From patchwork Tue Oct  9 03:03:19 2012
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Subject: [2/7] PCI, acpiphp: disable ARI forwarding for acpiphp
From: Yijing Wang <wangyijing@huawei.com>
X-Patchwork-Id: 190172
Message-Id: <1349751804-7476-3-git-send-email-wangyijing@huawei.com>
To: Bjorn Helgaas <bhelgaas@google.com>
Cc: <jiang.liu@huawei.com>, Hanjun Guo <guohanjun@huawei.com>,
 <linux-pci@vger.kernel.org>, Yinghai Lu <yinghai@kernel.org>,
 Yijing Wang <wangyijing@huawei.com>
Date: Tue, 9 Oct 2012 11:03:19 +0800

Disable the port ARI forwarding after an ARI device hot removed.

Signed-off-by: Yijing Wang <wangyijing@huawei.com>

---
drivers/pci/hotplug/acpiphp_glue.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/drivers/pci/hotplug/acpiphp_glue.c b/drivers/pci/hotplug/acpiphp_glue.c
index 3d6d4fd..6c2a1b6 100644
--- a/drivers/pci/hotplug/acpiphp_glue.c
+++ b/drivers/pci/hotplug/acpiphp_glue.c
@@ -944,6 +944,7 @@ static int disable_device(struct acpiphp_slot *slot)
 	 */
 	while ((pdev = dev_in_slot(slot))) {
 		pci_stop_and_remove_bus_device(pdev);
+		pci_configure_ari(pdev, false);
 		pci_dev_put(pdev);
 	}