This is a note to let you know that I've just added the patch titled
mac80211: don't wait for TX status forever
to the 3.10-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
mac80211-don-t-wait-for-tx-status-forever.patch
and it can be found in the queue-3.10 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From cb236d2d713cff83d024a82b836757d9e2b50715 Mon Sep 17 00:00:00 2001
From: Johannes Berg <johannes.berg@xxxxxxxxx>
Date: Mon, 29 Jul 2013 23:07:43 +0200
Subject: mac80211: don't wait for TX status forever
From: Johannes Berg <johannes.berg@xxxxxxxxx>
commit cb236d2d713cff83d024a82b836757d9e2b50715 upstream.
TX status notification can get lost, or the frames could
get stuck on the queue, so don't wait for the callback
from the driver forever and instead time out after half
a second.
Signed-off-by: Johannes Berg <johannes.berg@xxxxxxxxx>
Signed-off-by: Luciano Coelho <luciano.coelho@xxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
net/mac80211/mlme.c | 15 ++++++++++++---
1 file changed, 12 insertions(+), 3 deletions(-)
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -31,10 +31,12 @@
#include "led.h"
#define IEEE80211_AUTH_TIMEOUT (HZ / 5)
+#define IEEE80211_AUTH_TIMEOUT_LONG (HZ / 2)
#define IEEE80211_AUTH_TIMEOUT_SHORT (HZ / 10)
#define IEEE80211_AUTH_MAX_TRIES 3
#define IEEE80211_AUTH_WAIT_ASSOC (HZ * 5)
#define IEEE80211_ASSOC_TIMEOUT (HZ / 5)
+#define IEEE80211_ASSOC_TIMEOUT_LONG (HZ / 2)
#define IEEE80211_ASSOC_TIMEOUT_SHORT (HZ / 10)
#define IEEE80211_ASSOC_MAX_TRIES 3
@@ -3470,10 +3472,13 @@ static int ieee80211_probe_auth(struct i
if (tx_flags == 0) {
auth_data->timeout = jiffies + IEEE80211_AUTH_TIMEOUT;
- ifmgd->auth_data->timeout_started = true;
+ auth_data->timeout_started = true;
run_again(ifmgd, auth_data->timeout);
} else {
- auth_data->timeout_started = false;
+ auth_data->timeout =
+ round_jiffies_up(jiffies + IEEE80211_AUTH_TIMEOUT_LONG);
+ auth_data->timeout_started = true;
+ run_again(ifmgd, auth_data->timeout);
}
return 0;
@@ -3510,7 +3515,11 @@ static int ieee80211_do_assoc(struct iee
assoc_data->timeout_started = true;
run_again(&sdata->u.mgd, assoc_data->timeout);
} else {
- assoc_data->timeout_started = false;
+ assoc_data->timeout =
+ round_jiffies_up(jiffies +
+ IEEE80211_ASSOC_TIMEOUT_LONG);
+ assoc_data->timeout_started = true;
+ run_again(&sdata->u.mgd, assoc_data->timeout);
}
return 0;
Patches currently in stable-queue which might be from johannes.berg@xxxxxxxxx are
queue-3.10/mac80211-don-t-wait-for-tx-status-forever.patch
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