1 
2 #include <../src/ksp/ksp/impls/gmres/gmresimpl.h>       /*I  "petscksp.h"  I*/
3 
4 /*@
5     KSPGMRESSetPreAllocateVectors - Causes GMRES and FGMRES to preallocate all its
6     needed work vectors at initial setup rather than the default, which
7     is to allocate them in chunks when needed.
8 
9     Logically Collective on ksp
10 
11     Input Parameter:
12 .   ksp   - iterative context obtained from KSPCreate
13 
14     Options Database Key:
15 .   -ksp_gmres_preallocate - Activates KSPGmresSetPreAllocateVectors()
16 
17     Level: intermediate
18 
19 .seealso: KSPGMRESSetRestart(), KSPGMRESSetOrthogonalization(), KSPGMRESGetOrthogonalization()
20 @*/
KSPGMRESSetPreAllocateVectors(KSP ksp)21 PetscErrorCode  KSPGMRESSetPreAllocateVectors(KSP ksp)
22 {
23   PetscErrorCode ierr;
24 
25   PetscFunctionBegin;
26   ierr = PetscTryMethod(ksp,"KSPGMRESSetPreAllocateVectors_C",(KSP),(ksp));CHKERRQ(ierr);
27   PetscFunctionReturn(0);
28 }
29 
30