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openwrt_archive/package/madwifi/patches/379-invalid_rate_fix.patch
Felix Fietkau c6d2e038e0 fix a rare wds related noderef issue 
SVN-Revision: 13095
2008-11-02 13:03:03 +00:00

406 lines
14 KiB
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--- a/ath_rate/minstrel/minstrel.c
+++ b/ath_rate/minstrel/minstrel.c
@@ -111,27 +111,13 @@
#include <net80211/ieee80211_var.h>
#include <net80211/ieee80211_rate.h>
+#include "if_ath_debug.h"
#include "if_athvar.h"
#include "if_ath_hal.h"
#include "ah_desc.h"
#include "minstrel.h"
-#ifdef AR_DEBUG
-#define MINSTREL_DEBUG
-#endif
-#ifdef MINSTREL_DEBUG
-enum {
- ATH_DEBUG_RATE = 0x00000010 /* rate control */
-};
-#define DPRINTF(sc, _fmt, ...) do { \
- if (sc->sc_debug & ATH_DEBUG_RATE) \
- printk(_fmt, __VA_ARGS__); \
-} while (0)
-#else
-#define DPRINTF(sc, _fmt, ...)
-#endif
-
#define ONE_SECOND (1000 * 1000) /* 1 second, or 1000 milliseconds; eternity, in other words */
#include "release.h"
@@ -471,11 +457,11 @@ ath_rate_tx_complete(struct ath_softc *s
final_rate = sc->sc_hwmap[ts->ts_rate & ~HAL_TXSTAT_ALTRATE].ieeerate;
final_ndx = rate_to_ndx(sn, final_rate);
if (final_ndx >= sn->num_rates) {
- DPRINTF(sc, "%s: final ndx too high\n", __func__);
+ DPRINTF(sc, ATH_DEBUG_RATE, "%s: final ndx too high\n", __func__);
final_ndx = 0;
}
if (final_ndx < 0) {
- DPRINTF(sc, "%s: final ndx too low\n", __func__);
+ DPRINTF(sc, ATH_DEBUG_RATE, "%s: final ndx too low\n", __func__);
final_ndx = 0;
}
@@ -485,7 +471,7 @@ ath_rate_tx_complete(struct ath_softc *s
tries = ts->ts_longretry + 1;
if (sn->num_rates <= 0) {
- DPRINTF(sc, "%s: " MAC_FMT " %s no rates yet\n", dev_info,
+ DPRINTF(sc, ATH_DEBUG_RATE, "%s: " MAC_FMT " %s no rates yet\n", dev_info,
MAC_ADDR(an->an_node.ni_macaddr), __func__);
return;
}
@@ -551,7 +537,7 @@ ath_rate_tx_complete(struct ath_softc *s
static void
ath_rate_newassoc(struct ath_softc *sc, struct ath_node *an, int isnew)
{
- DPRINTF(sc, "%s: " MAC_FMT " %s\n", dev_info,
+ DPRINTF(sc, ATH_DEBUG_RATE, "%s: " MAC_FMT " %s\n", dev_info,
MAC_ADDR(an->an_node.ni_macaddr), __func__);
if (isnew)
ath_rate_ctl_reset(sc, &an->an_node);
@@ -601,7 +587,7 @@ ath_fill_sample_table(struct minstrel_no
p = rates + sprintf(rates, "rates :: %d ", column_index);
for (i = 0; i < num_sample_rates; i++)
p += sprintf(p, "%2u ", sn->rs_sampleTable[i][column_index]);
- DPRINTF(sc, "%s\n", rates);
+ DPRINTF(sc, ATH_DEBUG_RATE, "%s\n", rates);
};
#endif
}
@@ -628,7 +614,7 @@ ath_rate_ctl_reset(struct ath_softc *sc,
sn->is_sampling = 0;
if (rt == NULL) {
