Help¶

With this option enabled, aging counter will be stored in settings every time a successful pairing occurs. This increases flash wear out but offers a more correct finding of the oldest unused pairing info.

Direct dependencies¶

BT_SETTINGS && BT_KEYS_OVERWRITE_OLDEST && BT_SMP && BT_CONN && BT_HCI_HOST && BT_HCI && BT

(Includes any dependencies from ifs and menus.)

Defaults¶

No defaults. Implicitly defaults to n.

Kconfig definition¶

At subsys/bluetooth/host/Kconfig:496

Included via Kconfig:8 → Kconfig.zephyr:34 → subsys/Kconfig:9 → subsys/bluetooth/Kconfig:239

Menu path: (Top) → Sub Systems and OS Services → Bluetooth → Security Manager Protocol support → Overwrite oldest keys with new ones if key storage is full

config BT_KEYS_SAVE_AGING_COUNTER_ON_PAIRING
    bool "Store aging counter every time a successful paring occurs"
    depends on BT_SETTINGS && BT_KEYS_OVERWRITE_OLDEST && BT_SMP && BT_CONN && BT_HCI_HOST && BT_HCI && BT
    help
      With this option enabled, aging counter will be stored in settings every
      time a successful pairing occurs. This increases flash wear out but offers
      a more correct finding of the oldest unused pairing info.

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