package/kernel/mac80211/patches/336-mac80211-minstrel_ht-make-att_hist-and-succ_hist-u32.patch

   1 From: Felix Fietkau <nbd@nbd.name>
   2 Date: Wed, 14 Dec 2016 20:09:14 +0100
   3 Subject: [PATCH] mac80211: minstrel_ht: make att_hist and succ_hist u32
   4  instead of u64
   5
   6 They are only used for debugging purposes and take a very long time to
   7 overflow. Visibly reduces the size of the per-sta rate control data.
   8
   9 Signed-off-by: Felix Fietkau <nbd@nbd.name>
  10 ---
  11
  12 --- a/net/mac80211/rc80211_minstrel.h
  13 +++ b/net/mac80211/rc80211_minstrel.h
  14 @@ -59,7 +59,7 @@ struct minstrel_rate_stats {
  15         u16 success, last_success;
  16
  17         /* total attempts/success counters */
  18 -       u64 att_hist, succ_hist;
  19 +       u32 att_hist, succ_hist;
  20
  21         /* statistis of packet delivery probability
  22          *  cur_prob  - current prob within last update intervall