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 Cros

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 06/01/2

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: > O

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 do

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, d

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

2015-06-01 Thread Malcolm Crossley
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 insert >>> the device into xenstore, otherwise pciback attempts to us

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

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

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 confl

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 George Dunlap
On Fri, May 29, 2015 at 8:59 AM, 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 a >

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 doin

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 xe

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 attem

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 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 passe

[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