Re: [PATCH] lightnvm: simplify geometry structure.

From: Javier Gonzalez
Date: Tue Feb 27 2018 - 11:10:06 EST



> On 27 Feb 2018, at 16.57, Javier GonzÃlez <jg@xxxxxxxxxxx> wrote:
>
> Currently, the device geometry is stored redundantly in the nvm_id and
> nvm_geo structures at a device level. Moreover, when instantiating
> targets on a specific number of LUNs, these structures are replicated
> and manually modified to fit the instance channel and LUN partitioning.
>
> Instead, create a generic geometry around nvm_geo, which can be used by
> (i) the underlying device to describe the geometry of the whole device,
> and (ii) instances to describe their geometry independently.
>
> Since these share a big part of the geometry, create a nvm_common_geo
> structure that keeps the static geoometry values that are shared across
> instances.
>
> As we introduce support for 2.0, these structures allow to abstract
> spec. specific values and present a common geometry to targets.
>
> Signed-off-by: Javier GonzÃlez <javier@xxxxxxxxxxxx>
> ---
>

Please ignore this commit message for now. Itâs not updated...

Javier