linux-kernel - [PATCH 3/4] VFIO: pci: amend vfio-pci for explicit binding via sysfs only

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Date:	Fri, 11 Oct 2013 01:27:19 -0500
From:	Kim Phillips <kim.phillips@...aro.org>
To:	Bhushan Bharat <R65777@...escale.com>,
	Wood Scott <B07421@...escale.com>,
	Yoder Stuart <B08248@...escale.com>,
	christoffer.dall@...aro.org, alex.williamson@...hat.com,
	linux-kernel@...r.kernel.org, a.motakis@...tualopensystems.com,
	agraf@...e.de, Sethi Varun <B16395@...escale.com>,
	peter.maydell@...aro.org, santosh.shukla@...aro.org,
	kvm@...r.kernel.org, gregkh@...uxfoundation.org
Subject: [PATCH 3/4] VFIO: pci: amend vfio-pci for explicit binding via sysfs only

Force the vfio-pci driver to only be bound explicitly via sysfs to avoid
conflics with other drivers in the event of a hotplug.

Signed-off-by: Kim Phillips <kim.phillips@...aro.org>
---
 drivers/vfio/pci/vfio_pci.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/vfio/pci/vfio_pci.c b/drivers/vfio/pci/vfio_pci.c
index 6ab71b9..bdd7833 100644
--- a/drivers/vfio/pci/vfio_pci.c
+++ b/drivers/vfio/pci/vfio_pci.c
@@ -901,6 +901,9 @@ static struct pci_driver vfio_pci_driver = {
 	.probe		= vfio_pci_probe,
 	.remove		= vfio_pci_remove,
 	.err_handler	= &vfio_err_handlers,
+	.driver = {
+		.sysfs_bind_only = true,
+	},
 };
 
 static void __exit vfio_pci_cleanup(void)
-- 
1.8.4

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