This change triggers a path discovery as soon as the link quality degrades
below a certain threshold. This results in a faster path recovery time than
by simply relying on the periodic path refresh mechanism to detect broken
links.
Signed-off-by: Javier Cardona <jav...@cozybit.com>
---
net/mac80211/rc80211_minstrel.c | 8 +++++++-
1 files changed, 7 insertions(+), 1 deletions(-)
diff --git a/net/mac80211/rc80211_minstrel.c b/net/mac80211/rc80211_minstrel.c
index 3ea9740..0071649 100644
--- a/net/mac80211/rc80211_minstrel.c
+++ b/net/mac80211/rc80211_minstrel.c
@@ -51,6 +51,7 @@
#include <linux/random.h>
#include <linux/ieee80211.h>
#include <net/mac80211.h>
+#include "mesh.h"
#include "rate.h"
#include "rc80211_minstrel.h"
@@ -178,9 +179,14 @@ minstrel_tx_status(void *priv, struct
ieee80211_supported_band *sband,
if ((i != IEEE80211_TX_MAX_RATES - 1) && (ar[i + 1].idx < 0)) {
mi->r[ndx].success += success;
- if (si)
+ if (si) {
si->fail_avg = (18050 - mi->r[ndx].probability)
/ 180;
+ WARN_ON(si->fail_avg > 100);
+ if (si->fail_avg == 100 &&
+ ieee80211_vif_is_mesh(&si->sdata->vif))
+ mesh_plink_broken(si);
+ }
}
}
--
1.5.4.3
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