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path: root/drivers/dma-buf/reservation.c
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Diffstat (limited to 'drivers/dma-buf/reservation.c')
-rw-r--r--drivers/dma-buf/reservation.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/dma-buf/reservation.c b/drivers/dma-buf/reservation.c
index c1618335ca99..4d32e2c67862 100644
--- a/drivers/dma-buf/reservation.c
+++ b/drivers/dma-buf/reservation.c
@@ -73,6 +73,8 @@ int reservation_object_reserve_shared(struct reservation_object *obj,
struct reservation_object_list *old, *new;
unsigned int i, j, k, max;
+ reservation_object_assert_held(obj);
+
old = reservation_object_get_list(obj);
if (old && old->shared_max) {
@@ -151,6 +153,8 @@ void reservation_object_add_shared_fence(struct reservation_object *obj,
dma_fence_get(fence);
+ reservation_object_assert_held(obj);
+
fobj = reservation_object_get_list(obj);
count = fobj->shared_count;
@@ -196,6 +200,8 @@ void reservation_object_add_excl_fence(struct reservation_object *obj,
struct reservation_object_list *old;
u32 i = 0;
+ reservation_object_assert_held(obj);
+
old = reservation_object_get_list(obj);
if (old)
i = old->shared_count;
@@ -236,6 +242,8 @@ int reservation_object_copy_fences(struct reservation_object *dst,
size_t size;
unsigned i;
+ reservation_object_assert_held(dst);
+
rcu_read_lock();
src_list = rcu_dereference(src->fence);