allow pools to push jobs to any other pool

src/sys_win32.c

@@ -809,9 +809,10 @@ void sys_run(i32 count, sys_job_func *func, void *sig, enum sys_pool pool_kind,
             snc_counter_add(counter, count);
         }
         struct fiber *fiber = fiber_from_id(sys_current_fiber_id());
-        /* A job cannot create a job with a pool / priority than itself */
-        pool_kind = clamp_i32(pool_kind, fiber->job_pool, NUM_SYS_POOLS - 1);
-        priority = clamp_i32(priority, fiber->job_priority, NUM_SYS_PRIORITIES - 1);
+        priority = clamp_i32(priority, fiber->job_priority, NUM_SYS_PRIORITIES - 1);  /* A job cannot create a job with a higher priority than itself */
+        if (pool_kind == SYS_POOL_INHERIT) {
+            pool_kind = fiber->job_pool;
+        }
         struct job_pool *pool = &G.job_pools[pool_kind];
         struct job_queue *queue = &pool->job_queues[priority];
         tm_lock(&queue->lock);