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

[Sergey Senozhatsky]

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

> +					$ext_type = "Deprecated";
> +					$use = " - use %pS instead";
> +					$use =~ s/pS/ps/ if ($bad_extension =~ /pf/);
							ok, handy :)

	-ss