mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-06 09:17:25 +00:00
Redo the intrq.c idea as
int family_enqueue(sa_family_t, struct mbuf *);
This commit is contained in:
parent
8648a2cdb9
commit
6af3fd8d22
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=56703
117
sys/net/if_tun.c
117
sys/net/if_tun.c
@ -46,42 +46,11 @@
|
||||
#include <net/route.h>
|
||||
#include <net/intrq.h>
|
||||
|
||||
#ifdef ATM_CORE
|
||||
#include <netatm/kern_include.h>
|
||||
#include <netatm/atm.h>
|
||||
#include <netatm/atm_var.h>
|
||||
#endif
|
||||
|
||||
#ifdef INET
|
||||
#include <netinet/in.h>
|
||||
#include <netinet/in_var.h>
|
||||
#endif
|
||||
|
||||
#ifdef INET6
|
||||
#include <netinet6/in6.h>
|
||||
#include <netinet6/in6_var.h>
|
||||
#endif
|
||||
|
||||
#ifdef IPX
|
||||
#include <netipx/ipx.h>
|
||||
#include <netipx/ipx_if.h>
|
||||
#endif
|
||||
|
||||
#ifdef NATM
|
||||
#include <netnatm/natm.h>
|
||||
#endif
|
||||
|
||||
#ifdef NETATALK
|
||||
#include <netatalk/at.h>
|
||||
#include <netatalk/at_var.h>
|
||||
#endif
|
||||
|
||||
#ifdef NS
|
||||
/* This will never be defined by config(8), or for the if_tun module ! */
|
||||
#include <netns/ns.h>
|
||||
#include <netns/ns_if.h>
|
||||
#endif
|
||||
|
||||
#include <net/bpf.h>
|
||||
|
||||
#include <net/if_tunvar.h>
|
||||
@ -631,9 +600,8 @@ tunwrite(dev, uio, flag)
|
||||
struct tun_softc *tp = dev->si_drv1;
|
||||
struct ifnet *ifp = &tp->tun_if;
|
||||
struct mbuf *top, **mp, *m;
|
||||
int error=0, s, tlen, mlen, isr;
|
||||
int error=0, tlen, mlen;
|
||||
u_int32_t family;
|
||||
struct ifqueue *q;
|
||||
|
||||
TUNDEBUG("%s%d: tunwrite\n", ifp->if_name, ifp->if_unit);
|
||||
|
||||
@ -713,88 +681,7 @@ tunwrite(dev, uio, flag)
|
||||
} else
|
||||
family = AF_INET;
|
||||
|
||||
q = NULL;
|
||||
isr = 0;
|
||||
|
||||
switch (family) {
|
||||
#ifdef ATM_CORE
|
||||
case AF_ATM:
|
||||
if (atmintrq_present) {
|
||||
q = &atm_intrq;
|
||||
isr = NETISR_ATM;
|
||||
}
|
||||
break;
|
||||
#endif
|
||||
#ifdef INET
|
||||
case AF_INET:
|
||||
if (ipintrq_present) {
|
||||
q = &ipintrq;
|
||||
isr = NETISR_IP;
|
||||
}
|
||||
break;
|
||||
#endif
|
||||
#ifdef INET6
|
||||
case AF_INET6:
|
||||
if (ip6intrq_present) {
|
||||
q = &ip6intrq;
|
||||
isr = NETISR_IPV6;
|
||||
}
|
||||
break;
|
||||
#endif
|
||||
#ifdef IPX
|
||||
case AF_IPX:
|
||||
if (ipxintrq_present) {
|
||||
q = &ipxintrq;
|
||||
isr = NETISR_IPX;
|
||||
}
|
||||
break;
|
||||
#endif
|
||||
#ifdef NATM
|
||||
case AF_NATM:
|
||||
if (natmintrq_present) {
|
||||
q = &natmintrq;
|
||||
isr = NETISR_NATM;
|
||||
}
|
||||
break;
|
||||
#endif
|
||||
#ifdef NETATALK
|
||||
case AF_APPLETALK:
|
||||
if (atintrq2_present) {
|
||||
q = &atintrq2;
|
||||
isr = NETISR_ATALK;
|
||||
}
|
||||
break;
|
||||
#endif
|
||||
#ifdef NS
|
||||
case AF_NS:
|
||||
if (nsintrq_present) {
|
||||
q = &nsintrq;
|
||||
isr = NETISR_NS;
|
||||
}
|
||||
break;
|
||||
#endif
|
||||
}
|
||||
|
||||
if (!q) {
|
||||
m_freem(top);
|
||||
return EAFNOSUPPORT;
|
||||
}
|
||||
|
||||
s = splimp();
|
||||
if (IF_QFULL (q)) {
|
||||
IF_DROP(q);
|
||||
splx(s);
|
||||
ifp->if_collisions++;
|
||||
m_freem(top);
|
||||
return ENOBUFS;
|
||||
}
|
||||
IF_ENQUEUE(q, top);
|
||||
splx(s);
|
||||
ifp->if_ibytes += tlen;
|
||||
ifp->if_ipackets++;
|
||||
schednetisr(isr);
|
||||
|
||||
return error;
|
||||
return family_enqueue(family, top);
|
||||
}
|
||||
|
||||
/*
|
||||
|
@ -26,35 +26,92 @@
|
||||
* $FreeBSD$
|
||||
*/
|
||||
|
||||
#include <sys/types.h>
|
||||
#include <sys/param.h>
|
||||
#include <sys/mbuf.h>
|
||||
#include <sys/socket.h>
|
||||
#include <sys/systm.h>
|
||||
#include <sys/time.h>
|
||||
|
||||
#include <net/if.h>
|
||||
#include <net/if_var.h>
|
||||
#include <net/netisr.h>
|
||||
#include <net/intrq.h>
|
||||
|
||||
#ifdef __i386__
|
||||
#include <netatm/atm_if.h>
|
||||
#endif
|
||||
|
||||
/*
|
||||
* If the appropriate intrq_present variable is zero, don't use
|
||||
* the queue (as it'll never get processed).
