staging: sync: Add internal refcounting to fences
authorErik Gilling <konkers@android.com>
Fri, 1 Mar 2013 00:43:10 +0000 (16:43 -0800)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Mon, 4 Mar 2013 09:44:07 +0000 (17:44 +0800)
commit01544170e1959dd261ceec6413674a528221669b
tree003fb10b436e06443ccbaab29b719aba549a3919
parentc6f668ce63943db48057b2e3ae8ef3ad5f9b29d2
staging: sync: Add internal refcounting to fences

If a fence is released while a timeline that one of it's pts is on is being
signaled, it is possible for that fence to be deleted before it is signaled.
This patch adds a refcount for internal references such as signaled pt
processing.

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>
Signed-off-by: John Stultz <john.stultz@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/staging/android/sync.c
drivers/staging/android/sync.h