Re: [Xen-devel] [PATCH] libxl: Don't insert PCI device into xenstore for HVM guests

2015-06-10 Thread Konrad Rzeszutek Wilk
On Tue, Jun 02, 2015 at 04:48:25PM +0100, Malcolm Crossley wrote: On 02/06/15 15:34, Konrad Rzeszutek Wilk wrote: On Tue, Jun 02, 2015 at 11:06:26AM +0100, Malcolm Crossley wrote: On 01/06/15 18:55, Konrad Rzeszutek Wilk wrote: On Mon, Jun 01, 2015 at 05:03:14PM +0100, Malcolm Crossley

Re: [Xen-devel] [PATCH] libxl: Don't insert PCI device into xenstore for HVM guests

2015-06-02 Thread Malcolm Crossley
On 01/06/15 18:55, Konrad Rzeszutek Wilk wrote: On Mon, Jun 01, 2015 at 05:03:14PM +0100, Malcolm Crossley wrote: On 01/06/15 16:43, Ross Lagerwall wrote: On 06/01/2015 04:26 PM, Konrad Rzeszutek Wilk wrote: On Fri, May 29, 2015 at 08:59:45AM +0100, Ross Lagerwall wrote: When doing

Re: [Xen-devel] [PATCH] libxl: Don't insert PCI device into xenstore for HVM guests

2015-06-02 Thread Konrad Rzeszutek Wilk
On Tue, Jun 02, 2015 at 11:06:26AM +0100, Malcolm Crossley wrote: On 01/06/15 18:55, Konrad Rzeszutek Wilk wrote: On Mon, Jun 01, 2015 at 05:03:14PM +0100, Malcolm Crossley wrote: On 01/06/15 16:43, Ross Lagerwall wrote: On 06/01/2015 04:26 PM, Konrad Rzeszutek Wilk wrote: On Fri, May 29,

Re: [Xen-devel] [PATCH] libxl: Don't insert PCI device into xenstore for HVM guests

2015-06-02 Thread Malcolm Crossley
On 02/06/15 15:34, Konrad Rzeszutek Wilk wrote: On Tue, Jun 02, 2015 at 11:06:26AM +0100, Malcolm Crossley wrote: On 01/06/15 18:55, Konrad Rzeszutek Wilk wrote: On Mon, Jun 01, 2015 at 05:03:14PM +0100, Malcolm Crossley wrote: On 01/06/15 16:43, Ross Lagerwall wrote: On 06/01/2015 04:26 PM,

Re: [Xen-devel] [PATCH] libxl: Don't insert PCI device into xenstore for HVM guests

2015-06-01 Thread George Dunlap
On Fri, May 29, 2015 at 8:59 AM, Ross Lagerwall ross.lagerw...@citrix.com wrote: When doing passthrough of a PCI device for an HVM guest, don't insert the device into xenstore, otherwise pciback attempts to use it which conflicts with QEMU. This manifests itself such that the first time a

Re: [Xen-devel] [PATCH] libxl: Don't insert PCI device into xenstore for HVM guests

2015-06-01 Thread Konrad Rzeszutek Wilk
On Fri, May 29, 2015 at 08:59:45AM +0100, Ross Lagerwall wrote: When doing passthrough of a PCI device for an HVM guest, don't insert the device into xenstore, otherwise pciback attempts to use it which conflicts with QEMU. How does it conflict? This manifests itself such that the first

Re: [Xen-devel] [PATCH] libxl: Don't insert PCI device into xenstore for HVM guests

2015-06-01 Thread Sander Eikelenboom
Monday, June 1, 2015, 5:43:53 PM, you wrote: On 06/01/2015 04:26 PM, Konrad Rzeszutek Wilk wrote: On Fri, May 29, 2015 at 08:59:45AM +0100, Ross Lagerwall wrote: When doing passthrough of a PCI device for an HVM guest, don't insert the device into xenstore, otherwise pciback attempts to use

Re: [Xen-devel] [PATCH] libxl: Don't insert PCI device into xenstore for HVM guests

2015-06-01 Thread Ross Lagerwall
On 06/01/2015 04:26 PM, Konrad Rzeszutek Wilk wrote: On Fri, May 29, 2015 at 08:59:45AM +0100, Ross Lagerwall wrote: When doing passthrough of a PCI device for an HVM guest, don't insert the device into xenstore, otherwise pciback attempts to use it which conflicts with QEMU. How does it

