18c2ecf20Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0 */ 28c2ecf20Sopenharmony_ci#undef TRACE_SYSTEM 38c2ecf20Sopenharmony_ci#define TRACE_SYSTEM task 48c2ecf20Sopenharmony_ci 58c2ecf20Sopenharmony_ci#if !defined(_TRACE_TASK_H) || defined(TRACE_HEADER_MULTI_READ) 68c2ecf20Sopenharmony_ci#define _TRACE_TASK_H 78c2ecf20Sopenharmony_ci#include <linux/tracepoint.h> 88c2ecf20Sopenharmony_ci 98c2ecf20Sopenharmony_ciTRACE_EVENT(task_newtask, 108c2ecf20Sopenharmony_ci 118c2ecf20Sopenharmony_ci TP_PROTO(struct task_struct *task, unsigned long clone_flags), 128c2ecf20Sopenharmony_ci 138c2ecf20Sopenharmony_ci TP_ARGS(task, clone_flags), 148c2ecf20Sopenharmony_ci 158c2ecf20Sopenharmony_ci TP_STRUCT__entry( 168c2ecf20Sopenharmony_ci __field( pid_t, pid) 178c2ecf20Sopenharmony_ci __array( char, comm, TASK_COMM_LEN) 188c2ecf20Sopenharmony_ci __field( unsigned long, clone_flags) 198c2ecf20Sopenharmony_ci __field( short, oom_score_adj) 208c2ecf20Sopenharmony_ci ), 218c2ecf20Sopenharmony_ci 228c2ecf20Sopenharmony_ci TP_fast_assign( 238c2ecf20Sopenharmony_ci __entry->pid = task->pid; 248c2ecf20Sopenharmony_ci memcpy(__entry->comm, task->comm, TASK_COMM_LEN); 258c2ecf20Sopenharmony_ci __entry->clone_flags = clone_flags; 268c2ecf20Sopenharmony_ci __entry->oom_score_adj = task->signal->oom_score_adj; 278c2ecf20Sopenharmony_ci ), 288c2ecf20Sopenharmony_ci 298c2ecf20Sopenharmony_ci TP_printk("pid=%d comm=%s clone_flags=%lx oom_score_adj=%hd", 308c2ecf20Sopenharmony_ci __entry->pid, __entry->comm, 318c2ecf20Sopenharmony_ci __entry->clone_flags, __entry->oom_score_adj) 328c2ecf20Sopenharmony_ci); 338c2ecf20Sopenharmony_ci 348c2ecf20Sopenharmony_ciTRACE_EVENT(task_rename, 358c2ecf20Sopenharmony_ci 368c2ecf20Sopenharmony_ci TP_PROTO(struct task_struct *task, const char *comm), 378c2ecf20Sopenharmony_ci 388c2ecf20Sopenharmony_ci TP_ARGS(task, comm), 398c2ecf20Sopenharmony_ci 408c2ecf20Sopenharmony_ci TP_STRUCT__entry( 418c2ecf20Sopenharmony_ci __field( pid_t, pid) 428c2ecf20Sopenharmony_ci __array( char, oldcomm, TASK_COMM_LEN) 438c2ecf20Sopenharmony_ci __array( char, newcomm, TASK_COMM_LEN) 448c2ecf20Sopenharmony_ci __field( short, oom_score_adj) 458c2ecf20Sopenharmony_ci ), 468c2ecf20Sopenharmony_ci 478c2ecf20Sopenharmony_ci TP_fast_assign( 488c2ecf20Sopenharmony_ci __entry->pid = task->pid; 498c2ecf20Sopenharmony_ci memcpy(entry->oldcomm, task->comm, TASK_COMM_LEN); 508c2ecf20Sopenharmony_ci strlcpy(entry->newcomm, comm, TASK_COMM_LEN); 518c2ecf20Sopenharmony_ci __entry->oom_score_adj = task->signal->oom_score_adj; 528c2ecf20Sopenharmony_ci ), 538c2ecf20Sopenharmony_ci 548c2ecf20Sopenharmony_ci TP_printk("pid=%d oldcomm=%s newcomm=%s oom_score_adj=%hd", 558c2ecf20Sopenharmony_ci __entry->pid, __entry->oldcomm, 568c2ecf20Sopenharmony_ci __entry->newcomm, __entry->oom_score_adj) 578c2ecf20Sopenharmony_ci); 588c2ecf20Sopenharmony_ci 598c2ecf20Sopenharmony_ci#endif 608c2ecf20Sopenharmony_ci 618c2ecf20Sopenharmony_ci/* This part must be outside protection */ 628c2ecf20Sopenharmony_ci#include <trace/define_trace.h> 63