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Re: [PATCH 005/104] virtiofsd: Add passthrough_ll
From: |
Dr. David Alan Gilbert |
Subject: |
Re: [PATCH 005/104] virtiofsd: Add passthrough_ll |
Date: |
Fri, 3 Jan 2020 14:37:22 +0000 |
User-agent: |
Mutt/1.13.0 (2019-11-30) |
* Daniel P. Berrangé (address@hidden) wrote:
> On Fri, Jan 03, 2020 at 12:15:35PM +0000, Dr. David Alan Gilbert wrote:
> > * Daniel P. Berrangé (address@hidden) wrote:
> > > On Thu, Dec 12, 2019 at 04:37:25PM +0000, Dr. David Alan Gilbert (git)
> > > wrote:
> > > > From: "Dr. David Alan Gilbert" <address@hidden>
> > > >
> > > > passthrough_ll is one of the examples in the upstream fuse project
> > > > and is the main part of our daemon here. It passes through requests
> > > > from fuse to the underlying filesystem, using syscalls as directly
> > > > as possible.
> > > >
> > > > From libfuse fuse-3.8.0
> > > >
> > > > Signed-off-by: Dr. David Alan Gilbert <address@hidden>
> > > > ---
> > > > tools/virtiofsd/passthrough_ll.c | 1338 ++++++++++++++++++++++++++++++
> > > > 1 file changed, 1338 insertions(+)
> > > > create mode 100644 tools/virtiofsd/passthrough_ll.c
> > > >
> > > > diff --git a/tools/virtiofsd/passthrough_ll.c
> > > > b/tools/virtiofsd/passthrough_ll.c
> > > > new file mode 100644
> > > > index 0000000000..5372d02934
> > > > --- /dev/null
> > > > +++ b/tools/virtiofsd/passthrough_ll.c
> > > > @@ -0,0 +1,1338 @@
> > > > +/*
> > > > + FUSE: Filesystem in Userspace
> > > > + Copyright (C) 2001-2007 Miklos Szeredi <address@hidden>
> > > > +
> > > > + This program can be distributed under the terms of the GNU GPL.
> > >
> > > I presume this mistake exists in upstream fuse GIT - missing GPL version
> > > number info here.
> >
> > Yes it is, see:
> > https://github.com/libfuse/libfuse/blob/d735af94fa54a5555ce725f1d4e6b97b812b6603/example/passthrough_ll.c
> >
> > And at the time that was added their COPYING file was GPL v2.
> >
> > although they've since renamed COPYING to GPL2.txt but not updated
> > the comments; but they added a LICENSE file.
> > https://github.com/libfuse/libfuse/commit/e8bcd8461ce7dfdc7366f44bad8d855696e73c3b
> >
> > > This is important to correct since we're moving code
> > > from another repo and thus the COPYING file it is referring to on the
> > > next line is ambiguous to the casual reader.
> > >
> > > > + See the file COPYING.
> > > > +*/
> > >
> > > With the GPL version info added:
> >
> > So just change 'GNU GPL' to 'GNU GPL version 2' during the import?
>
> Yes, or just "GPLv2" is fine too. Ideally submit a patch to libfuse
> upstream & then just copy the result.
libfuse pull request created:
https://github.com/libfuse/libfuse/pull/485
> >
> > > Reviewed-by: Daniel P. Berrangé <address@hidden>
> >
>
> Regards,
> Daniel
> --
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--
Dr. David Alan Gilbert / address@hidden / Manchester, UK