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Date:      Tue, 7 Jul 2015 15:42:43 +0300
From:      Kimmo Paasiala <kpaasial@gmail.com>
To:        Quartz <quartz@sneakertech.com>
Cc:        freebsd-fs <freebsd-fs@freebsd.org>
Subject:   Re: A question about ZFS built-in SMB
Message-ID:  <CA%2B7WWSexpU8j5ibkSO3_TSZrkPYLe5gbee2pgMrY7N66R8UYSQ@mail.gmail.com>
In-Reply-To: <559AC1E4.6050906@sneakertech.com>
References:  <5599496C.6010702@sneakertech.com> <20150705210306.GA1048@in-addr.com> <559A08AF.9050809@sneakertech.com> <CAOjFWZ4ktnPGeqKgv-SLtpfEajnYnOQ7rHZr6JYD6jYw6r835A@mail.gmail.com> <559A14DB.3080905@sneakertech.com> <559A87FE.70309@kateley.com> <559AB32A.7070702@sneakertech.com> <CA%2B7WWSc%2BgzMDysc345Qpnd6HtsUKcwrndsAjiXEri%2BABssPGDg@mail.gmail.com> <559AC1E4.6050906@sneakertech.com>

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On Mon, Jul 6, 2015 at 8:59 PM, Quartz <quartz@sneakertech.com> wrote:
>
>>> Oh ok. I was under the impression that Linux ZFS was basically a
>>> hack/port
>>> of the FreeBSD version due to licensing issues, and the FreeBSD version
>>> was
>>> itself a port of the illumos version.
>>>
>>
>> http://zfsonlinux.org/faq.html#WhatAboutTheLicensingIssue
>>
>> There is no real licensing issue since ZFS can be compiled into a
>> loadable kernel module(s) on Linux (just as it is used in FreeBSD
>> anyway) and that avoids the clash between the two mutually
>> incompatible licenses.
>
>
> Did this change recently? Last time I looked was a few years ago and ZFS on
> Linux was still largely an awkward hack because what they had to do to work
> around the licensing issue. I heavily investigated the Debian/kFreeBSD
> project before just going with mainline FreeBSD.
>
>
>

As far as I understand the main issue was that the ZFS sources
couldn't be imported to the kernel source tree and built into a kernel
module with the other similar kernel modules. The solution was to
build the kernel module separately treating it as a 3rd party "binary
blob".

-Kimmo



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