perf: Optimize perf_output_copy()

[safe/jmp/linux-2.6] / scripts / checkpatch.pl

diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 1a93ac2..a4d7434 100755 (executable)
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -1394,6 +1394,11 @@ sub process {
                        WARN("line over 80 characters\n" . $herecurr);
                }
 
+# check for spaces before a quoted newline
+               if ($rawline =~ /^.*\".*\s\\n/) {
+                       WARN("unnecessary whitespace before a quoted newline\n" . $herecurr);
+               }
+
 # check for adding lines without a newline.
                if ($line =~ /^\+/ && defined $lines[$linenr] && $lines[$linenr] =~ /^\\ No newline at end of file/) {
                        WARN("adding a line without newline at end of file\n" . $herecurr);
@@ -1422,6 +1427,12 @@ sub process {
                        ERROR("code indent should use tabs where possible\n" . $herevet);
                }
 
+# check for space before tabs.
+               if ($rawline =~ /^\+/ && $rawline =~ / \t/) {
+                       my $herevet = "$here\n" . cat_vet($rawline) . "\n";
+                       WARN("please, no space before tabs\n" . $herevet);
+               }
+
 # check we are in a valid C source file if not then ignore this hunk
                next if ($realfile !~ /\.(h|c)$/);