C++ (Cpp) htifblk_segment Examples

Example #1

File: htif-blk.c Project: darius-bluespec/riscv-linux

static void htifblk_request(struct request_queue *q)
{
	struct htifblk_device *dev;
	struct request *req;
	int ret;

	dev = q->queuedata;
	if (dev->req != NULL)
		return;

	while ((req = blk_fetch_request(q)) != NULL) {
		if (req->cmd_type == REQ_TYPE_FS) {
			ret = htifblk_segment(dev, req);
			if (unlikely(ret)) {
				WARN_ON(__blk_end_request_cur(req, ret));
				continue;
			}
			blk_stop_queue(q);
			break;
		} else {
			blk_dump_rq_flags(req, DRIVER_NAME
				": ignored non-fs request");
			__blk_end_request_all(req, -EIO);
			continue;
		}
	}
}

Example #2

File: htif-blk.c Project: arunthomas/riscv-linux

static void htifblk_request(struct request_queue *q)
{
	struct htifblk_device *dev;
	struct request *req;
	unsigned long flags;
	int ret;

	dev = q->queuedata;
	spin_lock_irqsave(q->queue_lock, flags);
	if (dev->req != NULL)
		goto out;

	while ((req = blk_fetch_request(q)) != NULL) {
		if (req->cmd_type == REQ_TYPE_FS) {
			ret = htifblk_segment(dev, req);
			if (unlikely(ret)) {
				WARN_ON(__blk_end_request_cur(req, ret));
				continue;
			}
			blk_stop_queue(q);
			break;
		} else {
			blk_dump_rq_flags(req, DRIVER_NAME
				": ignored non-fs request");
			__blk_end_request_all(req, -EIO);
			continue;
		}
	}
out:
	spin_unlock_irqrestore(q->queue_lock, flags);
}