I/O 0 QID 0 timeout, disable controller - kernel 4.4 / 4.5 NVMe controller dropouts

[Sam McLeod]

Thank you all involved, is there anything we can set in the mean time to prevent this or do you suggest rolling back to a much older kernel?

Sent from my iPhone

> On 15 Apr 2016, at 6:03 AM, Jens Axboe <axboe at fb.com> wrote:
> 
>> On 04/14/2016 09:23 AM, Christoph Hellwig wrote:
>> The code in the 4.7 tree still falls back to legacy irqs, it just tries
>> MSI-X first, then MSI, then legacy.  Which seems a common patters in
>> MSI-X using drivers, as I've just started a tree wide audit for the
>> usage of the MSI/MSI-X APIs.
> 
> Yeah, that seems sane. OK, let's queue it up for 4.6, it's sucks to have known broken behavior like the current out there.
> 
> -- 
> Jens Axboe
>