Re: [PATCH 17/17] null_blk: remove legacy IO path

Johannes Thumshirn
2018-10-12T08:51:32Z

On 12/10/18 08:56, Dongli Zhang wrote:
> Hi Jens,
>
> Will the legacy path be fully deprecated?
>
> In addition to performance measurement, null_blk is a very good tutorial for
> beginners to understand how to implement a legacy path based block driver from
> scratch. Unless legacy path is not used any longer, why not keep it in the code
> as a tutorial?

But when there is no tutorial on how to write drivers for the legacy
path no one will write drivers for the legacy path and will be upset
when we remove it.

Johannes

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Johannes Thumshirn SUSE Labs
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