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Fix OpenMP builds defaulting to singlethreading with OMP_PLACES or OMP_PROC_BIND set #2706

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Merged
merged 1 commit into from
Jul 12, 2020
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Fix OpenMP builds defaulting to singlethreading with OMP_PLACES or OMP_PROC_BIND set #2706

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10 changes: 5 additions & 5 deletions common_thread.h
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Original file line number Diff line number Diff line change
Expand Up @@ -132,18 +132,18 @@ extern int blas_server_avail;
static __inline int num_cpu_avail(int level) {

#ifdef USE_OPENMP
int openmp_nthreads=0;
int openmp_nthreads=omp_get_max_threads();
#endif

#ifndef USE_OPENMP
if (blas_cpu_number == 1

#endif
#ifdef USE_OPENMP
|| omp_in_parallel()
if (openmp_nthreads == 1 || omp_in_parallel()
#endif
) return 1;
) return 1;

#ifdef USE_OPENMP
openmp_nthreads=omp_get_max_threads();
if (blas_cpu_number != openmp_nthreads) {
goto_set_num_threads(openmp_nthreads);
}
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