kern/58556: zfs extattr support isn't wired up

[campbell+netbsd%mumble.net@localhost]

>Number:         58556
>Category:       kern
>Synopsis:       zfs extattr support isn't wired up
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    kern-bug-people
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Tue Aug 06 19:10:00 +0000 2024
>Originator:     Taylor R Campbell
>Release:        current, 10, 9, ...
>Organization:
The extnetbzd Foundattr
>Environment:
>Description:
Although zfs supports extattrs, the vops aren't wired up so it's not available through NetBSD's extattr API.

As a result, applications like glusterfs won't work on zfs.
>How-To-Repeat:
Try to create a glusterfs brick on zfs.
>Fix:
Yes, please!