Root/package/madwifi/patches/300-napi_polling.patch

1--- a/ath/if_ath.c
2+++ b/ath/if_ath.c
3@@ -184,7 +184,11 @@ static void ath_recv_mgmt(struct ieee802
4     struct sk_buff *, int, int, u_int64_t);
5 static void ath_setdefantenna(struct ath_softc *, u_int);
6 static struct ath_txq *ath_txq_setup(struct ath_softc *, int, int);
7-static void ath_rx_tasklet(TQUEUE_ARG);
8+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,24)
9+static int ath_rx_poll(struct napi_struct *napi, int budget);
10+#else
11+static int ath_rx_poll(struct net_device *dev, int *budget);
12+#endif
13 static int ath_hardstart(struct sk_buff *, struct net_device *);
14 static int ath_mgtstart(struct ieee80211com *, struct sk_buff *);
15 #ifdef ATH_SUPERG_COMP
16@@ -376,6 +380,9 @@ static u_int32_t ath_set_clamped_maxtxpo
17         u_int32_t new_clamped_maxtxpower);
18 static u_int32_t ath_get_real_maxtxpower(struct ath_softc *sc);
19 
20+static void ath_poll_disable(struct net_device *dev);
21+static void ath_poll_enable(struct net_device *dev);
22+
23 /* calibrate every 30 secs in steady state but check every second at first. */
24 static int ath_calinterval = ATH_SHORT_CALINTERVAL;
25 static int ath_countrycode = CTRY_DEFAULT; /* country code */
26@@ -547,7 +554,6 @@ ath_attach(u_int16_t devid, struct net_d
27 
28     atomic_set(&sc->sc_txbuf_counter, 0);
29 
30- ATH_INIT_TQUEUE(&sc->sc_rxtq, ath_rx_tasklet, dev);
31     ATH_INIT_TQUEUE(&sc->sc_txtq, ath_tx_tasklet, dev);
32     ATH_INIT_TQUEUE(&sc->sc_bmisstq, ath_bmiss_tasklet, dev);
33     ATH_INIT_TQUEUE(&sc->sc_bstucktq, ath_bstuck_tasklet, dev);
34@@ -821,6 +827,12 @@ ath_attach(u_int16_t devid, struct net_d
35     dev->set_mac_address = ath_set_mac_address;
36     dev->change_mtu = ath_change_mtu;
37     dev->tx_queue_len = ATH_TXBUF - ATH_TXBUF_MGT_RESERVED;
38+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,24)
39+ netif_napi_add(dev, &sc->sc_napi, ath_rx_poll, 64);
40+#else
41+ dev->poll = ath_rx_poll;
42+ dev->weight = 64;
43+#endif
44 #ifdef USE_HEADERLEN_RESV
45     dev->hard_header_len += sizeof(struct ieee80211_qosframe) +
46                 sizeof(struct llc) +
47@@ -2220,6 +2232,7 @@ ath_intr(int irq, void *dev_id, struct p
48         (status & HAL_INT_GLOBAL) ? " HAL_INT_GLOBAL" : ""
49         );
50 
51+ sc->sc_isr = status;
52     status &= sc->sc_imask; /* discard unasked for bits */
53     /* As soon as we know we have a real interrupt we intend to service,
54      * we will check to see if we need an initial hardware TSF reading.
