1#undef TRACE_SYSTEM
2#define TRACE_SYSTEM xen
3
4#if !defined(_TRACE_XEN_H) || defined(TRACE_HEADER_MULTI_READ)
5#define _TRACE_XEN_H
6
7#include <linux/tracepoint.h>
8#include <asm/paravirt_types.h>
9#include <asm/xen/trace_types.h>
10
11struct multicall_entry;
12
13/* Multicalls */
14DECLARE_EVENT_CLASS(xen_mc__batch,
15	    TP_PROTO(enum paravirt_lazy_mode mode),
16	    TP_ARGS(mode),
17	    TP_STRUCT__entry(
18		    __field(enum paravirt_lazy_mode, mode)
19		    ),
20	    TP_fast_assign(__entry->mode = mode),
21	    TP_printk("start batch LAZY_%s",
22		      (__entry->mode == PARAVIRT_LAZY_MMU) ? "MMU" :
23		      (__entry->mode == PARAVIRT_LAZY_CPU) ? "CPU" : "NONE")
24	);
25#define DEFINE_XEN_MC_BATCH(name)			\
26	DEFINE_EVENT(xen_mc__batch, name,		\
27		TP_PROTO(enum paravirt_lazy_mode mode),	\
28		     TP_ARGS(mode))
29
30DEFINE_XEN_MC_BATCH(xen_mc_batch);
31DEFINE_XEN_MC_BATCH(xen_mc_issue);
32
33TRACE_EVENT(xen_mc_entry,
34	    TP_PROTO(struct multicall_entry *mc, unsigned nargs),
35	    TP_ARGS(mc, nargs),
36	    TP_STRUCT__entry(
37		    __field(unsigned int, op)
38		    __field(unsigned int, nargs)
39		    __array(unsigned long, args, 6)
40		    ),
41	    TP_fast_assign(__entry->op = mc->op;
42			   __entry->nargs = nargs;
43			   memcpy(__entry->args, mc->args, sizeof(unsigned long) * nargs);
44			   memset(__entry->args + nargs, 0, sizeof(unsigned long) * (6 - nargs));
45		    ),
46	    TP_printk("op %u%s args [%lx, %lx, %lx, %lx, %lx, %lx]",
47		      __entry->op, xen_hypercall_name(__entry->op),
48		      __entry->args[0], __entry->args[1], __entry->args[2],
49		      __entry->args[3], __entry->args[4], __entry->args[5])
50	);
51
52TRACE_EVENT(xen_mc_entry_alloc,
53	    TP_PROTO(size_t args),
54	    TP_ARGS(args),
55	    TP_STRUCT__entry(
56		    __field(size_t, args)
57		    ),
58	    TP_fast_assign(__entry->args = args),
59	    TP_printk("alloc entry %zu arg bytes", __entry->args)
60	);
61
62TRACE_EVENT(xen_mc_callback,
63	    TP_PROTO(xen_mc_callback_fn_t fn, void *data),
64	    TP_ARGS(fn, data),
65	    TP_STRUCT__entry(
66		    __field(xen_mc_callback_fn_t, fn)
67		    __field(void *, data)
68		    ),
69	    TP_fast_assign(
70		    __entry->fn = fn;
71		    __entry->data = data;
72		    ),
73	    TP_printk("callback %pf, data %p",
74		      __entry->fn, __entry->data)
75	);
76
77TRACE_EVENT(xen_mc_flush_reason,
78	    TP_PROTO(enum xen_mc_flush_reason reason),
79	    TP_ARGS(reason),
80	    TP_STRUCT__entry(
81		    __field(enum xen_mc_flush_reason, reason)
82		    ),
83	    TP_fast_assign(__entry->reason = reason),
84	    TP_printk("flush reason %s",
85		      (__entry->reason == XEN_MC_FL_NONE) ? "NONE" :
86		      (__entry->reason == XEN_MC_FL_BATCH) ? "BATCH" :
87		      (__entry->reason == XEN_MC_FL_ARGS) ? "ARGS" :
88		      (__entry->reason == XEN_MC_FL_CALLBACK) ? "CALLBACK" : "??")
