lock_sock_fast (9) Linux Manual Page
lock_sock_fast – fast version of lock_sock
Synopsis
- bool lock_sock_fast(struct sock
* sk);
Arguments
sk
-
- socket
Description
This version should be used for very small section, where process wont block return false if fast path is taken sk_lock.slock locked, owned = 0, BH disabled return true if slow path is taken sk_lock.slock unlocked, owned = 1, BH enabled