---
name: "lock_sock_fast"
section: "9"
platform: "linux"
package: "linux-manual-4.9"
version: "4.9.228-1"
release: "Debian 9 (Stretch)"
platforms: ["linux"]
url: "https://new.carta.tech/lock_sock_fast"
---

# lock\_sock\_fast(9)

fast version of lock\_sock

## NAME

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

## COPYRIGHT