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authorFelix Fietkau <nbd@openwrt.org>2007-06-01 20:04:47 +0000
committerFelix Fietkau <nbd@openwrt.org>2007-06-01 20:04:47 +0000
commit87699ffd77f81539a30fb41befb2306b5a0cfdda (patch)
tree9780a0e8c7e4d1b146dd40d769819157674e8a88 /package/madwifi/patches
parent1b2efe2b95d1a3096fe9e6d69958183bbcc2a5af (diff)
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optimize the performance of the minstrel rate algorithm - don't sample lower rates if the rate with the higest probability is high
SVN-Revision: 7437
Diffstat (limited to 'package/madwifi/patches')
-rw-r--r--package/madwifi/patches/119-minstrel_rates.patch12
1 files changed, 12 insertions, 0 deletions
diff --git a/package/madwifi/patches/119-minstrel_rates.patch b/package/madwifi/patches/119-minstrel_rates.patch
new file mode 100644
index 0000000..6053427
--- /dev/null
+++ b/package/madwifi/patches/119-minstrel_rates.patch
@@ -0,0 +1,12 @@
+diff -ur madwifi.old/ath_rate/minstrel/minstrel.c madwifi.dev/ath_rate/minstrel/minstrel.c
+--- madwifi.old/ath_rate/minstrel/minstrel.c 2007-06-01 16:44:25.137903000 +0200
++++ madwifi.dev/ath_rate/minstrel/minstrel.c 2007-06-01 22:03:15.408659936 +0200
+@@ -358,6 +358,8 @@
+ if (sn->rs_sampleColumn >= MINSTREL_COLUMNS)
+ sn->rs_sampleColumn = 0;
+ }
++ if (ndx < sn->max_prob_rate - 2)
++ ndx = sn->max_tp_rate;
+ } else
+ ndx = sn->max_tp_rate;
+ }