[#BloombergLP-bslmt-Mutex-unlock]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bslmt.adoc[bslmt]::xref:BloombergLP/bslmt/Mutex.adoc[Mutex]::unlock
:relfileprefix: ../../../
:mrdocs:

Release a lock on this mutex that was previously acquired through a call to `lock`, or a successful call to `tryLock`, enabling another thread to acquire a lock on this mutex&period; The behavior is undefined unless the calling thread currently owns the lock on this mutex&period;

== Synopsis

Declared in `&lt;bslmt&lowbar;mutex&period;h&gt;`

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


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