Symbol: futex_hashmask
kernel/futex/core.c
1916
buckets = clamp(buckets, 16, futex_hashmask + 1);
kernel/futex/core.c
2006
futex_hashmask = hashsize - 1;
kernel/futex/core.c
449
return &futex_queues[node][hash & futex_hashmask];