[#BloombergLP-ball-Log-releaseMessageBuffer]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/ball.adoc[ball]::xref:BloombergLP/ball/Log.adoc[Log]::releaseMessageBuffer
:relfileprefix: ../../../
:mrdocs:

Unlock the mutex that guards this thread's message buffer.

== Synopsis

Declared in `<ball_log.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
static
void
releaseMessageBuffer(xref:BloombergLP/bslmt/Mutex.adoc[bslmt::Mutex]* mutex);
----

== Description

Unlock the specified `mutex` that guards the buffer used for formatting messages in this thread of execution. The behavior is undefined unless `mutex` was obtained by a call to `Log::obtainMessageBuffer` and has not yet been unlocked.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *mutex*
| mutex previously obtained from `obtainMessageBuffer`
|===


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