+/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM lttng_statedump
-#if !defined(_TRACE_LTTNG_STATEDUMP_H) || defined(TRACE_HEADER_MULTI_READ)
-#define _TRACE_LTTNG_STATEDUMP_H
+#if !defined(LTTNG_TRACE_LTTNG_STATEDUMP_H) || defined(TRACE_HEADER_MULTI_READ)
+#define LTTNG_TRACE_LTTNG_STATEDUMP_H
-#include <linux/tracepoint.h>
+#include <probes/lttng-tracepoint-event.h>
#include <linux/nsproxy.h>
+#include <linux/cgroup.h>
+#include <linux/ipc_namespace.h>
+#include <net/net_namespace.h>
+#include <linux/pid_namespace.h>
+#include <linux/user_namespace.h>
+#include <linux/utsname.h>
+#include <linux/types.h>
+#include <linux/version.h>
+#include <wrapper/namespace.h>
+#include <wrapper/user_namespace.h>
-TRACE_EVENT(lttng_statedump_start,
+#ifndef LTTNG_MNT_NS_MISSING_HEADER
+# ifndef ONCE_LTTNG_FS_MOUNT_H
+# define ONCE_LTTNG_FS_MOUNT_H
+# include <../fs/mount.h>
+# endif
+#endif
+
+LTTNG_TRACEPOINT_EVENT(lttng_statedump_start,
TP_PROTO(struct lttng_session *session),
TP_ARGS(session),
- TP_STRUCT__entry(
- ),
- TP_fast_assign(
- ),
- TP_printk("")
+ TP_FIELDS()
)
-TRACE_EVENT(lttng_statedump_end,
+LTTNG_TRACEPOINT_EVENT(lttng_statedump_end,
TP_PROTO(struct lttng_session *session),
TP_ARGS(session),
- TP_STRUCT__entry(
- ),
- TP_fast_assign(
- ),
- TP_printk("")
+ TP_FIELDS()
)
-TRACE_EVENT(lttng_statedump_process_state,
+LTTNG_TRACEPOINT_EVENT(lttng_statedump_process_state,
TP_PROTO(struct lttng_session *session,
struct task_struct *p,
int type, int mode, int submode, int status),
TP_ARGS(session, p, type, mode, submode, status),
- TP_STRUCT__entry(
- __field(pid_t, tid)
- __field(pid_t, vtid)
- __field(pid_t, pid)
- __field(pid_t, vpid)
- __field(pid_t, ppid)
- __field(pid_t, vppid)
- __array_text(char, name, TASK_COMM_LEN)
- __field(int, type)
- __field(int, mode)
- __field(int, submode)
- __field(int, status)
- ),
- TP_fast_assign(
- tp_assign(tid, p->pid)
- tp_assign(vtid,
- ({
- struct nsproxy *proxy;
- pid_t ret = 0;
-
- rcu_read_lock();
- proxy = task_nsproxy(p);
- if (proxy) {
- ret = task_pid_nr_ns(p,
- proxy->pid_ns);
- }
- rcu_read_unlock();
- ret;
- }))
- tp_assign(pid, p->tgid)
- tp_assign(vpid,
- ({
- struct nsproxy *proxy;
- pid_t ret = 0;
-
- rcu_read_lock();
- proxy = task_nsproxy(p);
- if (proxy) {
- ret = task_tgid_nr_ns(p,
- proxy->pid_ns);
- }
- rcu_read_unlock();
- ret;
- }))
- tp_assign(ppid,
+ TP_FIELDS(
+ ctf_integer(pid_t, tid, p->pid)
+ ctf_integer(pid_t, pid, p->tgid)
+ ctf_integer(pid_t, ppid,
({
pid_t ret;
rcu_read_unlock();
ret;
}))
- tp_assign(vppid,
+ ctf_array_text(char, name, p->comm, TASK_COMM_LEN)
+ ctf_integer(int, type, type)
+ ctf_integer(int, mode, mode)
+ ctf_integer(int, submode, submode)
+ ctf_integer(int, status, status)