55@@ -2277,7 +2290,21 @@ ath_intr(int irq, void *dev_id, struct p
56         }
57         if (status & (HAL_INT_RX | HAL_INT_RXPHY)) {
58             ath_uapsd_processtriggers(sc, hw_tsf);
59- ATH_SCHEDULE_TQUEUE(&sc->sc_rxtq, &needmark);
60+ sc->sc_isr &= ~HAL_INT_RX;
61+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,24)
62+ if (netif_rx_schedule_prep(dev, &sc->sc_napi))
63+#else
64+ if (netif_rx_schedule_prep(dev))
65+#endif
66+ {
67+ sc->sc_imask &= ~HAL_INT_RX;
68+ ath_hal_intrset(ah, sc->sc_imask);
69+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,24)
70+ __netif_rx_schedule(dev, &sc->sc_napi);
71+#else
72+ __netif_rx_schedule(dev);
73+#endif
74+ }
75         }
76         if (status & HAL_INT_TX) {
77 #ifdef ATH_SUPERG_DYNTURBO
78@@ -2303,6 +2330,11 @@ ath_intr(int irq, void *dev_id, struct p
79                 }
80             }
81 #endif
82+ /* disable transmit interrupt */
83+ sc->sc_isr &= ~HAL_INT_TX;
84+ ath_hal_intrset(ah, sc->sc_imask & ~HAL_INT_TX);
85+ sc->sc_imask &= ~HAL_INT_TX;
86+
87             ATH_SCHEDULE_TQUEUE(&sc->sc_txtq, &needmark);
88         }
89         if (status & HAL_INT_BMISS) {
90@@ -2515,6 +2547,7 @@ ath_init(struct net_device *dev)
91     if (sc->sc_tx99 != NULL)
92         sc->sc_tx99->start(sc->sc_tx99);
93 #endif
94+ ath_poll_enable(dev);
95 
96 done:
97     ATH_UNLOCK(sc);
98@@ -2555,6 +2588,9 @@ ath_stop_locked(struct net_device *dev)
99         if (sc->sc_tx99 != NULL)
100             sc->sc_tx99->stop(sc->sc_tx99);
101 #endif
102+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,24)
103+ ath_poll_disable(dev);
104+#endif
105         netif_stop_queue(dev); /* XXX re-enabled by ath_newstate */
106         dev->flags &= ~IFF_RUNNING; /* NB: avoid recursion */
107         ieee80211_stop_running(ic); /* stop all VAPs */
108@@ -4013,12 +4049,47 @@ ath_key_set(struct ieee80211vap *vap, co
109     return ath_keyset(sc, k, mac, vap->iv_bss);
110 }
111 
112+static void ath_poll_disable(struct net_device *dev)
113+{
114+ struct ath_softc *sc = dev->priv;
115+
116+ /*
117+ * XXX Using in_softirq is not right since we might
118+ * be called from other soft irq contexts than
119+ * ath_rx_poll
120+ */
121+ if (!in_softirq()) {
122+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,24)
123+ napi_disable(&sc->sc_napi);
124+#else
125+ netif_poll_disable(dev);
126+#endif
127+ }
128+}
129+
130+static void ath_poll_enable(struct net_device *dev)
131+{
132+ struct ath_softc *sc = dev->priv;
133+
134+ /* NB: see above */
135+ if (!in_softirq()) {
136+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,24)
137+ napi_enable(&sc->sc_napi);
138+#else
139+ netif_poll_enable(dev);
140+#endif
141+ }
142+}
143+
144+
145 /*
146  * Block/unblock tx+rx processing while a key change is done.
147  * We assume the caller serializes key management operations
148  * so we only need to worry about synchronization with other
149  * uses that originate in the driver.
150  */
151+#define IS_UP(_dev) \
152+ (((_dev)->flags & (IFF_RUNNING|IFF_UP)) == (IFF_RUNNING|IFF_UP))
153 static void
154 ath_key_update_begin(struct ieee80211vap *vap)
155 {
156@@ -4032,14 +4103,9 @@ ath_key_update_begin(struct ieee80211vap
157      * When called from the rx tasklet we cannot use
158      * tasklet_disable because it will block waiting
159      * for us to complete execution.
160- *
161- * XXX Using in_softirq is not right since we might
162- * be called from other soft irq contexts than
163- * ath_rx_tasklet.
