--- Comment From heinz-werner_se...@de.ibm.com 2020-07-28 02:38 EDT---
IBM bugzilla status-> closed, Fix Released with focal
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https://bugs.launchpad.net/bugs/1874056
--- Comment From niklas.schne...@ibm.com 2020-06-12 03:38 EDT---
I verfied that this is working with 5.4.0-38-generic from Focal Proposed
including the interaction between this Issue and the PF/VF Linking.
Thank you for the great and quick cooperation!
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--- Comment From niklas.schne...@ibm.com 2020-05-20 06:22 EDT---
(In reply to comment #37)
> @IBM Please can you test the patched kernel from the PPA and leave a quick
> feedback here if it works like expected?
> This would lower the risk a bit and increase the confidence and would at the
>
--- Comment From heinz-werner_se...@de.ibm.com 2020-05-19 05:21 EDT---
Technical issue:
Mellanox CX5 port multi-pathing is broken on s390x due to non-standard topology
of PCI IDs (phys. and virtual)
Details
The Mellanox ConnectX5 Linux PCI driver (mlx5) implements a multi-path feature
th
--- Comment From niklas.schne...@ibm.com 2020-05-14 04:19 EDT---
It's now 12. I included the "s390/pci: Fix zpci_alloc_domain() over allocation"
commit but that just landed on master-next.
Also I included the one I mentioned in that bugzilla.
s390/pci: Improve handling of unset UID
Both
--- Comment From niklas.schne...@ibm.com 2020-05-13 12:00 EDT---
Hi Frank, so the good news is the backporting seems to require no changes
except for fixing the context because the power management was removed
upstream. I've now got a system running with the changes backported to focal
m
--- Comment From niklas.schne...@ibm.com 2020-05-11 13:29 EDT---
(In reply to comment #14)
> The commits landed in between in linux-next (not tagged yet, but that's
> fine).
> So it's all brand new stuff ...
> I think the chance it not very high that they are just cleanly
> cherry-pick-able
--- Comment From niklas.schne...@ibm.com 2020-05-11 13:24 EDT---
(In reply to comment #15)
> Compiles now on 18.04 with 2nd backport instead of the cherry-pick.
I think this was meant for "[UBUNTU 18.04] zpcictl --reset -
contribution for kernel and s390-tools" right?
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--- Comment From niklas.schne...@ibm.com 2020-05-05 03:24 EDT---
In particular the relevant commits are:
e6ab7490ffaed83d6581f512e66c7c8cc6f58c2d s390/pci: Expose new port attribute
for PCIe functions
d08d6f5d75242ceb410efbdf650efecc40d68c2d s390/pci: adaptation of iommu to
multifunction
--- Comment From niklas.schne...@ibm.com 2020-05-05 03:15 EDT---
The commits for this are now available in the features branch of the public
s390 Kernel repository on kernel.org, there is no common code impact and
behavior for existing systems is unaffected
https://git.kernel.org/pub/scm/
--- Comment From niklas.schne...@ibm.com 2020-04-22 10:49 EDT---
The code is not upstream yet, it's also likely too big for v5.7-rcX but we are
hoping it will hit our public tree at
https://git.kernel.org/pub/scm/linux/kernel/git/s390/linux.git
soon? and since this is very important for
--- Comment From niklas.schne...@ibm.com 2020-04-21 09:53 EDT---
Today, the enumeration of PCI functions on s390x does not reflect which
functions belongs to which physical adapter.
Layout of a PCI function address on Linux:
:00:00.0
::.
On s390x, each function is presented as indivi
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