KVM: x86: trace "exit to userspace" event
[linux-2.6.git] / include / trace / events / kvm.h
1 #if !defined(_TRACE_KVM_MAIN_H) || defined(TRACE_HEADER_MULTI_READ)
2 #define _TRACE_KVM_MAIN_H
3
4 #include <linux/tracepoint.h>
5
6 #undef TRACE_SYSTEM
7 #define TRACE_SYSTEM kvm
8
9 #define ERSN(x) { KVM_EXIT_##x, "KVM_EXIT_" #x }
10
11 #define kvm_trace_exit_reason                                           \
12         ERSN(UNKNOWN), ERSN(EXCEPTION), ERSN(IO), ERSN(HYPERCALL),      \
13         ERSN(DEBUG), ERSN(HLT), ERSN(MMIO), ERSN(IRQ_WINDOW_OPEN),      \
14         ERSN(SHUTDOWN), ERSN(FAIL_ENTRY), ERSN(INTR), ERSN(SET_TPR),    \
15         ERSN(TPR_ACCESS), ERSN(S390_SIEIC), ERSN(S390_RESET), ERSN(DCR),\
16         ERSN(NMI), ERSN(INTERNAL_ERROR), ERSN(OSI)
17
18 TRACE_EVENT(kvm_userspace_exit,
19             TP_PROTO(__u32 reason, int errno),
20             TP_ARGS(reason, errno),
21
22         TP_STRUCT__entry(
23                 __field(        __u32,          reason          )
24                 __field(        int,            errno           )
25         ),
26
27         TP_fast_assign(
28                 __entry->reason         = reason;
29                 __entry->errno          = errno;
30         ),
31
32         TP_printk("reason %s (%d)",
33                   __entry->errno < 0 ?
34                   (__entry->errno == -EINTR ? "restart" : "error") :
35                   __print_symbolic(__entry->reason, kvm_trace_exit_reason),
36                   __entry->errno < 0 ? -__entry->errno : __entry->reason)
37 );
38
39 #if defined(__KVM_HAVE_IOAPIC)
40 TRACE_EVENT(kvm_set_irq,
41         TP_PROTO(unsigned int gsi, int level, int irq_source_id),
42         TP_ARGS(gsi, level, irq_source_id),
43
44         TP_STRUCT__entry(
45                 __field(        unsigned int,   gsi             )
46                 __field(        int,            level           )
47                 __field(        int,            irq_source_id   )
48         ),
49
50         TP_fast_assign(
51                 __entry->gsi            = gsi;
52                 __entry->level          = level;
53                 __entry->irq_source_id  = irq_source_id;
54         ),
55
56         TP_printk("gsi %u level %d source %d",
57                   __entry->gsi, __entry->level, __entry->irq_source_id)
58 );
59
60 #define kvm_deliver_mode                \
61         {0x0, "Fixed"},                 \
62         {0x1, "LowPrio"},               \
63         {0x2, "SMI"},                   \
64         {0x3, "Res3"},                  \
65         {0x4, "NMI"},                   \
66         {0x5, "INIT"},                  \
67         {0x6, "SIPI"},                  \
68         {0x7, "ExtINT"}
69
70 TRACE_EVENT(kvm_ioapic_set_irq,
71             TP_PROTO(__u64 e, int pin, bool coalesced),
72             TP_ARGS(e, pin, coalesced),
73
74         TP_STRUCT__entry(
75                 __field(        __u64,          e               )
76                 __field(        int,            pin             )
77                 __field(        bool,           coalesced       )
78         ),
79
80         TP_fast_assign(
81                 __entry->e              = e;
82                 __entry->pin            = pin;
83                 __entry->coalesced      = coalesced;
84         ),
85
86         TP_printk("pin %u dst %x vec=%u (%s|%s|%s%s)%s",
87                   __entry->pin, (u8)(__entry->e >> 56), (u8)__entry->e,
88                   __print_symbolic((__entry->e >> 8 & 0x7), kvm_deliver_mode),
89                   (__entry->e & (1<<11)) ? "logical" : "physical",
90                   (__entry->e & (1<<15)) ? "level" : "edge",
