# VecLockPush
Pushes a read-only lock on a vector to prevent it from writing 
## Synopsis
```
#include "petscvec.h"   
PetscErrorCode VecLockPush(Vec x)
```



## See Also
 `VecLockReadPush()`

## Level
deprecated

## Location
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/vec/vec/interface/rvector.c.html#VecLockPush">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)  
[Table of Contents for all manual pages](/docs/manualpages/index.md)  
[Index of all manual pages](/docs/manualpages/singleindex.md)  
