projects / lttng-modules.git / blame
| Commit | Line | Data |
|---|---|---|
| c337ddc2 MD |
1 | #undef TRACE_SYSTEM |
| 2 | #define TRACE_SYSTEM lttng_statedump | |
| 3 | ||
| 4 | #if !defined(_TRACE_LTTNG_STATEDUMP_H) || defined(TRACE_HEADER_MULTI_READ) | |
| 5 | #define _TRACE_LTTNG_STATEDUMP_H | |
| 6 | ||
| 7 | #include <linux/tracepoint.h> | |
| 90fffd13 | 8 | #include <linux/nsproxy.h> |
| 73e8ba37 | 9 | #include <linux/pid_namespace.h> |
| c337ddc2 MD |
10 | |
| 11 | TRACE_EVENT(lttng_statedump_start, | |
| 12 | TP_PROTO(struct lttng_session *session), | |
| 13 | TP_ARGS(session), | |
| 14 | TP_STRUCT__entry( | |
| 15 | ), | |
| 16 | TP_fast_assign( | |
| 17 | ), | |
| 18 | TP_printk("") | |
| 19 | ) | |
| 20 | ||
| 21 | TRACE_EVENT(lttng_statedump_end, | |
| 22 | TP_PROTO(struct lttng_session *session), | |
| 23 | TP_ARGS(session), | |
| 24 | TP_STRUCT__entry( | |
| 25 | ), | |
| 26 | TP_fast_assign( | |
| 27 | ), | |
| 28 | TP_printk("") | |
| 29 | ) | |
| 30 | ||
| 31 | TRACE_EVENT(lttng_statedump_process_state, | |
| 32 | TP_PROTO(struct lttng_session *session, | |
| 33 | struct task_struct *p, | |
| 73e8ba37 JD |
34 | int type, int mode, int submode, int status, |
| 35 | struct pid_namespace *pid_ns), | |
| 36 | TP_ARGS(session, p, type, mode, submode, status, pid_ns), | |
| c337ddc2 MD |
37 | TP_STRUCT__entry( |
| 38 | __field(pid_t, tid) | |
| 39 | __field(pid_t, vtid) | |
| 40 | __field(pid_t, pid) | |
| 41 | __field(pid_t, vpid) | |
| 42 | __field(pid_t, ppid) | |
| 43 | __field(pid_t, vppid) | |
| 44 | __array_text(char, name, TASK_COMM_LEN) | |
| 45 | __field(int, type) | |
| 46 | __field(int, mode) | |
| 47 | __field(int, submode) | |
| 48 | __field(int, status) | |
| 73e8ba37 | 49 | __field(int, ns_level) |
| c337ddc2 MD |
50 | ), |
| 51 | TP_fast_assign( | |
| 52 | tp_assign(tid, p->pid) | |
| 73e8ba37 | 53 | tp_assign(vtid, pid_ns ? task_pid_nr_ns(p, pid_ns) : 0) |
| c337ddc2 | 54 | tp_assign(pid, p->tgid) |
| 73e8ba37 | 55 | tp_assign(vpid, pid_ns ? task_tgid_nr_ns(p, pid_ns) : 0) |
| c337ddc2 MD |
56 | tp_assign(ppid, |
| 57 | ({ | |
| 58 | pid_t ret; | |
| 59 | ||
| 60 | rcu_read_lock(); | |
| 61 | ret = task_tgid_nr(p->real_parent); | |
| 62 | rcu_read_unlock(); | |
| 63 | ret; | |
| 64 | })) | |
| 65 | tp_assign(vppid, | |
| 66 | ({ | |
| 67 | struct task_struct *parent; | |
| 90fffd13 | 68 | pid_t ret = 0; |
| c337ddc2 | 69 | |
| debfbc4e MD |
70 | if (pid_ns) { |
| 71 | rcu_read_lock(); | |
| 72 | parent = rcu_dereference(p->real_parent); | |
| 73 | ret = task_tgid_nr_ns(parent, pid_ns); | |
| 74 | rcu_read_unlock(); | |
| 75 | } | |
| c337ddc2 MD |
76 | ret; |
| 77 | })) | |
| 78 | tp_memcpy(name, p->comm, TASK_COMM_LEN) | |
| 79 | tp_assign(type, type) | |
| 80 | tp_assign(mode, mode) | |
| 81 | tp_assign(submode, submode) | |
| 82 | tp_assign(status, status) | |
| 73e8ba37 | 83 | tp_assign(ns_level, pid_ns ? pid_ns->level : 0) |
| c337ddc2 MD |
84 | ), |
