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Transform tbr_dequeue into a function pointer in order to build drivers with

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ALTQ enabled versions of IFQ_* macros by default, as requested by serveral
others. This is a follow-up to the quick fix I committed yesterday which
turned off the ALTQ checks for non-ALTQ kernels.
This commit is contained in:
Max Laier 2004-06-15 01:45:19 +00:00
parent 1cab0c857e
commit 4cb655c020
4 changed files with 12 additions and 8 deletions
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6
sys/contrib/altq/altq/altq_subr.c
View File

@ -91,6 +91,7 @@
*/
static void tbr_timeout(void *);
int (*altq_input)(struct mbuf *, int) = NULL;
static struct mbuf *tbr_dequeue(struct ifaltq *, int);
static int tbr_timer = 0; /* token bucket regulator timer */
static struct callout tbr_callout = CALLOUT_INITIALIZER;
@ -312,7 +313,7 @@ altq_assert(file, line, failedexpr)
#define TBR_SCALE(x) ((int64_t)(x) << TBR_SHIFT)
#define TBR_UNSCALE(x) ((x) >> TBR_SHIFT)
struct mbuf *
static struct mbuf *
tbr_dequeue(ifq, op)
struct ifaltq *ifq;
int op;
@ -370,6 +371,9 @@ tbr_set(ifq, profile)
struct tb_profile *profile;
{
struct tb_regulator *tbr, *otbr;
if (tbr_dequeue_ptr == NULL)
tbr_dequeue_ptr = tbr_dequeue;
if (machclk_freq == 0)
init_machclk();

4
sys/contrib/altq/altq/if_altq.h
View File

@ -181,9 +181,9 @@ extern int altq_attach(struct ifaltq *, int, void *,
extern int altq_detach(struct ifaltq *);
extern int altq_enable(struct ifaltq *);
extern int altq_disable(struct ifaltq *);
extern struct mbuf *tbr_dequeue(struct ifaltq *, int);
extern struct mbuf *(*tbr_dequeue_ptr)(struct ifaltq *, int);
extern int (*altq_input)(struct mbuf *, int);
#if 1 /* ALTQ3_CLFIER_COMPAT */
#if 0 /* ALTQ3_CLFIER_COMPAT */
void altq_etherclassify(struct ifaltq *, struct mbuf *, struct altq_pktattr *);
#endif
#endif /* _KERNEL */

4
sys/net/if.c
View File

@ -75,6 +75,8 @@
#include <netinet/if_ether.h>
#endif
struct mbuf *(*tbr_dequeue_ptr)(struct ifaltq *, int) = NULL;
static void if_attachdomain(void *);
static void if_attachdomain1(struct ifnet *);
static int ifconf(u_long, caddr_t);
@ -441,13 +443,11 @@ if_attach(struct ifnet *ifp)
ifa->ifa_refcnt = 1;
TAILQ_INSERT_HEAD(&ifp->if_addrhead, ifa, ifa_link);
ifp->if_broadcastaddr = 0; /* reliably crash if used uninitialized */
#ifdef ALTQ
ifp->if_snd.altq_type = 0;
ifp->if_snd.altq_disc = NULL;
ifp->if_snd.altq_flags &= ALTQF_CANTCHANGE;
ifp->if_snd.altq_tbr = NULL;
ifp->if_snd.altq_ifp = ifp;
#endif
if (domains)
if_attachdomain1(ifp);

6
sys/net/if_var.h
View File

@ -356,7 +356,7 @@ if_handoff(struct ifqueue *ifq, struct mbuf *m, struct ifnet *ifp, int adjust)
(*ifp->if_start)(ifp);
return (1);
}
#ifdef ALTQ
#if 1 /* ALTQ */
#define IFQ_ENQUEUE(ifq, m, err) \
do { \
IF_LOCK(ifq); \
@ -379,7 +379,7 @@ do { \
#define IFQ_DEQUEUE_NOLOCK(ifq, m) \
do { \
if (TBR_IS_ENABLED(ifq)) \
(m) = tbr_dequeue(ifq, ALTDQ_REMOVE); \
(m) = tbr_dequeue_ptr(ifq, ALTDQ_REMOVE); \
else if (ALTQ_IS_ENABLED(ifq)) \
ALTQ_DEQUEUE(ifq, m); \
else \
@ -396,7 +396,7 @@ do { \
#define IFQ_POLL_NOLOCK(ifq, m) \
do { \
if (TBR_IS_ENABLED(ifq)) \
(m) = tbr_dequeue(ifq, ALTDQ_POLL); \
(m) = tbr_dequeue_ptr(ifq, ALTDQ_POLL); \
else if (ALTQ_IS_ENABLED(ifq)) \
ALTQ_POLL(ifq, m); \
else \