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, intel-gvt-dev@lists.freedesktop.org, kwankhede@nvidia.com, alex.williamson@redhat.com, mst@redhat.com, tiwei.bie@intel.com Cc: virtualization@lists.linux-foundation.org, netdev@vger.kernel.org, cohuck@redhat.com, maxime.coquelin@redhat.com, cunming.liang@intel.com, zhihong.wang@intel.com, rob.miller@broadcom.com, xiao.w.wang@intel.com, haotian.wang@sifive.com, zhenyuw@linux.intel.com, zhi.a.wang@intel.com, jani.nikula@linux.intel.com, joonas.lahtinen@linux.intel.com, rodrigo.vivi@intel.com, airlied@linux.ie, daniel@ffwll.ch, farman@linux.ibm.com, pasic@linux.ibm.com, sebott@linux.ibm.com, oberpar@linux.ibm.com, heiko.carstens@de.ibm.com, gor@linux.ibm.com, borntraeger@de.ibm.com, akrowiak@linux.ibm.com, freude@linux.ibm.com, lingshan.zhu@intel.com, idos@mellanox.com, eperezma@redhat.com, lulu@redhat.com, parav@mellanox.com, christophe.de.dinechin@gmail.com, kevin.tian@intel.com, Jason Wang <jasowang@redhat.com> Subject: [PATCH V3 2/7] mdev: bus uevent support Date: Fri, 11 Oct 2019 16:15:52 +0800 [thread overview] Message-ID: <20191011081557.28302-3-jasowang@redhat.com> (raw) In-Reply-To: <20191011081557.28302-1-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
WARNING: multiple messages have this Message-ID (diff)
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, intel-gvt-dev@lists.freedesktop.org, kwankhede@nvidia.com, alex.williamson@redhat.com, mst@redhat.com, tiwei.bie@intel.com Cc: virtualization@lists.linux-foundation.org, netdev@vger.kernel.org, cohuck@redhat.com, maxime.coquelin@redhat.com, cunming.liang@intel.com, zhihong.wang@intel.com, rob.miller@broadcom.com, xiao.w.wang@intel.com, haotian.wang@sifive.com, zhenyuw@linux.intel.com, zhi.a.wang@intel.com, jani.nikula@linux.intel.com, joonas.lahtinen@linux.intel.com, rodrigo.vivi@intel.com, airlied@linux.ie, daniel@ffwll.ch, farman@linux.ibm.com, pasic@linux.ibm.com, sebott@linux.ibm.com, oberpar@linux.ibm.com, heiko.carstens@de.ibm.com, gor@linux.ibm.com, borntraeger@de.ibm.com, akrowiak@linux.ibm.com, freude@linux.ibm.com, lingshan.zhu@intel.com, idos@mellanox.com, eperezma@redhat.com, lulu@redhat.com, parav@mellanox.com, christophe.de.dinechin@gmail.com, kevin.tian@intel.com, Jason Wang <jasowan> Subject: [PATCH V3 2/7] mdev: bus uevent support Date: Fri, 11 Oct 2019 16:15:52 +0800 [thread overview] Message-ID: <20191011081557.28302-3-jasowang@redhat.com> (raw) In-Reply-To: <20191011081557.28302-1-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:[~2019-10-11 8:18 UTC|newest] Thread overview: 105+ messages / expand[flat|nested] mbox.gz Atom feed top 2019-10-11 8:15 [PATCH V3 0/7] mdev based hardware virtio offloading support Jason Wang 2019-10-11 8:15 ` Jason Wang 2019-10-11 8:15 ` [PATCH V3 1/7] mdev: class id support Jason Wang 2019-10-11 8:15 ` Jason Wang 2019-10-11 8:15 ` Jason Wang 2019-10-15 10:26 ` Cornelia Huck 2019-10-15 10:26 ` Cornelia Huck 2019-10-15 10:26 ` Cornelia Huck 2019-10-15 12:12 ` Jason Wang 2019-10-15 12:12 ` Jason Wang 2019-10-15 12:12 ` Jason Wang 2019-10-15 16:38 ` Alex Williamson 2019-10-15 16:38 ` Alex Williamson 2019-10-16 4:38 ` Jason Wang 2019-10-16 4:38 ` Jason Wang 2019-10-16 4:38 ` Jason Wang 2019-10-15 16:38 ` Alex Williamson 2019-10-16 4:57 ` Parav Pandit 2019-10-16 