Function init_va_filerev

freebsd/kern/vfs_subr.c:6115–6122

* Function to initialize a va_filerev field sensibly. * XXX: Wouldn't a random number make a lot more sense ?? */

 * XXX: Wouldn't a random number make a lot more sense ??
 */
u_quad_t
init_va_filerev(void)
{
	struct bintime bt;

	getbinuptime(&bt);
	return (((u_quad_t)bt.sec << 32LL) | (bt.frac >> 32LL));
}

static int	filt_vfsread(struct knote *kn, long hint);
static int	filt_vfswrite(struct knote *kn, long hint);