diff options
Diffstat (limited to 'linux-core')
| -rw-r--r-- | linux-core/drm_lock.c | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/linux-core/drm_lock.c b/linux-core/drm_lock.c index 8619defb..97417636 100644 --- a/linux-core/drm_lock.c +++ b/linux-core/drm_lock.c @@ -170,11 +170,8 @@ int drm_unlock(struct inode *inode, struct file *filp, if (dev->driver->kernel_context_switch_unlock) dev->driver->kernel_context_switch_unlock(dev); else { - drm_lock_transfer(dev, &dev->lock.hw_lock->lock, - DRM_KERNEL_CONTEXT); - if (drm_lock_free(dev, &dev->lock.hw_lock->lock, - DRM_KERNEL_CONTEXT)) { + lock.context)) { DRM_ERROR("\n"); } } @@ -263,12 +260,12 @@ int drm_lock_free(drm_device_t * dev, { unsigned int old, new, prev; - dev->lock.filp = NULL; do { old = *lock; - new = 0; + new = _DRM_LOCKING_CONTEXT(old); prev = cmpxchg(lock, old, new); } while (prev != old); + if (_DRM_LOCK_IS_HELD(old) && _DRM_LOCKING_CONTEXT(old) != context) { DRM_DEBUG("%d freed heavyweight lock held by %d\n", context, _DRM_LOCKING_CONTEXT(old)); |