628   Vec        xred, yred, xtmp, x, xp;  in PCTelescopeSetUp_dmda_scatters()  local
640   PetscCall(VecDuplicate(x, &xp));  in PCTelescopeSetUp_dmda_scatters()
666   ctx->xp = xp;  in PCTelescopeSetUp_dmda_scatters()
807     PetscCall(MatMultTranspose(ctx->permutation, vecs[k], ctx->xp));  in PCTelescopeSubNullSpaceCreate_dmda_Telescope()
810     PetscCall(VecScatterBegin(sred->scatter, ctx->xp, sred->xtmp, INSERT_VALUES, SCATTER_FORWARD));  in PCTelescopeSubNullSpaceCreate_dmda_Telescope()
811     PetscCall(VecScatterEnd(sred->scatter, ctx->xp, sred->xtmp, INSERT_VALUES, SCATTER_FORWARD));  in PCTelescopeSubNullSpaceCreate_dmda_Telescope()
873   Vec                   xtmp, xp, xred, yred;  in PCApply_Telescope_dmda()  local
886   xp      = ctx->xp;  in PCApply_Telescope_dmda()
892   PetscCall(MatMultTranspose(perm, x, xp));  in PCApply_Telescope_dmda()
895   PetscCall(VecScatterBegin(scatter, xp, xtmp, INSERT_VALUES, SCATTER_FORWARD));  in PCApply_Telescope_dmda()
896   PetscCall(VecScatterEnd(scatter, xp, xtmp, INSERT_VALUES, SCATTER_FORWARD));  in PCApply_Telescope_dmda()
926   PetscCall(VecScatterBegin(scatter, xtmp, xp, INSERT_VALUES, SCATTER_REVERSE));  in PCApply_Telescope_dmda()
927   PetscCall(VecScatterEnd(scatter, xtmp, xp, INSERT_VALUES, SCATTER_REVERSE));  in PCApply_Telescope_dmda()
928   PetscCall(MatMult(perm, xp, y));  in PCApply_Telescope_dmda()
936   Vec                   xtmp, xp, yred;  in PCApplyRichardson_Telescope_dmda()  local
949   xp      = ctx->xp;  in PCApplyRichardson_Telescope_dmda()
957     PetscCall(MatMultTranspose(perm, y, xp));  in PCApplyRichardson_Telescope_dmda()
960     PetscCall(VecScatterBegin(scatter, xp, xtmp, INSERT_VALUES, SCATTER_FORWARD));  in PCApplyRichardson_Telescope_dmda()
961     PetscCall(VecScatterEnd(scatter, xp, xtmp, INSERT_VALUES, SCATTER_FORWARD));  in PCApplyRichardson_Telescope_dmda()
996   PetscCall(VecDestroy(&ctx->xp));  in PCReset_Telescope_dmda()