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authornbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>2008-07-25 22:35:36 +0000
committernbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>2008-07-25 22:35:36 +0000
commit4444a16d700be3877681e6e6e9efc0579bb25cb3 (patch)
tree226cd931430011a61c90ec5601d19f3df3ddd71e /package/madwifi/patches
parente252fb2afefee6ebcea8b0c692325d18436be823 (diff)
madwifi: fix queue stop/start during key updates
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@11923 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'package/madwifi/patches')
-rw-r--r--package/madwifi/patches/300-napi_polling.patch41
1 files changed, 26 insertions, 15 deletions
diff --git a/package/madwifi/patches/300-napi_polling.patch b/package/madwifi/patches/300-napi_polling.patch
index 6b472caac..609e74cd2 100644
--- a/package/madwifi/patches/300-napi_polling.patch
+++ b/package/madwifi/patches/300-napi_polling.patch
@@ -107,7 +107,7 @@
netif_stop_queue(dev); /* XXX re-enabled by ath_newstate */
dev->flags &= ~IFF_RUNNING; /* NB: avoid recursion */
ieee80211_stop_running(ic); /* stop all VAPs */
-@@ -4013,6 +4051,39 @@
+@@ -4013,12 +4051,47 @@
return ath_keyset(sc, k, mac, vap->iv_bss);
}
@@ -147,7 +147,15 @@
/*
* Block/unblock tx+rx processing while a key change is done.
* We assume the caller serializes key management operations
-@@ -4032,13 +4103,7 @@
+ * so we only need to worry about synchronization with other
+ * uses that originate in the driver.
+ */
++#define IS_UP(_dev) \
++ (((_dev)->flags & (IFF_RUNNING|IFF_UP)) == (IFF_RUNNING|IFF_UP))
+ static void
+ ath_key_update_begin(struct ieee80211vap *vap)
+ {
+@@ -4032,14 +4105,9 @@
* When called from the rx tasklet we cannot use
* tasklet_disable because it will block waiting
* for us to complete execution.
@@ -158,10 +166,13 @@
*/
- if (!in_softirq())
- tasklet_disable(&sc->sc_rxtq);
- netif_stop_queue(dev);
+- netif_stop_queue(dev);
++ if (IS_UP(vap->iv_dev))
++ netif_stop_queue(dev);
}
-@@ -4051,9 +4116,9 @@
+ static void
+@@ -4051,9 +4119,9 @@
#endif
DPRINTF(sc, ATH_DEBUG_KEYCACHE, "End\n");
@@ -169,12 +180,12 @@
- if (!in_softirq()) /* NB: see above */
- tasklet_enable(&sc->sc_rxtq);
+
-+ if (dev->flags&IFF_RUNNING)
++ if (IS_UP(vap->iv_dev))
+ netif_wake_queue(dev);
}
/*
-@@ -6360,15 +6425,25 @@
+@@ -6360,15 +6428,25 @@
sc->sc_rxotherant = 0;
}
@@ -204,7 +215,7 @@
struct ieee80211com *ic = &sc->sc_ic;
struct ath_hal *ah = sc ? sc->sc_ah : NULL;
struct ath_desc *ds;
-@@ -6378,8 +6453,10 @@
+@@ -6378,8 +6456,10 @@
unsigned int len;
int type;
u_int phyerr;
@@ -215,7 +226,7 @@
do {
bf = STAILQ_FIRST(&sc->sc_rxbuf);
if (bf == NULL) { /* XXX ??? can this happen */
-@@ -6403,6 +6480,15 @@
+@@ -6403,6 +6483,15 @@
/* NB: never process the self-linked entry at the end */
break;
}
@@ -231,7 +242,7 @@
skb = bf->bf_skb;
if (skb == NULL) {
EPRINTF(sc, "Dropping; buffer contains NULL skbuff.\n");
-@@ -6450,6 +6536,7 @@
+@@ -6450,6 +6539,7 @@
sc->sc_stats.ast_rx_phyerr++;
phyerr = rs->rs_phyerr & 0x1f;
sc->sc_stats.ast_rx_phy[phyerr]++;
@@ -239,7 +250,7 @@
}
if (rs->rs_status & HAL_RXERR_DECRYPT) {
/*
-@@ -6645,9 +6732,43 @@
+@@ -6645,9 +6735,43 @@
STAILQ_INSERT_TAIL(&sc->sc_rxbuf, bf, bf_list);
ATH_RXBUF_UNLOCK_IRQ(sc);
} while (ath_rxbuf_init(sc, bf) == 0);
@@ -283,7 +294,7 @@
#undef PA2DESC
}
-@@ -8298,12 +8419,24 @@
+@@ -8298,12 +8422,24 @@
{
struct net_device *dev = (struct net_device *)data;
struct ath_softc *sc = dev->priv;
@@ -308,7 +319,7 @@
netif_wake_queue(dev);
if (sc->sc_softled)
-@@ -8319,7 +8452,9 @@
+@@ -8319,7 +8455,9 @@
{
struct net_device *dev = (struct net_device *)data;
struct ath_softc *sc = dev->priv;
@@ -318,7 +329,7 @@
/*
* Process each active queue.
*/
-@@ -8340,6 +8475,16 @@
+@@ -8340,6 +8478,16 @@
if (sc->sc_uapsdq && txqactive(sc->sc_ah, sc->sc_uapsdq->axq_qnum))
ath_tx_processq(sc, sc->sc_uapsdq);
@@ -335,7 +346,7 @@
netif_wake_queue(dev);
if (sc->sc_softled)
-@@ -8355,13 +8500,25 @@
+@@ -8355,13 +8503,25 @@
struct net_device *dev = (struct net_device *)data;
struct ath_softc *sc = dev->priv;
unsigned int i;
@@ -361,7 +372,7 @@
netif_wake_queue(dev);
if (sc->sc_softled)
-@@ -10296,9 +10453,9 @@
+@@ -10296,9 +10456,9 @@
dev->mtu = mtu;
if ((dev->flags & IFF_RUNNING) && !sc->sc_invalid) {
/* NB: the rx buffers may need to be reallocated */