164      */
165- if (!in_softirq())
166- tasklet_disable(&sc->sc_rxtq);
167- netif_stop_queue(dev);
168+ if (IS_UP(vap->iv_dev))
169+ netif_stop_queue(dev);
170 }
171 
172 static void
173@@ -4051,9 +4117,9 @@ ath_key_update_end(struct ieee80211vap *
174 #endif
175 
176     DPRINTF(sc, ATH_DEBUG_KEYCACHE, "End\n");
177- netif_wake_queue(dev);
178- if (!in_softirq()) /* NB: see above */
179- tasklet_enable(&sc->sc_rxtq);
180+
181+ if (IS_UP(vap->iv_dev))
182+ netif_wake_queue(dev);
183 }
184 
185 /*
186@@ -6360,15 +6426,25 @@ ath_setdefantenna(struct ath_softc *sc,
187     sc->sc_rxotherant = 0;
188 }
189 
190-static void
191-ath_rx_tasklet(TQUEUE_ARG data)
192+static int
193+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,24)
194+ath_rx_poll(struct napi_struct *napi, int budget)
195+#else
196+ath_rx_poll(struct net_device *dev, int *budget)
197+#endif
198 {
199 #define PA2DESC(_sc, _pa) \
200     ((struct ath_desc *)((caddr_t)(_sc)->sc_rxdma.dd_desc + \
201         ((_pa) - (_sc)->sc_rxdma.dd_desc_paddr)))
202- struct net_device *dev = (struct net_device *)data;
203- struct ath_buf *bf;
204+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,24)
205+ struct ath_softc *sc = container_of(napi, struct ath_softc, sc_napi);
206+ struct net_device *dev = sc->sc_dev;
207+ u_int rx_limit = budget;
208+#else
209     struct ath_softc *sc = dev->priv;
210+ u_int rx_limit = min(dev->quota, *budget);
211+#endif
212+ struct ath_buf *bf;
213     struct ieee80211com *ic = &sc->sc_ic;
214     struct ath_hal *ah = sc ? sc->sc_ah : NULL;
215     struct ath_desc *ds;
216@@ -6378,8 +6454,10 @@ ath_rx_tasklet(TQUEUE_ARG data)
217     unsigned int len;
218     int type;
219     u_int phyerr;
220+ u_int processed = 0, early_stop = 0;
221 
222     DPRINTF(sc, ATH_DEBUG_RX_PROC, "invoked\n");
223+process_rx_again:
224     do {
225         bf = STAILQ_FIRST(&sc->sc_rxbuf);
226         if (bf == NULL) { /* XXX ??? can this happen */
227@@ -6403,6 +6481,15 @@ ath_rx_tasklet(TQUEUE_ARG data)
228             /* NB: never process the self-linked entry at the end */
229             break;
230         }
231+
232+ if (rx_limit-- < 2) {
233+ early_stop = 1;
234+ break;
235+ }
236+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,24)
237+ processed++;
238+#endif
239+
240         skb = bf->bf_skb;
241         if (skb == NULL) {
242             EPRINTF(sc, "Dropping; buffer contains NULL skbuff.\n");
243@@ -6450,6 +6537,7 @@ ath_rx_tasklet(TQUEUE_ARG data)
244                 sc->sc_stats.ast_rx_phyerr++;
245                 phyerr = rs->rs_phyerr & 0x1f;
246                 sc->sc_stats.ast_rx_phy[phyerr]++;
247+ goto rx_next;
248             }
249             if (rs->rs_status & HAL_RXERR_DECRYPT) {
250                 /*
251@@ -6645,9 +6733,39 @@ rx_next:
252         STAILQ_INSERT_TAIL(&sc->sc_rxbuf, bf, bf_list);
253         ATH_RXBUF_UNLOCK_IRQ(sc);
254     } while (ath_rxbuf_init(sc, bf) == 0);
255+ if (!early_stop) {
256+ unsigned long flags;
257+ /* Check if more data is received while we were
258+ * processing the descriptor chain.
