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9.3. Task data
These functions return data about a task. They all require a task handle as input, such as the value return by task_current() or the variables prev_task and next_task in the scheduler.ctxswitch probe alias.
9.3.1. task_cpu
General syntax:
task_cpu:long (task:long)
task_cpu:long (task:long)
Returns the scheduled cpu for the given task.
9.3.2. task_current
General syntax:
task_current:long ()
task_current:long ()
Returns the address of the task_struct representing the current process. This address can be passed to the various task_*() functions to extract more task-specific data.
9.3.3. task_egid
General syntax:
task_egid:long (task:long)
task_egid:long (task:long)
Returns the effective group ID of the given task.
9.3.4. task_execname
General syntax:
task_execname:string (task:long)
task_execname:string (task:long)
Returns the name of the given task.
9.3.5. task_euid
General syntax:
task_euid:long (task:long)
task_euid:long (task:long)
Returns the effective user ID of the given task.
9.3.6. task_gid
General syntax:
task_gid:long (task:long)
task_gid:long (task:long)
Returns the group ID of the given task.
9.3.7. task_nice
General syntax:
task_nice:long (task:long)
task_nice:long (task:long)
Returns the nice value of the given task.
9.3.8. task_parent
General syntax:
task_parent:long (task:long)
task_parent:long (task:long)
Returns the address of the parent task_struct of the given task. This address can be passed to the various task_*() functions to extract more task-specific data.
9.3.9. task_pid
General syntax:
task_pid:long (task:long)
task_pid:long (task:long)
Returns the process ID of the given task.
9.3.10. task_prio
General syntax:
task_prio:long (task:long)
task_prio:long (task:long)
Returns the priority value of the given task.
9.3.11. task_state
General syntax:
task_state:long (task:long)
task_state:long (task:long)
Returns the state of the given task. Possible states are:
TASK_RUNNING 0 TASK_INTERRUPTIBLE 1 TASK_UNINTERRUPTIBLE 2 TASK_STOPPED 4 TASK_TRACED 8 EXIT_ZOMBIE 16 EXIT_DEAD 32
TASK_RUNNING 0
TASK_INTERRUPTIBLE 1
TASK_UNINTERRUPTIBLE 2
TASK_STOPPED 4
TASK_TRACED 8
EXIT_ZOMBIE 16
EXIT_DEAD 32
9.3.12. task_tid
General syntax:
task_tid:long (task:long)
task_tid:long (task:long)
Returns the thread ID of the given task.
9.3.13. task_uid
General syntax:
task_uid:long (task:long)
task_uid:long (task:long)
Returns the user ID of the given task.
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