On Tue, Jun 25, 2019 at 01:58:43PM +0200, David Sterba wrote:
> On Tue, Jun 18, 2019 at 04:09:19PM -0400, Josef Bacik wrote:
> > --- /dev/null
> > +++ b/fs/btrfs/space-info.c
> > @@ -0,0 +1,177 @@
> > +/* SPDX-License-Identifier: GPL-2.0 */
> > +/*
> > + * Copyright (C) 2019 Facebook.  All rights reserved.
> > + */
> 
> How does the copyright claim work here? You're just moving code from a
> file (extent-tree.c) that has
> 
>   "Copyright (C) 2007 Oracle.  All rights reserved."
> 
> Adding company copyright to new files that implement something
> completely new seems to be fine and I don't object against adding it,
> though personally I think it's pointless to add the copyrights when
> there's the Signed-off-by mechanism and full and immutable history of
> changes tracked in git and newly the SPDX tag to disperse any confusion
> about licensing of individual files.
> 

Yeah I agree, fix it however you like, the signed-off chain seems to be what's
important.  Thanks,

Josef

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