From: Felix Fietkau <nbd@openwrt.org>
To: ath9k-devel@lists.ath9k.org
Subject: [ath9k-devel] [RFC] ath9k: Detect and work-around tx-queue hang.
Date: Fri, 22 Feb 2013 13:38:16 +0100 [thread overview]
Message-ID: <512766B8.3030008@openwrt.org> (raw)
In-Reply-To: <20775.25545.671357.512930@gargle.gargle.HOWL>
On 2013-02-22 1:25 PM, Sujith Manoharan wrote:
> Felix Fietkau wrote:
>> Please also check if the station(s) that the frames are queued for are
>> in powersave state for some reason. That would prevent the tx path from
>> throwing them in the hw queue, yet they'd still take up pending-frame
>> slots. I was planning on fixing this eventually by expiring frames that
>> stay in the queue for too long, but haven't decided on the exact
>> approach yet.
>
> PS is disabled for multi-VIF.
What about off-channel PS due to scans, etc.
- Felix
WARNING: multiple messages have this Message-ID (diff)
From: Felix Fietkau <nbd@openwrt.org>
To: Sujith Manoharan <sujith@msujith.org>
Cc: Ben Greear <greearb@candelatech.com>,
ath9k-devel@venema.h4ckr.net, linux-wireless@vger.kernel.org
Subject: Re: [ath9k-devel] [RFC] ath9k: Detect and work-around tx-queue hang.
Date: Fri, 22 Feb 2013 13:38:16 +0100 [thread overview]
Message-ID: <512766B8.3030008@openwrt.org> (raw)
In-Reply-To: <20775.25545.671357.512930@gargle.gargle.HOWL>
On 2013-02-22 1:25 PM, Sujith Manoharan wrote:
> Felix Fietkau wrote:
>> Please also check if the station(s) that the frames are queued for are
>> in powersave state for some reason. That would prevent the tx path from
>> throwing them in the hw queue, yet they'd still take up pending-frame
>> slots. I was planning on fixing this eventually by expiring frames that
>> stay in the queue for too long, but haven't decided on the exact
>> approach yet.
>
> PS is disabled for multi-VIF.
What about off-channel PS due to scans, etc.
- Felix
next prev parent reply other threads:[~2013-02-22 12:38 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-02-22 2:06 [ath9k-devel] [RFC] ath9k: Detect and work-around tx-queue hang greearb at candelatech.com
2013-02-22 2:06 ` greearb
2013-02-22 4:28 ` [ath9k-devel] " Sujith Manoharan
2013-02-22 4:28 ` Sujith Manoharan
2013-02-22 4:42 ` [ath9k-devel] " Ben Greear
2013-02-22 4:42 ` Ben Greear
2013-02-22 4:49 ` [ath9k-devel] " Sujith Manoharan
2013-02-22 4:49 ` Sujith Manoharan
2013-02-22 5:26 ` [ath9k-devel] " Ben Greear
2013-02-22 5:26 ` Ben Greear
2013-02-22 11:36 ` [ath9k-devel] " Felix Fietkau
2013-02-22 11:36 ` Felix Fietkau
2013-02-22 12:25 ` Sujith Manoharan
2013-02-22 12:25 ` Sujith Manoharan
2013-02-22 12:38 ` Felix Fietkau [this message]
2013-02-22 12:38 ` Felix Fietkau
2013-02-22 12:55 ` Ben Greear
2013-02-22 12:55 ` Ben Greear
2013-03-12 18:16 ` Ben Greear
2013-03-12 18:16 ` Ben Greear
2013-03-13 14:14 ` Sujith Manoharan
2013-03-13 14:14 ` Sujith Manoharan
2013-03-13 14:18 ` Felix Fietkau
2013-03-13 14:18 ` Felix Fietkau
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