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authorJeykumar Sankaran <jsanka@codeaurora.org>2020-06-03 06:37:31 +0300
committerDaniel Vetter <daniel.vetter@ffwll.ch>2020-06-03 11:24:23 +0300
commit968d81a64a883af2d16dd3f8a6ad6b67db2fde58 (patch)
tree7389d1af5cec8617d75fcb1257cfc22062a00cfd /drivers/gpu/drm/drm_sysfs.c
parent9ca1f474cea0edc14a1d7ec933e5472c0ff115d3 (diff)
downloadlinux-968d81a64a883af2d16dd3f8a6ad6b67db2fde58.tar.xz
drm/connector: notify userspace on hotplug after register complete
drm connector notifies userspace on hotplug event prematurely before late_register and mode_object register completes. This leads to a race between userspace and kernel on updating the IDR list. So, move the notification to end of connector register. Signed-off-by: Jeykumar Sankaran <jsanka@codeaurora.org> Signed-off-by: Steve Cohen <cohens@codeaurora.org> Cc: stable@vger.kernel.org Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> Link: https://patchwork.freedesktop.org/patch/msgid/1591155451-10393-1-git-send-email-jsanka@codeaurora.org
Diffstat (limited to 'drivers/gpu/drm/drm_sysfs.c')
-rw-r--r--drivers/gpu/drm/drm_sysfs.c3
1 files changed, 0 insertions, 3 deletions
diff --git a/drivers/gpu/drm/drm_sysfs.c b/drivers/gpu/drm/drm_sysfs.c
index 939f0032aab1..f0336c804639 100644
--- a/drivers/gpu/drm/drm_sysfs.c
+++ b/drivers/gpu/drm/drm_sysfs.c
@@ -291,9 +291,6 @@ int drm_sysfs_connector_add(struct drm_connector *connector)
return PTR_ERR(connector->kdev);
}
- /* Let userspace know we have a new connector */
- drm_sysfs_hotplug_event(dev);
-
if (connector->ddc)
return sysfs_create_link(&connector->kdev->kobj,
&connector->ddc->dev.kobj, "ddc");