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/
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