- DPRINTF(sc, "no rates yet! mode %u\n", sc->sc_curmode);
+ DPRINTF(sc, ATH_DEBUG_RATE, "no rates yet! mode %u\n", sc->sc_curmode);
return;
}
sn->static_rate_ndx = -1;
@@ -658,7 +644,7 @@ ath_rate_ctl_reset(struct ath_softc *sc,
sn->rates[x].rix = sc->sc_rixmap[sn->rates[x].rate];
}
if (sn->rates[x].rix == 0xff) {
- DPRINTF(sc, "%s: %s ignore bogus rix at %d\n",
+ DPRINTF(sc, ATH_DEBUG_RATE, "%s: %s ignore bogus rix at %d\n",
dev_info, __func__, x);
continue;
}
@@ -673,7 +659,7 @@ ath_rate_ctl_reset(struct ath_softc *sc,
ni->ni_txrate = 0;
if (sn->num_rates <= 0) {
- DPRINTF(sc, "%s: %s " MAC_FMT " no rates (fixed %d) \n",
+ DPRINTF(sc, ATH_DEBUG_RATE, "%s: %s " MAC_FMT " no rates (fixed %d) \n",
dev_info, __func__, MAC_ADDR(ni->ni_macaddr),
vap->iv_fixed_rate);
/* There are no rates yet; we're done */
@@ -689,23 +675,23 @@ ath_rate_ctl_reset(struct ath_softc *sc,
* the node. We know the rate is there because the
* rate set is checked when the station associates. */
/* NB: the rate set is assumed sorted */
- for (; (srate >= 0) && (ni->ni_rates.rs_rates[srate] & IEEE80211_RATE_VAL) != vap->iv_fixed_rate; srate--);
-
- KASSERT(srate >= 0,
- ("fixed rate %d not in rate set", vap->iv_fixed_rate));
+ for (; (srate > 0) && (ni->ni_rates.rs_rates[srate] & IEEE80211_RATE_VAL) != vap->iv_fixed_rate; srate--);
sn->static_rate_ndx = srate;
ni->ni_txrate = srate;
- DPRINTF(sc, "%s: %s " MAC_FMT " fixed rate %d%sMbps\n",
- dev_info, __func__, MAC_ADDR(ni->ni_macaddr),
- sn->rates[srate].rate / 2,
- (sn->rates[srate].rate % 2) ? ".5 " : " ");
+ if ((ni->ni_rates.rs_rates[srate] & IEEE80211_RATE_VAL) != vap->iv_fixed_rate)
+ EPRINTF(sc, "Invalid static rate, falling back to basic rate\n");
+ else
+ DPRINTF(sc, ATH_DEBUG_RATE, "%s: %s " MAC_FMT " fixed rate %d%sMbps\n",
+ dev_info, __func__, MAC_ADDR(ni->ni_macaddr),
+ sn->rates[srate].rate / 2,
+ (sn->rates[srate].rate % 2) ? ".5 " : " ");
return;
}
for (x = 0; x < ni->ni_rates.rs_nrates; x++) {
if (sn->rates[x].rix == 0xff) {
- DPRINTF(sc, "%s: %s ignore bogus rix at %d\n",
+ DPRINTF(sc, ATH_DEBUG_RATE, "%s: %s ignore bogus rix at %d\n",
dev_info, __func__, x);
continue;
}
@@ -735,9 +721,9 @@ ath_rate_ctl_reset(struct ath_softc *sc,
}
#if 0
- DPRINTF(sc, "%s: Retry table for this node\n", __func__);
+ DPRINTF(sc, ATH_DEBUG_RATE, "%s: Retry table for this node\n", __func__);
for (x = 0; x < ni->ni_rates.rs_nrates; x++)
- DPRINTF(sc, "%2d %2d %6d \n", x, sn->retry_count[x], sn->perfect_tx_time[x]);
+ DPRINTF(sc, ATH_DEBUG_RATE, "%2d %2d %6d \n", x, sn->retry_count[x], sn->perfect_tx_time[x]);
#endif