|
||||
* When defined, each of the network stacks declares their own
|
||||
* *intrq_present variable to be non-zero.
|
||||
*/
|
||||
|
||||
const int atintrq1_present;
|
||||
const int atintrq2_present;
|
||||
#ifdef NETISR_ATM
|
||||
const int atmintrq_present;
|
||||
#endif
|
||||
const int ipintrq_present;
|
||||
const int ip6intrq_present;
|
||||
const int ipxintrq_present;
|
||||
const int natmintrq_present;
|
||||
const int nsintrq_present;
|
||||
|
||||
struct ifqueue atintrq1;
|
||||
struct ifqueue atintrq2;
|
||||
struct ifqueue atm_intrq;
|
||||
struct ifqueue at1intrq;
|
||||
struct ifqueue at2intrq;
|
||||
#ifdef NETISR_ATM
|
||||
struct ifqueue atmintrq;
|
||||
#endif
|
||||
struct ifqueue ipintrq;
|
||||
struct ifqueue ip6intrq;
|
||||
struct ifqueue ipxintrq;
|
||||
struct ifqueue natmintrq;
|
||||
struct ifqueue nsintrq;
|
||||
|
||||
|
||||
static const struct {
|
||||
sa_family_t family;
|
||||
struct ifqueue *q;
|
||||
int const *present;
|
||||
int isr;
|
||||
} queue[] = {
|
||||
#ifdef NETISR_ATM
|
||||
{ AF_ATM, &atm_intrq, &atmintrq_present, NETISR_ATM },
|
||||
#endif
|
||||
{ AF_INET, &ipintrq, &ipintrq_present, NETISR_IP },
|
||||
{ AF_INET6, &ip6intrq, &ip6intrq_present, NETISR_IPV6 },
|
||||
{ AF_IPX, &ipxintrq, &ipxintrq_present, NETISR_IPX },
|
||||
{ AF_NATM, &natmintrq, &natmintrq_present, NETISR_NATM },
|
||||
{ AF_APPLETALK, &at2intrq, &atintrq2_present, NETISR_ATALK },
|
||||
{ AF_NS, &nsintrq, &nsintrq_present, NETISR_NS }
|
||||
};
|
||||
|
||||
int
|
||||
family_enqueue(family, m)
|
||||
sa_family_t family;
|
||||
struct mbuf *m;
|
||||
{
|
||||
int entry, s;
|
||||
|
||||
for (entry = 0; entry < sizeof queue / sizeof queue[0]; entry++)
|
||||
if (queue[entry].family == family) {
|
||||
if (queue[entry].present) {
|
||||
s = splimp();
|
||||
if (IF_QFULL(queue[entry].q)) {
|
||||
IF_DROP(queue[entry].q);
|
||||
splx(s);
|
||||
m_freem(m);
|
||||
return ENOBUFS;
|
||||
}
|
||||
IF_ENQUEUE(queue[entry].q, m);
|
||||
splx(s);
|
||||
schednetisr(queue[entry].isr);
|
||||
return 0;
|
||||
} else
|
||||
break;
|
||||
}
|
||||
|
||||
m_freem(m);
|
||||
return EAFNOSUPPORT;
|
||||
}
|
||||
|
@ -26,18 +26,11 @@
|
||||
* $FreeBSD$
|
||||
*/
|
||||
|
||||
#ifndef _INTRQ_H_
|
||||
#define _INTRQ_H_
|
||||
#ifndef _NET_INTRQ_H_
|
||||
#define _NET_INTRQ_H_
|
||||
|
||||
#ifdef _KERNEL
|
||||
extern const int atintrq1_present;
|
||||
extern const int atintrq2_present;
|
||||
extern const int atmintrq_present;
|
||||
extern const int ipintrq_present;
|
||||
extern const int ip6intrq_present;
|
||||
extern const int ipxintrq_present;
|
||||
extern const int natmintrq_present;
|
||||
extern const int nsintrq_present;
|
||||
extern int family_enqueue __P((sa_family_t, struct mbuf *));
|
||||
#endif
|
||||
|
||||
#endif /* _INTRQ_H_ */
|
||||
#endif /* _NET_INTRQ_H_ */
|
||||
|
Loading…
Reference in New Issue
Block a user