1 /* SPDX-License-Identifier: GPL-2.0-only */
3 #define TRACE_SYSTEM lttng_statedump
5 #if !defined(LTTNG_TRACE_LTTNG_STATEDUMP_H) || defined(TRACE_HEADER_MULTI_READ)
6 #define LTTNG_TRACE_LTTNG_STATEDUMP_H
8 #include <probes/lttng-tracepoint-event.h>
9 #include <linux/nsproxy.h>
10 #include <linux/cgroup.h>
11 #include <linux/ipc_namespace.h>
12 #include <net/net_namespace.h>
13 #include <linux/pid_namespace.h>
14 #include <linux/user_namespace.h>
15 #include <linux/utsname.h>
16 #include <linux/types.h>
17 #include <wrapper/user_namespace.h>
19 #ifndef LTTNG_MNT_NS_MISSING_HEADER
20 # ifndef ONCE_LTTNG_FS_MOUNT_H
21 # define ONCE_LTTNG_FS_MOUNT_H
22 # include <../fs/mount.h>
26 LTTNG_TRACEPOINT_EVENT(lttng_statedump_start
,
27 TP_PROTO(struct lttng_session
*session
),
32 LTTNG_TRACEPOINT_EVENT(lttng_statedump_end
,
33 TP_PROTO(struct lttng_session
*session
),
38 LTTNG_TRACEPOINT_EVENT(lttng_statedump_process_state
,
39 TP_PROTO(struct lttng_session
*session
,
40 struct task_struct
*p
,
41 int type
, int mode
, int submode
, int status
,
42 struct files_struct
*files
),
43 TP_ARGS(session
, p
, type
, mode
, submode
, status
, files
),
45 ctf_integer(pid_t
, tid
, p
->pid
)
46 ctf_integer(pid_t
, pid
, p
->tgid
)
47 ctf_integer(pid_t
, ppid
,
52 ret
= task_tgid_nr(p
->real_parent
);
56 ctf_array_text(char, name
, p
->comm
, TASK_COMM_LEN
)
57 ctf_integer(int, type
, type
)
58 ctf_integer(int, mode
, mode
)
59 ctf_integer(int, submode
, submode
)
60 ctf_integer(int, status
, status
)
61 ctf_integer(unsigned int, cpu
, task_cpu(p
))
62 ctf_integer_hex(struct files_struct
*, file_table_address
, files
)
66 LTTNG_TRACEPOINT_EVENT(lttng_statedump_process_cgroup_ns
,
67 TP_PROTO(struct lttng_session
*session
,
68 struct task_struct
*p
,
69 struct cgroup_namespace
*cgroup_ns
),
70 TP_ARGS(session
, p
, cgroup_ns
),
72 ctf_integer(pid_t
, tid
, p
->pid
)
73 ctf_integer(unsigned int, ns_inum
, cgroup_ns
? cgroup_ns
->ns
.inum
: 0)
77 LTTNG_TRACEPOINT_EVENT(lttng_statedump_process_ipc_ns
,
78 TP_PROTO(struct lttng_session
*session
,
79 struct task_struct
*p
,
80 struct ipc_namespace
*ipc_ns
),
81 TP_ARGS(session
, p
, ipc_ns
),
83 ctf_integer(pid_t
, tid
, p
->pid
)
84 ctf_integer(unsigned int, ns_inum
, ipc_ns
? ipc_ns
->ns
.inum
: 0)
88 #if !defined(LTTNG_MNT_NS_MISSING_HEADER)
89 LTTNG_TRACEPOINT_EVENT(lttng_statedump_process_mnt_ns
,
90 TP_PROTO(struct lttng_session
*session
,
91 struct task_struct
*p
,
92 struct mnt_namespace
*mnt_ns
),
93 TP_ARGS(session
, p
, mnt_ns
),
95 ctf_integer(pid_t
, tid
, p
->pid
)
96 ctf_integer(unsigned int, ns_inum
, mnt_ns
? mnt_ns
->ns
.inum
: 0)
101 LTTNG_TRACEPOINT_EVENT(lttng_statedump_process_net_ns
,
102 TP_PROTO(struct lttng_session
*session
,
103 struct task_struct
*p
,
105 TP_ARGS(session
, p
, net_ns
),
107 ctf_integer(pid_t
, tid
, p
->pid
)
108 ctf_integer(unsigned int, ns_inum
, net_ns
? net_ns
->ns
.inum
: 0)
112 LTTNG_TRACEPOINT_EVENT(lttng_statedump_process_pid_ns
,
113 TP_PROTO(struct lttng_session
*session
,
114 struct task_struct
*p
,
115 struct pid_namespace
*pid_ns
),
116 TP_ARGS(session
, p
, pid_ns
),
118 ctf_integer(pid_t
, tid
, p
->pid
)
119 ctf_integer(pid_t
, vtid
, pid_ns
? task_pid_nr_ns(p
, pid_ns
) : 0)
120 ctf_integer(pid_t
, vpid
, pid_ns
? task_tgid_nr_ns(p
, pid_ns
) : 0)
121 ctf_integer(pid_t
, vppid
,
123 struct task_struct
*parent
;
128 parent
= rcu_dereference(p
->real_parent
);
129 ret
= task_tgid_nr_ns(parent
, pid_ns
);
134 ctf_integer(int, ns_level
, pid_ns
? pid_ns
->level
: 0)
135 ctf_integer(unsigned int, ns_inum
, pid_ns
? pid_ns
->ns
.inum
: 0)
139 LTTNG_TRACEPOINT_EVENT(lttng_statedump_process_user_ns
,
140 TP_PROTO(struct lttng_session
*session
,
141 struct task_struct
*p
,
142 struct user_namespace
