# VecLockReadPop
Pops a read-only lock from a vector 
## Synopsis
```
#include "petscvec.h"   
PetscErrorCode VecLockReadPop(Vec x)
```
Logically Collective


## Input Parameter

- ***x -*** the vector





## See Also
 [](chapter_vectors), `Vec`, `VecRestoreArray()`, `VecGetArrayRead()`, `VecLockReadPush()`, `VecLockGet()`

## Level
beginner

## Location
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/vec/vec/interface/rvector.c.html#VecLockReadPop">src/vec/vec/interface/rvector.c</A>


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[Edit on GitLab](https://gitlab.com/petsc/petsc/-/edit/release/src/vec/vec/interface/rvector.c)


[Index of all Vec routines](index.md)  
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