# DMGetDMKSP
get read-only private `DMKSP` context from a `DM` 
## Synopsis
```
#include "petscksp.h" 
PetscErrorCode DMGetDMKSP(DM dm, DMKSP *kspdm)
```
Logically Collective


## Input Parameter

- ***dm -*** `DM` used with a `KSP`



## Output Parameter

- ***snesdm -*** private `DMKSP` context





## Note
Use `DMGetDMKSPWrite()` if write access is needed. The DMKSPSetXXX API should be used wherever possible.


## See Also
 [](chapter_ksp), `DMKSP`, `DM`, `KSP`, `DMGetDMKSPWrite()`

## Level
developer

## Location
<A HREF="PETSC_DOC_OUT_ROOT_PLACEHOLDER/src/ksp/ksp/interface/dmksp.c.html#DMGetDMKSP">src/ksp/ksp/interface/dmksp.c</A>


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


[Index of all KSP routines](index.md)  
[Table of Contents for all manual pages](/docs/manualpages/index.md)  
[Index of all manual pages](/docs/manualpages/singleindex.md)  
