# ffrt_mutex_t


## Overview

The **ffrt_mutex_t** struct describes an FFRT mutex.

**Related module**: [FFRT](_f_f_r_t.md)


## Summary


### Member Variables

| Name| Description| 
| -------- | -------- |
| uint32_t [storage](_f_f_r_t.md#storage-26)[([ffrt_mutex_storage_size](_f_f_r_t.md#enums) + sizeof(uint32_t) - 1)/sizeof(uint32_t)]| Storage size of a mutex.|