/* Set the initial rate */
@@ -781,10 +767,10 @@ ath_timer_function(unsigned long data)
unsigned int interval = ath_timer_interval;
if (dev == NULL)
- DPRINTF(sc, "%s: 'dev' is null in this timer \n", __func__);
+ DPRINTF(sc, ATH_DEBUG_RATE, "%s: 'dev' is null in this timer \n", __func__);
if (sc == NULL)
- DPRINTF(sc, "%s: 'sc' is null in this timer\n", __func__);
+ DPRINTF(sc, ATH_DEBUG_RATE, "%s: 'sc' is null in this timer\n", __func__);
ic = &sc->sc_ic;
@@ -808,7 +794,7 @@ ath_timer_function(unsigned long data)
timer = &(ssc->timer);
if (timer == NULL)
- DPRINTF(sc, "%s: timer is null - leave it\n", __func__);
+ DPRINTF(sc, ATH_DEBUG_RATE, "%s: timer is null - leave it\n", __func__);
timer->expires = jiffies + ((HZ * interval) / 1000);
add_timer(timer);
@@ -904,7 +890,7 @@ static struct ath_ratectrl *
ath_rate_attach(struct ath_softc *sc)
{
struct minstrel_softc *osc;
- DPRINTF(sc, "%s: %s\n", dev_info, __func__);
+ DPRINTF(sc, ATH_DEBUG_RATE, "%s: %s\n", dev_info, __func__);
_MOD_INC_USE(THIS_MODULE, return NULL);
osc = kmalloc(sizeof(struct minstrel_softc), GFP_ATOMIC);
@@ -963,7 +949,7 @@ ath_proc_read_nodes(struct ieee80211vap
p += sprintf(p, "out of room for node " MAC_FMT "\n\n", MAC_ADDR(ni->ni_macaddr));
break;
}
- DPRINTF(sc, "%s: out of memeory to write tall of the nodes\n", __func__);
+ DPRINTF(sc, ATH_DEBUG_RATE, "%s: out of memeory to write tall of the nodes\n", __func__);
break;
}
an = ATH_NODE(ni);
--- a/ath_rate/amrr/amrr.c
+++ b/ath_rate/amrr/amrr.c
@@ -64,24 +64,13 @@
#include <net80211/ieee80211_var.h>
#include <net80211/ieee80211_rate.h>
+#include "if_ath_debug.h"
#include "if_athvar.h"
#include "if_ath_hal.h"
#include "ah_desc.h"
#include "amrr.h"
-#ifdef AR_DEBUG
-#define AMRR_DEBUG
-#endif
-#ifdef AMRR_DEBUG
-#define DPRINTF(sc, _fmt, ...) do { \
- if (sc->sc_debug & 0x10) \
- printk(_fmt, __VA_ARGS__); \
-} while (0)
-#else
-#define DPRINTF(sc, _fmt, ...)
-#endif
-
static int ath_rateinterval = 1000; /* rate ctl interval (ms) */
static int ath_rate_max_success_threshold = 10;
static int ath_rate_min_success_threshold = 1;
@@ -197,7 +186,7 @@ ath_rate_update(struct ath_softc *sc, st
KASSERT(rt != NULL, ("no rate table, mode %u", sc->sc_curmode));
- DPRINTF(sc, "%s: set xmit rate for " MAC_FMT " to %dM\n",
+ DPRINTF(sc, ATH_DEBUG_RATE, "%s: set xmit rate for " MAC_FMT " to %dM\n",
__func__, MAC_ADDR(ni->ni_macaddr),
ni->ni_rates.rs_nrates > 0 ?
(ni->ni_rates.rs_rates[rate] & IEEE80211_RATE_VAL) / 2 : 0);
@@ -297,9 +286,9 @@ ath_rate_ctl_start(struct ath_softc *sc,
* rate set is checked when the station associates.
