Messages in this thread | | | Date | Wed, 24 Jul 2002 14:43:53 +0200 (MET DST) | From | Bartlomiej Zolnierkiewicz <> | Subject | Re: please DON'T run 2.5.27 with IDE! |
| |
On Wed, 24 Jul 2002, Marcin Dalecki wrote:
> [root@localhost block]# grep \>special *.c > elevator.c: !rq->waiting && !rq->special) > ^^^^^^ This one is supposed to have the required barrier effect.
Go reread, no barrier effect, requests can slip in before your REQ_SPECIAL. They cannon only be merged with REQ_SPECIAL.
Regards -- Bartlomiej
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |