On 9/30/2020 3:05 AM, Ethan Zhao wrote: > When uncorrectable error happens, AER driver and DPC driver interrupt > handlers likely call > > pcie_do_recovery() > ->pci_walk_bus() > ->report_frozen_detected() > > with pci_channel_io_frozen the same time.
We need some more data on this. If DPC is supported by HW, errors should be triggered by DPC not AER. If I remember right, there is a register that tells which AER errors should be handled by DPC.
