PR_FUTEX_HASH(2const) PR_FUTEX_HASH(2const) PR_FUTEX_HASH - futex (libc -lc) #include /* PR_* */ #include int prctl(PR_FUTEX_HASH, unsigned long op, ...); futex(2). futex(2) . futex . . . . futex(2) . futex(2) . . 6.17 futex(2) FUTEX_PRIVATE_FLAG . 16 . . . . op . PR_FUTEX_HASH_GET_SLOTS PR_FUTEX_HASH_SET_SLOTS . -1 errno . . 6.17. prctl(2), futex(2), PR_FUTEX_HASH_GET_SLOTS(2const), PR_FUTEX_HASH_SET_SLOTS(2const) 3 . . : . 6.18 19 2025 PR_FUTEX_HASH(2const)