Re: Issue with IB/ipoib: Remove device when one port fails to init

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On Tue, Nov 28, 2017 at 09:03:46PM +0200, Yuval Shaia wrote:

> I agree that patch as it is now does not really handle the case where one
> port fails so it needs to be fixed.
> 
> The thing is that from your perspective the idea itself is wrong, i.e. if
> one (of for example two ports) fails the driver needs to continue and serve
> the other port and just print error message.

On this point, I think if ports are completely independent at the ipoib
layer then they should not become linked during the add process.

ie if a port is working and a second port fails then it should not
kill the first port.

However, it is unfortunate we have no recovery from this case at all.

Alex V: However, why is the current behavior a problem? Is this
because of a dual port card with IB and ROCE concurrently? And the
add 'fails' the ROCE port even though it isn't even really a failure?
We certainly shouldn't print in that case..

Jason
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