259+ */
260+ local_irq_save(flags);
261+ if (sc->sc_isr & HAL_INT_RX) {
262+ u_int64_t hw_tsf = ath_hal_gettsf64(ah);
263+ sc->sc_isr &= ~HAL_INT_RX;
264+ local_irq_restore(flags);
265+ ath_uapsd_processtriggers(sc, hw_tsf);
266+ goto process_rx_again;
267+ }
268+ local_irq_restore(flags);
269+ }
270+
271+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,24)
272+ netif_rx_complete(dev, napi);
273+#else
274+ netif_rx_complete(dev);
275+ *budget -= processed;
276+ dev->quota -= processed;
277+#endif
278+ sc->sc_imask |= HAL_INT_RX;
279+ ath_hal_intrset(ah, sc->sc_imask);
280 
281     /* rx signal state monitoring */
282     ath_hal_rxmonitor(ah, &sc->sc_halstats, &sc->sc_curchan);
283+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,24)
284+ return processed;
285+#else
286+ return early_stop;
287+#endif
288 #undef PA2DESC
289 }
290 
291@@ -8298,12 +8416,24 @@ ath_tx_tasklet_q0(TQUEUE_ARG data)
292 {
293     struct net_device *dev = (struct net_device *)data;
294     struct ath_softc *sc = dev->priv;
295+ unsigned long flags;
296 
297+process_tx_again:
298     if (txqactive(sc->sc_ah, 0))
299         ath_tx_processq(sc, &sc->sc_txq[0]);
300     if (txqactive(sc->sc_ah, sc->sc_cabq->axq_qnum))
301         ath_tx_processq(sc, sc->sc_cabq);
302 
303+ local_irq_save(flags);
304+ if (sc->sc_isr & HAL_INT_TX) {
305+ sc->sc_isr &= ~HAL_INT_TX;
306+ local_irq_restore(flags);
307+ goto process_tx_again;
308+ }
309+ sc->sc_imask |= HAL_INT_TX;
310+ ath_hal_intrset(sc->sc_ah, sc->sc_imask);
311+ local_irq_restore(flags);
312+
313     netif_wake_queue(dev);
314 
315     if (sc->sc_softled)
316@@ -8319,7 +8449,9 @@ ath_tx_tasklet_q0123(TQUEUE_ARG data)
317 {
318     struct net_device *dev = (struct net_device *)data;
319     struct ath_softc *sc = dev->priv;
320+ unsigned long flags;
321 
322+process_tx_again:
323     /*
324      * Process each active queue.
325      */
326@@ -8340,6 +8472,16 @@ ath_tx_tasklet_q0123(TQUEUE_ARG data)
327     if (sc->sc_uapsdq && txqactive(sc->sc_ah, sc->sc_uapsdq->axq_qnum))
328         ath_tx_processq(sc, sc->sc_uapsdq);
329 
330+ local_irq_save(flags);
331+ if (sc->sc_isr & HAL_INT_TX) {
332+ sc->sc_isr &= ~HAL_INT_TX;
333+ local_irq_restore(flags);
334+ goto process_tx_again;
335+ }
336+ sc->sc_imask |= HAL_INT_TX;
337+ ath_hal_intrset(sc->sc_ah, sc->sc_imask);
338+ local_irq_restore(flags);
339+
340     netif_wake_queue(dev);
341 
342     if (sc->sc_softled)
343@@ -8355,13 +8497,25 @@ ath_tx_tasklet(TQUEUE_ARG data)
344     struct net_device *dev = (struct net_device *)data;
345     struct ath_softc *sc = dev->priv;
346     unsigned int i;
347+ unsigned long flags;
348 
349     /* Process each active queue. This includes sc_cabq, sc_xrtq and
350      * sc_uapsdq */
351+process_tx_again:
352     for (i = 0; i < HAL_NUM_TX_QUEUES; i++)
353         if (ATH_TXQ_SETUP(sc, i) && txqactive(sc->sc_ah, i))
354             ath_tx_processq(sc, &sc->sc_txq[i]);
355 
356+ local_irq_save(flags);
357+ if (sc->sc_isr & HAL_INT_TX) {
358+ sc->sc_isr &= ~HAL_INT_TX;
359+ local_irq_restore(flags);
360+ goto process_tx_again;
361+ }
362+ sc->sc_imask |= HAL_INT_TX;
363+ ath_hal_intrset(sc->sc_ah, sc->sc_imask);
364+ local_irq_restore(flags);
365+
366     netif_wake_queue(dev);
367 
368     if (sc->sc_softled)
369@@ -10296,9 +10450,9 @@ ath_change_mtu(struct net_device *dev, i
370     dev->mtu = mtu;
371     if ((dev->flags & IFF_RUNNING) && !sc->sc_invalid) {
372         /* NB: the rx buffers may need to be reallocated */
373- tasklet_disable(&sc->sc_rxtq);
374+ ath_poll_disable(dev);
375         error = ath_reset(dev);
376- tasklet_enable(&sc->sc_rxtq);
377+ ath_poll_enable(dev);
378     }
379     ATH_UNLOCK(sc);
380 
381--- a/ath/if_athvar.h
382+++ b/ath/if_athvar.h
383@@ -53,6 +53,10 @@
384 # include <asm/bitops.h>
385 #endif
386 
387+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,0)
388+#define irqs_disabled() 0
389+#endif
390+
391 /*
392  * Deduce if tasklets are available. If not then
393  * fall back to using the immediate work queue.
