From: Johannes Berg <johannes@sipsolutions.net>
To: Ivo van Doorn <ivdoorn@gmail.com>
Cc: linux-wireless@vger.kernel.org
Subject: Re: mac80211 TX frame alignment
Date: Tue, 04 Aug 2009 19:37:16 +0200 [thread overview]
Message-ID: <1249407436.24787.6.camel@johannes.local> (raw)
In-Reply-To: <200908041905.11632.IvDoorn@gmail.com>
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Hi Ivo,
> Do you know if for outgoing frames the header should always
> be 4-byte aligned?
I know that there's no alignment guarantee.
> I have a bugreport from users claiming that master mode
> is failing for rt2500pci because the beacons passed to the
> driver are not 4-byte aligned which causes the device not
> to send out the beacons correctly.
>
> I'm just wondering if this is something that should be fixed
> in the driver or in mac80211.
I don't think we can fix that in mac80211, since we don't know whether
or not any alignment is required. We could align beacon frames, I
suppose, since those are created on the fly, but not data frames.
johannes
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next prev parent reply other threads:[~2009-08-04 17:37 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-08-04 17:05 mac80211 TX frame alignment Ivo van Doorn
2009-08-04 17:37 ` Johannes Berg [this message]
2009-08-05 18:57 ` Ivo van Doorn
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