This source file includes following definitions.
- xen_hypercall_name
- process_xen_hypercall_name
- TEP_PLUGIN_LOADER
- TEP_PLUGIN_UNLOADER
1
2 #include <stdio.h>
3 #include <stdlib.h>
4 #include <string.h>
5 #include "event-parse.h"
6 #include "trace-seq.h"
7
8 #define __HYPERVISOR_set_trap_table 0
9 #define __HYPERVISOR_mmu_update 1
10 #define __HYPERVISOR_set_gdt 2
11 #define __HYPERVISOR_stack_switch 3
12 #define __HYPERVISOR_set_callbacks 4
13 #define __HYPERVISOR_fpu_taskswitch 5
14 #define __HYPERVISOR_sched_op_compat 6
15 #define __HYPERVISOR_dom0_op 7
16 #define __HYPERVISOR_set_debugreg 8
17 #define __HYPERVISOR_get_debugreg 9
18 #define __HYPERVISOR_update_descriptor 10
19 #define __HYPERVISOR_memory_op 12
20 #define __HYPERVISOR_multicall 13
21 #define __HYPERVISOR_update_va_mapping 14
22 #define __HYPERVISOR_set_timer_op 15
23 #define __HYPERVISOR_event_channel_op_compat 16
24 #define __HYPERVISOR_xen_version 17
25 #define __HYPERVISOR_console_io 18
26 #define __HYPERVISOR_physdev_op_compat 19
27 #define __HYPERVISOR_grant_table_op 20
28 #define __HYPERVISOR_vm_assist 21
29 #define __HYPERVISOR_update_va_mapping_otherdomain 22
30 #define __HYPERVISOR_iret 23
31 #define __HYPERVISOR_vcpu_op 24
32 #define __HYPERVISOR_set_segment_base 25
33 #define __HYPERVISOR_mmuext_op 26
34 #define __HYPERVISOR_acm_op 27
35 #define __HYPERVISOR_nmi_op 28
36 #define __HYPERVISOR_sched_op 29
37 #define __HYPERVISOR_callback_op 30
38 #define __HYPERVISOR_xenoprof_op 31
39 #define __HYPERVISOR_event_channel_op 32
40 #define __HYPERVISOR_physdev_op 33
41 #define __HYPERVISOR_hvm_op 34
42 #define __HYPERVISOR_tmem_op 38
43
44
45 #define __HYPERVISOR_arch_0 48
46 #define __HYPERVISOR_arch_1 49
47 #define __HYPERVISOR_arch_2 50
48 #define __HYPERVISOR_arch_3 51
49 #define __HYPERVISOR_arch_4 52
50 #define __HYPERVISOR_arch_5 53
51 #define __HYPERVISOR_arch_6 54
52 #define __HYPERVISOR_arch_7 55
53
54 #define N(x) [__HYPERVISOR_##x] = "("#x")"
55 static const char *xen_hypercall_names[] = {
56 N(set_trap_table),
57 N(mmu_update),
58 N(set_gdt),
59 N(stack_switch),
60 N(set_callbacks),
61 N(fpu_taskswitch),
62 N(sched_op_compat),
63 N(dom0_op),
64 N(set_debugreg),
65 N(get_debugreg),
66 N(update_descriptor),
67 N(memory_op),
68 N(multicall),
69 N(update_va_mapping),
70 N(set_timer_op),
71 N(event_channel_op_compat),
72 N(xen_version),
73 N(console_io),
74 N(physdev_op_compat),
75 N(grant_table_op),
76 N(vm_assist),
77 N(update_va_mapping_otherdomain),
78 N(iret),
79 N(vcpu_op),
80 N(set_segment_base),
81 N(mmuext_op),
82 N(acm_op),
83 N(nmi_op),
84 N(sched_op),
85 N(callback_op),
86 N(xenoprof_op),
87 N(event_channel_op),
88 N(physdev_op),
89 N(hvm_op),
90
91
92 N(arch_0),
93 N(arch_1),
94 N(arch_2),
95 N(arch_3),
96 N(arch_4),
97 N(arch_5),
98 N(arch_6),
99 N(arch_7),
100 };
101 #undef N
102
103 #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]))
104
105 static const char *xen_hypercall_name(unsigned op)
106 {
107 if (op < ARRAY_SIZE(xen_hypercall_names) &&
108 xen_hypercall_names[op] != NULL)
109 return xen_hypercall_names[op];
110
111 return "";
112 }
113
114 unsigned long long process_xen_hypercall_name(struct trace_seq *s,
115 unsigned long long *args)
116 {
117 unsigned int op = args[0];
118
119 trace_seq_printf(s, "%s", xen_hypercall_name(op));
120 return 0;
121 }
122
123 int TEP_PLUGIN_LOADER(struct tep_handle *tep)
124 {
125 tep_register_print_function(tep,
126 process_xen_hypercall_name,
127 TEP_FUNC_ARG_STRING,
128 "xen_hypercall_name",
129 TEP_FUNC_ARG_INT,
130 TEP_FUNC_ARG_VOID);
131 return 0;
132 }
133
134 void TEP_PLUGIN_UNLOADER(struct tep_handle *tep)
135 {
136 tep_unregister_print_function(tep, process_xen_hypercall_name,
137 "xen_hypercall_name");
138 }