svn: head/usr.bin: . trim

[Eugene Grosbein]

01.12.2018 4:29, Steven Hartland wrote:

> On 30/11/2018 21:16, Eugene Grosbein wrote:
>> 30.11.2018 21:23, Warner Losh wrote:
>>
>>> So I'm back to my point: we should just put it into dd and move on with our lives. It's really the right place for it.
>> Why can't we have two implementations? Diversity is good thing.
>>
>> I can imagine erasing a partition with ZFS Cache or ZIL inside and
>> "trim /dev/da0p2 /dev/da0p3" looks much better :-)
>
> ZFS already does that no need for a separate tool

Think of media taken out of (possibly already dead) ZFS-based to UFS-only system.

By the way, how exactly do you trim previously ZIL partition withing working ZFS-based system?