On Mon, Jun 01, 2015 at 06:49:58PM -0500, Bjorn Helgaas wrote:

On Tue, May 19, 2015 at 06:50:08PM +0800, Wei Yang wrote:

quoted

Current EEH recovery code works with the assumption: the PE has primary
bus. Unfortunately, that's not true to VF PEs, which generally contains

"Primary bus" normally means the bus on the upstream side of a PCI bridge.
But a PE is not a bridge, so I don't know what it means here.

Before VF PE introduced, a PE is a "Bus PE" which contains a pci bus. Yes, the
"primary bus" may be a little confusing, since this may refer to the upstream
side of a PCI bridge. I think the log here tries to emphasize the Bus PE
contains a whole pci bus.

s/not true to VF PEs/not true for VF PEs/

Thanks, changed

quoted

one or multiple VFs (for VF group case). The patch creates PEs for VFs
at PCI final fixup time. Those PEs for VFs are indentified with newly

s/indentified/identified/

Thanks, changed

quoted

introduced flag EEH_PE_VF so that we handle them differently during
EEH recovery.

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Richard Yang
Help you, Help me