Messages in this thread | | | Date | Mon, 27 Nov 2023 03:44:11 -0700 | From | Keith Busch <> | Subject | Re: [RFC v1] nvme: add cse, ds, ms, nsze and nuse to sysfs |
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On Mon, Nov 27, 2023 at 11:32:08AM +0100, Daniel Wagner wrote: > libnvme is using the sysfs for enumarating the nvme resources. Though > there are few missing attritbutes in the sysfs. For these libnvme issues > commands during discovering. > > As the kernel already knows all these attributes and we would like to > avoid libnvme to issue commands all the time, expose these missing > attributes.
The id namespace 'nuse' field can be quite volatile: it can change on any write or discard command, so caching it may quickly get out of sync with the actual value.
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