---
name: "pmap_activate"
section: "9freebsd"
platform: "linux"
package: "freebsd-manpages"
version: "12.2-2"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/pmap_activate/9freebsd"
---

# pmap\_activate(9freebsd)

activate a physical map

## NAME

**pmap\_activate** – activate a physical map

## SYNOPSIS

**#include \<sys/param.h\>**

**#include \<vm/vm.h\>**

**#include \<vm/pmap.h\>**

*void*\

**pmap\_activate**(*struct thread \*td*);

## DESCRIPTION

The **pmap\_activate**() function activates the physical map for a user thread *td*. This function must be called before the thread's address space may be accessed.

## SEE ALSO

[pmap(9)](/pmap/9.md)

## AUTHORS

This manual page was written by Bruce M Simpson ⟨*bms@spc.org*⟩.