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SubjectRe: [patch] e1000=y && e1000e=m regression fix
Randy Dunlap wrote:
> On Thu, 10 Apr 2008 14:23:50 -0700 Kok, Auke wrote:
>> Ingo Molnar wrote:
>>> * Kok, Auke <> wrote:
>>>>>> config E1000E_ENABLED
>>>>>> - def_bool E1000E != n
>>>>>> + def_bool E1000E = y || ((E1000E != n) && (E1000 = E1000E))
>>>>> Uh, that's /not/ what Ingo's patch does. His patch makes e1000
>>>>> claim the e1000e IDs if e1000 is built-in and e1000e is a module.
>>>> so that's definately _not_ what I would like to see at all. Matthew
>>>> points out that this will just prolong users to use e1000 instead of
>>>> e1000e (which is what they should be encouraged to switch to in those
>>>> cases).
>>>> so I'm dropping my ACK
>>> why you want to cripple an existing, rather well working and popular
>>> Linux driver is beyond me.
>> Because we decided a long time ago to do this driver split. And everyone at that
>> time agreed with that, and we set out to do this. And part of that plan was to
>> move (not copy) the device IDs over.
>> We accepted that that might break some kernel developers' systems in the process
>> and consulted several vendors and distros if they were OK with the change and they
>> all agreed with the plan.
>> I do not want people with PCI Express e1000 cards to use e1000 for any day longer
>> than is strictly needed, and I certainly do not want to prolong the period where
>> both drivers could work on their adapters. That will be a far bigger nightmare for
>> me than just a few kernel developers having a bad day.
>> I guarantee, I will get e-mails about 2.6.25+e1000(e) issues for far longer then
>> you guys :)
>> Users will outnumber us kernel developers in complaints if we keep the situation
>> unclear to them, and we already told them that they need to switch to e1000e for
>> their PCI Express devices. If we now do stuff like what you proposed in that
>> patch, we just prolong this confusion. That cannot be good for anyone. Imagine if
>> distro's start picking random device IDs or worse. Stuff like that is already
>> happening, and discussions like these just add to the confusion.
>> Again - If there is a way to auto-enable e1000e in the right way so that more
>> systems migrate better then I'm all for it (even if forcing E1000E=y). But it
>> seems that the various patches proposed don't cut it and frankly Kconfig is
>> completely inadequate as a hardware enabling script since it knows absolutely
>> nothing about the hardware in the first place. And it wasn't meant for that
>> either. `make oldconfig` is not the answer ;).
> It would make much more sense IMO to add
> CONFIG_E1000E=y
> to defconfig ... and also to change
> to
> while there :)

that first part (for x86 at least) I already sent (straight to linus even) after
same comment from Andy.


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