Messages in this thread |  | | Date | Wed, 12 Nov 2014 15:04:23 -0500 (EST) | Subject | Re: [PATCH net-next] hyperv: Add processing of MTU reduced by the host | From | David Miller <> |
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From: Haiyang Zhang <haiyangz@microsoft.com> Date: Wed, 12 Nov 2014 20:02:11 +0000
> The Hyper-V host doesn't support MTU below 1500. If we try setting MTU to a > value < 1500, the host will use 1500 automatically and return 1500 in the > RNDIS_OID_GEN_MAXIMUM_FRAME_SIZE query and guest will also use it. That's > why I set the lower limit to ETH_DATA_LEN. > > Are you suggesting that we keep the 68 as the lower limit, and let the host > auto-reset it to 1500 when we trying to set an MTU < 1500?
Then you need to add a comment, because without any information or context that change looks wrong.
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