1 /* SPDX-License-Identifier: GPL-2.0 */ 2 #undef TRACE_SYSTEM 3 #define TRACE_SYSTEM task 4 5 #if !defined(_TRACE_TASK_H) || defined(TRACE_HEADER_MULTI_READ) 6 #define _TRACE_TASK_H 7 #include <linux/tracepoint.h> 8 9 TRACE_EVENT(task_newtask, 10 11 TP_PROTO(struct task_struct *task, unsigned long clone_flags), 12 13 TP_ARGS(task, clone_flags), 14 15 TP_STRUCT__entry( 16 __field( pid_t, pid) 17 __array( char, comm, TASK_COMM_LEN) 18 __field( unsigned long, clone_flags) 19 __field( short, oom_score_adj) 20 ), 21 22 TP_fast_assign( 23 __entry->pid = task->pid; 24 memcpy(__entry->comm, task->comm, TASK_COMM_LEN); 25 __entry->clone_flags = clone_flags; 26 __entry->oom_score_adj = task->signal->oom_score_adj; 27 ), 28 29 TP_printk("pid=%d comm=%s clone_flags=%lx oom_score_adj=%hd", 30 __entry->pid, __entry->comm, 31 __entry->clone_flags, __entry->oom_score_adj) 32 ); 33 34 TRACE_EVENT(task_rename, 35 36 TP_PROTO(struct task_struct *task, const char *comm), 37 38 TP_ARGS(task, comm), 39 40 TP_STRUCT__entry( 41 __field( pid_t, pid) 42 __array( char, oldcomm, TASK_COMM_LEN) 43 __array( char, newcomm, TASK_COMM_LEN) 44 __field( short, oom_score_adj) 45 ), 46 47 TP_fast_assign( 48 __entry->pid = task->pid; 49 memcpy(entry->oldcomm, task->comm, TASK_COMM_LEN); 50 strscpy(entry->newcomm, comm, TASK_COMM_LEN); 51 __entry->oom_score_adj = task->signal->oom_score_adj; 52 ), 53 54 TP_printk("pid=%d oldcomm=%s newcomm=%s oom_score_adj=%hd", 55 __entry->pid, __entry->oldcomm, 56 __entry->newcomm, __entry->oom_score_adj) 57 ); 58 59 #endif 60 61 /* This part must be outside protection */ 62 #include <trace/define_trace.h> 63