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75 lines
2.9 KiB
Diff
75 lines
2.9 KiB
Diff
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From: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
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Date: Fri, 31 Aug 2018 11:31:13 +0300
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Subject: [PATCH] mac80211: shorten the IBSS debug messages
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When tracing is enabled, all the debug messages are recorded and must
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not exceed MAX_MSG_LEN (100) columns. Longer debug messages grant the
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user with:
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WARNING: CPU: 3 PID: 32642 at /tmp/wifi-core-20180806094828/src/iwlwifi-stack-dev/net/mac80211/./trace_msg.h:32 trace_event_raw_event_mac80211_msg_event+0xab/0xc0 [mac80211]
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Workqueue: phy1 ieee80211_iface_work [mac80211]
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RIP: 0010:trace_event_raw_event_mac80211_msg_event+0xab/0xc0 [mac80211]
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Call Trace:
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__sdata_dbg+0xbd/0x120 [mac80211]
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ieee80211_ibss_rx_queued_mgmt+0x15f/0x510 [mac80211]
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ieee80211_iface_work+0x21d/0x320 [mac80211]
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Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
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Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
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Signed-off-by: Johannes Berg <johannes.berg@intel.com>
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---
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--- a/net/mac80211/ibss.c
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+++ b/net/mac80211/ibss.c
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@@ -947,8 +947,8 @@ static void ieee80211_rx_mgmt_deauth_ibs
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if (len < IEEE80211_DEAUTH_FRAME_LEN)
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return;
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- ibss_dbg(sdata, "RX DeAuth SA=%pM DA=%pM BSSID=%pM (reason: %d)\n",
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- mgmt->sa, mgmt->da, mgmt->bssid, reason);
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+ ibss_dbg(sdata, "RX DeAuth SA=%pM DA=%pM\n", mgmt->sa, mgmt->da);
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+ ibss_dbg(sdata, "\tBSSID=%pM (reason: %d)\n", mgmt->bssid, reason);
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sta_info_destroy_addr(sdata, mgmt->sa);
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}
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@@ -966,9 +966,9 @@ static void ieee80211_rx_mgmt_auth_ibss(
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auth_alg = le16_to_cpu(mgmt->u.auth.auth_alg);
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auth_transaction = le16_to_cpu(mgmt->u.auth.auth_transaction);
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- ibss_dbg(sdata,
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- "RX Auth SA=%pM DA=%pM BSSID=%pM (auth_transaction=%d)\n",
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- mgmt->sa, mgmt->da, mgmt->bssid, auth_transaction);
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+ ibss_dbg(sdata, "RX Auth SA=%pM DA=%pM\n", mgmt->sa, mgmt->da);
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+ ibss_dbg(sdata, "\tBSSID=%pM (auth_transaction=%d)\n",
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+ mgmt->bssid, auth_transaction);
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if (auth_alg != WLAN_AUTH_OPEN || auth_transaction != 1)
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return;
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@@ -1175,10 +1175,10 @@ static void ieee80211_rx_bss_info(struct
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rx_timestamp = drv_get_tsf(local, sdata);
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}
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- ibss_dbg(sdata,
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- "RX beacon SA=%pM BSSID=%pM TSF=0x%llx BCN=0x%llx diff=%lld @%lu\n",
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+ ibss_dbg(sdata, "RX beacon SA=%pM BSSID=%pM TSF=0x%llx\n",
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mgmt->sa, mgmt->bssid,
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- (unsigned long long)rx_timestamp,
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+ (unsigned long long)rx_timestamp);
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+ ibss_dbg(sdata, "\tBCN=0x%llx diff=%lld @%lu\n",
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(unsigned long long)beacon_timestamp,
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(unsigned long long)(rx_timestamp - beacon_timestamp),
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jiffies);
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@@ -1537,9 +1537,9 @@ static void ieee80211_rx_mgmt_probe_req(
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tx_last_beacon = drv_tx_last_beacon(local);
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- ibss_dbg(sdata,
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- "RX ProbeReq SA=%pM DA=%pM BSSID=%pM (tx_last_beacon=%d)\n",
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- mgmt->sa, mgmt->da, mgmt->bssid, tx_last_beacon);
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+ ibss_dbg(sdata, "RX ProbeReq SA=%pM DA=%pM\n", mgmt->sa, mgmt->da);
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+ ibss_dbg(sdata, "\tBSSID=%pM (tx_last_beacon=%d)\n",
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+ mgmt->bssid, tx_last_beacon);
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if (!tx_last_beacon && is_multicast_ether_addr(mgmt->da))
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return;
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