diff options
| author | Ron Rindjunsky <ron.rindjunsky@intel.com> | 2008-03-26 21:36:03 +0300 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2008-03-27 23:03:20 +0300 |
| commit | cee24a3e580f1062c8bb8b1692b95014d882bc7d (patch) | |
| tree | e7df5e0f987a817ff0c9b14142a4efc583d39fa2 /net/mac80211/debugfs_sta.c | |
| parent | 6c507cd0400cb51dd2ee251c1b8756b9375a1128 (diff) | |
| download | linux-cee24a3e580f1062c8bb8b1692b95014d882bc7d.tar.xz | |
mac80211: A-MPDU MLME use dynamic allocation
This patch alters the A-MPDU MLME in sta_info to use dynamic allocation,
thus drastically improving memory usage - from a constant ~2 Kbyte in
the previous (static) allocation to a lower limit of ~200 Byte and an upper
limit of ~2 Kbyte.
Signed-off-by: Ron Rindjunsky <ron.rindjunsky@intel.com>
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/mac80211/debugfs_sta.c')
| -rw-r--r-- | net/mac80211/debugfs_sta.c | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/net/mac80211/debugfs_sta.c b/net/mac80211/debugfs_sta.c index 62354de0199f..256ea880d28b 100644 --- a/net/mac80211/debugfs_sta.c +++ b/net/mac80211/debugfs_sta.c @@ -169,27 +169,30 @@ static ssize_t sta_agg_status_read(struct file *file, char __user *userbuf, 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_rx[i].state); + 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_rx[i].dialog_token); + 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_tx[i].state); + 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_tx[i].dialog_token); + 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_tx[i].ssn); + sta->ampdu_mlme.tid_state_tx[i]? + sta->ampdu_mlme.tid_tx[i]->ssn : 0); p += scnprintf(p, sizeof(buf)+buf-p, "\n"); @@ -230,12 +233,12 @@ static ssize_t sta_agg_status_write(struct file *file, strcpy(state, "off "); ieee80211_sta_stop_rx_ba_session(dev, da, tid_num, 0, WLAN_REASON_QSTA_REQUIRE_SETUP); - sta->ampdu_mlme.tid_rx[tid_num].state |= + sta->ampdu_mlme.tid_state_rx[tid_num] |= HT_AGG_STATE_DEBUGFS_CTL; tid_static_rx[tid_num] = 0; } else { strcpy(state, "on "); - sta->ampdu_mlme.tid_rx[tid_num].state &= + sta->ampdu_mlme.tid_state_rx[tid_num] &= ~HT_AGG_STATE_DEBUGFS_CTL; tid_static_rx[tid_num] = 1; } |