Return-path: Received: from xc.sipsolutions.net ([83.246.72.84]:34697 "EHLO sipsolutions.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754800AbYJGQ6F (ORCPT ); Tue, 7 Oct 2008 12:58:05 -0400 Message-Id: <20081007100438.773792000@sipsolutions.net> (sfid-20081007_185811_940278_47F68167) References: <20081007100428.868688000@sipsolutions.net> Date: Tue, 07 Oct 2008 12:04:30 +0200 From: Johannes Berg To: John Linville Cc: linux-wireless@vger.kernel.org Subject: [PATCH 2/8] mac80211: remove aggregation status write support from debugfs Mime-Version: 1.0 Sender: linux-wireless-owner@vger.kernel.org List-ID: This code uses static variables and thus cannot be kept. Signed-off-by: Johannes Berg --- net/mac80211/debugfs_sta.c | 73 --------------------------------------------- 1 file changed, 1 insertion(+), 72 deletions(-) --- everything.orig/net/mac80211/debugfs_sta.c 2008-10-07 11:26:58.000000000 +0200 +++ everything/net/mac80211/debugfs_sta.c 2008-10-07 11:26:59.000000000 +0200 @@ -39,13 +39,6 @@ static const struct file_operations sta_ .open = mac80211_open_file_generic, \ } -#define STA_OPS_WR(name) \ -static const struct file_operations sta_ ##name## _ops = { \ - .read = sta_##name##_read, \ - .write = sta_##name##_write, \ - .open = mac80211_open_file_generic, \ -} - #define STA_FILE(name, field, format) \ STA_READ_##format(name, field) \ STA_OPS(name) @@ -168,71 +161,7 @@ static ssize_t sta_agg_status_read(struc return simple_read_from_buffer(userbuf, count, ppos, buf, p - buf); } - -static ssize_t sta_agg_status_write(struct file *file, - const char __user *user_buf, size_t count, loff_t *ppos) -{ - struct sta_info *sta = file->private_data; - struct ieee80211_local *local = sta->sdata->local; - struct ieee80211_hw *hw = &local->hw; - u8 *da = sta->sta.addr; - static int tid_static_tx[16] = {0, 0, 0, 0, 0, 0, 0, 0, - 0, 0, 0, 0, 0, 0, 0, 0}; - static int tid_static_rx[16] = {1, 1, 1, 1, 1, 1, 1, 1, - 1, 1, 1, 1, 1, 1, 1, 1}; - char *endp; - char buf[32]; - int buf_size, rs; - unsigned int tid_num; - char state[4]; - - memset(buf, 0x00, sizeof(buf)); - buf_size = min(count, (sizeof(buf)-1)); - if (copy_from_user(buf, user_buf, buf_size)) - return -EFAULT; - - tid_num = simple_strtoul(buf, &endp, 0); - if (endp == buf) - return -EINVAL; - - if ((tid_num >= 100) && (tid_num <= 115)) { - /* toggle Rx aggregation command */ - tid_num = tid_num - 100; - if (tid_static_rx[tid_num] == 1) { - strcpy(state, "off "); - ieee80211_sta_stop_rx_ba_session(sta->sdata, da, tid_num, 0, - WLAN_REASON_QSTA_REQUIRE_SETUP); - 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_state_rx[tid_num] &= - ~HT_AGG_STATE_DEBUGFS_CTL; - tid_static_rx[tid_num] = 1; - } - printk(KERN_DEBUG "debugfs - try switching tid %u %s\n", - tid_num, state); - } else if ((tid_num >= 0) && (tid_num <= 15)) { - /* toggle Tx aggregation command */ - if (tid_static_tx[tid_num] == 0) { - strcpy(state, "on "); - rs = ieee80211_start_tx_ba_session(hw, da, tid_num); - if (rs == 0) - tid_static_tx[tid_num] = 1; - } else { - strcpy(state, "off"); - rs = ieee80211_stop_tx_ba_session(hw, da, tid_num, 1); - if (rs == 0) - tid_static_tx[tid_num] = 0; - } - printk(KERN_DEBUG "debugfs - switching tid %u %s, return=%d\n", - tid_num, state, rs); - } - - return count; -} -STA_OPS_WR(agg_status); +STA_OPS(agg_status); #define DEBUGFS_ADD(name) \ sta->debugfs.name = debugfs_create_file(#name, 0400, \ --