RE: [PATCH v5,1/2] PCI: hv: Detect and fix Hyper-V PCI domain number collision

2019-08-15 Thread Haiyang Zhang
o...@aepfle.de; vkuznets ; linux- > ker...@vger.kernel.org > Subject: Re: [PATCH v5,1/2] PCI: hv: Detect and fix Hyper-V PCI domain > number collision > > On Wed, Aug 14, 2019 at 03:52:15PM +, Haiyang Zhang wrote: > > Currently in Azure cloud, for passthrough devices, the host s

Re: [PATCH v5,1/2] PCI: hv: Detect and fix Hyper-V PCI domain number collision

2019-08-15 Thread Lorenzo Pieralisi
On Wed, Aug 14, 2019 at 03:52:15PM +, Haiyang Zhang wrote: > Currently in Azure cloud, for passthrough devices, the host sets the device > instance ID's bytes 8 - 15 to a value derived from the host HWID, which is > the same on all devices in a VM. So, the device instance ID's bytes 8 and 9 >