From: Benny Amorsen <benny+usenet@amorsen.dk>
To: netdev@vger.kernel.org
Subject: Re: [PATCH] ucc_geth: Add 8 bytes to max TX frame for VLANs
Date: Wed, 19 Mar 2008 22:56:23 +0100 [thread overview]
Message-ID: <m37ify1ipk.fsf@ursa.amorsen.dk> (raw)
In-Reply-To: 1205853088-30171-1-git-send-email-Joakim.Tjernlund@transmode.se
Joakim Tjernlund <Joakim.Tjernlund@transmode.se> writes:
> Creating a VLAN interface on top of ucc_geth adds 4 bytes
> to the frame and the HW controller is not prepared to
> TX a frame bigger than 1518 bytes which is 4 bytes too
> small for a full VLAN frame. Also add 4 extra bytes for future
> expansion.
What about QinQ -- the 4 extra bytes handle that? If the limit can be
raised so easily, why have a static limit at all?
/Benny
next prev parent reply other threads:[~2008-03-19 21:56 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-03-18 15:11 [PATCH] ucc_geth: Add 8 bytes to max TX frame for VLANs Joakim Tjernlund
2008-03-19 21:56 ` Benny Amorsen [this message]
2008-03-21 12:20 ` Li Yang
2008-03-21 12:20 ` Li Yang
2008-03-22 11:51 ` Joakim Tjernlund
2008-03-22 11:51 ` Joakim Tjernlund
2008-03-25 9:17 ` Joakim Tjernlund
2008-03-26 12:43 ` Li Yang
2008-03-26 12:43 ` Li Yang
2008-03-27 12:43 ` Joakim Tjernlund
2008-03-28 2:54 ` Li Yang
2008-03-28 2:54 ` Li Yang
-- strict thread matches above, loose matches on Subject: below --
2008-09-16 0:24 Andy Fleming
2008-11-02 13:18 ` Jeff Garzik
2008-11-07 10:18 ` Joakim Tjernlund
2008-11-11 21:40 ` Andy Fleming
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