Help¶

Size of buffers in the separate discardable event buffer pool. The minimum size is set based on the Advertising Report. Setting the buffer size different than BT_RX_BUF_LEN can save memory.

Direct dependencies¶

BT_HCI && BT

(Includes any dependencies from ifs and menus.)

Defaults¶

257 if BT_BREDR || BT_EXT_ADV
45

Kconfig definition¶

At subsys/bluetooth/host/Kconfig:64

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

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

config BT_DISCARDABLE_BUF_SIZE
    int "Size of discardable event buffers"
    range 45 257
    default 257 if BT_BREDR || BT_EXT_ADV
    default 45
    depends on BT_HCI && BT
    help
      Size of buffers in the separate discardable event buffer pool.
      The minimum size is set based on the Advertising Report. Setting
      the buffer size different than BT_RX_BUF_LEN can save memory.

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