On 7/9/20 8:34 PM, Parav Pandit wrote:
> On 7/9/2020 3:36 PM, Niklas Schnelle wrote:
>>
>> On 7/8/20 5:44 PM, Parav Pandit wrote:
... snip ..
>
>>>
>> As is the patch above fixes the dereference but results in the same
>> completion error
>> as current 5.8-rc4
>
> Below patch should hopefull
On 7/9/2020 3:36 PM, Niklas Schnelle wrote:
>
> On 7/8/20 5:44 PM, Parav Pandit wrote:
> ... snip ..
>>>
>>
>> It is likely because events_cleanup() freed the memory using kvfree() that
>> health recovery context is trying to access in notifier chain.
>>
>> While reviewing I see few more errors a
On 7/8/20 5:44 PM, Parav Pandit wrote:
... snip ..
>>
>
> It is likely because events_cleanup() freed the memory using kvfree() that
> health recovery context is trying to access in notifier chain.
>
> While reviewing I see few more errors as below.
> (a) mlx5_pci_err_detected() invokes mlx5_d
> From: Niklas Schnelle
> Sent: Wednesday, July 8, 2020 5:14 PM
> Hi Parav, Hi Shay,
>
> On 7/8/20 12:43 PM, Parav Pandit wrote:
> > Hi Niklas,
> >
> ... snip ...
> >>>
> >
> > Sorry for my late response.
> > Yes, this looks good and I also found same in my analysis.
> > With latest code mlx5_p
Hi Parav, Hi Shay,
On 7/8/20 12:43 PM, Parav Pandit wrote:
> Hi Niklas,
>
... snip ...
>>>
>
> Sorry for my late response.
> Yes, this looks good and I also found same in my analysis.
> With latest code mlx5_pci_close() already does drain_health_wq(), so the
> additional call in remove_one() is
Hi Niklas,
> From: Niklas Schnelle
> Sent: Monday, June 15, 2020 3:32 PM
>
> Hello Saeed,
>
> On 6/13/20 12:01 AM, Saeed Mahameed wrote:
> > On Fri, 2020-06-12 at 15:09 +0200, Niklas Schnelle wrote:
> >> Hello Parav, Hello Saeed,
> >>
> ... snip ...
> >>
> >> So without really knowing anything
Hello Saeed,
On 6/13/20 12:01 AM, Saeed Mahameed wrote:
> On Fri, 2020-06-12 at 15:09 +0200, Niklas Schnelle wrote:
>> Hello Parav, Hello Saeed,
>>
... snip ...
>>
>> So without really knowing anything about these functions I would
>> guess that with the device still registered the drained
>> queu
On Fri, 2020-06-12 at 15:09 +0200, Niklas Schnelle wrote:
> Hello Parav, Hello Saeed,
>
> our CI system for IBM Z Linux found a hang[0] when hot unplugging a
> ConnectX-4 Lx VF from a z/VM guest
> in Linus' current tree and added during the merge window.
> Sadly it didn't happen all the time which
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