…
> +++ b/drivers/dma-buf/dma-heap.c
…
> +static void dma_heap_release(struct kref *ref)
> +{
…
> + mutex_lock(&heap_list_lock);
> + list_del(&heap->list);
> + mutex_unlock(&heap_list_lock);
…Under which circumstances would you become interested to apply a statement like “guard(mutex)(&heap_list_lock);”? https://elixir.bootlin.com/linux/v6.10/source/include/linux/mutex.h#L196 Regards, Markus
