Re: [Xen-devel] PCI passthrough (pci-attach) to HVM guests bug (BAR64 addresses are bogus)

2014-11-12 Thread Malcolm Crossley
On 12/11/14 09:24, Jan Beulich wrote: On 12.11.14 at 02:37, konrad.w...@oracle.com wrote: When we PCI insert an device, the BARs are not set at all - and hence the Linux kernel is the one that tries to set the BARs in. The reason it cannot fit the device in the MMIO region is due to the _CRS

Re: [Xen-devel] PCI passthrough (pci-attach) to HVM guests bug (BAR64 addresses are bogus)

2014-11-12 Thread Malcolm Crossley
On 12/11/14 10:11, Jan Beulich wrote: On 12.11.14 at 11:01, malcolm.cross...@citrix.com wrote: As for the CRS regions: These typically describe the BIOS set limits in hardware configuration for the MMIO hole itself. On single socket systems anything which isn't RAM or another predefined region

Re: [Xen-devel] PCI passthrough (pci-attach) to HVM guests bug (BAR64 addresses are bogus)

2014-11-11 Thread Konrad Rzeszutek Wilk
On Mon, Nov 10, 2014 at 04:32:48PM -0500, Konrad Rzeszutek Wilk wrote: On Mon, Nov 10, 2014 at 01:07:20PM -0500, Konrad Rzeszutek Wilk wrote: On Mon, Nov 10, 2014 at 05:42:32PM +, David Vrabel wrote: On 10/11/14 17:32, Konrad Rzeszutek Wilk wrote: Hey, With Xen 4.5 (today's