diff options
author | Thomas Gleixner <tglx@linutronix.de> | 2011-07-17 23:56:44 +0200 |
---|---|---|
committer | Steven Rostedt <rostedt@goodmis.org> | 2012-03-14 16:03:56 -0400 |
commit | 10567485711bc710877de0dcb7222b600679c043 (patch) | |
tree | 444a0ebbc185c833586769c43a114052b704a00e /drivers | |
parent | 8d4bbc049f432a07c31de555a6c6ef75169643a1 (diff) |
drm-more-moronic-crap.patch
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/gpu/drm/drm_irq.c | 4 |
1 files changed, 0 insertions, 4 deletions
diff --git a/drivers/gpu/drm/drm_irq.c b/drivers/gpu/drm/drm_irq.c index 2c265a1e4772..ea65ca6f566b 100644 --- a/drivers/gpu/drm/drm_irq.c +++ b/drivers/gpu/drm/drm_irq.c @@ -109,10 +109,7 @@ static void vblank_disable_and_save(struct drm_device *dev, int crtc) /* Prevent vblank irq processing while disabling vblank irqs, * so no updates of timestamps or count can happen after we've * disabled. Needed to prevent races in case of delayed irq's. - * Disable preemption, so vblank_time_lock is held as short as - * possible, even under a kernel with PREEMPT_RT patches. */ - preempt_disable(); spin_lock_irqsave(&dev->vblank_time_lock, irqflags); dev->driver->disable_vblank(dev, crtc); @@ -163,7 +160,6 @@ static void vblank_disable_and_save(struct drm_device *dev, int crtc) clear_vblank_timestamps(dev, crtc); spin_unlock_irqrestore(&dev->vblank_time_lock, irqflags); - preempt_enable(); } static void vblank_disable_fn(unsigned long arg) |