89	);
90
91TRACE_EVENT(xen_mc_flush,
92	    TP_PROTO(unsigned mcidx, unsigned argidx, unsigned cbidx),
93	    TP_ARGS(mcidx, argidx, cbidx),
94	    TP_STRUCT__entry(
95		    __field(unsigned, mcidx)
96		    __field(unsigned, argidx)
97		    __field(unsigned, cbidx)
98		    ),
99	    TP_fast_assign(__entry->mcidx = mcidx;
100			   __entry->argidx = argidx;
101			   __entry->cbidx = cbidx),
102	    TP_printk("flushing %u hypercalls, %u arg bytes, %u callbacks",
103		      __entry->mcidx, __entry->argidx, __entry->cbidx)
104	);
105
106TRACE_EVENT(xen_mc_extend_args,
107	    TP_PROTO(unsigned long op, size_t args, enum xen_mc_extend_args res),
108	    TP_ARGS(op, args, res),
109	    TP_STRUCT__entry(
110		    __field(unsigned int, op)
111		    __field(size_t, args)
112		    __field(enum xen_mc_extend_args, res)
113		    ),
114	    TP_fast_assign(__entry->op = op;
115			   __entry->args = args;
116			   __entry->res = res),
117	    TP_printk("extending op %u%s by %zu bytes res %s",
118		      __entry->op, xen_hypercall_name(__entry->op),
119		      __entry->args,
120		      __entry->res == XEN_MC_XE_OK ? "OK" :
121		      __entry->res == XEN_MC_XE_BAD_OP ? "BAD_OP" :
122		      __entry->res == XEN_MC_XE_NO_SPACE ? "NO_SPACE" : "???")
123	);
124
125/* mmu */
126DECLARE_EVENT_CLASS(xen_mmu__set_pte,
127	    TP_PROTO(pte_t *ptep, pte_t pteval),
128	    TP_ARGS(ptep, pteval),
129	    TP_STRUCT__entry(
130		    __field(pte_t *, ptep)
131		    __field(pteval_t, pteval)
132		    ),
133	    TP_fast_assign(__entry->ptep = ptep;
134			   __entry->pteval = pteval.pte),
135	    TP_printk("ptep %p pteval %0*llx (raw %0*llx)",
136		      __entry->ptep,
137		      (int)sizeof(pteval_t) * 2, (unsigned long long)pte_val(native_make_pte(__entry->pteval)),
138		      (int)sizeof(pteval_t) * 2, (unsigned long long)__entry->pteval)
139	);
140
141#define DEFINE_XEN_MMU_SET_PTE(name)				\
142	DEFINE_EVENT(xen_mmu__set_pte, name,			\
143		     TP_PROTO(pte_t *ptep, pte_t pteval),	\
144		     TP_ARGS(ptep, pteval))
145
146DEFINE_XEN_MMU_SET_PTE(xen_mmu_set_pte);
147DEFINE_XEN_MMU_SET_PTE(xen_mmu_set_pte_atomic);
148
149TRACE_EVENT(xen_mmu_set_domain_pte,
150	    TP_PROTO(pte_t *ptep, pte_t pteval, unsigned domid),
151	    TP_ARGS(ptep, pteval, domid),
152	    TP_STRUCT__entry(
153		    __field(pte_t *, ptep)
154		    __field(pteval_t, pteval)
155		    __field(unsigned, domid)
156		    ),
157	    TP_fast_assign(__entry->ptep = ptep;
158			   __entry->pteval = pteval.pte;
159			   __entry->domid = domid),
160	    TP_printk("ptep %p pteval %0*llx (raw %0*llx) domid %u",
161		      __entry->ptep,
162		      (int)sizeof(pteval_t) * 2, (unsigned long long)pte_val(native_make_pte(__entry->pteval)),
163		      (int)sizeof(pteval_t) * 2, (unsigned long long)__entry->pteval,
164		      __entry->domid)
165	);
166
167TRACE_EVENT(xen_mmu_set_pte_at,
168	    TP_PROTO(struct mm_struct *mm, unsigned long addr,
169		     pte_t *ptep, pte_t pteval),
