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Merge pull request #4920 from martin-frbg/issue4917 

Fix potential inaccuracy in multithreaded level3 related to SWITCH_RATIO
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Martin Kroeker 2024-10-07 08:26:03 +02:00 committed by GitHub
parent 0dfe42d62a 8a1710dd0d
commit bc0691a556
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1 changed files with 1 additions and 1 deletions
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driver/level3/level3_thread.c
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@ -742,7 +742,7 @@ static int gemm_driver(blas_arg_t *args, BLASLONG *range_m, BLASLONG
num_parts = 0;
while (n > 0){
width = blas_quickdivide(n + nthreads - num_parts - 1, nthreads - num_parts);
if (width < switch_ratio) {
if (width < switch_ratio && width > 1) {
width = switch_ratio;
}
width = round_up(n, width, GEMM_PREFERED_SIZE);