Merge tag 'v4.6-rc1' into for-linus-4.6

Linux 4.6-rc1

* tag 'v4.6-rc1': (12823 commits)
  Linux 4.6-rc1
  f2fs/crypto: fix xts_tweak initialization
  NTB: Remove _addr functions from ntb_hw_amd
  orangefs: fix orangefs_superblock locking
  orangefs: fix do_readv_writev() handling of error halfway through
  orangefs: have ->kill_sb() evict the VFS side of things first
  orangefs: sanitize ->llseek()
  orangefs-bufmap.h: trim unused junk
  orangefs: saner calling conventions for getting a slot
  orangefs_copy_{to,from}_bufmap(): don't pass bufmap pointer
  orangefs: get rid of readdir_handle_s
  thp: fix typo in khugepaged_scan_pmd()
  MAINTAINERS: fill entries for KASAN
  mm/filemap: generic_file_read_iter(): check for zero reads unconditionally
  kasan: test fix: warn if the UAF could not be detected in kmalloc_uaf2
  mm, kasan: stackdepot implementation. Enable stackdepot for SLAB
  arch, ftrace: for KASAN put hard/soft IRQ entries into separate sections
  mm, kasan: add GFP flags to KASAN API
  mm, kasan: SLAB support
  kasan: modify kmalloc_large_oob_right(), add kmalloc_pagealloc_oob_right()
  ...

1 files changed, 6 insertions, 12 deletions

diff --git a/drivers/gpu/drm/drm_irq.c b/drivers/gpu/drm/drm_irq.c
index 1fe14579e8c9..881c5a6c180c 100644
--- a/drivers/gpu/drm/drm_irq.c
+++ b/drivers/gpu/drm/drm_irq.c
@@ -1041,15 +1041,12 @@ static void send_vblank_event(struct drm_device *dev,
 		struct drm_pending_vblank_event *e,
 		unsigned long seq, struct timeval *now)
 {
-	assert_spin_locked(&dev->event_lock);
-
 	e->event.sequence = seq;
 	e->event.tv_sec = now->tv_sec;
 	e->event.tv_usec = now->tv_usec;
 
-	list_add_tail(&e->base.link,
-		      &e->base.file_priv->event_list);
-	wake_up_interruptible(&e->base.file_priv->event_wait);
+	drm_send_event_locked(dev, &e->base);
+
 	trace_drm_vblank_event_delivered(e->base.pid, e->pipe,
 					 e->event.sequence);
 }
@@ -1668,9 +1665,6 @@ static int drm_queue_vblank_event(struct drm_device *dev, unsigned int pipe,
 	e->event.base.type = DRM_EVENT_VBLANK;
 	e->event.base.length = sizeof(e->event);
 	e->event.user_data = vblwait->request.signal;
-	e->base.event = &e->event.base;
-	e->base.file_priv = file_priv;
-	e->base.destroy = (void (*) (struct drm_pending_event *)) kfree;
 
 	spin_lock_irqsave(&dev->event_lock, flags);
 
@@ -1686,12 +1680,12 @@ static int drm_queue_vblank_event(struct drm_device *dev, unsigned int pipe,
 		goto err_unlock;
 	}
 
-	if (file_priv->event_space < sizeof(e->event)) {
-		ret = -EBUSY;
+	ret = drm_event_reserve_init_locked(dev, file_priv, &e->base,
+					    &e->event.base);
+
+	if (ret)
 		goto err_unlock;
-	}
 
-	file_priv->event_space -= sizeof(e->event);
 	seq = drm_vblank_count_and_time(dev, pipe, &now);
 
 	if ((vblwait->request.type & _DRM_VBLANK_NEXTONMISS) &&