Umer Saleem

I have applied this change set on current master and manually verified the correctness of following after an online rollback as mentioned in [this](https://github.com/openzfs/zfs/pull/9600#discussion_r359002431) comment: - File types: normal files,...

> Can you please add a complimentary PR to https://github.com/openzfs/openzfs-docs to update the docs for debian based systems? @gdevenyi Sure, will do.

> I'm curious, did you use existing Ubuntu ZFS packages as reference? @pzakha I used existing ZFS on Linux packaging for Debian, that is available [here](https://salsa.debian.org/zfsonlinux-team/zfs).

> I currently have several concerns regarding this: (1) is it possible to not place the `debian` directory in root directory? That conflicts with our workflow and will force us...

We do agree that this is not a good approach. Moving `debian` to `contrib` and rename the packages to `openzfs-*` can help clarify that this is not expected to be...

> > We do agree that this is not a good approach. Moving `debian` to `contrib` and rename the packages to `openzfs-*` can help clarify that this is not expected...

> If motivation is described a bit better, different solutions and approaches can be done to make things easy to achieve the desired goal and make it easy to share...

> As for (4). Debian packages built using the standard process do not include debug symbols neither. Debugging information will be split into `-dbgsym` packages. Why not try to prevent...

Since including Debian packaging in upstream is not a good practice and it creates a over head for maintainers, I have decided not to pursue this path further. Thanks to...

I see we are adding a new print interface for JSON (`jprint.h` and `jprint.c`) and there is also a `nvlist_to_json` in `spa_json_stats.c`. I am just curious if all the information...