Re: [PATCH 1/1 V4] : PCIE PHB reset

On Mon, 13 Jul 2020 09:39:33 -0500, wenxiong@linux.vnet.ibm.com wrote:

Several device drivers hit EEH(Extended Error handling) when triggering
kdump on Pseries PowerVM. This patch implemented a reset of the PHBs
in pci general code when triggering kdump. PHB reset stop all PCI
transactions from normal kernel. We have tested the patch in several
enviroments:
- direct slot adapters
- adapters under the switch
- a VF adapter in PowerVM
- a VF adapter/adapter in KVM guest.

[...]

Applied to powerpc/next.

[1/1] powerpc/pseries: PCIE PHB reset
      https://git.kernel.org/powerpc/c/5a090f7c363fdc09b99222eae679506a58e7cc68

cheers