Re: powerpc/pci: [PATCH 1/1 V2] PCIE PHB reset

Hi Xiong,

On 5/15/20 5:04 PM, wenxiong@linux.vnet.ibm.com wrote:

From: Wen Xiong <redacted>

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. PHB reset stop all PCI transactions from previous
kernel. We have tested the patch in several enviroments:

What do you mean exactly by "previous kernel" in here? Is there a way to
enhance that comment a bit further?


Thanks,
Gustavo