Re: [PATCH v2] checkpatch: Fix checks for Kconfig help text

From: Leo Yan
Date: Sat Nov 18 2017 - 03:46:29 EST


On Fri, Nov 10, 2017 at 05:42:27AM -0800, Joe Perches wrote:
> On Fri, 2017-11-10 at 14:42 +0800, Leo Yan wrote:
> > If one patch has Kconfig section, the check script variable '$is_start'
> > will be set by first 'config' line and the variable '$is_end' is to be
> > set by the second 'config' line. But patches often only has one
> > 'config' line so we have no chance to set '$is_end', as result below
> > condition is invalid and it skips check for Kconfig description:
> >
> > if ($is_start && $is_end && $length < $min_conf_desc_length) {
> > ......
> > }
> >
> > When script runs to this condition sentence it means the Kconfig
> > section parsing has been completed, whatever '$is_end' is true
> > or not. So removes '$is_end' from condition sentence.
> >
> > Another change is to change '$min_conf_desc_length' from 4 to 1; so can
> > pass the check if Kconfig description has at least one line.
>
> Hello Leo.
>
> I do not like this.
>
> Separate changes please and that $min_conf_desc_length
> change is definitely not a fix. It's a preference.

Thank you for suggestion, Joe. Will send new patches soon.

Thanks,
Leo Yan

> > diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
> []
> > @@ -51,7 +51,7 @@ my $configuration_file = ".checkpatch.conf";
> > my $max_line_length = 80;
> > my $ignore_perl_version = 0;
> > my $minimum_perl_version = 5.10.0;
> > -my $min_conf_desc_length = 4;
> > +my $min_conf_desc_length = 1;
> > my $spelling_file = "$D/spelling.txt";
> > my $codespell = 0;
> > my $codespellfile = "/usr/share/codespell/dictionary.txt";
> > @@ -2796,7 +2796,7 @@ sub process {
> > }
> > $length++;
> > }
> > - if ($is_start && $is_end && $length < $min_conf_desc_length) {
> > + if ($is_start && $length < $min_conf_desc_length) {
> > WARN("CONFIG_DESCRIPTION",
> > "please write a paragraph that describes the config symbol fully\n" . $herecurr);
> > }