diff options
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem.c | 12 |
1 files changed, 3 insertions, 9 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index de45b60..9b51712 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -91,7 +91,6 @@ i915_gem_wait_for_error(struct drm_device *dev) { struct drm_i915_private *dev_priv = dev->dev_private; struct completion *x = &dev_priv->error_completion; - unsigned long flags; int ret; if (!atomic_read(&dev_priv->mm.wedged)) @@ -116,9 +115,7 @@ i915_gem_wait_for_error(struct drm_device *dev) * end up waiting upon a subsequent completion event that * will never happen. */ - spin_lock_irqsave(&x->wait.lock, flags); - x->done++; - spin_unlock_irqrestore(&x->wait.lock, flags); + complete(x); } return 0; } @@ -946,12 +943,9 @@ i915_gem_check_wedge(struct drm_i915_private *dev_priv, if (atomic_read(&dev_priv->mm.wedged)) { struct completion *x = &dev_priv->error_completion; bool recovery_complete; - unsigned long flags; /* Give the error handler a chance to run. */ - spin_lock_irqsave(&x->wait.lock, flags); - recovery_complete = x->done > 0; - spin_unlock_irqrestore(&x->wait.lock, flags); + recovery_complete = completion_done(x); /* Non-interruptible callers can't handle -EAGAIN, hence return * -EIO unconditionally for these. */ @@ -4366,7 +4360,7 @@ static bool mutex_is_locked_by(struct mutex *mutex, struct task_struct *task) if (!mutex_is_locked(mutex)) return false; -#if defined(CONFIG_SMP) || defined(CONFIG_DEBUG_MUTEXES) +#if (defined(CONFIG_SMP) || defined(CONFIG_DEBUG_MUTEXES)) && !defined(CONFIG_PREEMPT_RT_BASE) return mutex->owner == task; #else /* Since UP may be pre-empted, we cannot assume that we own the lock */ |