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Avoid exceeding the configured thread count in x86_64 TOBF16 (#4748) 

* avoid setting nthreads higher than available
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Martin Kroeker 2024-06-14 14:21:13 +02:00 committed by GitHub
parent 62c33db37d
commit dd7efcf9ef
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1 changed files with 4 additions and 3 deletions
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kernel/x86_64/tobf16.c
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@ -144,10 +144,11 @@ void CNAME(BLASLONG n, FLOAT_TYPE * in, BLASLONG inc_in, bfloat16 * out, BLASLON
if (inc_in == 0 || inc_out == 0 || n <= 100000) { if (inc_in == 0 || inc_out == 0 || n <= 100000) {
nthreads = 1; nthreads = 1;
} else { } else {
nthreads = num_cpu_avail(1);
if (n/100000 < 100) { if (n/100000 < 100) {
nthreads = 4; nthreads = MAX(nthreads,4);
} else { // } else {
nthreads = 16; // nthreads = MAX(nthreads,16);
} }
} }