Messages in this thread | | | Date | Sat, 21 Aug 2004 18:21:56 +0200 | From | Jens Axboe <> | Subject | Re: serialize access to ide device |
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On Sat, Aug 21 2004, Bartlomiej Zolnierkiewicz wrote: > On Saturday 21 August 2004 12:32, Jens Axboe wrote: > > > What about adding new kind of REQ_SPECIAL request and converting > > > set_using_dma(), set_xfer_rate(), ..., to be callback functions for this > > > request? > > > > > > This should be a lot cleaner and will cover 100% cases. > > > > That will still only serialize per-channel. But yes, a lot cleaner. > > per hwgroup not per channel > (serializing per host device will be better but requires even more work)
Sorry yes hwgroup, that's what I meant. The case I worried about in my patch (and noted) is that it doesn't cover per-hwif and neither would a special request.
-- Jens Axboe
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