LCOV - code coverage report
Current view: top level - include/trace/events - task.h (source / functions) Hit Total Coverage
Test: fstests of 6.5.0-rc3-djwx @ Mon Jul 31 20:08:22 PDT 2023 Lines: 1 1 100.0 %
Date: 2023-07-31 20:08:22 Functions: 1 1 100.0 %

          Line data    Source code
       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    28628178 : 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             :                 strlcpy(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>

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