Messages in this thread | ![/](/images/icornerl.gif) | | Date | Fri, 17 Oct 2003 19:59:38 +0200 | From | Manfred Spraul <> | Subject | Re: [PATCH] ide write barrier support |
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Jens wrote:
>The problem is that as far as I can see the best way to make fsync >really work is to make the last write a barrier write. That >automagically gets everything right for you - when the last block goes >to disk, you know the previous ones have already. And when the last >block completes, you know the whole lot is on platter. > Are you sure? What prevents the io scheduler from writing the last block before other blocks?
-- Manfred
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