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Introduce a lower limit for multithreading

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Martin Kroeker 2024-05-14 18:59:21 +02:00 committed by GitHub
parent 5fd871d7ea
commit 2957281275
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1 changed files with 4 additions and 1 deletions
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5
interface/zgbmv.c
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@ -251,7 +251,10 @@ void CNAME(enum CBLAS_ORDER order,
buffer = (FLOAT *)blas_memory_alloc(1);
#ifdef SMP
nthreads = num_cpu_avail(2);
if (m * n < 125000 || ku + kl < 15)
nthreads = 1;
else
nthreads = num_cpu_avail(2);
if (nthreads == 1) {
#endif