New em driver breaks jumbo frames
jfvogel at gmail.com
Thu Nov 2 22:09:30 UTC 2006
Yes, this is the second report I've had, other came to me personally.
I'm looking into it.
On 11/2/06, Craig Boston <craig at feniz.gank.org> wrote:
> Don't have much time right now, but wanted to report that the new em
> driver in -STABLE breaks jumbo frame support for me. With it in the
> kernel and this card:
> em1: <Intel(R) PRO/1000 Network Connection Version - 6.2.9> port 0xe8c0-0xe8ff mem 0xfe180000-0xfe19ffff irq 18 at device 12.0 on pci2
> I'm unable to send an ethernet frame bigger than 2034 bytes, no matter
> what the mtu is set to. No errors, no kernel messages, it just doesn't
> go out. tcpdump on both local and remote side show nothing at all.
> Reverting to the previous driver fixed it.
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