From ef19298b406f93af4bb249f0776deb8366e97532 Mon Sep 17 00:00:00 2001 From: Stefan Weinhuber Date: Wed, 5 Jan 2011 12:48:02 +0100 Subject: [S390] dasd: add High Performance FICON multitrack support Some storage systems support multitrack High Performance FICON requests, which read or write data to more than one track. This patch enables the DASD device driver to generate multitrack High Performance FICON requests. Signed-off-by: Stefan Weinhuber Signed-off-by: Martin Schwidefsky --- drivers/s390/block/dasd.c | 4 ---- 1 file changed, 4 deletions(-) (limited to 'drivers/s390/block/dasd.c') diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c index faa7d425cb9c..605f96f154a5 100644 --- a/drivers/s390/block/dasd.c +++ b/drivers/s390/block/dasd.c @@ -745,10 +745,6 @@ struct dasd_ccw_req *dasd_smalloc_request(int magic, int cplength, char *data; int size; - /* Sanity checks */ - BUG_ON(datasize > PAGE_SIZE || - (cplength*sizeof(struct ccw1)) > PAGE_SIZE); - size = (sizeof(struct dasd_ccw_req) + 7L) & -8L; if (cplength > 0) size += cplength * sizeof(struct ccw1); -- cgit v1.2.3-55-g7522