Function vm_domain_freecnt_inc

freebsd/vm/vm_pagequeue.h:449–465

void pagedaemon_wakeup(int domain);

static inline void
vm_domain_freecnt_inc(struct vm_domain *vmd, int adj)
{
	u_int old, new;

	old = atomic_fetchadd_int(&vmd->vmd_free_count, adj);
	new = old + adj;
	/*
	 * Only update bitsets on transitions.  Notice we short-circuit the
	 * rest of the checks if we're above min already.
	 */
	if (old < vmd->vmd_free_min && (new >= vmd->vmd_free_min ||
	    (old < vmd->vmd_free_severe && new >= vmd->vmd_free_severe) ||
	    (old < vmd->vmd_pageout_free_min &&
	    new >= vmd->vmd_pageout_free_min)))
		vm_domain_clear(vmd);
}

#endif	/* _KERNEL */
#endif				/* !_VM_PAGEQUEUE_ */