On Tue, Sep 11, 2012 at 10:25:01AM +0200, Lars Ellenberg wrote: [..] > "To enforce write-after-write dependencies, you *have* to drain the > queue (do we have a generic interface available for that?), > or at least wait for the completion of all the requests you > (potentially) depend upon, before even submitting the dependent request.
I think you need to wait for all previous IOs (you are dependent on) to finish. Thanks Vivek -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
