From 285395cfca2b9ae3c9400177938c47874281e1c0 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Fri, 21 Dec 2007 15:36:54 +0000 Subject: [PATCH] Add a madwifi patch by Brian Candler, which fixes minstrel when operating without multi-rate retry. Should lead to significant performance improvements when dealing with stations in B/G mixed mode. Fixes #2876 SVN-Revision: 9820 --- .../patches/110-minstrel_counters.patch | 22 +++++++++++++++++++ 1 file changed, 22 insertions(+) create mode 100644 package/madwifi/patches/110-minstrel_counters.patch diff --git a/package/madwifi/patches/110-minstrel_counters.patch b/package/madwifi/patches/110-minstrel_counters.patch new file mode 100644 index 0000000000..a3ed91a522 --- /dev/null +++ b/package/madwifi/patches/110-minstrel_counters.patch @@ -0,0 +1,22 @@ +diff --exclude '*~' -uNr madwifi-dfs-r3053.orig/ath_rate/minstrel/minstrel.c madwifi-dfs-r3053/ath_rate/minstrel/minstrel.c +--- madwifi-dfs-r3053.orig/ath_rate/minstrel/minstrel.c 2007-12-21 13:34:23.000000000 +0000 ++++ madwifi-dfs-r3053/ath_rate/minstrel/minstrel.c 2007-12-21 14:29:07.000000000 +0000 +@@ -449,7 +449,6 @@ + const struct ath_desc *ds = &bf->bf_desc[0]; + int final_rate = 0; + int tries = 0; +- int ndx = -1; + int mrr; + int final_ndx; + int rate0, tries0, ndx0; +@@ -488,8 +487,8 @@ + mrr = sc->sc_mrretry && !(ic->ic_flags & IEEE80211_F_USEPROT) && ENABLE_MRR; + + if (!mrr) { +- if ((0 <= ndx) && (ndx < sn->num_rates)) { +- sn->rs_rateattempts[ndx]++; /* only one rate was used */ ++ if ((0 <= final_ndx) && (final_ndx < sn->num_rates)) { ++ sn->rs_rateattempts[final_ndx]++; /* only one rate was used */ + } + return; + }