Function m_init

freebsd/sys/mbuf.h:930–948

* Initialize an mbuf with linear storage. * * Inline because the consumer text overhead will be roughly the same to * initialize or call a function with this many parameters and M_PKTHDR * should go away with constant propagation for !MGETHDR. */

 * should go away with constant propagation for !MGETHDR.
 */
static __inline int
m_init(struct mbuf *m, int how, short type, int flags)
{
	int error;

	m->m_next = NULL;
	m->m_nextpkt = NULL;
	m->m_data = m->m_dat;
	m->m_len = 0;
	m->m_flags = flags;
	m->m_type = type;
	if (flags & M_PKTHDR)
		error = m_pkthdr_init(m, how);
	else
		error = 0;

	MBUF_PROBE5(m__init, m, how, type, flags, error);
	return (error);
}

static __inline struct mbuf *
m_get(int how, short type)