+ ctf_integer(unsigned int, cpu, task_cpu(p))
+ )
+)
+
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,6,0))
+LTTNG_TRACEPOINT_EVENT(lttng_statedump_process_cgroup_ns,
+ TP_PROTO(struct lttng_session *session,
+ struct task_struct *p,
+ struct cgroup_namespace *cgroup_ns),
+ TP_ARGS(session, p, cgroup_ns),
+ TP_FIELDS(
+ ctf_integer(pid_t, tid, p->pid)
+ ctf_integer(unsigned int, ns_inum, cgroup_ns ? cgroup_ns->lttng_ns_inum : 0)
+ )
+)
+#endif
+
+LTTNG_TRACEPOINT_EVENT(lttng_statedump_process_ipc_ns,
+ TP_PROTO(struct lttng_session *session,
+ struct task_struct *p,
+ struct ipc_namespace *ipc_ns),
+ TP_ARGS(session, p, ipc_ns),
+ TP_FIELDS(
+ ctf_integer(pid_t, tid, p->pid)
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,8,0))
+ ctf_integer(unsigned int, ns_inum, ipc_ns ? ipc_ns->lttng_ns_inum : 0)
+#endif
+ )
+)
+
+#if !defined(LTTNG_MNT_NS_MISSING_HEADER)
+LTTNG_TRACEPOINT_EVENT(lttng_statedump_process_mnt_ns,
+ TP_PROTO(struct lttng_session *session,
+ struct task_struct *p,
+ struct mnt_namespace *mnt_ns),
+ TP_ARGS(session, p, mnt_ns),
+ TP_FIELDS(
+ ctf_integer(pid_t, tid, p->pid)
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,8,0))
+ ctf_integer(unsigned int, ns_inum, mnt_ns ? mnt_ns->lttng_ns_inum : 0)
+#endif
+ )
+)
+#endif
+
+LTTNG_TRACEPOINT_EVENT(lttng_statedump_process_net_ns,
+ TP_PROTO(struct lttng_session *session,
+ struct task_struct *p,
+ struct net *net_ns),
+ TP_ARGS(session, p, net_ns),
+ TP_FIELDS(
+ ctf_integer(pid_t, tid, p->pid)
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,8,0))
+ ctf_integer(unsigned int, ns_inum, net_ns ? net_ns->lttng_ns_inum : 0)
+#endif
+ )
+)
+
+LTTNG_TRACEPOINT_EVENT(lttng_statedump_process_pid_ns,
+ TP_PROTO(struct lttng_session *session,
+ struct task_struct *p,
+ struct pid_namespace *pid_ns),
+ TP_ARGS(session, p, pid_ns),
+ TP_FIELDS(
+ ctf_integer(pid_t, tid, p->pid)
+ ctf_integer(pid_t, vtid, pid_ns ? task_pid_nr_ns(p, pid_ns) : 0)
+ ctf_integer(pid_t, vpid, pid_ns ? task_tgid_nr_ns(p, pid_ns) : 0)
+ ctf_integer(pid_t, vppid,
({
struct task_struct *parent;
- struct nsproxy *proxy;
pid_t ret = 0;
- rcu_read_lock();
- parent = rcu_dereference(p->real_parent);
- proxy = task_nsproxy(parent);
- if (proxy) {
- ret = task_tgid_nr_ns(parent,
- proxy->pid_ns);
+ if (pid_ns) {
+ rcu_read_lock();
+ parent = rcu_dereference(p->real_parent);
+ ret = task_tgid_nr_ns(parent, pid_ns);
+ rcu_read_unlock();
}
- rcu_read_unlock();
ret;
}))
- tp_memcpy(name, p->comm, TASK_COMM_LEN)
- tp_assign(type, type)
- tp_assign(mode, mode)
- tp_assign(submode, submode)
- tp_assign(status, status)
- ),
- TP_printk("")
+ ctf_integer(int, ns_level, pid_ns ? pid_ns->level : 0)
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,8,0))