*user_ns
),
143 TP_ARGS(session
, p
, user_ns
),
145 ctf_integer(pid_t
, tid
, p
->pid
)
146 ctf_integer(uid_t
, vuid
, user_ns
? lttng_task_vuid(p
, user_ns
) : 0)
147 ctf_integer(gid_t
, vgid
, user_ns
? lttng_task_vgid(p
, user_ns
) : 0)
148 ctf_integer(int, ns_level
, user_ns
? user_ns
->level
: 0)
149 ctf_integer(unsigned int, ns_inum
, user_ns
? user_ns
->ns
.inum
: 0)
153 LTTNG_TRACEPOINT_EVENT(lttng_statedump_process_uts_ns
,
154 TP_PROTO(struct lttng_session
*session
,
155 struct task_struct
*p
,
156 struct uts_namespace
*uts_ns
),
157 TP_ARGS(session
, p
, uts_ns
),
159 ctf_integer(pid_t
, tid
, p
->pid
)
160 ctf_integer(unsigned int, ns_inum
, uts_ns
? uts_ns
->ns
.inum
: 0)
164 LTTNG_TRACEPOINT_EVENT(lttng_statedump_file_descriptor
,
165 TP_PROTO(struct lttng_session
*session
,
166 struct files_struct
*files
,
167 int fd
, const char *filename
,
168 unsigned int flags
, fmode_t fmode
),
169 TP_ARGS(session
, files
, fd
, filename
, flags
, fmode
),
171 ctf_integer_hex(struct files_struct
*, file_table_address
, files
)
172 ctf_integer(int, fd
, fd
)
173 ctf_integer_oct(unsigned int, flags
, flags
)
174 ctf_integer_hex(fmode_t
, fmode
, fmode
)
175 ctf_string(filename
, filename
)
179 LTTNG_TRACEPOINT_EVENT(lttng_statedump_vm_map
,
180 TP_PROTO(struct lttng_session
*session
,
181 struct task_struct
*p
, struct vm_area_struct
*map
,
182 unsigned long inode
),
183 TP_ARGS(session
, p
, map
, inode
),
185 ctf_integer(pid_t
, pid
, p
->tgid
)
186 ctf_integer_hex(unsigned long, start
, map
->vm_start
)
187 ctf_integer_hex(unsigned long, end
, map
->vm_end
)
188 ctf_integer_hex(unsigned long, flags
, map
->vm_flags
)
189 ctf_integer(unsigned long, inode
, inode
)
190 ctf_integer(unsigned long, pgoff
, map
->vm_pgoff
<< PAGE_SHIFT
)
194 LTTNG_TRACEPOINT_EVENT(lttng_statedump_network_interface
,
195 TP_PROTO(struct lttng_session
*session
,
196 struct net_device
*dev
, struct in_ifaddr
*ifa
),
197 TP_ARGS(session
, dev
, ifa
),
199 ctf_string(name
, dev
->name
)
200 ctf_integer_network_hex(uint32_t, address_ipv4
,
201 ifa
? ifa
->ifa_address
: 0U)
205 LTTNG_TRACEPOINT_EVENT(lttng_statedump_block_device
,
206 TP_PROTO(struct lttng_session
*session
,
207 dev_t dev
, const char *diskname
),
208 TP_ARGS(session
, dev
, diskname
),
210 ctf_integer(dev_t
, dev
, dev
)
211 ctf_string(diskname
, diskname
)
215 /* Called with desc->lock held */
216 LTTNG_TRACEPOINT_EVENT(lttng_statedump_interrupt
,
217 TP_PROTO(struct lttng_session
*session
,
218 unsigned int irq
, const char *chip_name
,
219 struct irqaction
*action
),
220 TP_ARGS(session
, irq
, chip_name
, action
),
222 ctf_integer(unsigned int, irq
, irq
)
223 ctf_string(name
, chip_name
)
224 ctf_string(action
, action
->name
? : "")
225 ctf_integer(pid_t
, tid
, action
->thread
? action
->thread
->pid
: 0)
229 #if defined(CONFIG_X86_32) || defined(CONFIG_X86_64)
231 #define LTTNG_HAVE_STATEDUMP_CPU_TOPOLOGY
233 LTTNG_TRACEPOINT_EVENT(lttng_statedump_cpu_topology
,
234 TP_PROTO(struct lttng_session
*session
, struct cpuinfo_x86
*c
),
237 ctf_string(architecture
, "x86")
238 ctf_integer(uint16_t, cpu_id
, c
->cpu_index
)
239 ctf_string(vendor
, c
->x86_vendor_id
[0] ? c
->x86_vendor_id
: "unknown")
240 ctf_integer(uint8_t, family
, c
->x86
)
241 ctf_integer(uint8_t, model
, c
->x86_model
)
242 ctf_string(model_name
, c
->x86_model_id
[0] ? c
->x86_model_id
: "unknown")
243 ctf_integer(uint16_t, physical_id
, c
->phys_proc_id
)
244 ctf_integer(uint16_t, core_id
, c
->cpu_core_id
)
245 ctf_integer(uint16_t, cores
, c
->booted_cores
)
248 #endif /* CONFIG_X86_32 || CONFIG_X86_64 */
250 #endif /* LTTNG_TRACE_LTTNG_STATEDUMP_H */
252 /* This part must be outside protection */
253 #include <probes/define_trace.h>