Re: [Qemu-devel] [PATCH v2] Add support for fd: protocol

2011-06-21 Thread Avi Kivity
On 06/20/2011 10:11 PM, Anthony Liguori wrote: It would need careful explanation in the management tool author's guide, yes. The main advantage is generality. It doesn't assume that a file format has just one backing file, and doesn't require new syntax wherever a file is referred to indirectly.

Re: [Qemu-devel] [PATCH v2] Add support for fd: protocol

2011-06-20 Thread Anthony Liguori
On 06/20/2011 12:35 PM, Avi Kivity wrote: On 06/20/2011 04:50 PM, Anthony Liguori wrote: On 06/20/2011 08:40 AM, Avi Kivity wrote: On 06/14/2011 04:31 PM, Corey Bryant wrote: - Starting Qemu with a backing file For this we could tell qemu that a file named "xyz" is available via fd n, via a

Re: [Qemu-devel] [PATCH v2] Add support for fd: protocol

2011-06-20 Thread Avi Kivity
On 06/20/2011 04:50 PM, Anthony Liguori wrote: On 06/20/2011 08:40 AM, Avi Kivity wrote: On 06/14/2011 04:31 PM, Corey Bryant wrote: - Starting Qemu with a backing file For this we could tell qemu that a file named "xyz" is available via fd n, via an extension of the getfd command. For exam

Re: [Qemu-devel] [PATCH v2] Add support for fd: protocol

2011-06-20 Thread Anthony Liguori
On 06/20/2011 08:40 AM, Avi Kivity wrote: On 06/14/2011 04:31 PM, Corey Bryant wrote: - Starting Qemu with a backing file For this we could tell qemu that a file named "xyz" is available via fd n, via an extension of the getfd command. For example (qemu) getfd path="/images/my-image.img" (q

Re: [Qemu-devel] [PATCH v2] Add support for fd: protocol

2011-06-20 Thread Avi Kivity
On 06/14/2011 04:31 PM, Corey Bryant wrote: - Starting Qemu with a backing file For this we could tell qemu that a file named "xyz" is available via fd n, via an extension of the getfd command. For example (qemu) getfd path="/images/my-image.img" (qemu) getfd path="/images/template.

Re: [Qemu-devel] [PATCH v2] Add support for fd: protocol

2011-06-20 Thread Corey Bryant
On 06/18/2011 04:50 PM, Blue Swirl wrote: On Thu, Jun 16, 2011 at 5:48 PM, Corey Bryant wrote: On 06/15/2011 03:12 PM, Blue Swirl wrote: On Tue, Jun 14, 2011 at 4:31 PM, Corey Bryantwrote: sVirt provides SELinux MAC isolation for Qemu guest processes and their corresponding res

Re: [Qemu-devel] [PATCH v2] Add support for fd: protocol

2011-06-18 Thread Blue Swirl
On Thu, Jun 16, 2011 at 5:48 PM, Corey Bryant wrote: > > > On 06/15/2011 03:12 PM, Blue Swirl wrote: >> >> On Tue, Jun 14, 2011 at 4:31 PM, Corey Bryant  wrote: >>> >>> >  sVirt provides SELinux MAC isolation for Qemu guest processes and >>> > their >>> >  corresponding resources (image files). sV

Re: [Qemu-devel] [PATCH v2] Add support for fd: protocol

2011-06-16 Thread Corey Bryant
On 06/15/2011 03:12 PM, Blue Swirl wrote: On Tue, Jun 14, 2011 at 4:31 PM, Corey Bryant wrote: > sVirt provides SELinux MAC isolation for Qemu guest processes and their > corresponding resources (image files). sVirt provides this support > by labeling guests and resources with security lab

Re: [Qemu-devel] [PATCH v2] Add support for fd: protocol

2011-06-15 Thread Blue Swirl
On Tue, Jun 14, 2011 at 4:31 PM, Corey Bryant wrote: > sVirt provides SELinux MAC isolation for Qemu guest processes and their > corresponding resources (image files). sVirt provides this support > by labeling guests and resources with security labels that are stored > in file system extended attr

[Qemu-devel] [PATCH v2] Add support for fd: protocol

2011-06-14 Thread Corey Bryant
sVirt provides SELinux MAC isolation for Qemu guest processes and their corresponding resources (image files). sVirt provides this support by labeling guests and resources with security labels that are stored in file system extended attributes. Some file systems, such as NFS, do not support the ext