---
name: "rte_memzone"
section: "3"
platform: "linux"
package: "dpdk-doc"
version: "24.11.4-0+deb13u1"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/rte_memzone"
---

# rte\_memzone(3)

## NAME

rte\_memzone

## SYNOPSIS

`#include <rte_memzone.h>`

### Data Fields

char **name** \[**RTE\_MEMZONE\_NAMESIZE**\]\
 **rte\_iova\_t** **iova**\
 size\_t **len**\
 uint64\_t **hugepage\_sz**\
 int32\_t **socket\_id**\
 uint32\_t **flags**\

## Detailed Description

A structure describing a memzone, which is a contiguous portion of physical memory identified by a name.

Definition at line **48** of file **rte\_memzone.h**.

## Field Documentation

### char name\[RTE\_MEMZONE\_NAMESIZE\]

Name of the memory zone.

Definition at line **51** of file **rte\_memzone.h**.

### rte\_iova\_t iova

Start IO address.

Definition at line **53** of file **rte\_memzone.h**.

### void\* addr

Start virtual address.

Definition at line **55** of file **rte\_memzone.h**.

### uint64\_t addr\_64

Makes sure addr is always 64-bits

Definition at line **56** of file **rte\_memzone.h**.

### size\_t len

Length of the memzone.

Definition at line **58** of file **rte\_memzone.h**.

### uint64\_t hugepage\_sz

The page size of underlying memory

Definition at line **60** of file **rte\_memzone.h**.

### int32\_t socket\_id

NUMA socket ID.

Definition at line **62** of file **rte\_memzone.h**.

### uint32\_t flags

Characteristics of this memzone.

Definition at line **64** of file **rte\_memzone.h**.

## Author

Generated automatically by Doxygen for DPDK from the source code.