Re: [GIT PULL 00/25] LightNVM updates for 4.16

From: Jens Axboe
Date: Fri Jan 05 2018 - 10:51:02 EST


On Fri, Jan 05 2018, Matias Bjørling wrote:
> Hi Jens,
>
> Here is a couple of patches for 4.16.
>
> This patchset prepares the lightnvm and pblk source code for the 2.0
> specification release. The specification is close to its final
> revision. After these changes, 2.0 support is a quick drop.
>
> While adopting 2.0 specification, the rrpc and null_blk
> implementation had to go. rrpc used the deprecated device-side
> table mapping table API for the 1.2 specification, and there are
> no users of it. Similarly, null_blk has not worked with pblk for
> a while.
>
> Javier and Hans have been hard at work at fixing up bugs in pblk,
> especially concerning synchronization points between user I/O and GC
> I/O. While also fixing bugs that occurred on bringup/bringdown.
>
> They also added support for iostats and added an option to add
> support for defining the amount of over-provisioning an instance
> should have.

Apart from the minor comment on one of the later patches, looks fine to
me. Applied for 4.16.

--
Jens Axboe