Re: Regarding tx-nocache-copy in the Sheevaplug
From: Lluís Batlle i Rossell
Date: Mon Oct 13 2014 - 11:48:32 EST
On Mon, Oct 13, 2014 at 07:49:19AM -0700, Eric Dumazet wrote:
> On Mon, 2014-10-13 at 16:31 +0200, Lluís Batlle i Rossell wrote:
> > Enabling tx offload and disabling tx-nocache-copy, making the machine *send* a
> > lot of ssh traffic (sftp for example) makes ssh fail HMAC. It's quite easy to
> > reproduce here.
> > As for the hardware, it's an old sheevaplug board.
> Have you tried disabling TSO only, and are you using the latest kernel ?
> Ezequiel Garcia added lot of changes recently.
Is TSO TCP segmentation offload? It's disabled. The kernel is 3.16.3 (debian).
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