From: Joonyoung Shim <jy0922.shim@xxxxxxxxxxx>
We should release pending pageflip events when closed. If not, they will
be dangling events.
Signed-off-by: Joonyoung Shim <jy0922.shim@xxxxxxxxxxx>
Signed-off-by: Inki Dae <inki.dae@xxxxxxxxxxx>
Signed-off-by: Kyungmin Park <kyungmin.park@xxxxxxxxxxx>
---
drivers/gpu/drm/exynos/exynos_drm_drv.c | 14 ++++++++++++++
1 files changed, 14 insertions(+), 0 deletions(-)
diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.c b/drivers/gpu/drm/exynos/exynos_drm_drv.c
index 09cc13f..aaa1b40 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_drv.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_drv.c
@@ -147,8 +147,22 @@ static int exynos_drm_unload(struct drm_device *dev)
static void exynos_drm_preclose(struct drm_device *dev,
struct drm_file *file)
{
+ struct exynos_drm_private *private = dev->dev_private;
+ struct drm_pending_vblank_event *e, *t;
+ unsigned long flags;
+
DRM_DEBUG_DRIVER("%s\n", __FILE__);
+ /* release events of current file */
+ spin_lock_irqsave(&dev->event_lock, flags);
+ list_for_each_entry_safe(e, t, &private->pageflip_event_list,
+ base.link) {
+ if (e->base.file_priv == file) {
+ list_del(&e->base.link);
+ e->base.destroy(&e->base);
+ }
+ }
+ spin_unlock_irqrestore(&dev->event_lock, flags);
}
static void exynos_drm_postclose(struct drm_device *dev, struct drm_file *file)
--
1.7.4.1
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