Date: Thu, 28 Sep 2017 09:46:29 -0600 From: Warner Losh <imp@bsdimp.com> To: Andriy Gapon <avg@freebsd.org> Cc: "freebsd-arch@freebsd.org" <freebsd-arch@freebsd.org> Subject: Re: lua in zfs Message-ID: <CANCZdfqd6ok5RSe_wCfDmJPK=Aa-HkZNfJtptvKnpp4dJFKYHA@mail.gmail.com> In-Reply-To: <CANCZdfp7=_SyD4SovOFuA1hq8cQHOy%2BGQ8EbtnDZ5LnFNQuE8Q@mail.gmail.com> References: <ae7a34af-4c91-daae-e917-b98ac7fb69d9@FreeBSD.org> <CANCZdfqocwEArqntzUdwBufxa%2BNANHs6VdKJrRFwGHT8HpaFyw@mail.gmail.com> <fd8098c7-37dd-e66a-e528-2668203381a5@FreeBSD.org> <CANCZdfp7=_SyD4SovOFuA1hq8cQHOy%2BGQ8EbtnDZ5LnFNQuE8Q@mail.gmail.com>
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On Thu, Sep 28, 2017 at 9:40 AM, Warner Losh <imp@bsdimp.com> wrote: > > > On Thu, Sep 28, 2017 at 9:16 AM, Andriy Gapon <avg@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@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 >> > >
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