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From: Felix Fietkau <nbd@nbd.name>
Date: Wed, 14 Dec 2016 20:09:14 +0100
Subject: [PATCH] mac80211: minstrel_ht: make att_hist and succ_hist u32
instead of u64
They are only used for debugging purposes and take a very long time to
overflow. Visibly reduces the size of the per-sta rate control data.
Signed-off-by: Felix Fietkau <nbd@nbd.name>
---
--- a/net/mac80211/rc80211_minstrel.h
+++ b/net/mac80211/rc80211_minstrel.h
@@ -59,7 +59,7 @@ struct minstrel_rate_stats {
u16 success, last_success;
/* total attempts/success counters */
- u64 att_hist, succ_hist;
+ u32 att_hist, succ_hist;
/* statistis of packet delivery probability
* cur_prob - current prob within last update intervall
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