diff options
author | Erik Gilling <konkers@android.com> | 2013-03-01 00:43:11 (GMT) |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-03-04 09:44:07 (GMT) |
commit | c5b86b7418f46220a623277718d6a909f520477b (patch) | |
tree | 3dc3f52f69efca8d04c4e555f168904097a0227d /drivers/staging/android/sync.h | |
parent | 01544170e1959dd261ceec6413674a528221669b (diff) | |
download | linux-c5b86b7418f46220a623277718d6a909f520477b.tar.xz |
staging: sync: Add reference counting to timelines
If a timeline is destroyed while fences still hold pts on it, the reworked
fence release handler can cause the timeline to be freed before all it's points
are freed.
Cc: Maarten Lankhorst <maarten.lankhorst@canonical.com>
Cc: Erik Gilling <konkers@android.com>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Rob Clark <robclark@gmail.com>
Cc: Sumit Semwal <sumit.semwal@linaro.org>
Cc: dri-devel@lists.freedesktop.org
Cc: Android Kernel Team <kernel-team@android.com>
Signed-off-by: Erik Gilling <konkers@android.com>
[jstultz: Squished in compiler warning fix]
Signed-off-by: John Stultz <john.stultz@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/android/sync.h')
-rw-r--r-- | drivers/staging/android/sync.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/staging/android/sync.h b/drivers/staging/android/sync.h index 00c9bae..15863a6 100644 --- a/drivers/staging/android/sync.h +++ b/drivers/staging/android/sync.h @@ -80,6 +80,7 @@ struct sync_timeline_ops { /** * struct sync_timeline - sync object + * @kref: reference count on fence. * @ops: ops that define the implementaiton of the sync_timeline * @name: name of the sync_timeline. Useful for debugging * @destoryed: set when sync_timeline is destroyed @@ -90,6 +91,7 @@ struct sync_timeline_ops { * @sync_timeline_list: membership in global sync_timeline_list */ struct sync_timeline { + struct kref kref; const struct sync_timeline_ops *ops; char name[32]; |