From 386aa23dd5f94b810210b9f849807946a5100b57 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Wed, 17 Jun 2009 17:28:45 +0200 Subject: [PATCH] mac80211: improve per-sta debugfs We had code for a number of files, that we didn't publish in debugfs, fix that. Also make the agg_status file layout more readable and add more information to it. Signed-off-by: Johannes Berg Signed-off-by: John W. Linville --- net/mac80211/debugfs_sta.c | 98 ++++++++++++++++++++++++-------------- net/mac80211/sta_info.h | 17 +++++++ 2 files changed, 79 insertions(+), 36 deletions(-) diff --git a/net/mac80211/debugfs_sta.c b/net/mac80211/debugfs_sta.c index 90230c718b5b..33a2e892115b 100644 --- a/net/mac80211/debugfs_sta.c +++ b/net/mac80211/debugfs_sta.c @@ -120,45 +120,38 @@ STA_OPS(last_seq_ctrl); static ssize_t sta_agg_status_read(struct file *file, char __user *userbuf, size_t count, loff_t *ppos) { - char buf[768], *p = buf; + char buf[30 + STA_TID_NUM * 70], *p = buf; int i; struct sta_info *sta = file->private_data; - p += scnprintf(p, sizeof(buf)+buf-p, "Agg state for STA is:\n"); - p += scnprintf(p, sizeof(buf)+buf-p, " STA next dialog_token is %d \n " - "TIDs info is: \n TID :", - (sta->ampdu_mlme.dialog_token_allocator + 1)); - for (i = 0; i < STA_TID_NUM; i++) - p += scnprintf(p, sizeof(buf)+buf-p, "%5d", i); - - p += scnprintf(p, sizeof(buf)+buf-p, "\n RX :"); - for (i = 0; i < STA_TID_NUM; i++) - p += scnprintf(p, sizeof(buf)+buf-p, "%5d", - sta->ampdu_mlme.tid_state_rx[i]); - - p += scnprintf(p, sizeof(buf)+buf-p, "\n DTKN:"); - for (i = 0; i < STA_TID_NUM; i++) - p += scnprintf(p, sizeof(buf)+buf-p, "%5d", - sta->ampdu_mlme.tid_state_rx[i] ? - sta->ampdu_mlme.tid_rx[i]->dialog_token : 0); - - p += scnprintf(p, sizeof(buf)+buf-p, "\n TX :"); - for (i = 0; i < STA_TID_NUM; i++) - p += scnprintf(p, sizeof(buf)+buf-p, "%5d", - sta->ampdu_mlme.tid_state_tx[i]); - - p += scnprintf(p, sizeof(buf)+buf-p, "\n DTKN:"); - for (i = 0; i < STA_TID_NUM; i++) - p += scnprintf(p, sizeof(buf)+buf-p, "%5d", - sta->ampdu_mlme.tid_state_tx[i] ? - sta->ampdu_mlme.tid_tx[i]->dialog_token : 0); - - p += scnprintf(p, sizeof(buf)+buf-p, "\n SSN :"); - for (i = 0; i < STA_TID_NUM; i++) - p += scnprintf(p, sizeof(buf)+buf-p, "%5d", - sta->ampdu_mlme.tid_state_tx[i] ? - sta->ampdu_mlme.tid_tx[i]->ssn : 0); - p += scnprintf(p, sizeof(buf)+buf-p, "\n"); + spin_lock_bh(&sta->lock); + p += scnprintf(p, sizeof(buf)+buf-p, "next dialog_token is %#02x\n", + sta->ampdu_mlme.dialog_token_allocator + 1); + for (i = 0; i < STA_TID_NUM; i++) { + p += scnprintf(p, sizeof(buf)+buf-p, "TID %02d:", i); + p += scnprintf(p, sizeof(buf)+buf-p, " RX=%x", + sta->ampdu_mlme.tid_state_rx[i]); + p += scnprintf(p, sizeof(buf)+buf-p, "/DTKN=%#.2x", + sta->ampdu_mlme.tid_state_rx[i] ? + sta->ampdu_mlme.tid_rx[i]->dialog_token : 0); + p += scnprintf(p, sizeof(buf)+buf-p, "/SSN=%#.3x", + sta->ampdu_mlme.tid_state_rx[i] ? + sta->ampdu_mlme.tid_rx[i]->ssn : 0); + + p += scnprintf(p, sizeof(buf)+buf-p, " TX=%x", + sta->ampdu_mlme.tid_state_tx[i]); + p += scnprintf(p, sizeof(buf)+buf-p, "/DTKN=%#.2x", + sta->ampdu_mlme.tid_state_tx[i] ? + sta->ampdu_mlme.tid_tx[i]->dialog_token : 0); + p += scnprintf(p, sizeof(buf)+buf-p, "/SSN=%#.3x", + sta->ampdu_mlme.tid_state_tx[i] ? + sta->ampdu_mlme.tid_tx[i]->ssn : 0); + p += scnprintf(p, sizeof(buf)+buf-p, "/pending=%03d", + sta->ampdu_mlme.tid_state_tx[i] ? + skb_queue_len(&sta->ampdu_mlme.tid_tx[i]->pending) : 0); + p += scnprintf(p, sizeof(buf)+buf-p, "\n"); + } + spin_unlock_bh(&sta->lock); return simple_read_from_buffer(userbuf, count, ppos, buf, p - buf); } @@ -203,6 +196,22 @@ void ieee80211_sta_debugfs_add(struct sta_info *sta) DEBUGFS_ADD(inactive_ms); DEBUGFS_ADD(last_seq_ctrl); DEBUGFS_ADD(agg_status); + DEBUGFS_ADD(dev); + DEBUGFS_ADD(rx_packets); + DEBUGFS_ADD(tx_packets); + DEBUGFS_ADD(rx_bytes); + DEBUGFS_ADD(tx_bytes); + DEBUGFS_ADD(rx_duplicates); + DEBUGFS_ADD(rx_fragments); + DEBUGFS_ADD(rx_dropped); + DEBUGFS_ADD(tx_fragments); + DEBUGFS_ADD(tx_filtered); + DEBUGFS_ADD(tx_retry_failed); + DEBUGFS_ADD(tx_retry_count); + DEBUGFS_ADD(last_signal); + DEBUGFS_ADD(last_qual); + DEBUGFS_ADD(last_noise); + DEBUGFS_ADD(wep_weak_iv_count); } void ieee80211_sta_debugfs_remove(struct sta_info *sta) @@ -212,6 +221,23 @@ void ieee80211_sta_debugfs_remove(struct sta_info *sta) DEBUGFS_DEL(inactive_ms); DEBUGFS_DEL(last_seq_ctrl); DEBUGFS_DEL(agg_status); + DEBUGFS_DEL(aid); + DEBUGFS_DEL(dev); + DEBUGFS_DEL(rx_packets); + DEBUGFS_DEL(tx_packets); + DEBUGFS_DEL(rx_bytes); + DEBUGFS_DEL(tx_bytes); + DEBUGFS_DEL(rx_duplicates); + DEBUGFS_DEL(rx_fragments); + DEBUGFS_DEL(rx_dropped); + DEBUGFS_DEL(tx_fragments); + DEBUGFS_DEL(tx_filtered); + DEBUGFS_DEL(tx_retry_failed); + DEBUGFS_DEL(tx_retry_count); + DEBUGFS_DEL(last_signal); + DEBUGFS_DEL(last_qual); + DEBUGFS_DEL(last_noise); + DEBUGFS_DEL(wep_weak_iv_count); debugfs_remove(sta->debugfs.dir); sta->debugfs.dir = NULL; diff --git a/net/mac80211/sta_info.h b/net/mac80211/sta_info.h index 49a1a1f76511..4ecf10a9bd00 100644 --- a/net/mac80211/sta_info.h +++ b/net/mac80211/sta_info.h @@ -308,6 +308,23 @@ struct sta_info { struct dentry *inactive_ms; struct dentry *last_seq_ctrl; struct dentry *agg_status; + struct dentry *aid; + struct dentry *dev; + struct dentry *rx_packets; + struct dentry *tx_packets; + struct dentry *rx_bytes; + struct dentry *tx_bytes; + struct dentry *rx_duplicates; + struct dentry *rx_fragments; + struct dentry *rx_dropped; + struct dentry *tx_fragments; + struct dentry *tx_filtered; + struct dentry *tx_retry_failed; + struct dentry *tx_retry_count; + struct dentry *last_signal; + struct dentry *last_qual; + struct dentry *last_noise; + struct dentry *wep_weak_iv_count; bool add_has_run; } debugfs; #endif -- 2.20.1