statedump: introduce file_table_address

[lttng-modules.git] / instrumentation / events / lttng-module / lttng-statedump.h

diff --git a/instrumentation/events/lttng-module/lttng-statedump.h b/instrumentation/events/lttng-module/lttng-statedump.h
index 5ce94fa68dfc45a3f0b910428b3c5e0739ec88ed..5ba7df20d49bd6b786bda24021ec97d9d3998018 100644 (file)
--- a/instrumentation/events/lttng-module/lttng-statedump.h
+++ b/instrumentation/events/lttng-module/lttng-statedump.h
@@ -41,13 +41,11 @@ 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,
-               struct pid_namespace *pid_ns),
-       TP_ARGS(session, p, type, mode, submode, status, pid_ns),
+               struct files_struct *files),
+       TP_ARGS(session, p, type, mode, submode, status, files),
        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, pid, p->tgid)
-               ctf_integer(pid_t, vpid, pid_ns ? task_tgid_nr_ns(p, pid_ns) : 0)
                ctf_integer(pid_t, ppid,
                        ({
                                pid_t ret;
@@ -57,29 +55,13 @@ LTTNG_TRACEPOINT_EVENT(lttng_statedump_process_state,
                                rcu_read_unlock();
                                ret;
                        }))
-               ctf_integer(pid_t, vppid,
-                       ({
-                               struct task_struct *parent;
-                               pid_t ret = 0;
-
-                               if (pid_ns) {
-                                       rcu_read_lock();
-                                       parent = rcu_dereference(p->real_parent);
-                                       ret = task_tgid_nr_ns(parent, pid_ns);
-                                       rcu_read_unlock();
-                               }
-                               ret;
-                       }))
                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(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_proc_inum : 0)
-#endif
                ctf_integer(unsigned int, cpu, task_cpu(p))
+               ctf_integer_hex(struct files_struct *, file_table_address, files)
        )
 )
 
@@ -199,11 +181,12 @@ LTTNG_TRACEPOINT_EVENT(lttng_statedump_process_uts_ns,
 
 LTTNG_TRACEPOINT_EVENT(lttng_statedump_file_descriptor,
        TP_PROTO(struct lttng_session *session,
-               struct task_struct *p, int fd, const char *filename,
+               struct files_struct *files,
+               int fd, const char *filename,
                unsigned int flags, fmode_t fmode),
-       TP_ARGS(session, p, fd, filename, flags, fmode),
+       TP_ARGS(session, files, fd, filename, flags, fmode),
        TP_FIELDS(
-               ctf_integer(pid_t, pid, p->tgid)
+               ctf_integer_hex(struct files_struct *, file_table_address, files)
                ctf_integer(int, fd, fd)
                ctf_integer_oct(unsigned int, flags, flags)
                ctf_integer_hex(fmode_t, fmode, fmode)
@@ -257,6 +240,7 @@ LTTNG_TRACEPOINT_EVENT(lttng_statedump_interrupt,
                ctf_integer(unsigned int, irq, irq)
                ctf_string(name, chip_name)
                ctf_string(action, action->name ? : "")
+               ctf_integer(pid_t, tid, action->thread ? action->thread->pid : 0)
        )
 )