Re: [PATCH] checkpatch: avoid warning on page flag acessors

[Cody P Schafer <cody@linux.vnet.ibm.com>]

On 05/14/2013 09:45 AM, Cody P Schafer wrote:
> Using Page*() triggers a camelcase warning, but shouldn't.
>
> Introduced by be987d9f80354e2e919926349282facd74992f90, which added the
> other Page flag users.
>
> Pipe ('|') at the end of a grouping doesn't cause the grouping to match
> an emtpy string, use ? after the grouping instead to get the desired
> behavior.
>
> Signed-off-by: Cody P Schafer <cody@linux.vnet.ibm.com>
> ---
>   scripts/checkpatch.pl | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
> index b954de5..ee24026 100755
> --- a/scripts/checkpatch.pl
> +++ b/scripts/checkpatch.pl
> @@ -2939,7 +2939,7 @@ sub process {
>   			my $var = $1;
>   			if ($var !~ /$Constant/ &&
>   			    $var =~ /[A-Z]\w*[a-z]|[a-z]\w*[A-Z]/ &&
> -			    $var !~ /"^(?:Clear|Set|TestClear|TestSet|)Page[A-Z]/ &&
> +			    $var !~ /"^(?:Clear|Set|TestClear|TestSet)?Page[A-Z]/ &&
>   			    !defined $camelcase{$var}) {
>   				$camelcase{$var} = 1;
>   				WARN("CAMELCASE",
>


Nix this, appears to still be broken

	WARNING: Avoid CamelCase: <PageBuddy>
	#51: FILE: mm/page_alloc.c:449:
	+	VM_BUG_ON(!PageBuddy(page));
	
	total: 0 errors, 1 warnings, 46 lines checked
	
	/home/cody/mm/0008-page_alloc-add-return_pages_to_zone-when-DYNAMIC_NUM.patch has style problems, please review.