atomic_inc_not_zero
if (!atomic_inc_not_zero(&aux_dev->usecount))
if (!atomic_inc_not_zero(&aux_dev->usecount))
if (atomic_inc_not_zero(&obj->mm.pages_pin_count))
if (!atomic_inc_not_zero(&obj->mm.pages_pin_count)) {
if (atomic_inc_not_zero(&ctx->hw_id_pin_count))
return atomic_inc_not_zero(&mm->mm_users);