[#BloombergLP-bslmt-RWMutexImpl-0e-unlock]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bslmt.adoc[bslmt]::xref:BloombergLP/bslmt/RWMutexImpl-0e.adoc[RWMutexImpl<Platform::PosixThreads>]::unlock
:relfileprefix: ../../../
:mrdocs:

Release the lock held by the calling thread on this mutex.

== Synopsis

Declared in `<bslmt_rwmutex.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
void
unlock();
----

== Description

The behavior is undefined unless the calling thread currently has a lock on this mutex.


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