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From: David Miller <davem@davemloft.net>
To: tlfalcon@linux.vnet.ibm.com
Cc: netdev@vger.kernel.org, wvoigt@us.ibm.com,
	jallen@linux.vnet.ibm.com, linuxppc-dev@lists.ozlabs.org,
	nfont@linux.vnet.ibm.com
Subject: Re: [PATCH net 2/5] ibmvnic: Fix MTU settings
Date: Thu, 26 Jan 2017 12:56:58 -0500 (EST)	[thread overview]
Message-ID: <20170126.125658.909712109140919732.davem@davemloft.net> (raw)
In-Reply-To: <783c7683-1cc2-6128-e19c-fd2c3c16cf4b@linux.vnet.ibm.com>

From: Thomas Falcon <tlfalcon@linux.vnet.ibm.com>
Date: Thu, 26 Jan 2017 10:44:31 -0600

> On 01/25/2017 10:05 PM, David Miller wrote:
>> From: Thomas Falcon <tlfalcon@linux.vnet.ibm.com>
>> Date: Wed, 25 Jan 2017 15:02:20 -0600
>>
>>> In the current driver, the MTU is set to the maximum value
>>> capable for the backing device. This patch sets the MTU to the
>>> default value for a Linux net device.
>> Why are you doing this?
>>
>> What happens to users who depend upon the current behavior.
>>
>> They will break, and that isn't acceptable.
>>
> The current behavior was already broken.  We were seeing firmware errors when sending jumbo sized packets .  We plan to add proper support for jumbo sized packets as soon as possible.  

Need to be explained, with a full detailed history of how things got this way,
in your commit message.

 

  reply	other threads:[~2017-01-26 17:57 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-01-25 21:02 [PATCH net 1/5] ibmvnic: harden interrupt handler Thomas Falcon
2017-01-25 21:02 ` [PATCH net 2/5] ibmvnic: Fix MTU settings Thomas Falcon
2017-01-26  4:05   ` David Miller
2017-01-26 16:44     ` Thomas Falcon
2017-01-26 17:56       ` David Miller [this message]
2017-01-25 21:02 ` [PATCH net 3/5] ibmvnic: Fix endian error when requesting device capabilites Thomas Falcon
2017-01-25 21:02 ` [PATCH net 4/5] ibmvnic: Fix endian errors in error reporting output Thomas Falcon
2017-01-25 21:02 ` [PATCH net 5/5] ibmvnic: init completion struct before requesting long term mapped buffers Thomas Falcon
2017-01-26  4:04 ` [PATCH net 1/5] ibmvnic: harden interrupt handler David Miller
2017-01-26 16:44   ` Thomas Falcon
2017-01-26 17:56     ` David Miller
2017-01-26 18:57       ` Thomas Falcon
2017-01-26 18:28 ` Stephen Hemminger
2017-01-26 19:05   ` Thomas Falcon

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