Function syscal_vfs_cache_fast_lookup

freebsd/kern/vfs_cache.c:3677–3687

}

static int
syscal_vfs_cache_fast_lookup(SYSCTL_HANDLER_ARGS)
{
	int error, old;

	old = atomic_load_int(&cache_fast_lookup);
	error = sysctl_handle_int(oidp, arg1, arg2, req);
	if (error == 0 && req->newptr && old != atomic_load_int(&cache_fast_lookup))
		cache_fast_lookup_enabled_recalc();
	return (error);
}
SYSCTL_PROC(_vfs, OID_AUTO, cache_fast_lookup, CTLTYPE_INT|CTLFLAG_RW|CTLFLAG_MPSAFE,
    &cache_fast_lookup, 0, syscal_vfs_cache_fast_lookup, "IU", "");