+ ctf_integer(unsigned int, ns_inum, pid_ns ? pid_ns->lttng_ns_inum : 0)
+#endif
+ )
)
-TRACE_EVENT(lttng_statedump_file_descriptor,
+LTTNG_TRACEPOINT_EVENT(lttng_statedump_process_user_ns,
TP_PROTO(struct lttng_session *session,
- struct task_struct *p, int fd, const char *filename),
- TP_ARGS(session, p, fd, filename),
- TP_STRUCT__entry(
- __field(pid_t, pid)
- __field(int, fd)
- __string(filename, filename)
- ),
- TP_fast_assign(
- tp_assign(pid, p->tgid)
- tp_assign(fd, fd)
- tp_strcpy(filename, filename)
- ),
- TP_printk("")
-)
-
-TRACE_EVENT(lttng_statedump_vm_map,
+ struct task_struct *p,
+ struct user_namespace *user_ns),
+ TP_ARGS(session, p, user_ns),
+ TP_FIELDS(
+ ctf_integer(pid_t, tid, p->pid)
+ ctf_integer(uid_t, vuid, user_ns ? lttng_task_vuid(p, user_ns) : 0)
+ ctf_integer(gid_t, vgid, user_ns ? lttng_task_vgid(p, user_ns) : 0)
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,11,0))
+ ctf_integer(int, ns_level, user_ns ? user_ns->level : 0)
+#endif
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,8,0))
+ ctf_integer(unsigned int, ns_inum, user_ns ? user_ns->lttng_ns_inum : 0)
+#endif
+ )
+)
+
+LTTNG_TRACEPOINT_EVENT(lttng_statedump_process_uts_ns,
+ TP_PROTO(struct lttng_session *session,
+ struct task_struct *p,
+ struct uts_namespace *uts_ns),
+ TP_ARGS(session, p, uts_ns),
+ TP_FIELDS(
+ ctf_integer(pid_t, tid, p->pid)
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,8,0))
+ ctf_integer(unsigned int, ns_inum, uts_ns ? uts_ns->lttng_ns_inum : 0)
+#endif
+ )
+)
+
+LTTNG_TRACEPOINT_EVENT(lttng_statedump_file_descriptor,
+ TP_PROTO(struct lttng_session *session,
+ struct task_struct *p, int fd, const char *filename,
+ unsigned int flags, fmode_t fmode),
+ TP_ARGS(session, p, fd, filename, flags, fmode),
+ TP_FIELDS(
+ ctf_integer(pid_t, pid, p->tgid)
+ ctf_integer(int, fd, fd)
+ ctf_integer_oct(unsigned int, flags, flags)
+ ctf_integer_hex(fmode_t, fmode, fmode)
+ ctf_string(filename, filename)
+ )
+)
+
+LTTNG_TRACEPOINT_EVENT(lttng_statedump_vm_map,
TP_PROTO(struct lttng_session *session,
struct task_struct *p, struct vm_area_struct *map,
unsigned long inode),
TP_ARGS(session, p, map, inode),
- TP_STRUCT__entry(
- __field(pid_t, pid)
- __field_hex(unsigned long, start)
- __field_hex(unsigned long, end)
- __field_hex(unsigned long, flags)
- __field(unsigned long, inode)
- __field(unsigned long, pgoff)
- ),
- TP_fast_assign(
- tp_assign(pid, p->tgid)
- tp_assign(start, map->vm_start)
- tp_assign(end, map->vm_end)
- tp_assign(flags, map->vm_flags)
- tp_assign(inode, inode)
- tp_assign(pgoff, map->vm_pgoff << PAGE_SHIFT)
- ),
- TP_printk("")
-)
-
-TRACE_EVENT(lttng_statedump_network_interface,
+ TP_FIELDS(
+ ctf_integer(pid_t, pid, p->tgid)
