On Mon, Apr 26, 2010 at 02:34:16PM +0200, Xose Vazquez Perez wrote:
quoted text
> hi,
> 
> why is it FORCED ? bypassing a GLOBAL setting and also the kernel command line !!!
> 
> drivers/s390/block/dasd.c
> 
> /*
>  * Allocate and initialize request queue and default I/O scheduler.
>  */
> static int dasd_alloc_queue(struct dasd_block *block)
> {
> 	int rc;
> 
> 	block->request_queue = blk_init_queue(do_dasd_request,
> 					       &block->request_queue_lock);
> 	if (block->request_queue == NULL)
> 		return -ENOMEM;
> 
> 	block->request_queue->queuedata = block;
> 
> 	elevator_exit(block->request_queue->elevator);
> 	block->request_queue->elevator = NULL;
> 	rc = elevator_init(block->request_queue, "deadline");
> 	if (rc) {
> 		blk_cleanup_queue(block->request_queue);
> 		return rc;
> 	}
> 	return 0;
> }

Horst, Stefan W. or Stefan H. should be able to answer your question.
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