4:57 ` Parav Pandit 2019-10-16 4:57 ` Parav Pandit 2019-10-16 10:37 ` Jason Wang 2019-10-16 10:37 ` Jason Wang 2019-10-16 10:37 ` Jason Wang 2019-10-16 10:37 ` Jason Wang 2019-10-17 8:27 ` Jason Wang 2019-10-17 8:27 ` Jason Wang 2019-10-17 8:27 ` Jason Wang 2019-10-17 8:27 ` Jason Wang 2019-10-11 8:15 ` Jason Wang [this message] 2019-10-11 8:15 ` [PATCH V3 2/7] mdev: bus uevent support Jason Wang 2019-10-15 10:27 ` Cornelia Huck 2019-10-15 10:27 ` Cornelia Huck 2019-10-15 12:13 ` Jason Wang 2019-10-15 12:13 ` Jason Wang 2019-10-15 12:13 ` Jason Wang 2019-10-15 10:27 ` Cornelia Huck 2019-10-16 5:06 ` Parav Pandit 2019-10-16 5:06 ` Parav Pandit 2019-10-16 5:06 ` Parav Pandit 2019-10-11 8:15 ` Jason Wang 2019-10-11 8:15 ` [PATCH V3 3/7] modpost: add support for mdev class id Jason Wang 2019-10-11 8:15 ` Jason Wang 2019-10-11 8:15 ` Jason Wang 2019-10-11 8:15 ` [PATCH V3 4/7] mdev: introduce device specific ops Jason Wang 2019-10-11 8:15 ` Jason Wang 2019-10-11 8:15 ` Jason Wang 2019-10-15 10:41 ` Cornelia Huck 2019-10-15 10:41 ` Cornelia Huck 2019-10-15 12:17 ` Jason Wang 2019-10-15 12:17 ` Jason Wang 2019-10-15 12:17 ` Jason Wang 2019-10-15 17:26 ` Alex Williamson 2019-10-15 17:26 ` Alex Williamson 2019-10-15 17:26 ` Alex Williamson 2019-10-16 5:50 ` Parav Pandit 2019-10-16 8:52 ` Cornelia Huck 2019-10-16 15:31 ` Parav Pandit 2019-10-16 16:53 ` Alex Williamson 2019-10-16 20:48 ` Parav Pandit 2019-10-16 22:37 ` Alex Williamson 2019-10-17 16:29 ` Parav Pandit 2019-10-17 8:30 ` Jason Wang 2019-10-17 8:30 ` Jason Wang 2019-10-17 8:45 ` Cornelia Huck 2019-10-17 8:46 ` Jason Wang 2019-10-17 8:46 ` Jason Wang 2019-10-16 16:53 ` Alex Williamson 2019-10-15 10:41 ` Cornelia Huck 2019-10-11 8:15 ` [PATCH V3 5/7] mdev: introduce virtio device and its device ops Jason Wang 2019-10-11 8:15 ` Jason Wang 2019-10-14 17:23 ` Stefan Hajnoczi 2019-10-14 17:23 ` Stefan Hajnoczi 2019-10-15 3:27 ` Jason Wang 2019-10-15 3:27 ` Jason Wang 2019-10-15 3:27 ` Jason Wang 2019-10-14 17:23 ` Stefan Hajnoczi 2019-10-11 8:15 ` Jason Wang 2019-10-11 8:15 ` [PATCH V3 6/7] virtio: introduce a mdev based transport Jason Wang 2019-10-11 8:15 ` Jason Wang 2019-10-14 17:39 ` Stefan Hajnoczi 2019-10-14 17:39 ` Stefan Hajnoczi 2019-10-15 3:29 ` Jason Wang 2019-10-15 3:29 ` Jason Wang 2019-10-11 8:15 ` Jason Wang 2019-10-11 8:15 ` [PATCH V3 7/7] docs: sample driver to demonstrate how to implement virtio-mdev framework Jason Wang 2019-10-11 8:15 ` Jason Wang 2019-10-11 8:15 ` Jason Wang 2019-10-11 9:26 ` ✗ Fi.CI.CHECKPATCH: warning for mdev based hardware virtio offloading support (rev4) Patchwork 2019-10-11 10:03 ` ✓ Fi.CI.BAT: success " Patchwork 2019-10-11 17:40 ` ✓ Fi.CI.IGT: " Patchwork 2019-10-14 17:49 ` [PATCH V3 0/7] mdev based hardware virtio offloading support Stefan Hajnoczi 2019-10-14 17:49 ` Stefan Hajnoczi 2019-10-14 17:49 ` Stefan Hajnoczi 2019-10-15 3:37 ` Jason Wang 2019-10-15 3:37 ` Jason Wang 2019-10-15 3:37 ` Jason Wang 2019-10-15 14:37 ` Stefan Hajnoczi 2019-10-15 14:37 ` Stefan Hajnoczi 2019-10-15 14:37 ` Stefan Hajnoczi 2019-10-17 1:42 ` Jason Wang 2019-10-17 1:42 ` Jason Wang 2019-10-17 1:42 ` Jason Wang 2019-10-17 9:43 ` Stefan Hajnoczi 2019-10-17 9:43 ` Stefan Hajnoczi 2019-10-17 9:43 ` Stefan Hajnoczi
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