Yes, I think these are both conceptually useful on illumos as well.  We
might need a different mechanism for reading this data from the kernel to
userland.

As future work, it would be nice if the arc_read visibility stuff was not
so high overhead.  We could convert it to use a multilist_t, so that we
don't need to grab a big lock for every arc access.

--matt

On Mon, Jan 14, 2019 at 5:21 AM Igor Kozhukhov <[email protected]> wrote:

> Hi All,
>
> looking to ZoL:
> Add visibility in to arc_read
>
> https://github.com/zfsonlinux/zfs/commit/1421c89142376bfd41e4de22ed7c7846b9e41f95#diff-163982413ed6b6861e08633c89a77395
>
> Add visibility in to cached dbufs
>
> https://github.com/zfsonlinux/zfs/commit/e0b0ca983d6897bcddf05af2c0e5d01ff66f90db
>
> are they are both applicable to illumos?
>
> best regards,
> -Igor
>
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