lua in zfs

[Warner Losh]

On Thu, Sep 28, 2017 at 9:40 AM, Warner Losh <imp at bsdimp.com> wrote:

>
>
> On Thu, Sep 28, 2017 at 9:16 AM, Andriy Gapon <avg at freebsd.org> wrote:
>
>> On 28/09/2017 16:13, Warner Losh wrote:
>> > Which version? Where in the tree? Can this be disabled?
>>
>> It's lua 5.2.4 at the moment.  Its source code will reside in
>> sys/cddl/contrib/opensolaris/uts/common/fs/zfs/lua.  At run-time it will
>> be in
>> zfs.ko or in kernel if it's built with ZFS option.  For time being, it's
>> not
>> possible to turn it off individually, but if you don't include ZFS or any
>> CDDL
>> licensed code at all, then you won't have Lua too.  But I think that it
>> should
>> be possible to add a new knob specifically to compile ZFS without Lua, if
>> anybody wants it.
>
>
> OK. Any chance you could put it in sys/contrib/lua instead? The same place
> that the boot loader lua project has it? The lua boot loader project is
> using 5.3.0 it seems, is there any reason you couldn't use that instead?
>
> I've been working on this in the background and was hoping to get it in
> before 12.
>

Oh, and I forgot to add that I wasn't requesting a new knob at this time,
per se. Just wanted to know if it was there.

Warner


> Warner
>
>
>> > On Thu, Sep 28, 2017 at 5:40 AM, Andriy Gapon <avg at freebsd.org> wrote:
>> >
>> >>
>> >> I am going to import the upstream ZFS Channel Programs change that
>> adds Lua
>> >> interpreter to ZFS kernel code.  In addition to pure Lua (no
>> libraries) it
>> >> also
>> >> has a number of functions to interact with ZFS.  No general purpose
>> kernel
>> >> access.
>>
>> --
>> Andriy Gapon
>>
>
>