petsc-3.12.5 2020-03-29
VecLockGet
Gets the current lock status of a vector
Synopsis
#include "petscvec.h"
PetscErrorCode VecLockGet(Vec x,PetscInt *state)
Logically Collective on Vec
Input Parameter
x -the vector
Output Parameter
state -greater than zero indicates the vector is locked for read; less then zero indicates the vector is
locked for write; equal to zero means the vector is unlocked, that is, it is free to read or write.
See Also
VecRestoreArray(), VecGetArrayRead(), VecLockReadPush(), VecLockReadPop()
Level
beginner
Location
src/vec/vec/interface/rvector.c
Index of all Vec routines
Table of Contents for all manual pages
Index of all manual pages