Commit 63cb4444 authored May 07, 2019 by Thomas Hellstrom

drm/vmwgfx: Don't send drm sysfs hotplug events on initial master set



This may confuse user-space clients like plymouth that opens a drm
file descriptor as a result of a hotplug event and then generates a
new event...

Cc: <stable@vger.kernel.org>
Fixes: 5ea17348 ("drm/vmwgfx: Send a hotplug event at master_set")
Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Deepak Rawat <drawat@vmware.com>

parent a188339c

drivers/gpu/drm/vmwgfx/vmwgfx_drv.c

+7 −1

Original line number	Diff line number	Diff line
		@@ -1239,6 +1239,12 @@ static int vmw_master_set(struct drm_device *dev,
		}

		dev_priv->active_master = vmaster;

		/*
		* Inform a new master that the layout may have changed while
		* it was gone.
		*/
		if (!from_open)
		drm_sysfs_hotplug_event(dev);

		return 0;