Fix build on non-SMP machines of the remote GDB debugging (#2666)

[openwrt.git] / package / madwifi / patches / 301-tx_locking.patch

diff --git a/package/madwifi/patches/301-tx_locking.patch b/package/madwifi/patches/301-tx_locking.patch
index f2b4cc7..99008ee 100644 (file)
--- a/package/madwifi/patches/301-tx_locking.patch
+++ b/package/madwifi/patches/301-tx_locking.patch
@@ -1,17 +1,17 @@
-Index: madwifi-ng-r2420-20070602/ath/if_ath.c
+Index: madwifi-ng-r2834-20071106/ath/if_ath.c

 ===================================================================
 ===================================================================

---- madwifi-ng-r2420-20070602.orig/ath/if_ath.c        2007-06-04 13:21:58.427094400 +0200
-+++ madwifi-ng-r2420-20070602/ath/if_ath.c     2007-06-04 13:21:58.684055336 +0200
-@@ -2554,7 +2554,7 @@
-       /* NB: use this lock to protect an->an_ff_txbuf in athff_can_aggregate()
-        *     call too.
+--- madwifi-ng-r2834-20071106.orig/ath/if_ath.c        2007-11-07 14:02:04.865648150 +0100
++++ madwifi-ng-r2834-20071106/ath/if_ath.c     2007-11-07 14:02:05.117662515 +0100
+@@ -2693,7 +2693,7 @@
+       /* NB: use this lock to protect an->an_tx_ffbuf (and txq->axq_stageq)
+        *      in athff_can_aggregate() call too.

         */
 -      ATH_TXQ_LOCK_IRQ(txq);
 +      ATH_TXQ_LOCK_BH(txq);
        if (athff_can_aggregate(sc, eh, an, skb, vap->iv_fragthreshold, &ff_flush)) {
                if (an->an_tx_ffbuf[skb->priority]) { /* i.e., frame on the staging queue */
                        bf = an->an_tx_ffbuf[skb->priority];
         */
 -      ATH_TXQ_LOCK_IRQ(txq);
 +      ATH_TXQ_LOCK_BH(txq);
        if (athff_can_aggregate(sc, eh, an, skb, vap->iv_fragthreshold, &ff_flush)) {
                if (an->an_tx_ffbuf[skb->priority]) { /* i.e., frame on the staging queue */
                        bf = an->an_tx_ffbuf[skb->priority];

-@@ -2562,6 +2562,7 @@
+@@ -2701,6 +2701,7 @@

                        /* get (and remove) the frame from staging queue */
                        TAILQ_REMOVE(&txq->axq_stageq, bf, bf_stagelist);
                        an->an_tx_ffbuf[skb->priority] = NULL;
                        /* get (and remove) the frame from staging queue */
                        TAILQ_REMOVE(&txq->axq_stageq, bf, bf_stagelist);
                        an->an_tx_ffbuf[skb->priority] = NULL;


@@ -19,7 +19,7 @@ Index: madwifi-ng-r2420-20070602/ath/if_ath.c
  
                        /*
                         * chain skbs and add FF magic
  
                        /*
                         * chain skbs and add FF magic

-@@ -2584,7 +2585,7 @@
+@@ -2723,7 +2724,7 @@

                         */
                        ATH_HARDSTART_GET_TX_BUF_WITH_LOCK;
                        if (bf == NULL) {
                         */
                        ATH_HARDSTART_GET_TX_BUF_WITH_LOCK;
                        if (bf == NULL) {


@@ -28,7 +28,7 @@ Index: madwifi-ng-r2420-20070602/ath/if_ath.c
                                goto hardstart_fail;
                        }
                        DPRINTF(sc, ATH_DEBUG_XMIT | ATH_DEBUG_FF,
                                goto hardstart_fail;
                        }
                        DPRINTF(sc, ATH_DEBUG_XMIT | ATH_DEBUG_FF,

-@@ -2596,8 +2597,7 @@
+@@ -2735,8 +2736,7 @@

                        an->an_tx_ffbuf[skb->priority] = bf;
  
                        TAILQ_INSERT_HEAD(&txq->axq_stageq, bf, bf_stagelist);
                        an->an_tx_ffbuf[skb->priority] = bf;
  
                        TAILQ_INSERT_HEAD(&txq->axq_stageq, bf, bf_stagelist);


@@ -36,9 +36,18 @@ Index: madwifi-ng-r2420-20070602/ath/if_ath.c
 -                      ATH_TXQ_UNLOCK_IRQ_EARLY(txq);
 +                      ATH_TXQ_UNLOCK_BH(txq);
  
 -                      ATH_TXQ_UNLOCK_IRQ_EARLY(txq);
 +                      ATH_TXQ_UNLOCK_BH(txq);
  

-                       return 0;
+                       return NETDEV_TX_OK;

                }
                }

-@@ -2649,12 +2649,12 @@
+@@ -2749,7 +2749,7 @@
+                       an->an_tx_ffbuf[skb->priority] = NULL;
+ 
+                       /* NB: ath_tx_start -> ath_tx_txqaddbuf uses ATH_TXQ_LOCK too */
+-                      ATH_TXQ_UNLOCK_IRQ_EARLY(txq);
++                      ATH_TXQ_UNLOCK_BH(txq);
+ 
+                       /* encap and xmit */
+                       bf_ff->bf_skb = ieee80211_encap(ni, bf_ff->bf_skb, &framecnt);
+@@ -2798,12 +2798,12 @@

  
                ATH_HARDSTART_GET_TX_BUF_WITH_LOCK;
                if (bf == NULL) {
  
                ATH_HARDSTART_GET_TX_BUF_WITH_LOCK;
                if (bf == NULL) {


@@ -51,13 +60,13 @@ Index: madwifi-ng-r2420-20070602/ath/if_ath.c
  
 -      ATH_TXQ_UNLOCK_IRQ(txq);
  
  
 -      ATH_TXQ_UNLOCK_IRQ(txq);
  

+ ff_flush_done:

  ff_bypass:
  ff_bypass:

- 
-Index: madwifi-ng-r2420-20070602/ath/if_athvar.h
+Index: madwifi-ng-r2834-20071106/ath/if_athvar.h

 ===================================================================
 ===================================================================

---- madwifi-ng-r2420-20070602.orig/ath/if_athvar.h     2007-06-04 13:21:58.428094248 +0200
-+++ madwifi-ng-r2420-20070602/ath/if_athvar.h  2007-06-04 13:21:58.684055336 +0200
-@@ -484,6 +484,8 @@
+--- madwifi-ng-r2834-20071106.orig/ath/if_athvar.h     2007-11-07 14:02:04.865648150 +0100
++++ madwifi-ng-r2834-20071106/ath/if_athvar.h  2007-11-07 14:02:05.117662515 +0100
+@@ -504,6 +504,8 @@

  #define ATH_TXQ_INTR_PERIOD           5  /* axq_intrcnt period for intr gen */
  #define       ATH_TXQ_LOCK_INIT(_tq)          spin_lock_init(&(_tq)->axq_lock)
  #define       ATH_TXQ_LOCK_DESTROY(_tq)
  #define ATH_TXQ_INTR_PERIOD           5  /* axq_intrcnt period for intr gen */
  #define       ATH_TXQ_LOCK_INIT(_tq)          spin_lock_init(&(_tq)->axq_lock)
  #define       ATH_TXQ_LOCK_DESTROY(_tq)