Re: [PATCH 0/3] PCI: P2P bridge window fixes

2012-07-10 Thread Bjorn Helgaas
On Mon, Jul 9, 2012 at 9:24 PM, Bjorn Helgaas wrote: > On Mon, Jul 9, 2012 at 2:31 PM, Bjorn Helgaas wrote: >> Two fixes here: >> >> 1) Zero is a legal P2P bridge window base and BAR value and is likely to >> occur when there is an offset between bus addresses and CPU addresses. >> Stop disallowi

Re: [PATCH 0/3] PCI: P2P bridge window fixes

2012-07-09 Thread Bjorn Helgaas
On Mon, Jul 9, 2012 at 2:31 PM, Bjorn Helgaas wrote: > Two fixes here: > > 1) Zero is a legal P2P bridge window base and BAR value and is likely to > occur when there is an offset between bus addresses and CPU addresses. > Stop disallowing it. > > 2) The Intel-specific 1K I/O window granularity fo

[PATCH 0/3] PCI: P2P bridge window fixes

2012-07-09 Thread Bjorn Helgaas
Two fixes here: 1) Zero is a legal P2P bridge window base and BAR value and is likely to occur when there is an offset between bus addresses and CPU addresses. Stop disallowing it. 2) The Intel-specific 1K I/O window granularity for P2P bridges was implemented in a way that precluded reassignment