*/
srate = ni->ni_rates.rs_nrates - 1;
- for (; srate >= 0 && RATE(srate) != vap->iv_fixed_rate; srate--);
- KASSERT(srate >= 0,
- ("fixed rate %d not in rate set", vap->iv_fixed_rate));
+ for (; srate > 0 && RATE(srate) != vap->iv_fixed_rate; srate--);
+ if (RATE(srate) != vap->iv_fixed_rate)
+ EPRINTF(sc, "Invalid static rate, falling back to basic rate\n");
}
ath_rate_update(sc, ni, srate);
#undef RATE
@@ -377,7 +366,7 @@ ath_rate_ctl(void *arg, struct ieee80211
old_rate = ni->ni_txrate;
- DPRINTF (sc, "cnt0: %d cnt1: %d cnt2: %d cnt3: %d -- threshold: %d\n",
+ DPRINTF(sc, ATH_DEBUG_RATE, "cnt0: %d cnt1: %d cnt2: %d cnt3: %d -- threshold: %d\n",
amn->amn_tx_try0_cnt,
amn->amn_tx_try1_cnt,
amn->amn_tx_try2_cnt,
@@ -390,7 +379,7 @@ ath_rate_ctl(void *arg, struct ieee80211
amn->amn_recovery = 1;
amn->amn_success = 0;
ni->ni_txrate++;
- DPRINTF(sc, "increase rate to %d\n", ni->ni_txrate);
+ DPRINTF(sc, ATH_DEBUG_RATE, "increase rate to %d\n", ni->ni_txrate);
} else
amn->amn_recovery = 0;
} else if (is_failure(amn)) {
@@ -401,12 +390,12 @@ ath_rate_ctl(void *arg, struct ieee80211
amn->amn_success_threshold *= 2;
amn->amn_success_threshold = min(amn->amn_success_threshold,
(u_int)ath_rate_max_success_threshold);
- DPRINTF(sc, "decrease rate recovery thr: %d\n",
+ DPRINTF(sc, ATH_DEBUG_RATE, "decrease rate recovery thr: %d\n",
amn->amn_success_threshold);
} else {
/* simple failure. */
amn->amn_success_threshold = ath_rate_min_success_threshold;
- DPRINTF(sc, "decrease rate normal thr: %d\n",
+ DPRINTF(sc, ATH_DEBUG_RATE, "decrease rate normal thr: %d\n",
amn->amn_success_threshold);
}
amn->amn_recovery = 0;
--- a/ath_rate/onoe/onoe.c
+++ b/ath_rate/onoe/onoe.c
@@ -60,27 +60,13 @@
#include <net80211/ieee80211_var.h>
#include <net80211/ieee80211_rate.h>
+#include "if_ath_debug.h"
#include "if_athvar.h"
#include "if_ath_hal.h"
#include "ah_desc.h"
#include "onoe.h"
-#ifdef AR_DEBUG
-#define ONOE_DEBUG
-#endif
-#ifdef ONOE_DEBUG
-enum {
- ATH_DEBUG_RATE = 0x00000010, /* rate control */
-};
-#define DPRINTF(sc, _fmt, ...) do { \
- if (sc->sc_debug & ATH_DEBUG_RATE) \
- printk(_fmt, __VA_ARGS__); \
-} while (0)
-#else
-#define DPRINTF(sc, _fmt, ...)
-#endif
-
/*
* Default parameters for the rate control algorithm. These are
* all tunable with sysctls. The rate controller runs periodically
@@ -186,7 +172,7 @@ ath_rate_update(struct ath_softc *sc, st
KASSERT(rt != NULL, ("no rate table, mode %u", sc->sc_curmode));
- DPRINTF(sc, "%s: set xmit rate for " MAC_FMT " to %dM\n",
+ DPRINTF(sc, ATH_DEBUG_RATE, "%s: set xmit rate for " MAC_FMT " to %dM\n",
__func__, MAC_ADDR(ni->ni_macaddr),
ni->ni_rates.rs_nrates > 0 ?
