---
name: "eventfd_ctx_put"
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/eventfd_ctx_put"
---

# eventfd\_ctx\_put(9)

Releases a reference to the internal eventfd context.

## NAME

eventfd\_ctx\_put - Releases a reference to the internal eventfd context.

## SYNOPSIS

**void eventfd\_ctx\_put(struct eventfd\_ctx \*** *ctx***);**

## ARGUMENTS

*ctx*

\[in\] Pointer to eventfd context.

## DESCRIPTION

The eventfd context reference must have been previously acquired either with **eventfd\_ctx\_get** or **eventfd\_ctx\_fdget**.

## COPYRIGHT