[#Chainstate-MempoolMutex]
= xref:Chainstate.adoc[Chainstate]::MempoolMutex
:relfileprefix: ../
:mrdocs:

Indirection necessary to make lock annotations work with an optional mempool.

== Synopsis

Declared in `<validation.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
[[lock_returned(this‐>m_mempool‐>cs)]]
xref:RecursiveMutex.adoc[RecursiveMutex]*
MempoolMutex() const;
----

== Return Value

Pointer to the mempool's mutex, or nullptr if there is no mempool.


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