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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

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@7437 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
nbd 2007-06-01 20:04:47 +00:00
parent 01022a7d55
commit e1d447b017
1 changed files with 12 additions and 0 deletions
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12
package/madwifi/patches/119-minstrel_rates.patch Normal file
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@ -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;
}