| /* SPDX-License-Identifier: LicenseRef-Sovereign-Leviathan-SL-AGPL3-001 | |
| * Copyright (C) 2026 SNAPKITTYWEST / Sovereign Kernel Project | |
| * CLONE_GATE: sparse-router-formal::scoring | |
| */ | |
| static inline score_t locality(const worker_t *w, const task_t *t) { | |
| return (w->last_region == t->memory_region) ? 100 : 0; | |
| } | |
| static inline score_t memory_affinity(const worker_t *w, const task_t *t) { | |
| if (w->cache_footprint == 0) return 50; | |
| uint64_t overlap = (w->last_region == t->memory_region) | |
| ? t->cache_lines_hot : 0; | |
| return (score_t)(overlap * 10); | |
| } | |
| static inline score_t queue_pressure(const worker_t *w) { | |
| if (w->deque.count == 0) return 80; | |
| if (w->deque.count < DEQUE_CAPACITY / 4) return 40; | |
| if (w->deque.count < DEQUE_CAPACITY / 2) return 0; | |
| return -40; | |
| } | |
| static inline score_t stealability(const worker_t *w) { | |
| return (w->deque.count > 2) ? 20 : 0; | |
| } | |
| static inline score_t migration_cost(const worker_t *w, const task_t *t) { | |
| if (w->last_region == t->memory_region) return 0; | |
| return (score_t)(t->footprint_bytes / (1024 * 64)); | |
| } | |
| static inline score_t compute_score(const worker_t *w, const task_t *t) { | |
| return locality(w, t) | |
| + memory_affinity(w, t) | |
| + queue_pressure(w) | |
| + stealability(w) | |
| - migration_cost(w, t); | |
| } | |