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On Fri, May 21 2004, Nick Piggin wrote: > FabF wrote: > >Jens, > > > > Here's ff1 patchset to have generic I/O context. > >ff1 : Export io context operations from blkdev/ll_rw_blk (ok) > >ff2 : Make io_context generic plateform by importing IO stuff from > >as_io. > > > > Can I just ask why you want as_io_context in generic code? > It is currently nicely hidden away in as-iosched.c where > nobody else needs to ever see it. I think (it's the only reason I can think of) that he is trying to make the anticipation generic. Am I correct? > > AFAICS, cfq_queue for instance could disappear when using io_context > >but I think elv_data should remain elevator side.... > >I don't want to go in the wild here so if you've got suggestions, don't > >hesitate ;) > > > > cfq_queue is per-queue-per-process. io_context is just > per-process, so it isn't a trivial replacement. Definitely not, I struggled quite a bit with such a transformation in cfq + ioprio. -- Jens Axboe - 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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