170	    TP_ARGS(mm, addr, ptep, pteval),
171	    TP_STRUCT__entry(
172		    __field(struct mm_struct *, mm)
173		    __field(unsigned long, addr)
174		    __field(pte_t *, ptep)
175		    __field(pteval_t, pteval)
176		    ),
177	    TP_fast_assign(__entry->mm = mm;
178			   __entry->addr = addr;
179			   __entry->ptep = ptep;
180			   __entry->pteval = pteval.pte),
181	    TP_printk("mm %p addr %lx ptep %p pteval %0*llx (raw %0*llx)",
182		      __entry->mm, __entry->addr, __entry->ptep,
183		      (int)sizeof(pteval_t) * 2, (unsigned long long)pte_val(native_make_pte(__entry->pteval)),
184		      (int)sizeof(pteval_t) * 2, (unsigned long long)__entry->pteval)
185	);
186
187TRACE_EVENT(xen_mmu_pte_clear,
188	    TP_PROTO(struct mm_struct *mm, unsigned long addr, pte_t *ptep),
189	    TP_ARGS(mm, addr, ptep),
190	    TP_STRUCT__entry(
191		    __field(struct mm_struct *, mm)
192		    __field(unsigned long, addr)
193		    __field(pte_t *, ptep)
194		    ),
195	    TP_fast_assign(__entry->mm = mm;
196			   __entry->addr = addr;
197			   __entry->ptep = ptep),
198	    TP_printk("mm %p addr %lx ptep %p",
199		      __entry->mm, __entry->addr, __entry->ptep)
200	);
201
202TRACE_EVENT(xen_mmu_set_pmd,
203	    TP_PROTO(pmd_t *pmdp, pmd_t pmdval),
204	    TP_ARGS(pmdp, pmdval),
205	    TP_STRUCT__entry(
206		    __field(pmd_t *, pmdp)
207		    __field(pmdval_t, pmdval)
208		    ),
209	    TP_fast_assign(__entry->pmdp = pmdp;
210			   __entry->pmdval = pmdval.pmd),
211	    TP_printk("pmdp %p pmdval %0*llx (raw %0*llx)",
212		      __entry->pmdp,
213		      (int)sizeof(pmdval_t) * 2, (unsigned long long)pmd_val(native_make_pmd(__entry->pmdval)),
214		      (int)sizeof(pmdval_t) * 2, (unsigned long long)__entry->pmdval)
215	);
216
217TRACE_EVENT(xen_mmu_pmd_clear,
218	    TP_PROTO(pmd_t *pmdp),
219	    TP_ARGS(pmdp),
220	    TP_STRUCT__entry(
221		    __field(pmd_t *, pmdp)
222		    ),
223	    TP_fast_assign(__entry->pmdp = pmdp),
224	    TP_printk("pmdp %p", __entry->pmdp)
225	);
226
227#if CONFIG_PGTABLE_LEVELS >= 4
228
229TRACE_EVENT(xen_mmu_set_pud,
230	    TP_PROTO(pud_t *pudp, pud_t pudval),
231	    TP_ARGS(pudp, pudval),
232	    TP_STRUCT__entry(
233		    __field(pud_t *, pudp)
234		    __field(pudval_t, pudval)
235		    ),
236	    TP_fast_assign(__entry->pudp = pudp;
237			   __entry->pudval = native_pud_val(pudval)),
238	    TP_printk("pudp %p pudval %0*llx (raw %0*llx)",
239		      __entry->pudp,
240		      (int)sizeof(pudval_t) * 2, (unsigned long long)pud_val(native_make_pud(__entry->pudval)),
241		      (int)sizeof(pudval_t) * 2, (unsigned long long)__entry->pudval)
242	);
243
244TRACE_EVENT(xen_mmu_set_pgd,
245	    TP_PROTO(pgd_t *pgdp, pgd_t *user_pgdp, pgd_t pgdval),
246	    TP_ARGS(pgdp, user_pgdp, pgdval),
247	    TP_STRUCT__entry(
248		    __field(pgd_t *, pgdp)
249		    __field(pgd_t *, user_pgdp)
250		    __field(pgdval_t, pgdval)
251		    ),
252	    TP_fast_assign(__entry->pgdp = pgdp;