(ni->ni_rates.rs_rates[rate] & IEEE80211_RATE_VAL) / 2 : 0);
@@ -283,9 +269,9 @@ ath_rate_ctl_start(struct ath_softc *sc,
*/
/* NB: the rate set is assumed sorted */
srate = ni->ni_rates.rs_nrates - 1;
- for (; srate >= 0 && RATE(srate) != vap->iv_fixed_rate; srate--);
- KASSERT(srate >= 0,
- ("fixed rate %d not in rate set", vap->iv_fixed_rate));
+ for (; srate > 0 && RATE(srate) != vap->iv_fixed_rate; srate--);
+ if (RATE(srate) != vap->iv_fixed_rate)
+ EPRINTF(sc, "Invalid static rate, falling back to basic rate\n");
}
ath_rate_update(sc, ni, srate);
#undef RATE
@@ -364,7 +350,7 @@ ath_rate_ctl(void *arg, struct ieee80211
on->on_tx_retr < (on->on_tx_ok * ath_rate_raise) / 100)
dir = 1;
- DPRINTF(sc, MAC_FMT ": ok %d err %d retr %d upper %d dir %d\n",
+ DPRINTF(sc, ATH_DEBUG_RATE, MAC_FMT ": ok %d err %d retr %d upper %d dir %d\n",
MAC_ADDR(ni->ni_macaddr),
on->on_tx_ok, on->on_tx_err, on->on_tx_retr,
on->on_tx_upper, dir);
@@ -395,7 +381,7 @@ ath_rate_ctl(void *arg, struct ieee80211
}
if (nrate != ni->ni_txrate) {
- DPRINTF(sc, "%s: %dM -> %dM (%d ok, %d err, %d retr)\n",
+ DPRINTF(sc, ATH_DEBUG_RATE, "%s: %dM -> %dM (%d ok, %d err, %d retr)\n",
__func__,
(rs->rs_rates[ni->ni_txrate] & IEEE80211_RATE_VAL) / 2,
(rs->rs_rates[nrate] & IEEE80211_RATE_VAL) / 2,
--- a/ath_rate/sample/sample.c
+++ b/ath_rate/sample/sample.c
@@ -62,30 +62,13 @@
#include <net80211/ieee80211_var.h>
#include <net80211/ieee80211_rate.h>
+#include "if_ath_debug.h"
#include "if_athvar.h"
#include "if_ath_hal.h"
#include "ah_desc.h"
#include "sample.h"
-#ifdef AR_DEBUG
-#define SAMPLE_DEBUG
-#endif
-#ifdef SAMPLE_DEBUG
-enum {
- ATH_DEBUG_RATE = 0x00000010, /* rate control */
- ATH_DEBUG_ANY = 0xffffffff
-};
-#define DPRINTF(sc, m, fmt, ...) do { \
- if (sc->sc_debug & (m)) \
- printk(fmt, __VA_ARGS__); \
-} while (0)
-#else
-#define DPRINTF(sc, m, fmt, ...) do { \
- (void) sc; \
-} while (0)
-#endif
-
/*
* This file is an implementation of the SampleRate algorithm
* in "Bit-rate Selection in Wireless Networks"
@@ -740,7 +723,7 @@ ath_rate_tx_complete(struct ath_softc *s
ndx[3] = rate_to_ndx(sn, rate[3]);
#if 0
- DPRINTF(sc, "%s: " MAC_FMT " size %u finaltsidx %u tries %u status %u rate/try %u/%u %u/%u %u/%u %u/%u\n",
+ DPRINTF(sc, ATH_DEBUG_RATE, "%s: " MAC_FMT " size %u finaltsidx %u tries %u status %u rate/try %u/%u %u/%u %u/%u %u/%u\n",
dev_info, MAC_ADDR(an->an_node.ni_macaddr),
bin_to_size(size_to_bin(frame_size)),
finalTSIdx,
@@ -886,15 +869,16 @@ ath_rate_ctl_reset(struct ath_softc *sc,
if ((ni->ni_rates.rs_rates[x] & IEEE80211_RATE_VAL) == vap->iv_fixed_rate)
srate = x;
- KASSERT(((ni->ni_rates.rs_rates[srate] & IEEE80211_RATE_VAL) == vap->iv_fixed_rate),
- ("fixed rate %u not in rate set", vap->iv_fixed_rate));
-
sn->static_rate_ndx = srate;
ni->ni_txrate = srate;
- DPRINTF(sc, ATH_DEBUG_RATE, "%s: %s " MAC_FMT " fixed rate %u%sMbps\n",
- dev_info, __func__, MAC_ADDR(ni->ni_macaddr),
- sn->rates[srate].rate / 2,
- (sn->rates[srate].rate % 0x1) ? ".5" : " ");
+
+ if ((ni->ni_rates.rs_rates[srate] & IEEE80211_RATE_VAL) != vap->iv_fixed_rate)
+ EPRINTF(sc, "Invalid static rate, falling back to basic rate\n");
+ else
+ DPRINTF(sc, ATH_DEBUG_RATE, "%s: %s " MAC_FMT " fixed rate %u%sMbps\n",
+ dev_info, __func__, MAC_ADDR(ni->ni_macaddr),
+ sn->rates[srate].rate / 2,
+ (sn->rates[srate].rate % 0x1) ? ".5" : " ");
return;
}
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