block: dump request state on seeing a corrupted request completion



Currently we just dump a non-informative 'request botched' message.
Lets actually try and print something sane to help debug issues
around this.

Signed-off-by: Jens Axboe <jaxboe@fusionio.com>

parent b2a8b4b8

block/blk-core.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -2163,7 +2163,7 @@ bool blk_update_request(struct request *req, int error, unsigned int nr_bytes)
		* size, something has gone terribly wrong.
		*/
		if (blk_rq_bytes(req) < blk_rq_cur_bytes(req)) {
		printk(KERN_ERR "blk: request botched\n");
		blk_dump_rq_flags(req, "request botched");
		req->__data_len = blk_rq_cur_bytes(req);
		}