253			   __entry->user_pgdp = user_pgdp;
254			   __entry->pgdval = pgdval.pgd),
255	    TP_printk("pgdp %p user_pgdp %p pgdval %0*llx (raw %0*llx)",
256		      __entry->pgdp, __entry->user_pgdp,
257		      (int)sizeof(pgdval_t) * 2, (unsigned long long)pgd_val(native_make_pgd(__entry->pgdval)),
258		      (int)sizeof(pgdval_t) * 2, (unsigned long long)__entry->pgdval)
259	);
260
261TRACE_EVENT(xen_mmu_pud_clear,
262	    TP_PROTO(pud_t *pudp),
263	    TP_ARGS(pudp),
264	    TP_STRUCT__entry(
265		    __field(pud_t *, pudp)
266		    ),
267	    TP_fast_assign(__entry->pudp = pudp),
268	    TP_printk("pudp %p", __entry->pudp)
269	);
270#else
271
272TRACE_EVENT(xen_mmu_set_pud,
273	    TP_PROTO(pud_t *pudp, pud_t pudval),
274	    TP_ARGS(pudp, pudval),
275	    TP_STRUCT__entry(
276		    __field(pud_t *, pudp)
277		    __field(pudval_t, pudval)
278		    ),
279	    TP_fast_assign(__entry->pudp = pudp;
280			   __entry->pudval = native_pud_val(pudval)),
281	    TP_printk("pudp %p pudval %0*llx (raw %0*llx)",
282		      __entry->pudp,
283		      (int)sizeof(pudval_t) * 2, (unsigned long long)pgd_val(native_make_pgd(__entry->pudval)),
284		      (int)sizeof(pudval_t) * 2, (unsigned long long)__entry->pudval)
285	);
286
287#endif
288
289TRACE_EVENT(xen_mmu_pgd_clear,
290	    TP_PROTO(pgd_t *pgdp),
291	    TP_ARGS(pgdp),
292	    TP_STRUCT__entry(
293		    __field(pgd_t *, pgdp)
294		    ),
295	    TP_fast_assign(__entry->pgdp = pgdp),
296	    TP_printk("pgdp %p", __entry->pgdp)
297	);
298
299DECLARE_EVENT_CLASS(xen_mmu_ptep_modify_prot,
300	    TP_PROTO(struct mm_struct *mm, unsigned long addr,
301		     pte_t *ptep, pte_t pteval),
302	    TP_ARGS(mm, addr, ptep, pteval),
303	    TP_STRUCT__entry(
304		    __field(struct mm_struct *, mm)
305		    __field(unsigned long, addr)
306		    __field(pte_t *, ptep)
307		    __field(pteval_t, pteval)
308		    ),
309	    TP_fast_assign(__entry->mm = mm;
310			   __entry->addr = addr;
311			   __entry->ptep = ptep;
312			   __entry->pteval = pteval.pte),
313	    TP_printk("mm %p addr %lx ptep %p pteval %0*llx (raw %0*llx)",
314		      __entry->mm, __entry->addr, __entry->ptep,
315		      (int)sizeof(pteval_t) * 2, (unsigned long long)pte_val(native_make_pte(__entry->pteval)),
316		      (int)sizeof(pteval_t) * 2, (unsigned long long)__entry->pteval)
317	);
318#define DEFINE_XEN_MMU_PTEP_MODIFY_PROT(name)				\
319	DEFINE_EVENT(xen_mmu_ptep_modify_prot, name,			\
320		     TP_PROTO(struct mm_struct *mm, unsigned long addr,	\
321			      pte_t *ptep, pte_t pteval),		\
322		     TP_ARGS(mm, addr, ptep, pteval))
323
324DEFINE_XEN_MMU_PTEP_MODIFY_PROT(xen_mmu_ptep_modify_prot_start);
325DEFINE_XEN_MMU_PTEP_MODIFY_PROT(xen_mmu_ptep_modify_prot_commit);
326
327TRACE_EVENT(xen_mmu_alloc_ptpage,
328	    TP_PROTO(struct mm_struct *mm, unsigned long pfn, unsigned level, bool pinned),
329	    TP_ARGS(mm, pfn, level, pinned),
330	    TP_STRUCT__entry(
