Re: [PATCH 3/6] powerpc/eeh: Do early EEH init only when required

2020-02-05 Thread Sam Bobroff
On Mon, Feb 03, 2020 at 07:35:18PM +1100, Oliver O'Halloran wrote: > The pci hotplug helper (pci_hp_add_devices()) calls > eeh_add_device_tree_early() to scan the device-tree for new PCI devices and > do the early EEH probe before the device is scanned. This early probe is a > no-op in a lot of cas

[PATCH 3/6] powerpc/eeh: Do early EEH init only when required

2020-02-03 Thread Oliver O'Halloran
The pci hotplug helper (pci_hp_add_devices()) calls eeh_add_device_tree_early() to scan the device-tree for new PCI devices and do the early EEH probe before the device is scanned. This early probe is a no-op in a lot of cases because: a) The early init is only required to satisfy a PAPR requireme