Help¶

By default, system work queue priority is the lowest cooperative priority. This means that any work handler, once started, won’t be preempted by any other thread until finished.

Defaults¶

-2 if COOP_ENABLED && !PREEMPT_ENABLED
0 if !COOP_ENABLED
-1

Kconfig definitions¶

At <Zephyr>/kernel/Kconfig:388

Included via <Zephyr>/Kconfig:8 → <Zephyr>/Kconfig.zephyr:30

Menu path: (Top) → General Kernel Options → Work Queue Options

config SYSTEM_WORKQUEUE_PRIORITY
    int "System workqueue priority"
    default -2 if COOP_ENABLED && !PREEMPT_ENABLED
    default 0 if !COOP_ENABLED
    default -1
    help
      By default, system work queue priority is the lowest cooperative
      priority. This means that any work handler, once started, won't
      be preempted by any other thread until finished.

At <Zephyr>/subsys/bluetooth/Kconfig:43

Included via <Zephyr>/Kconfig:8 → <Zephyr>/Kconfig.zephyr:34 → <Zephyr>/subsys/Kconfig:8

Menu path: (Top) → Sub Systems and OS Services → Bluetooth

config SYSTEM_WORKQUEUE_PRIORITY
    int
    range -256 -1
    depends on BT

(The ‘depends on’ condition includes propagated dependencies from ifs and menus.)