331		    __field(struct mm_struct *, mm)
332		    __field(unsigned long, pfn)
333		    __field(unsigned, level)
334		    __field(bool, pinned)
335		    ),
336	    TP_fast_assign(__entry->mm = mm;
337			   __entry->pfn = pfn;
338			   __entry->level = level;
339			   __entry->pinned = pinned),
340	    TP_printk("mm %p  pfn %lx  level %d  %spinned",
341		      __entry->mm, __entry->pfn, __entry->level,
342		      __entry->pinned ? "" : "un")
343	);
344
345TRACE_EVENT(xen_mmu_release_ptpage,
346	    TP_PROTO(unsigned long pfn, unsigned level, bool pinned),
347	    TP_ARGS(pfn, level, pinned),
348	    TP_STRUCT__entry(
349		    __field(unsigned long, pfn)
350		    __field(unsigned, level)
351		    __field(bool, pinned)
352		    ),
353	    TP_fast_assign(__entry->pfn = pfn;
354			   __entry->level = level;
355			   __entry->pinned = pinned),
356	    TP_printk("pfn %lx  level %d  %spinned",
357		      __entry->pfn, __entry->level,
358		      __entry->pinned ? "" : "un")
359	);
360
361DECLARE_EVENT_CLASS(xen_mmu_pgd,
362	    TP_PROTO(struct mm_struct *mm, pgd_t *pgd),
363	    TP_ARGS(mm, pgd),
364	    TP_STRUCT__entry(
365		    __field(struct mm_struct *, mm)
366		    __field(pgd_t *, pgd)
367		    ),
368	    TP_fast_assign(__entry->mm = mm;
369			   __entry->pgd = pgd),
370	    TP_printk("mm %p pgd %p", __entry->mm, __entry->pgd)
371	);
372#define DEFINE_XEN_MMU_PGD_EVENT(name)				\
373	DEFINE_EVENT(xen_mmu_pgd, name,				\
374		TP_PROTO(struct mm_struct *mm, pgd_t *pgd),	\
375		     TP_ARGS(mm, pgd))
376
377DEFINE_XEN_MMU_PGD_EVENT(xen_mmu_pgd_pin);
378DEFINE_XEN_MMU_PGD_EVENT(xen_mmu_pgd_unpin);
379
380TRACE_EVENT(xen_mmu_flush_tlb_all,
381	    TP_PROTO(int x),
382	    TP_ARGS(x),
383	    TP_STRUCT__entry(__array(char, x, 0)),
384	    TP_fast_assign((void)x),
385	    TP_printk("%s", "")
386	);
387
388TRACE_EVENT(xen_mmu_flush_tlb,
389	    TP_PROTO(int x),
390	    TP_ARGS(x),
391	    TP_STRUCT__entry(__array(char, x, 0)),
392	    TP_fast_assign((void)x),
393	    TP_printk("%s", "")
394	);
395
396TRACE_EVENT(xen_mmu_flush_tlb_single,
397	    TP_PROTO(unsigned long addr),
398	    TP_ARGS(addr),
399	    TP_STRUCT__entry(
400		    __field(unsigned long, addr)
401		    ),
402	    TP_fast_assign(__entry->addr = addr),
403	    TP_printk("addr %lx", __entry->addr)
404	);
405
406TRACE_EVENT(xen_mmu_flush_tlb_others,
407	    TP_PROTO(const struct cpumask *cpus, struct mm_struct *mm,
408		     unsigned long addr, unsigned long end),
409	    TP_ARGS(cpus, mm, addr, end),
410	    TP_STRUCT__entry(
411		    __field(unsigned, ncpus)
412		    __field(struct mm_struct *, mm)
413		    __field(unsigned long, addr)
414		    __field(unsigned long, end)
415		    ),
416	    TP_fast_assign(__entry->ncpus = cpumask_weight(cpus);
417			   __entry->mm = mm;
418			   __entry->addr = addr,
419			   __entry->end = end),
420	    TP_printk("ncpus %d mm %p addr %lx, end %lx",
421		      __entry->ncpus, __entry->mm, __entry->addr, __entry->end)
