netdev - Re: mac80211 truesize bugs

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Date:	Sun, 04 May 2008 14:52:41 +0200
From:	Johannes Berg <johannes@...solutions.net>
To:	Herbert Xu <herbert@...dor.apana.org.au>
Cc:	David Miller <davem@...emloft.net>, mb@...sch.de,
	netdev@...r.kernel.org, linux-wireless@...r.kernel.org
Subject: Re: mac80211 truesize bugs

> There are three ways out of this.  You could have your own cache
> (I haven't looked at your headers so I don't know whether that
> makes sense)

This doesn't really make all that much sense since 802.11 has not only
variable length headers but also needs a fixed BSSID in the header and
is pretty much intermingled with 802.3.

> have no cache at all,

That wouldn't be good either I think since we can actually use the
ethernet header quite well.

johannes

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