VecLockGet

Gets the current lock status of a vector

Synopsis

#include "petscvec.h"   
PetscErrorCode VecLockGet(Vec x, PetscInt *state)

Logically Collective

Input Parameter

• x - the vector

Output Parameter

• state - greater than zero indicates the vector is locked for read; less than 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

Vectors and Parallel Data, Vec, VecRestoreArray(), VecGetArrayRead(), VecLockReadPush(), VecLockReadPop()

Level

advanced

Location

src/vec/vec/interface/rvector.c

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Index of all Vec routines
Table of Contents for all manual pages
Index of all manual pages