From: Johannes Berg <johannes@sipsolutions.net>
To: Felix Fietkau <nbd@openwrt.org>
Cc: linux-wireless@vger.kernel.org
Subject: Re: [PATCH v7] mac80211: add an intermediate software queue implementation
Date: Wed, 01 Apr 2015 16:19:59 +0200 [thread overview]
Message-ID: <1427897999.3428.10.camel@sipsolutions.net> (raw)
In-Reply-To: <1427488237-49660-1-git-send-email-nbd@openwrt.org>
On Fri, 2015-03-27 at 21:30 +0100, Felix Fietkau wrote:
> This allows drivers to request per-vif and per-sta-tid queues from which
> they can pull frames. This makes it easier to keep the hardware queues
> short, and to improve fairness between clients and vifs.
>
> The task of scheduling packet transmission is left up to the driver -
> queueing is controlled by mac80211. Drivers can only dequeue packets by
> calling ieee80211_tx_dequeue. This makes it possible to add active queue
> management later without changing drivers using this code.
>
> This can also be used as a starting point to implement A-MSDU
> aggregation in a way that does not add artificially induced latency.
Applied, with some minor changes:
* documentation fixes
* endian annotation fixes
* made tracing a bit more efficient
johannes
prev parent reply other threads:[~2015-04-01 14:20 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-27 20:30 [PATCH v7] mac80211: add an intermediate software queue implementation Felix Fietkau
2015-04-01 14:19 ` Johannes Berg [this message]
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