),
247 TP_ARGS(VCPU_ARGS_COMMON, code),
248
249 TP_STRUCT__entry(
250 VCPU_FIELD_COMMON
251 __field(__u16, code)
252 ),
253
254 TP_fast_assign(
255 VCPU_ASSIGN_COMMON
256 __entry->code = code;
257 ),
258
259 VCPU_TP_PRINTK("handle diagnose call %04x (%s)", __entry->code,
260 __print_symbolic(__entry->code, diagnose_codes))
261 );
262
263TRACE_EVENT(kvm_s390_handle_lctl,
264 TP_PROTO(VCPU_PROTO_COMMON, int g, int reg1, int reg3, u64 addr),
265 TP_ARGS(VCPU_ARGS_COMMON, g, reg1, reg3, addr),
266
267 TP_STRUCT__entry(
268 VCPU_FIELD_COMMON
269 __field(int, g)
270 __field(int, reg1)
271 __field(int, reg3)
272 __field(u64, addr)
273 ),
274
275 TP_fast_assign(
276 VCPU_ASSIGN_COMMON
277 __entry->g = g;
278 __entry->reg1 = reg1;
279 __entry->reg3 = reg3;
280 __entry->addr = addr;
281 ),
282
283 VCPU_TP_PRINTK("%s: loading cr %x-%x from %016llx",
284 __entry->g ? "lctlg" : "lctl",
285 __entry->reg1, __entry->reg3, __entry->addr)
aba07508
DH
286 );
287
288TRACE_EVENT(kvm_s390_handle_stctl,
289 TP_PROTO(VCPU_PROTO_COMMON, int g, int reg1, int reg3, u64 addr),
290 TP_ARGS(VCPU_ARGS_COMMON, g, reg1, reg3, addr),
291
292 TP_STRUCT__entry(
293 VCPU_FIELD_COMMON
294 __field(int, g)
295 __field(int, reg1)
296 __field(int, reg3)
297 __field(u64, addr)
298 ),
299
300 TP_fast_assign(
301 VCPU_ASSIGN_COMMON
302 __entry->g = g;
303 __entry->reg1 = reg1;
304 __entry->reg3 = reg3;
305 __entry->addr = addr;
306 ),
307
308 VCPU_TP_PRINTK("%s: storing cr %x-%x to %016llx",
309 __entry->g ? "stctg" : "stctl",
310 __entry->reg1, __entry->reg3, __entry->addr)
5786fffa
CH
311 );
312
313TRACE_EVENT(kvm_s390_handle_prefix,
314 TP_PROTO(VCPU_PROTO_COMMON, int set, u32 address),
315 TP_ARGS(VCPU_ARGS_COMMON, set, address),
316
317 TP_STRUCT__entry(
318 VCPU_FIELD_COMMON
319 __field(int, set)
320 __field(u32, address)
321 ),
322
323 TP_fast_assign(
324 VCPU_ASSIGN_COMMON
325 __entry->set = set;
326 __entry->address = address;
327 ),
328
329 VCPU_TP_PRINTK("%s prefix to %08x",
330 __entry->set ? "setting" : "storing",
331 __entry->address)
332 );
333
334TRACE_EVENT(kvm_s390_handle_stap,
335 TP_PROTO(VCPU_PROTO_COMMON, u64 address),
336 TP_ARGS(VCPU_ARGS_COMMON, address),
337
338 TP_STRUCT__entry(
339 VCPU_FIELD_COMMON
340 __field(u64, address)
341 ),
342
343 TP_fast_assign(
344 VCPU_ASSIGN_COMMON
345 __entry->address = address;
346 ),
347
348 VCPU_TP_PRINTK("storing cpu address to %016llx",
349 __entry->address)
350 );
351
352TRACE_EVENT(kvm_s390_handle_stfl,
353 TP_PROTO(VCPU_PROTO_COMMON, unsigned int facility_list),
354 TP_ARGS(VCPU_ARGS_COMMON, facility_list),
355
356 TP_STRUCT__entry(
357 VCPU_FIELD_COMMON
358 __field(unsigned int, facility_list)
359 ),
360
361 TP_fast_assign(
362 VCPU_ASSIGN_COMMON
363 __entry->facility_list = facility_list;
364 ),
365
366 VCPU_TP_PRINTK("store facility list value %08x",
367 __entry->facility_list)
368 );
369
370TRACE_EVENT(kvm_s390_handle_stsi,
371 TP_PROTO(VCPU_PROTO_COMMON, int fc, int sel1, int sel2, u64 addr),
372 TP_ARGS(VCPU_ARGS_COMMON, fc, sel1, sel2, addr),
373
374 TP_STRUCT__entry(
375 VCPU_FIELD_COMMON
376 __field(int, fc)
377 __field(int, sel1)
378 __field(int, sel2)
379 __field(u64, addr)
380 ),
381
382 TP_fast_assign(
383 VCPU_ASSIGN_COMMON
384 __entry->fc = fc;
385 __entry->sel1 = sel1;
386 __entry->sel2 = sel2;
387 __entry->addr = addr;
388 ),
389
390 VCPU_TP_PRINTK("STSI %d.%d.%d information stored to %016llx",
391 __entry->fc, __entry->sel1, __entry->sel2,
392 __entry->addr)
393 );
394
395#endif /* _TRACE_KVM_H */
396
397/* This part must be outside protection */
398#include <trace/define_trace.h>
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