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mac80211: remove channel use statistics

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The useless channel use statistics are quite a lot of code, currently
use integer divisions in the packet fast path, are rather inaccurate
since they do not account for retries and finally nobody even cares.
Hence, remove them completely.

Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Johannes Berg
2008-05-21 17:33:42 +02:00
committed by John W. Linville
parent 53c068566d
commit 9e72ebd686
6 changed files with 12 additions and 169 deletions
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net/mac80211/debugfs_sta.c
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@@ -66,7 +66,6 @@ STA_FILE(tx_retry_count, tx_retry_count, LU);
STA_FILE(last_signal, last_signal, D);
STA_FILE(last_qual, last_qual, D);
STA_FILE(last_noise, last_noise, D);
STA_FILE(channel_use, channel_use, D);
STA_FILE(wep_weak_iv_count, wep_weak_iv_count, LU);
static ssize_t sta_flags_read(struct file *file, char __user *userbuf,