From mboxrd@z Thu Jan 1 00:00:00 1970 From: Konrad Rzeszutek Wilk Subject: [PATCH 4/5] xen/pciback: Expand the warning message to include domain id. Date: Wed, 4 Jan 2012 19:46:42 -0500 Message-ID: <1325724403-29642-5-git-send-email-konrad.wilk@oracle.com> References: <1325724403-29642-1-git-send-email-konrad.wilk@oracle.com> Return-path: In-Reply-To: <1325724403-29642-1-git-send-email-konrad.wilk@oracle.com> Sender: linux-pci-owner@vger.kernel.org To: linux-kernel@vger.kernel.org, jbarnes@virtuousgeek.org, linux-pci@vger.kernel.org Cc: xen-devel@lists.xensource.com, Konrad Rzeszutek Wilk List-Id: xen-devel@lists.xenproject.org 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. Signed-off-by: Konrad Rzeszutek Wilk --- drivers/xen/xen-pciback/xenbus.c | 6 ++++-- 1 files changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/xen/xen-pciback/xenbus.c b/drivers/xen/xen-pciback/xenbus.c index 474d52e..fa130bd 100644 --- a/drivers/xen/xen-pciback/xenbus.c +++ b/drivers/xen/xen-pciback/xenbus.c @@ -243,8 +243,10 @@ static int xen_pcibk_export_device(struct xen_pcibk_device *pdev, dev_dbg(&dev->dev, "registering for %d\n", pdev->xdev->otherend_id); if (xen_register_device_domain_owner(dev, pdev->xdev->otherend_id) != 0) { - dev_err(&dev->dev, "device has been assigned to another " \ - "domain! Over-writting the ownership, but beware.\n"); + int other_domain = xen_find_device_domain_owner(dev); + dev_err(&dev->dev, "device has been assigned to %d " \ + "domain! Over-writting the ownership, but beware.\n", + other_domain); xen_unregister_device_domain_owner(dev); xen_register_device_domain_owner(dev, pdev->xdev->otherend_id); } -- 1.7.7.4