422	);
423
424TRACE_EVENT(xen_mmu_write_cr3,
425	    TP_PROTO(bool kernel, unsigned long cr3),
426	    TP_ARGS(kernel, cr3),
427	    TP_STRUCT__entry(
428		    __field(bool, kernel)
429		    __field(unsigned long, cr3)
430		    ),
431	    TP_fast_assign(__entry->kernel = kernel;
432			   __entry->cr3 = cr3),
433	    TP_printk("%s cr3 %lx",
434		      __entry->kernel ? "kernel" : "user", __entry->cr3)
435	);
436
437
438/* CPU */
439TRACE_EVENT(xen_cpu_write_ldt_entry,
440	    TP_PROTO(struct desc_struct *dt, int entrynum, u64 desc),
441	    TP_ARGS(dt, entrynum, desc),
442	    TP_STRUCT__entry(
443		    __field(struct desc_struct *, dt)
444		    __field(int, entrynum)
445		    __field(u64, desc)
446		    ),
447	    TP_fast_assign(__entry->dt = dt;
448			   __entry->entrynum = entrynum;
449			   __entry->desc = desc;
450		    ),
451	    TP_printk("dt %p  entrynum %d  entry %016llx",
452		      __entry->dt, __entry->entrynum,
453		      (unsigned long long)__entry->desc)
454	);
455
456TRACE_EVENT(xen_cpu_write_idt_entry,
457	    TP_PROTO(gate_desc *dt, int entrynum, const gate_desc *ent),
458	    TP_ARGS(dt, entrynum, ent),
459	    TP_STRUCT__entry(
460		    __field(gate_desc *, dt)
461		    __field(int, entrynum)
462		    ),
463	    TP_fast_assign(__entry->dt = dt;
464			   __entry->entrynum = entrynum;
465		    ),
466	    TP_printk("dt %p  entrynum %d",
467		      __entry->dt, __entry->entrynum)
468	);
469
470TRACE_EVENT(xen_cpu_load_idt,
471	    TP_PROTO(const struct desc_ptr *desc),
472	    TP_ARGS(desc),
473	    TP_STRUCT__entry(
474		    __field(unsigned long, addr)
475		    ),
476	    TP_fast_assign(__entry->addr = desc->address),
477	    TP_printk("addr %lx", __entry->addr)
478	);
479
480TRACE_EVENT(xen_cpu_write_gdt_entry,
481	    TP_PROTO(struct desc_struct *dt, int entrynum, const void *desc, int type),
482	    TP_ARGS(dt, entrynum, desc, type),
483	    TP_STRUCT__entry(
484		    __field(u64, desc)
485		    __field(struct desc_struct *, dt)
486		    __field(int, entrynum)
487		    __field(int, type)
488		    ),
489	    TP_fast_assign(__entry->dt = dt;
490			   __entry->entrynum = entrynum;
491			   __entry->desc = *(u64 *)desc;
492			   __entry->type = type;
493		    ),
494	    TP_printk("dt %p  entrynum %d  type %d  desc %016llx",
495		      __entry->dt, __entry->entrynum, __entry->type,
496		      (unsigned long long)__entry->desc)
497	);
498
499TRACE_EVENT(xen_cpu_set_ldt,
500	    TP_PROTO(const void *addr, unsigned entries),
501	    TP_ARGS(addr, entries),
502	    TP_STRUCT__entry(
503		    __field(const void *, addr)
504		    __field(unsigned, entries)
505		    ),
506	    TP_fast_assign(__entry->addr = addr;
507			   __entry->entries = entries),
508	    TP_printk("addr %p  entries %u",
509		      __entry->addr, __entry->entries)
510	);
511
512
513#endif /*  _TRACE_XEN_H */
514
515/* This part must be outside protection */
516#include <trace/define_trace.h>
517