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Introduce a lower limit for multithreading

tags/v0.3.28^2
Martin Kroeker GitHub 1 year ago
parent
5fd871d7ea
commit
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1 changed files with 4 additions and 1 deletions
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  1. +4
    -1
      interface/zgbmv.c

+ 4
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interface/zgbmv.c View File

@@ -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


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