[Xen-devel] [PATCH v5 3/9] xen/pciback: Include the domain id if removing the device whilst still in use

[Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>]

Cleanup the function a bit - also include the id of the
domain that is using the device.

Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
Reviewed-by: David Vrabel <david.vrabel@xxxxxxxxxx>
---
 drivers/xen/xen-pciback/pci_stub.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/drivers/xen/xen-pciback/pci_stub.c 
b/drivers/xen/xen-pciback/pci_stub.c
index 8b77089..e5ff09d 100644
--- a/drivers/xen/xen-pciback/pci_stub.c
+++ b/drivers/xen/xen-pciback/pci_stub.c
@@ -553,12 +553,14 @@ static void pcistub_remove(struct pci_dev *dev)
        spin_unlock_irqrestore(&pcistub_devices_lock, flags);
 
        if (found_psdev) {
-               dev_dbg(&dev->dev, "found device to remove - in use? %p\n",
-                       found_psdev->pdev);
+               dev_dbg(&dev->dev, "found device to remove %s\n",
+                       found_psdev->pdev ? "- in-use" : "");
 
                if (found_psdev->pdev) {
-                       pr_warn("****** removing device %s while still in-use! 
******\n",
-                              pci_name(found_psdev->dev));
+                       int domid = xen_find_device_domain_owner(dev);
+
+                       pr_warn("****** removing device %s while still in-use 
by domain %d! ******\n",
+                              pci_name(found_psdev->dev), domid);
                        pr_warn("****** driver domain may still access this 
device's i/o resources!\n");
                        pr_warn("****** shutdown driver domain before binding 
device\n");
                        pr_warn("****** to other drivers or domains\n");
-- 
1.9.3


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