Re: [Xen-devel] [PATCH 0 of 4] Add commands to automatically prep devices for pass-through

[Ian Campbell <Ian.Campbell@xxxxxxxxxx>]

On Wed, 2012-05-09 at 11:28 +0100, George Dunlap wrote:
> The current method for passing through devices requires users to
> either modify cryptic Linux boot parameters and reboot, or do a lot of
> manual reads and writes into sysfs nodes.
> 
> This set of patches introduces commands to make this easier.

Is this intended for 4.2 or an RFC for 4.3?

>   It expands
> on the concept of "assignable" (from the list_assignable_devices command).
> 
> The new xl commands are:
> 
> pci_assignable_add: Make a device assignable to guests.  This involves
> unbinding the device from its old driver, creating a slot for it in
> pciback (if necessary), and binding it to pciback.
> 
> pci_assignable_list: List devices assignable to guests.  Just renamed
> from pci_list_assignable.
> 
> pci_assignable_remove: Make the device no longer assignable to guests. 
> This involves unbinding the device from pciback and removing the slot.  It 
> optionally involves rebinding the device to the driver from which we stole
> it.
> 
> Signed-off-by: George Dunlap <george.dunlap@xxxxxxxxxxxxx>
> 
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> http://lists.xen.org/xen-devel



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