Re: [Xen-devel] [PATCH] libxl: Don't insert PCI device into xenstore for HVM guests

2015-06-01 Thread Konrad Rzeszutek Wilk
On Mon, Jun 01, 2015 at 04:43:53PM +0100, Ross Lagerwall wrote: On 06/01/2015 04:26 PM, Konrad Rzeszutek Wilk wrote: On Fri, May 29, 2015 at 08:59:45AM +0100, Ross Lagerwall wrote: When doing passthrough of a PCI device for an HVM guest, don't insert the device into xenstore, otherwise pciback

Re: [Xen-devel] [PATCH] libxl: Don't insert PCI device into xenstore for HVM guests

2015-06-01 Thread Konrad Rzeszutek Wilk
On Mon, Jun 01, 2015 at 05:03:14PM +0100, Malcolm Crossley wrote: On 01/06/15 16:43, Ross Lagerwall wrote: On 06/01/2015 04:26 PM, Konrad Rzeszutek Wilk wrote: On Fri, May 29, 2015 at 08:59:45AM +0100, Ross Lagerwall wrote: When doing passthrough of a PCI device for an HVM guest, don't

[Xen-devel] [PATCH] libxl: Don't insert PCI device into xenstore for HVM guests

2015-05-29 Thread Ross Lagerwall
When doing passthrough of a PCI device for an HVM guest, don't insert the device into xenstore, otherwise pciback attempts to use it which conflicts with QEMU. This manifests itself such that the first time a device is passed to a domain, it succeeds. Subsequent attempts fail unless the device is

Re: [Xen-devel] [PATCH] libxl: Don't insert PCI device into xenstore for HVM guests

2015-05-29 Thread Ross Lagerwall
On 05/29/2015 10:41 AM, Wei Liu wrote: On Fri, May 29, 2015 at 08:59:45AM +0100, Ross Lagerwall wrote: When doing passthrough of a PCI device for an HVM guest, don't insert the device into xenstore, otherwise pciback attempts to use it which conflicts with QEMU. This manifests itself such that

Re: [Xen-devel] [PATCH] libxl: Don't insert PCI device into xenstore for HVM guests

2015-05-29 Thread Wei Liu
On Fri, May 29, 2015 at 10:54:09AM +0100, Ross Lagerwall wrote: On 05/29/2015 10:50 AM, Wei Liu wrote: On Fri, May 29, 2015 at 10:43:08AM +0100, Ross Lagerwall wrote: On 05/29/2015 10:41 AM, Wei Liu wrote: On Fri, May 29, 2015 at 08:59:45AM +0100, Ross Lagerwall wrote: When doing passthrough

Re: [Xen-devel] [PATCH] libxl: Don't insert PCI device into xenstore for HVM guests

2015-05-29 Thread Wei Liu
On Fri, May 29, 2015 at 08:59:45AM +0100, Ross Lagerwall wrote: When doing passthrough of a PCI device for an HVM guest, don't insert the device into xenstore, otherwise pciback attempts to use it which conflicts with QEMU. This manifests itself such that the first time a device is passed to

Re: [Xen-devel] [PATCH] libxl: Don't insert PCI device into xenstore for HVM guests

2015-05-29 Thread Ross Lagerwall
On 05/29/2015 10:50 AM, Wei Liu wrote: On Fri, May 29, 2015 at 10:43:08AM +0100, Ross Lagerwall wrote: On 05/29/2015 10:41 AM, Wei Liu wrote: On Fri, May 29, 2015 at 08:59:45AM +0100, Ross Lagerwall wrote: When doing passthrough of a PCI device for an HVM guest, don't insert the device into

Re: [Xen-devel] [PATCH] libxl: Don't insert PCI device into xenstore for HVM guests

2015-05-29 Thread Wei Liu
On Fri, May 29, 2015 at 10:43:08AM +0100, Ross Lagerwall wrote: On 05/29/2015 10:41 AM, Wei Liu wrote: On Fri, May 29, 2015 at 08:59:45AM +0100, Ross Lagerwall wrote: When doing passthrough of a PCI device for an HVM guest, don't insert the device into xenstore, otherwise pciback attempts to