include/wrapper/sched.h

   1 /* SPDX-License-Identifier: (GPL-2.0-only or LGPL-2.1-only)
   2  *
   3  * src/wrapper/kprobes.h
   4  *
   5  * Copyright (C) 2021 Michael Jeanson <mjeanson@efficios.com>
   6  */
   7
   8 #ifndef _LTTNG_WRAPPER_SCHED_H
   9 #define _LTTNG_WRAPPER_SCHED_H
  10
  11 #include <linux/sched.h>
  12 #include <lttng/kernel-version.h>
  13
  14 #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,14,0))
  15
  16 #define lttng_get_task_state(task)      READ_ONCE((task)->__state)
  17 #define lttng_task_is_running(task)     task_is_running(task)
  18
  19 #else /* LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,14,0) */
  20
  21 #define lttng_get_task_state(task)      ((task)->state)
  22 #define lttng_task_is_running(task)     (lttng_get_task_state(task) == TASK_RUNNING)
  23
  24 #endif /* LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,14,0) */
  25
  26 #endif /* _LTTNG_WRAPPER_SCHED_H */