1b2441318SGreg Kroah-Hartman /* SPDX-License-Identifier: GPL-2.0 */ 243d2b113SKAMEZAWA Hiroyuki #undef TRACE_SYSTEM 343d2b113SKAMEZAWA Hiroyuki #define TRACE_SYSTEM task 443d2b113SKAMEZAWA Hiroyuki 543d2b113SKAMEZAWA Hiroyuki #if !defined(_TRACE_TASK_H) || defined(TRACE_HEADER_MULTI_READ) 643d2b113SKAMEZAWA Hiroyuki #define _TRACE_TASK_H 743d2b113SKAMEZAWA Hiroyuki #include <linux/tracepoint.h> 843d2b113SKAMEZAWA Hiroyuki 943d2b113SKAMEZAWA Hiroyuki TRACE_EVENT(task_newtask, 1043d2b113SKAMEZAWA Hiroyuki 1143d2b113SKAMEZAWA Hiroyuki TP_PROTO(struct task_struct *task, unsigned long clone_flags), 1243d2b113SKAMEZAWA Hiroyuki 1343d2b113SKAMEZAWA Hiroyuki TP_ARGS(task, clone_flags), 1443d2b113SKAMEZAWA Hiroyuki 1543d2b113SKAMEZAWA Hiroyuki TP_STRUCT__entry( 1643d2b113SKAMEZAWA Hiroyuki __field( pid_t, pid) 1743d2b113SKAMEZAWA Hiroyuki __array( char, comm, TASK_COMM_LEN) 1843d2b113SKAMEZAWA Hiroyuki __field( unsigned long, clone_flags) 19a9c58b90SDavid Rientjes __field( short, oom_score_adj) 2043d2b113SKAMEZAWA Hiroyuki ), 2143d2b113SKAMEZAWA Hiroyuki 2243d2b113SKAMEZAWA Hiroyuki TP_fast_assign( 2343d2b113SKAMEZAWA Hiroyuki __entry->pid = task->pid; 2443d2b113SKAMEZAWA Hiroyuki memcpy(__entry->comm, task->comm, TASK_COMM_LEN); 2543d2b113SKAMEZAWA Hiroyuki __entry->clone_flags = clone_flags; 2643d2b113SKAMEZAWA Hiroyuki __entry->oom_score_adj = task->signal->oom_score_adj; 2743d2b113SKAMEZAWA Hiroyuki ), 2843d2b113SKAMEZAWA Hiroyuki 29a9c58b90SDavid Rientjes TP_printk("pid=%d comm=%s clone_flags=%lx oom_score_adj=%hd", 3043d2b113SKAMEZAWA Hiroyuki __entry->pid, __entry->comm, 3143d2b113SKAMEZAWA Hiroyuki __entry->clone_flags, __entry->oom_score_adj) 3243d2b113SKAMEZAWA Hiroyuki ); 3343d2b113SKAMEZAWA Hiroyuki 3443d2b113SKAMEZAWA Hiroyuki TRACE_EVENT(task_rename, 3543d2b113SKAMEZAWA Hiroyuki 3623aebe16SOleg Nesterov TP_PROTO(struct task_struct *task, const char *comm), 3743d2b113SKAMEZAWA Hiroyuki 3843d2b113SKAMEZAWA Hiroyuki TP_ARGS(task, comm), 3943d2b113SKAMEZAWA Hiroyuki 4043d2b113SKAMEZAWA Hiroyuki TP_STRUCT__entry( 4143d2b113SKAMEZAWA Hiroyuki __field( pid_t, pid) 4243d2b113SKAMEZAWA Hiroyuki __array( char, oldcomm, TASK_COMM_LEN) 4343d2b113SKAMEZAWA Hiroyuki __array( char, newcomm, TASK_COMM_LEN) 44a9c58b90SDavid Rientjes __field( short, oom_score_adj) 4543d2b113SKAMEZAWA Hiroyuki ), 4643d2b113SKAMEZAWA Hiroyuki 4743d2b113SKAMEZAWA Hiroyuki TP_fast_assign( 4843d2b113SKAMEZAWA Hiroyuki __entry->pid = task->pid; 4943d2b113SKAMEZAWA Hiroyuki memcpy(entry->oldcomm, task->comm, TASK_COMM_LEN); 50*2933d3cdSAzeem Shaikh strscpy(entry->newcomm, comm, TASK_COMM_LEN); 5143d2b113SKAMEZAWA Hiroyuki __entry->oom_score_adj = task->signal->oom_score_adj; 5243d2b113SKAMEZAWA Hiroyuki ), 5343d2b113SKAMEZAWA Hiroyuki 54a9c58b90SDavid Rientjes TP_printk("pid=%d oldcomm=%s newcomm=%s oom_score_adj=%hd", 5543d2b113SKAMEZAWA Hiroyuki __entry->pid, __entry->oldcomm, 5643d2b113SKAMEZAWA Hiroyuki __entry->newcomm, __entry->oom_score_adj) 5743d2b113SKAMEZAWA Hiroyuki ); 5843d2b113SKAMEZAWA Hiroyuki 5943d2b113SKAMEZAWA Hiroyuki #endif 6043d2b113SKAMEZAWA Hiroyuki 6143d2b113SKAMEZAWA Hiroyuki /* This part must be outside protection */ 6243d2b113SKAMEZAWA Hiroyuki #include <trace/define_trace.h> 63