---
name: "atomic64_add_return"
section: "9"
platform: "linux"
package: "linux-manual-2.6.32"
version: "2.6.32-48squeeze6"
release: "Debian 6.0 (Squeeze)"
platforms: ["linux"]
url: "https://new.carta.tech/atomic64_add_return"
---

# atomic64\_add\_return(9)

add and return

## NAME

atomic64\_add\_return - add and return

## SYNOPSIS

**u64 atomic64\_add\_return(u64** *delta***, atomic64\_t \*** *ptr***);**

## ARGUMENTS

*delta*

integer value to add

*ptr*

pointer to type atomic64\_t

## DESCRIPTION

Atomically adds *delta* to *ptr* and returns *delta* + \**ptr*

## COPYRIGHT