394@@ -616,6 +620,9 @@ struct ath_rp {
395 struct ath_softc {
396     struct ieee80211com sc_ic; /* NB: must be first */
397     struct net_device *sc_dev;
398+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,24)
399+ struct napi_struct sc_napi;
400+#endif
401     void __iomem *sc_iobase; /* address of the device */
402     struct semaphore sc_lock; /* dev-level lock */
403     struct net_device_stats sc_devstats; /* device statistics */
404@@ -730,7 +737,6 @@ struct ath_softc {
405     struct ath_buf *sc_rxbufcur; /* current rx buffer */
406     u_int32_t *sc_rxlink; /* link ptr in last RX desc */
407     spinlock_t sc_rxbuflock;
408- struct ATH_TQ_STRUCT sc_rxtq; /* rx intr tasklet */
409     struct ATH_TQ_STRUCT sc_rxorntq; /* rxorn intr tasklet */
410     u_int8_t sc_defant; /* current default antenna */
411     u_int8_t sc_rxotherant; /* RXs on non-default antenna */
412@@ -745,6 +751,7 @@ struct ath_softc {
413     u_int sc_txintrperiod; /* tx interrupt batching */
414     struct ath_txq sc_txq[HAL_NUM_TX_QUEUES];
415     struct ath_txq *sc_ac2q[WME_NUM_AC]; /* WME AC -> h/w qnum */
416+ HAL_INT sc_isr; /* unmasked ISR state */
417     struct ATH_TQ_STRUCT sc_txtq; /* tx intr tasklet */
418     u_int8_t sc_grppoll_str[GRPPOLL_RATE_STR_LEN];
419     struct ath_descdma sc_bdma; /* beacon descriptors */
420@@ -858,6 +865,8 @@ typedef void (*ath_callback) (struct ath
421 #define ATH_TXBUF_LOCK_CHECK(_sc)
422 #endif
423 
424+#define ATH_DISABLE_INTR local_irq_disable
425+#define ATH_ENABLE_INTR local_irq_enable
426 
427 #define ATH_RXBUF_LOCK_INIT(_sc) spin_lock_init(&(_sc)->sc_rxbuflock)
428 #define ATH_RXBUF_LOCK_DESTROY(_sc)
429--- a/net80211/ieee80211_input.c
430+++ b/net80211/ieee80211_input.c
431@@ -1198,7 +1198,7 @@ ieee80211_deliver_data(struct ieee80211_
432             /* attach vlan tag */
433             struct ieee80211_node *ni_tmp = SKB_CB(skb)->ni;
434             if (vlan_hwaccel_receive_skb(skb, vap->iv_vlgrp, ni->ni_vlan) == NET_RX_DROP) {
435- /* If netif_rx dropped the packet because
436+ /* If netif_receive_skb dropped the packet because
437                  * device was too busy */
438                 if (ni_tmp != NULL) {
439                     /* node reference was leaked */
440@@ -1209,8 +1209,8 @@ ieee80211_deliver_data(struct ieee80211_
441             skb = NULL; /* SKB is no longer ours */
442         } else {
443             struct ieee80211_node *ni_tmp = SKB_CB(skb)->ni;
444- if (netif_rx(skb) == NET_RX_DROP) {
445- /* If netif_rx dropped the packet because
446+ if (netif_receive_skb(skb) == NET_RX_DROP) {
447+ /* If netif_receive_skb dropped the packet because
448                  * device was too busy */
449                 if (ni_tmp != NULL) {
450                     /* node reference was leaked */
451@@ -2322,8 +2322,8 @@ forward_mgmt_to_app(struct ieee80211vap
452         skb1->protocol = __constant_htons(0x0019); /* ETH_P_80211_RAW */
453 
454         ni_tmp = SKB_CB(skb1)->ni;
455- if (netif_rx(skb1) == NET_RX_DROP) {
456- /* If netif_rx dropped the packet because
457+ if (netif_receive_skb(skb1) == NET_RX_DROP) {
458+ /* If netif_receive_skb dropped the packet because
459              * device was too busy */
460             if (ni_tmp != NULL) {
