Help¶

Amount of memory reserved in each network buffer for user data. In most cases this can be left as the default value.

Direct dependencies¶

NET_BUF

(Includes any dependencies from if’s and menus.)

Defaults¶

4 if NET_BUF

Kconfig definition¶

At subsys/net/Kconfig:19

Included via Kconfig:10 → Kconfig.zephyr:35 → subsys/Kconfig:22

Menu path: (top menu) → Networking

config NET_BUF_USER_DATA_SIZE
    int
    prompt "Size of user_data available in every network buffer" if NET_BUF
    range 4 65535 if BT && NET_BUF
    range 0 65535 if NET_BUF
    default 4 if NET_BUF
    depends on NET_BUF
    help
      Amount of memory reserved in each network buffer for user data. In
      most cases this can be left as the default value.

(Definitions include propagated dependencies, including from if’s and menus.)