91                   (__entry->e & (1<<16)) ? "|masked" : "",
92                   __entry->coalesced ? " (coalesced)" : "")
93 );
94
95 TRACE_EVENT(kvm_msi_set_irq,
96             TP_PROTO(__u64 address, __u64 data),
97             TP_ARGS(address, data),
98
99         TP_STRUCT__entry(
100                 __field(        __u64,          address         )
101                 __field(        __u64,          data            )
102         ),
103
104         TP_fast_assign(
105                 __entry->address        = address;
106                 __entry->data           = data;
107         ),
108
109         TP_printk("dst %u vec %x (%s|%s|%s%s)",
110                   (u8)(__entry->address >> 12), (u8)__entry->data,
111                   __print_symbolic((__entry->data >> 8 & 0x7), kvm_deliver_mode),
112                   (__entry->address & (1<<2)) ? "logical" : "physical",
113                   (__entry->data & (1<<15)) ? "level" : "edge",
114                   (__entry->address & (1<<3)) ? "|rh" : "")
115 );
116
117 #define kvm_irqchips                                            \
118         {KVM_IRQCHIP_PIC_MASTER,        "PIC master"},          \
119         {KVM_IRQCHIP_PIC_SLAVE,         "PIC slave"},           \
120         {KVM_IRQCHIP_IOAPIC,            "IOAPIC"}
121
122 TRACE_EVENT(kvm_ack_irq,
123         TP_PROTO(unsigned int irqchip, unsigned int pin),
124         TP_ARGS(irqchip, pin),
125
126         TP_STRUCT__entry(
127                 __field(        unsigned int,   irqchip         )
128                 __field(        unsigned int,   pin             )
129         ),
130
131         TP_fast_assign(
132                 __entry->irqchip        = irqchip;
133                 __entry->pin            = pin;
134         ),
135
136         TP_printk("irqchip %s pin %u",
137                   __print_symbolic(__entry->irqchip, kvm_irqchips),
138                  __entry->pin)
139 );
140
141
142
143 #endif /* defined(__KVM_HAVE_IOAPIC) */
144
145 #define KVM_TRACE_MMIO_READ_UNSATISFIED 0
146 #define KVM_TRACE_MMIO_READ 1
147 #define KVM_TRACE_MMIO_WRITE 2
148
149 #define kvm_trace_symbol_mmio \
150         { KVM_TRACE_MMIO_READ_UNSATISFIED, "unsatisfied-read" }, \
151         { KVM_TRACE_MMIO_READ, "read" }, \
152         { KVM_TRACE_MMIO_WRITE, "write" }
153
154 TRACE_EVENT(kvm_mmio,
155         TP_PROTO(int type, int len, u64 gpa, u64 val),
156         TP_ARGS(type, len, gpa, val),
157
158         TP_STRUCT__entry(
159                 __field(        u32,    type            )
160                 __field(        u32,    len             )
161                 __field(        u64,    gpa             )
162                 __field(        u64,    val             )
163         ),
164
165         TP_fast_assign(
166                 __entry->type           = type;
167                 __entry->len            = len;
168                 __entry->gpa            = gpa;
169                 __entry->val            = val;
170         ),
171
172         TP_printk("mmio %s len %u gpa 0x%llx val 0x%llx",
173                   __print_symbolic(__entry->type, kvm_trace_symbol_mmio),
174                   __entry->len, __entry->gpa, __entry->val)
175 );
176
177 #define kvm_fpu_load_symbol     \
178         {0, "unload"},          \
179         {1, "load"}
180
181 TRACE_EVENT(kvm_fpu,
182         TP_PROTO(int load),
183         TP_ARGS(load),
184
185         TP_STRUCT__entry(
186                 __field(        u32,            load            )
187         ),
188
189         TP_fast_assign(
190                 __entry->load           = load;
191         ),
192
193         TP_printk("%s", __print_symbolic(__entry->load, kvm_fpu_load_symbol))
