From: Jason Wang <jasowang@redhat.com>
To: kvm@vger.kernel.org, linux-s390@vger.kernel.org,
linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org,
intel-gfx@lists.freedesktop.org,
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Cc: virtualization@lists.linux-foundation.org,
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lulu@redhat.com, parav@mellanox.com,
christophe.de.dinechin@gmail.com, kevin.tian@intel.com,
Jason Wang <jasowang@redhat.com>
Subject: [PATCH V2 3/8] mdev: bus uevent support
Date: Tue, 24 Sep 2019 21:53:27 +0800 [thread overview]
Message-ID: <20190924135332.14160-4-jasowang@redhat.com> (raw)
In-Reply-To: <20190924135332.14160-1-jasowang@redhat.com>
This patch adds bus uevent support for mdev bus in order to allow
cooperation with userspace.
Signed-off-by: Jason Wang <jasowang@redhat.com>
---
drivers/vfio/mdev/mdev_driver.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/drivers/vfio/mdev/mdev_driver.c b/drivers/vfio/mdev/mdev_driver.c
index b7c40ce86ee3..319d886ffaf7 100644
--- a/drivers/vfio/mdev/mdev_driver.c
+++ b/drivers/vfio/mdev/mdev_driver.c
@@ -82,9 +82,17 @@ static int mdev_match(struct device *dev, struct device_driver *drv)
return 0;
}
+static int mdev_uevent(struct device *dev, struct kobj_uevent_env *env)
+{
+ struct mdev_device *mdev = to_mdev_device(dev);
+
+ return add_uevent_var(env, "MODALIAS=mdev:c%02X", mdev->class_id);
+}
+
struct bus_type mdev_bus_type = {
.name = "mdev",
.match = mdev_match,
+ .uevent = mdev_uevent,
.probe = mdev_probe,
.remove = mdev_remove,
};
--
2.19.1
next prev parent reply other threads:[~2019-09-24 13:55 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-09-24 13:53 [PATCH V2 0/8] mdev based hardware virtio offloading support Jason Wang
2019-09-24 13:53 ` [PATCH V2 1/8] vringh: fix copy direction of vringh_iov_push_kern() Jason Wang
2019-09-24 13:53 ` [PATCH V2 2/8] mdev: class id support Jason Wang
2019-09-24 23:06 ` Alex Williamson
2019-09-25 12:01 ` Jason Wang
2019-09-25 8:28 ` Tian, Kevin
2019-09-25 12:13 ` Jason Wang
2019-09-24 13:53 ` Jason Wang [this message]
2019-09-24 13:53 ` [PATCH V2 4/8] modpost: add support for mdev class id Jason Wang
2019-09-24 13:53 ` [PATCH V2 5/8] mdev: introduce device specific ops Jason Wang
2019-09-24 23:06 ` Alex Williamson
2019-09-25 12:04 ` Jason Wang
2019-09-24 13:53 ` [PATCH V2 6/8] mdev: introduce virtio device and its device ops Jason Wang
2019-09-24 23:06 ` Alex Williamson
2019-09-25 12:06 ` Jason Wang
2019-09-27 8:37 ` Jason Wang
2019-10-10 9:18 ` Jason Wang
2019-09-25 9:09 ` Tian, Kevin
2019-09-25 12:45 ` Jason Wang
2019-09-26 0:48 ` Tian, Kevin
2019-09-26 8:12 ` Jason Wang
2019-09-24 13:53 ` [PATCH V2 7/8] virtio: introduce a mdev based transport Jason Wang
2019-09-24 13:53 ` [PATCH V2 8/8] docs: sample driver to demonstrate how to implement virtio-mdev framework Jason Wang
2019-09-25 8:24 ` [PATCH V2 0/8] mdev based hardware virtio offloading support Tian, Kevin
2019-09-25 12:13 ` Jason Wang
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