| 85 | TP_printk("") | |
| 86 | ) | |
| 87 | ||
| 88 | TRACE_EVENT(lttng_statedump_file_descriptor, | |
| 89 | TP_PROTO(struct lttng_session *session, | |
| 90 | struct task_struct *p, int fd, const char *filename), | |
| 91 | TP_ARGS(session, p, fd, filename), | |
| 92 | TP_STRUCT__entry( | |
| 93 | __field(pid_t, pid) | |
| 94 | __field(int, fd) | |
| 95 | __string(filename, filename) | |
| 96 | ), | |
| 97 | TP_fast_assign( | |
| 98 | tp_assign(pid, p->tgid) | |
| 9edf633a | 99 | tp_assign(fd, fd) |
| c337ddc2 MD |
100 | tp_strcpy(filename, filename) |
| 101 | ), | |
| 102 | TP_printk("") | |
| 103 | ) | |
| 104 | ||
| 105 | TRACE_EVENT(lttng_statedump_vm_map, | |
| 106 | TP_PROTO(struct lttng_session *session, | |
| 107 | struct task_struct *p, struct vm_area_struct *map, | |
| 108 | unsigned long inode), | |
| 109 | TP_ARGS(session, p, map, inode), | |
| 110 | TP_STRUCT__entry( | |
| 111 | __field(pid_t, pid) | |
| 112 | __field_hex(unsigned long, start) | |
| 113 | __field_hex(unsigned long, end) | |
| 114 | __field_hex(unsigned long, flags) | |
| 115 | __field(unsigned long, inode) | |
| 116 | __field(unsigned long, pgoff) | |
| 117 | ), | |
| 118 | TP_fast_assign( | |
| 119 | tp_assign(pid, p->tgid) | |
| 120 | tp_assign(start, map->vm_start) | |
| 121 | tp_assign(end, map->vm_end) | |
| 122 | tp_assign(flags, map->vm_flags) | |
| 123 | tp_assign(inode, inode) | |
| 124 | tp_assign(pgoff, map->vm_pgoff << PAGE_SHIFT) | |
| 125 | ), | |
| 126 | TP_printk("") | |
| 127 | ) | |
| 128 | ||
| 129 | TRACE_EVENT(lttng_statedump_network_interface, | |
| 130 | TP_PROTO(struct lttng_session *session, | |
| 131 | struct net_device *dev, struct in_ifaddr *ifa), | |
| 132 | TP_ARGS(session, dev, ifa), | |
| 133 | TP_STRUCT__entry( | |
| 134 | __string(name, dev->name) | |
| 135 | __field_network_hex(uint32_t, address_ipv4) | |
| 136 | ), | |
| 137 | TP_fast_assign( | |
| 138 | tp_strcpy(name, dev->name) | |
| 139 | tp_assign(address_ipv4, ifa ? ifa->ifa_address : 0U) | |
| 140 | ), | |
| 141 | TP_printk("") | |
| 142 | ) | |
| 143 | ||
| 144 | /* Called with desc->lock held */ | |
| 145 | TRACE_EVENT(lttng_statedump_interrupt, | |
| 146 | TP_PROTO(struct lttng_session *session, | |
| 147 | unsigned int irq, const char *chip_name, | |
| 148 | struct irqaction *action), | |
| 149 | TP_ARGS(session, irq, chip_name, action), | |
| 150 | TP_STRUCT__entry( | |
| 151 | __field(unsigned int, irq) | |
| 152 | __string(name, chip_name) | |
| cc4f887d | 153 | __string(action, action->name ? : "") |
| c337ddc2 MD |
154 | ), |
| 155 | TP_fast_assign( | |
| 156 | tp_assign(irq, irq) | |
| 157 | tp_strcpy(name, chip_name) | |
| cc4f887d | 158 | tp_strcpy(action, action->name ? : "") |
| c337ddc2 MD |
159 | ), |
| 160 | TP_printk("") | |
| 161 | ) | |
| 162 | ||
| 163 | #endif /* _TRACE_LTTNG_STATEDUMP_H */ | |
| 164 | ||
| 165 | /* This part must be outside protection */ | |
| 166 | #include "../../../probes/define_trace.h" |