Files with "pragma omp":
parcsr_ls/par_interp.c 
 - includes barrier
 - hypre_BoomerAMGInterpTruncation
 - there is a syntax error in this file!!!
parcsr_ls/par_multi_interp.c
 - single method large complex arg list, so driver is complex
 - hypre_BoomerAMGBuildMultipass
parcsr_ls/par_relax_more.c
 - hypre_ParCSRMaxEigEstimateCG
 - hypre_ParCSRRelax_Cheby3
 - hypre_ParCSRRelax_Cheby
 - another function wrapped with "#if 0"
seq_mv/csr_matvec.c
 - hypre_CSRMatrixMatvec
 - hypre_CSRMatrixMatvecT
 - hypre_CSRMatrixMatvec_FF
seq_mv/vector.c
 - all easy to discharge
utilities/threading.c