461                 /* node reference was leaked */
462--- a/net80211/ieee80211_monitor.c
463+++ b/net80211/ieee80211_monitor.c
464@@ -584,8 +584,8 @@ ieee80211_input_monitor(struct ieee80211
465             skb1->protocol =
466                 __constant_htons(0x0019); /* ETH_P_80211_RAW */
467 
468- if (netif_rx(skb1) == NET_RX_DROP) {
469- /* If netif_rx dropped the packet because
470+ if (netif_receive_skb(skb1) == NET_RX_DROP) {
471+ /* If netif_receive_skb dropped the packet because
472                  * device was too busy, reclaim the ref. in
473                  * the skb. */
474                 if (SKB_CB(skb1)->ni != NULL)
475--- a/net80211/ieee80211_skb.c
476+++ b/net80211/ieee80211_skb.c
477@@ -73,7 +73,7 @@
478 #undef dev_queue_xmit
479 #undef kfree_skb
480 #undef kfree_skb_fast
481-#undef netif_rx
482+#undef netif_receive_skb
483 #undef pskb_copy
484 #undef skb_clone
485 #undef skb_copy
486@@ -638,8 +638,8 @@ int vlan_hwaccel_receive_skb_debug(stru
487         grp, vlan_tag);
488 }
489 
490-int netif_rx_debug(struct sk_buff *skb, const char* func, int line) {
491- return netif_rx(untrack_skb(skb, 0, func, line, __func__, __LINE__));
492+int netif_receive_skb_debug(struct sk_buff *skb, const char* func, int line) {
493+ return netif_receive_skb(untrack_skb(skb, 0, func, line, __func__, __LINE__));
494 }
495 
496 struct sk_buff * alloc_skb_debug(unsigned int length, gfp_t gfp_mask,
497@@ -760,7 +760,7 @@ struct sk_buff * skb_copy_expand_debug(c
498 }
499 
500 EXPORT_SYMBOL(vlan_hwaccel_receive_skb_debug);
501-EXPORT_SYMBOL(netif_rx_debug);
502+EXPORT_SYMBOL(netif_receive_skb_debug);
503 EXPORT_SYMBOL(alloc_skb_debug);
504 EXPORT_SYMBOL(dev_alloc_skb_debug);
505 EXPORT_SYMBOL(skb_clone_debug);
506--- a/net80211/ieee80211_skb.h
507+++ b/net80211/ieee80211_skb.h
508@@ -116,7 +116,7 @@ int ieee80211_skb_references(void);
509 int vlan_hwaccel_receive_skb_debug(struct sk_buff *skb,
510                     struct vlan_group *grp, unsigned short vlan_tag,
511                     const char* func, int line);
512-int netif_rx_debug(struct sk_buff *skb, const char* func, int line);
513+int netif_receive_skb_debug(struct sk_buff *skb, const char* func, int line);
514 struct sk_buff * alloc_skb_debug(unsigned int length, gfp_t gfp_mask,
515                  const char *func, int line);
516 struct sk_buff * dev_alloc_skb_debug(unsigned int length,
517@@ -151,7 +151,7 @@ struct sk_buff * skb_copy_expand_debug(c
518 #undef dev_queue_xmit
519 #undef kfree_skb
520 #undef kfree_skb_fast
521-#undef netif_rx
522+#undef netif_receive_skb
523 #undef pskb_copy
524 #undef skb_clone
525 #undef skb_copy
526@@ -168,8 +168,8 @@ struct sk_buff * skb_copy_expand_debug(c
527     skb_copy_expand_debug(_skb, _newheadroom, _newtailroom, _gfp_mask, __func__, __LINE__)
528 #define vlan_hwaccel_receive_skb(_skb, _grp, _tag) \
529     vlan_hwaccel_receive_skb_debug(_skb, _grp, _tag, __func__, __LINE__)
530-#define netif_rx(_skb) \
531- netif_rx_debug(_skb, __func__, __LINE__)
532+#define netif_receive_skb(_skb) \
533+ netif_receive_skb_debug(_skb, __func__, __LINE__)
534 #define alloc_skb(_length, _gfp_mask) \
535     alloc_skb_debug(_length, _gfp_mask, __func__, __LINE__)
536 #define dev_alloc_skb(_length) \
537

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