> +static void dmabuf_sync_timeout_worker(struct work_struct *work)
> +{
> + struct dmabuf_sync *sync = container_of(work, struct dmabuf_sync,
> work);
> + struct dmabuf_sync_object *sobj;
> +
> + mutex_lock(&sync->lock);
> +
> + list_for_each_entry(sobj, &sync->syncs, head) {
> + if (WARN_ON(!sobj->robj))
> + continue;
> +
> + printk(KERN_WARNING "%s: timeout = 0x%x [type = %d, " \
> + "refcnt = %d, locked = %d]\n",
> + sync->name, (u32)sobj->dmabuf,
> + sobj->access_type,
> +
atomic_read(&sobj->robj->shared_cnt),
> + sobj->robj->locked);
> +
> + /* unlock only valid sync object. */
> + if (!sobj->robj->locked)
> + continue;
> +
> + if (sobj->robj->shared &&
> + atomic_read(&sobj->robj->shared_cnt) > 1) {
> + atomic_dec(&sobj->robj->shared_cnt);
> + continue;
> + }
> +
> + ww_mutex_unlock(&sobj->robj->lock);
> +
> + if (sobj->access_type & DMA_BUF_ACCESS_READ)
> + printk(KERN_WARNING "%s: r-unlocked = 0x%x\n",
> + sync->name, (u32)sobj->dmabuf);
> + else
> + printk(KERN_WARNING "%s: w-unlocked = 0x%x\n",
> + sync->name, (u32)sobj->dmabuf);
> +
> +#if defined(CONFIG_DEBUG_FS)
> + sync_debugfs_timeout_cnt++;
> +#endif
Oops, unnecessary codes. will remove them.
