Re: [PATCH 2.6.26-4.14] IB/ipoib: Arm "send_cq" to process completions in due time

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Hi Jason,

On 12/06/2020 12.55, Jason Gunthorpe wrote:
> On Fri, Jun 12, 2020 at 12:41:16PM -0700, Gerd Rausch wrote:
>> This issue appears to no longer exist in Linux-4.15
>> and younger, because the following commit does
>> call "ib_req_notify_cq" on "send_cq":
>> 8966e28d2e40c ("IB/ipoib: Use NAPI in UD/TX flows")
> 
> I'm not really clear what you want to happen to this patch - are you
> proposing a stable patch that is not just a backport? Why can't you
> backport the fix above instead?

I considered backporting commit 8966e28d2e40c ("IB/ipoib: Use NAPI in UD/TX flows")
with all the dependencies it may have a considerably higher risk
than just arming the TX CQ.

> 
> You'll need to follow everything in
> 
> Documentation/process/stable-kernel-rules.rst
> 
> Or the stable maintainers won't even look at this.
> 

Thanks,

  Gerd




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