+ ctf_integer_hex(unsigned long, start, map->vm_start)
+ ctf_integer_hex(unsigned long, end, map->vm_end)
+ ctf_integer_hex(unsigned long, flags, map->vm_flags)
+ ctf_integer(unsigned long, inode, inode)
+ ctf_integer(unsigned long, pgoff, map->vm_pgoff << PAGE_SHIFT)
+ )
+)
+
+LTTNG_TRACEPOINT_EVENT(lttng_statedump_network_interface,
TP_PROTO(struct lttng_session *session,
struct net_device *dev, struct in_ifaddr *ifa),
TP_ARGS(session, dev, ifa),
- TP_STRUCT__entry(
- __string(name, dev->name)
- __field_network_hex(uint32_t, address_ipv4)
- ),
- TP_fast_assign(
- tp_strcpy(name, dev->name)
- tp_assign(address_ipv4, ifa ? ifa->ifa_address : 0U)
- ),
- TP_printk("")
+ TP_FIELDS(
+ ctf_string(name, dev->name)
+ ctf_integer_network_hex(uint32_t, address_ipv4,
+ ifa ? ifa->ifa_address : 0U)
+ )
+)
+
+LTTNG_TRACEPOINT_EVENT(lttng_statedump_block_device,
+ TP_PROTO(struct lttng_session *session,
+ dev_t dev, const char *diskname),
+ TP_ARGS(session, dev, diskname),
+ TP_FIELDS(
+ ctf_integer(dev_t, dev, dev)
+ ctf_string(diskname, diskname)
+ )
)
/* Called with desc->lock held */
-TRACE_EVENT(lttng_statedump_interrupt,
+LTTNG_TRACEPOINT_EVENT(lttng_statedump_interrupt,
TP_PROTO(struct lttng_session *session,
unsigned int irq, const char *chip_name,
struct irqaction *action),
TP_ARGS(session, irq, chip_name, action),
- TP_STRUCT__entry(
- __field(unsigned int, irq)
- __string(name, chip_name)
- __string(action, action->name)
- ),
- TP_fast_assign(
- tp_assign(irq, irq)
- tp_strcpy(name, chip_name)
- tp_strcpy(action, action->name)
- ),
- TP_printk("")
+ TP_FIELDS(
+ ctf_integer(unsigned int, irq, irq)
+ ctf_string(name, chip_name)
+ ctf_string(action, action->name ? : "")
+ )
+)
+
+#if defined(CONFIG_X86_32) || defined(CONFIG_X86_64)
+
+#define LTTNG_HAVE_STATEDUMP_CPU_TOPOLOGY
+
+LTTNG_TRACEPOINT_EVENT(lttng_statedump_cpu_topology,
+ TP_PROTO(struct lttng_session *session, struct cpuinfo_x86 *c),
+ TP_ARGS(session, c),
+ TP_FIELDS(
+ ctf_string(architecture, "x86")
+ ctf_integer(uint16_t, cpu_id, c->cpu_index)
+ ctf_string(vendor, c->x86_vendor_id[0] ? c->x86_vendor_id : "unknown")
+ ctf_integer(uint8_t, family, c->x86)
+ ctf_integer(uint8_t, model, c->x86_model)
+ ctf_string(model_name, c->x86_model_id[0] ? c->x86_model_id : "unknown")
+ ctf_integer(uint16_t, physical_id, c->phys_proc_id)
+ ctf_integer(uint16_t, core_id, c->cpu_core_id)
+ ctf_integer(uint16_t, cores, c->booted_cores)
+ )
)
+#endif /* CONFIG_X86_32 || CONFIG_X86_64 */
-#endif /* _TRACE_LTTNG_STATEDUMP_H */
+#endif /* LTTNG_TRACE_LTTNG_STATEDUMP_H */
/* This part must be outside protection */
-#include "../../../probes/define_trace.h"
+#include <probes/define_trace.h>
projects / lttng-modules.git / blobdiff