Messages in this thread | ![/](/images/icornerl.gif) | | Date | Tue, 18 Aug 2020 20:13:08 +0200 | From | Javier Gonzalez <> | Subject | Re: [PATCH 2/2] nvme: add emulation for zone-append |
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On 18.08.2020 10:39, Keith Busch wrote: >On Tue, Aug 18, 2020 at 07:29:12PM +0200, Javier Gonzalez wrote: >> On 18.08.2020 09:58, Keith Busch wrote: >> > On Tue, Aug 18, 2020 at 11:50:33AM +0200, Javier Gonzalez wrote: >> > > a number of customers are requiring the use of normal writes, which we >> > > want to support. >> > >> > A device that supports append is completely usable for those customers, >> > too. There's no need to create divergence in this driver. >> >> Not really. You know as well as I do that some features are disabled for >> a particular SSD model on customer requirements. Generic models >> implementing append can submit both I/Os, but those that remove append >> are left out. > >You are only supporting my point: if your device supports append, you >get to work in every ZNS use case, otherwise you only get to work in a >subset.
There are several devices. Some of them enable append and some do not. I would like to support the later too.
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