Re: [RFC][PATCH v2 7/7] checkpatch: add pF/pf deprecation warning

From: Joe Perches
Date: Wed Sep 20 2017 - 22:28:45 EST


On Thu, 2017-09-21 at 09:27 +0900, Sergey Senozhatsky wrote:
> On (09/20/17 10:38), Joe Perches wrote:
> > On Thu, 2017-09-21 at 01:29 +0900, Sergey Senozhatsky wrote:
> > > We deprecated '%pF/%pf' printk specifiers, since '%pS/%ps' is now smart
> > > enough to handle function pointer dereference on platforms where such
> > > dereference is required.
> > >
> > > checkpatch warning example:
> > >
> > > WARNING: Use '%pS/%ps' instead. This pointer extension was deprecated: '%pF'
> >
> > If this series is accepted, I think this message
> > is unclear and would prefer something like:
>
> sure, can tweak the patch.
>
> [..]
> >   if ($bad_extension ne "") {
> >   my $stat_real = raw_line($linenr, 0);
> > + my $ext_type = "Invalid";
> > + my $use = "";
> >   for (my $count = $linenr + 1; $count <= $lc; $count++) {
> >   $stat_real = $stat_real . "\n" . raw_line($count, 0);
> >   }
> > + if ($bad_extension =~ /p[Ff]/i) {
>
> I think /i is not necessary here

You are right, it's not.