---
name: "hash_futex"
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/hash_futex"
---

# hash\_futex(9)

Return the hash bucket in the global hash

## NAME

hash\_futex - Return the hash bucket in the global hash

## SYNOPSIS

**struct futex\_hash\_bucket \* hash\_futex(union futex\_key \*** *key***);**

## ARGUMENTS

*key*

Pointer to the futex key for which the hash is calculated

## DESCRIPTION

We hash on the keys returned from get\_futex\_key (see below) and return the corresponding hash bucket in the global hash.

## AUTHOR

**Rusty Russell** \<rusty@rustcorp.com.au\>

Author.

## COPYRIGHT