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Commit 6c254de1 authored by Konrad Rzeszutek Wilk's avatar Konrad Rzeszutek Wilk
Browse files

xen/pciback: Expand the warning message to include domain id. 



When a PCI device is transferred to another domain and it is still
in usage (from the internal perspective), mention which other
domain is using it to aid in debugging.

[v2: Truncate the verbose message per Jan Beulich suggestion]
[v3: Suggestions from Ian Campbell on the wording]
Signed-off-by: default avatarKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Acked-by: default avatarJan Beulich <jbeulich@suse.com>
parent 31673558

drivers/xen/xen-pciback/xenbus.c

+2 −2
Original line number Original line Diff line number Diff line
@@ -243,8 +243,8 @@ static int xen_pcibk_export_device(struct xen_pcibk_device *pdev, 
	dev_dbg(&dev->dev, "registering for %d\n", pdev->xdev->otherend_id);

	dev_dbg(&dev->dev, "registering for %d\n", pdev->xdev->otherend_id);

	if (xen_register_device_domain_owner(dev,

	if (xen_register_device_domain_owner(dev,

					     pdev->xdev->otherend_id) != 0) {

					     pdev->xdev->otherend_id) != 0) {

		dev_err(&dev->dev, "device has been assigned to another " \

		dev_err(&dev->dev, "Stealing ownership from dom%d.\n",

			"domain! Over-writting the ownership, but beware.\n");

			xen_find_device_domain_owner(dev));

		xen_unregister_device_domain_owner(dev);

		xen_unregister_device_domain_owner(dev);

		xen_register_device_domain_owner(dev, pdev->xdev->otherend_id);

		xen_register_device_domain_owner(dev, pdev->xdev->otherend_id);

	}

	}