Re: [Bug #14261] e1000e jumbo frames no longer work: 'Unsupported MTU setting'

David Miller
2009-10-12T03:12:39Z

From: "Rafael J. Wysocki" <rjw@sisk.pl>
Date: Mon, 12 Oct 2009 01:01:08 +0200 (CEST)

> Bug-Entry : http://bugzilla.kernel.org/show_bug.cgi?id=14261
> Subject : e1000e jumbo frames no longer work: 'Unsupported MTU setting'
> Submitter : Nix <nix@esperi.org.uk>
> Date : 2009-09-26 11:16 (16 days old)
> References : http://marc.info/?l=linux-kernel&m=125396433321342&w=4
> Handled-By : Alexander Duyck <alexander.duyck@gmail.com>
> Patch : http://patchwork.kernel.org/patch/50277/

Fixed by:

commit a825e00c98a2ee37eb2a0ad93b352e79d2bc1593
Author: Alexander Duyck <alexander.h.duyck@intel.com>
Date: Fri Oct 2 12:30:42 2009 +0000

e1000e: swap max hw supported frame size between 82574 and 82583

There appears to have been a mixup in the max supported jumbo frame size
between 82574 and 82583 which ended up disabling jumbo frames on the 82574
as a result. This patch swaps the two so that this issue is resolved.

This patch fixes http://bugzilla.kernel.org/show_bug.cgi?id=14261

Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>