Differential D19131 Diff 53706 sys/net/altq/altq_hfsc.c

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sys/net/altq/altq_hfsc.c

Show First 20 Lines • Show All 153 Lines • ▼ Show 20 Lines	hfsc_pfattach(struct pf_altq *a)
s = splnet();		s = splnet();
error = altq_attach(&ifp->if_snd, ALTQT_HFSC, a->altq_disc,		error = altq_attach(&ifp->if_snd, ALTQT_HFSC, a->altq_disc,
hfsc_enqueue, hfsc_dequeue, hfsc_request, NULL, NULL);		hfsc_enqueue, hfsc_dequeue, hfsc_request, NULL, NULL);
splx(s);		splx(s);
return (error);		return (error);
}		}

int		int
hfsc_add_altq(struct pf_altq *a)		hfsc_add_altq(struct ifnet ifp, struct pf_altq a)
{		{
struct hfsc_if *hif;		struct hfsc_if *hif;
struct ifnet *ifp;

if ((ifp = ifunit(a->ifname)) == NULL)		if (ifp == NULL)
return (EINVAL);		return (EINVAL);
if (!ALTQ_IS_READY(&ifp->if_snd))		if (!ALTQ_IS_READY(&ifp->if_snd))
return (ENODEV);		return (ENODEV);

hif = malloc(sizeof(struct hfsc_if), M_DEVBUF, M_NOWAIT \| M_ZERO);		hif = malloc(sizeof(struct hfsc_if), M_DEVBUF, M_NOWAIT \| M_ZERO);
if (hif == NULL)		if (hif == NULL)
return (ENOMEM);		return (ENOMEM);

▲ Show 20 Lines • Show All 325 Lines • ▼ Show 20 Lines	for (i = 0; i < HFSC_MAX_CLASSES; i++)
break;		break;
}		}
if (i == HFSC_MAX_CLASSES) {		if (i == HFSC_MAX_CLASSES) {
IFQ_UNLOCK(hif->hif_ifq);		IFQ_UNLOCK(hif->hif_ifq);
splx(s);		splx(s);
goto err_ret;		goto err_ret;
}		}
}		}
		cl->cl_slot = i;

if (flags & HFCF_DEFAULTCLASS)		if (flags & HFCF_DEFAULTCLASS)
hif->hif_defaultclass = cl;		hif->hif_defaultclass = cl;

if (parent == NULL) {		if (parent == NULL) {
/* this is root class */		/* this is root class */
hif->hif_rootclass = cl;		hif->hif_rootclass = cl;
} else {		} else {
Show All 36 Lines	if (cl->cl_q != NULL)
free(cl->cl_q, M_DEVBUF);		free(cl->cl_q, M_DEVBUF);
free(cl, M_DEVBUF);		free(cl, M_DEVBUF);
return (NULL);		return (NULL);
}		}

static int		static int
hfsc_class_destroy(struct hfsc_class *cl)		hfsc_class_destroy(struct hfsc_class *cl)
{		{
int i, s;		int s;

if (cl == NULL)		if (cl == NULL)
return (0);		return (0);

if (is_a_parent_class(cl))		if (is_a_parent_class(cl))
return (EBUSY);		return (EBUSY);

s = splnet();		s = splnet();
Show All 14 Lines	else do {
if (p->cl_siblings == cl) {		if (p->cl_siblings == cl) {
p->cl_siblings = cl->cl_siblings;		p->cl_siblings = cl->cl_siblings;
break;		break;
}		}
} while ((p = p->cl_siblings) != NULL);		} while ((p = p->cl_siblings) != NULL);
ASSERT(p != NULL);		ASSERT(p != NULL);
}		}

for (i = 0; i < HFSC_MAX_CLASSES; i++)		cl->cl_hif->hif_class_tbl[cl->cl_slot] = NULL;
if (cl->cl_hif->hif_class_tbl[i] == cl) {
cl->cl_hif->hif_class_tbl[i] = NULL;
break;
}

cl->cl_hif->hif_classes--;		cl->cl_hif->hif_classes--;
IFQ_UNLOCK(cl->cl_hif->hif_ifq);		IFQ_UNLOCK(cl->cl_hif->hif_ifq);
splx(s);		splx(s);

if (cl->cl_red != NULL) {		if (cl->cl_red != NULL) {
#ifdef ALTQ_RIO		#ifdef ALTQ_RIO
if (q_is_rio(cl->cl_q))		if (q_is_rio(cl->cl_q))
rio_destroy((rio_t *)cl->cl_red);		rio_destroy((rio_t *)cl->cl_red);
▲ Show 20 Lines • Show All 1,146 Lines • Show Last 20 Lines