diff options
| author | Ben Skeggs <bskeggs@redhat.com> | 2013-10-03 09:59:16 +1000 |
|---|---|---|
| committer | Ben Skeggs <bskeggs@redhat.com> | 2013-11-08 15:36:06 +1000 |
| commit | 15689c3c819d1d659cff464f427f398758a683de (patch) | |
| tree | e13de5a68558c7d2a3055a6ce632d0ac0e5d07bc /drivers/gpu/drm/nouveau/core/include | |
| parent | 51cb4b392a307a8293b4f1f300ab803d7ad3b036 (diff) | |
drm/nouveau/core: split lock into list+exec and enable refcount locks
This fixes a reported locking inversion when interacting with the DRM
core's vblank routines.
Reviewed-by: Maarten Lankhorst <maarten.lankhorst@canonical.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/nouveau/core/include')
| -rw-r--r-- | drivers/gpu/drm/nouveau/core/include/core/event.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/nouveau/core/include/core/event.h b/drivers/gpu/drm/nouveau/core/include/core/event.h index b649c75d7198..5d539ebff3ed 100644 --- a/drivers/gpu/drm/nouveau/core/include/core/event.h +++ b/drivers/gpu/drm/nouveau/core/include/core/event.h @@ -18,7 +18,8 @@ struct nouveau_eventh { }; struct nouveau_event { - spinlock_t lock; + spinlock_t list_lock; + spinlock_t refs_lock; void *priv; void (*enable)(struct nouveau_event *, int index); |