netdev - Re: [RFC PATCH v2 0/9] bql: Byte Queue Limits

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Date:	Mon, 8 Aug 2011 11:01:57 -0700
From:	Tom Herbert <therbert@...gle.com>
To:	Stephen Hemminger <shemminger@...tta.com>
Cc:	davem@...emloft.net, netdev@...r.kernel.org
Subject: Re: [RFC PATCH v2 0/9] bql: Byte Queue Limits

> Since transmit completion means calling dev_kfree_skb() why not account
> there? You could add some info to netdev if necessary to get compile
> the statistics.
>
The algorithm depends on knowing the total number of packets competed
in a single execution of transmit completion (epic based).  We only
want to recalculate the limits once per completion, which happens when
the completion function is called.

> I just hate driver api complexity growth.
>
>
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