checkpatch: improve CamelCase test for Page

Add the ClearPage/SetPage/TestClearPage/TestSetPage variants to the not
reported Page CamelCase variables.

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 747bcd7..b28cc38 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -2930,7 +2930,7 @@
 			my $var = $1;
 			if ($var !~ /$Constant/ &&
 			    $var =~ /[A-Z]\w*[a-z]|[a-z]\w*[A-Z]/ &&
-			    $var !~ /^Page[A-Z]/ &&
+			    $var !~ /"^(?:Clear|Set|TestClear|TestSet|)Page[A-Z]/ &&
 			    !defined $camelcase{$var}) {
 				$camelcase{$var} = 1;
 				WARN("CAMELCASE",