On Wed, Oct 26, 2016 at 12:01:40PM -0600, Alex Williamson wrote: > As described in the included code comment, this quirk is intended to > work around an errata in a variety of Pericom 4-lane, 3 and 4 port > PCIe 2.0 switches. The switches advertise ACS capabilities, but the > P2P Request Redirection support includes an errata that PCI_ACS_RR > effectively doesn't work and results in transactions being queued and > not delivered within the PCIe switch. The errata has no planned > hardware fix.
Is there a published erratum we can reference here? It'd be really nice to have a URL.