# spinlock\_unlock ### Function > spinlock\_unlock ### Syntax > spinlock\_unlock( \*Variable ); ### Parameters **\[\*Variable (Lock)]** A reference to a variable (most of the time a global variable), used as a [lock](https://en.wikipedia.org/wiki/Spinlock). The lock can be locked by [spinlock\_lock](https://docs.hyperdbg.org/commands/scripting-language/functions/spinlocks/spinlock_lock). ### Description Unlocks the spinlock referred to by lock. ### Return value None ### Examples `spinlock_unlock(&.my_lock_var);` unlocks the spinlock of a global variable (lock) which is called `.my_lock`. Note that you should use the unary operator `&` to pass a reference of the global variable to this function. ### Remarks None ### Related [spinlock\_lock](https://docs.hyperdbg.org/commands/scripting-language/functions/spinlocks/spinlock_lock) [spinlock\_lock\_custom\_wait](https://docs.hyperdbg.org/commands/scripting-language/functions/spinlocks/spinlock_lock_custom_wait) --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.hyperdbg.org/commands/scripting-language/functions/spinlocks/spinlock_unlock.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.