Re: Documentation/, SPDX tags, and checkpatch.pl

[Joe Perches]

On Mon, 2019-10-14 at 13:47 -0700, John Hubbard wrote:
> Hi,
> 
> When adding a new Documentation/ file, checkpatch.pl is warning me
> that the SPDX tag is missing. Should checkpatch.pl skip those kinds
> of warnings, seeing as how we probably don't intend on putting the
> SPDX tags at the top of the Documentation/*.rst files?
> 
> Or are we, after all? I'm just looking to get to a warnings-free situation 
> here, one way or the other. :)
> 
> The exact warning I'm seeing is:
> 
> WARNING: Missing or malformed SPDX-License-Identifier tag in line 1
> #25: FILE: Documentation/vm/get_user_pages.rst:1:
> +.. _get_user_pages:
> 

Looks like ~18% of the .rst files already have SPDX markers

$ git ls-files -- '*.rst' | wc -l
2125

$ git grep -n "SPDX-License-Identifier:" -- '*.rst'| grep ':1:' | wc -l
378

Likely all .rst files will have these markers eventually.