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Groups > linux.kernel > #1347346
| From | Greg Kroah-Hartman <gregkh@linuxfoundation.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH 4.4 192/342] drm/nouveau/kms: take mode_config mutex in connector hotplug path |
| Date | 2016-03-02 01:50 +0100 |
| Message-ID | <r839j-8lk-85@gated-at.bofh.it> (permalink) |
| References | <r82mS-7Ml-9@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
4.4-stable review patch. If anyone has any objections, please let me know. ------------------ From: Ben Skeggs <bskeggs@redhat.com> commit 0a882cadbc63fd2da3994af7115b4ada2fcbd638 upstream. fdo#93634 Signed-off-by: Ben Skeggs <bskeggs@redhat.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- drivers/gpu/drm/nouveau/nouveau_connector.c | 3 +++ 1 file changed, 3 insertions(+) --- a/drivers/gpu/drm/nouveau/nouveau_connector.c +++ b/drivers/gpu/drm/nouveau/nouveau_connector.c @@ -969,10 +969,13 @@ nouveau_connector_hotplug(struct nvif_no NV_DEBUG(drm, "%splugged %s\n", plugged ? "" : "un", name); + mutex_lock(&drm->dev->mode_config.mutex); if (plugged) drm_helper_connector_dpms(connector, DRM_MODE_DPMS_ON); else drm_helper_connector_dpms(connector, DRM_MODE_DPMS_OFF); + mutex_unlock(&drm->dev->mode_config.mutex); + drm_helper_hpd_irq_event(connector->dev); }
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[PATCH 4.4 192/342] drm/nouveau/kms: take mode_config mutex in connector hotplug path Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2016-03-02 01:50 +0100
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