194 );
195
196 TRACE_EVENT(kvm_age_page,
197         TP_PROTO(ulong hva, struct kvm_memory_slot *slot, int ref),
198         TP_ARGS(hva, slot, ref),
199
200         TP_STRUCT__entry(
201                 __field(        u64,    hva             )
202                 __field(        u64,    gfn             )
203                 __field(        u8,     referenced      )
204         ),
205
206         TP_fast_assign(
207                 __entry->hva            = hva;
208                 __entry->gfn            =
209                   slot->base_gfn + ((hva - slot->userspace_addr) >> PAGE_SHIFT);
210                 __entry->referenced     = ref;
211         ),
212
213         TP_printk("hva %llx gfn %llx %s",
214                   __entry->hva, __entry->gfn,
215                   __entry->referenced ? "YOUNG" : "OLD")
216 );
217
218 #ifdef CONFIG_KVM_ASYNC_PF
219 TRACE_EVENT(
220         kvm_try_async_get_page,
221         TP_PROTO(bool async, u64 pfn),
222         TP_ARGS(async, pfn),
223
224         TP_STRUCT__entry(
225                 __field(__u64, pfn)
226                 ),
227
228         TP_fast_assign(
229                 __entry->pfn = (!async) ? pfn : (u64)-1;
230                 ),
231
232         TP_printk("pfn %#llx", __entry->pfn)
233 );
234
235 TRACE_EVENT(
236         kvm_async_pf_not_present,
237         TP_PROTO(u64 token, u64 gva),
238         TP_ARGS(token, gva),
239
240         TP_STRUCT__entry(
241                 __field(__u64, token)
242                 __field(__u64, gva)
243                 ),
244
245         TP_fast_assign(
246                 __entry->token = token;
247                 __entry->gva = gva;
248                 ),
249
250         TP_printk("token %#llx gva %#llx not present", __entry->token,
251                   __entry->gva)
252 );
253
254 TRACE_EVENT(
255         kvm_async_pf_ready,
256         TP_PROTO(u64 token, u64 gva),
257         TP_ARGS(token, gva),
258
259         TP_STRUCT__entry(
260                 __field(__u64, token)
261                 __field(__u64, gva)
262                 ),
263
264         TP_fast_assign(
265                 __entry->token = token;
266                 __entry->gva = gva;
267                 ),
268
269         TP_printk("token %#llx gva %#llx ready", __entry->token, __entry->gva)
270 );
271
272 TRACE_EVENT(
273         kvm_async_pf_completed,
274         TP_PROTO(unsigned long address, struct page *page, u64 gva),
275         TP_ARGS(address, page, gva),
276
277         TP_STRUCT__entry(
278                 __field(unsigned long, address)
279                 __field(pfn_t, pfn)
280                 __field(u64, gva)
281                 ),
282
283         TP_fast_assign(
284                 __entry->address = address;
285                 __entry->pfn = page ? page_to_pfn(page) : 0;
286                 __entry->gva = gva;
287                 ),
288
289         TP_printk("gva %#llx address %#lx pfn %#llx",  __entry->gva,
290                   __entry->address, __entry->pfn)
291 );
292
293 TRACE_EVENT(
294         kvm_async_pf_doublefault,
295         TP_PROTO(u64 gva, u64 gfn),
296         TP_ARGS(gva, gfn),
297
298         TP_STRUCT__entry(
299                 __field(u64, gva)
300                 __field(u64, gfn)
301                 ),
302
303         TP_fast_assign(
304                 __entry->gva = gva;
305                 __entry->gfn = gfn;
306                 ),
307
308         TP_printk("gva = %#llx, gfn = %#llx", __entry->gva, __entry->gfn)
309 );
310
311 #endif
312
313 #endif /* _TRACE_KVM_MAIN_H */
314
315 /* This part must be outside protection */
316 #include <trace/define_trace.h>