---
name: "get_state_synchronize_rcu"
section: "9"
platform: "linux"
package: "linux-manual-3.16"
version: "3.16.56-1+deb8u1"
release: "Debian 8 (Jessie)"
platforms: ["linux"]
url: "https://new.carta.tech/get_state_synchronize_rcu"
---

# get\_state\_synchronize\_rcu(9)

Snapshot current RCU state

## NAME

get\_state\_synchronize\_rcu - Snapshot current RCU state

## SYNOPSIS

**unsigned long get\_state\_synchronize\_rcu(***void***);**

## ARGUMENTS

*void*

no arguments

## DESCRIPTION

Returns a cookie that is used by a later call to **cond\_synchronize\_rcu** to determine whether or not a full grace period has elapsed in the meantime.

## COPYRIGHT