Merge branch 'akpm' (patches from Andrew)

Merge second patchbomb from Andrew Morton:

 - most of the rest of MM

 - lots of misc things

 - procfs updates

 - printk feature work

 - updates to get_maintainer, MAINTAINERS, checkpatch

 - lib/ updates

* emailed patches from Andrew Morton <akpm@linux-foundation.org>: (96 commits)
  exit,stats: /* obey this comment */
  coredump: add __printf attribute to cn_*printf functions
  coredump: use from_kuid/kgid when formatting corename
  fs/reiserfs: remove unneeded cast
  NILFS2: support NFSv2 export
  fs/befs/btree.c: remove unneeded initializations
  fs/minix: remove unneeded cast
  init/do_mounts.c: add create_dev() failure log
  kasan: remove duplicate definition of the macro KASAN_FREE_PAGE
  fs/efs: femove unneeded cast
  checkpatch: emit "NOTE: <types>" message only once after multiple files
  checkpatch: emit an error when there's a diff in a changelog
  checkpatch: validate MODULE_LICENSE content
  checkpatch: add multi-line handling for PREFER_ETHER_ADDR_COPY
  checkpatch: suggest using eth_zero_addr() and eth_broadcast_addr()
  checkpatch: fix processing of MEMSET issues
  checkpatch: suggest using ether_addr_equal*()
  checkpatch: avoid NOT_UNIFIED_DIFF errors on cover-letter.patch files
  checkpatch: remove local from codespell path
  checkpatch: add --showfile to allow input via pipe to show filenames
  ...

1 files changed, 49 insertions, 16 deletions

diff --git a/scripts/get_maintainer.pl b/scripts/get_maintainer.pl
index d7016279ec2b..98bae869f6d0 100755
--- a/scripts/get_maintainer.pl
+++ b/scripts/get_maintainer.pl
@@ -42,6 +42,7 @@ my $output_multiline = 1;
 my $output_separator = ", ";
 my $output_roles = 0;
 my $output_rolestats = 1;
+my $output_section_maxlen = 50;
 my $scm = 0;
 my $web = 0;
 my $subsystem = 0;
@@ -186,6 +187,27 @@ if (-f $conf) {
     unshift(@ARGV, @conf_args) if @conf_args;
 }
 
+my @ignore_emails = ();
+my $ignore_file = which_conf(".get_maintainer.ignore");
+if (-f $ignore_file) {
+    open(my $ignore, '<', "$ignore_file")
+	or warn "$P: Can't find a readable .get_maintainer.ignore file $!\n";
+    while (<$ignore>) {
+	my $line = $_;
+
+	$line =~ s/\s*\n?$//;
+	$line =~ s/^\s*//;
+	$line =~ s/\s+$//;
+	$line =~ s/#.*$//;
+
+	next if ($line =~ m/^\s*$/);
+	if (rfc822_valid($line)) {
+	    push(@ignore_emails, $line);
+	}
+    }
+    close($ignore);
+}
+
 if (!GetOptions(
 		'email!' => \$email,
 		'git!' => \$email_git,
@@ -283,7 +305,7 @@ open (my $maint, '<', "${lk_path}MAINTAINERS")
 while (<$maint>) {
     my $line = $_;
 
-    if ($line =~ m/^(\C):\s*(.*)/) {
+    if ($line =~ m/^([A-Z]):\s*(.*)/) {
 	my $type = $1;
 	my $value = $2;
 
@@ -513,12 +535,22 @@ if ($web) {
 
 exit($exit);
 
+sub ignore_email_address {
+    my ($address) = @_;
+
+    foreach my $ignore (@ignore_emails) {
+	return 1 if ($ignore eq $address);
+    }
+
+    return 0;
+}
+
 sub range_is_maintained {
     my ($start, $end) = @_;
 
     for (my $i = $start; $i < $end; $i++) {
 	my $line = $typevalue[$i];
-	if ($line =~ m/^(\C):\s*(.*)/) {
+	if ($line =~ m/^([A-Z]):\s*(.*)/) {
 	    my $type = $1;
 	    my $value = $2;
 	    if ($type eq 'S') {
@@ -536,7 +568,7 @@ sub range_has_maintainer {
 
     for (my $i = $start; $i < $end; $i++) {
 	my $line = $typevalue[$i];
-	if ($line =~ m/^(\C):\s*(.*)/) {
+	if ($line =~ m/^([A-Z]):\s*(.*)/) {
 	    my $type = $1;
 	    my $value = $2;
 	    if ($type eq 'M') {
@@ -585,7 +617,7 @@ sub get_maintainers {
 
 	    for ($i = $start; $i < $end; $i++) {
 		my $line = $typevalue[$i];
-		if ($line =~ m/^(\C):\s*(.*)/) {
+		if ($line =~ m/^([A-Z]):\s*(.*)/) {
 		    my $type = $1;
 		    my $value = $2;
 		    if ($type eq 'X') {
@@ -600,7 +632,7 @@ sub get_maintainers {
 	    if (!$exclude) {
 		for ($i = $start; $i < $end; $i++) {
 		    my $line = $typevalue[$i];
-		    if ($line =~ m/^(\C):\s*(.*)/) {
+		    if ($line =~ m/^([A-Z]):\s*(.*)/) {
 			my $type = $1;
 			my $value = $2;
 			if ($type eq 'F') {
@@ -901,7 +933,7 @@ sub find_first_section {
 
     while ($index < @typevalue) {
 	my $tv = $typevalue[$index];
-	if (($tv =~ m/^(\C):\s*(.*)/)) {
+	if (($tv =~ m/^([A-Z]):\s*(.*)/)) {
 	    last;
 	}
 	$index++;
@@ -915,7 +947,7 @@ sub find_starting_index {
 
     while ($index > 0) {
 	my $tv = $typevalue[$index];
-	if (!($tv =~ m/^(\C):\s*(.*)/)) {
+	if (!($tv =~ m/^([A-Z]):\s*(.*)/)) {
 	    last;
 	}
 	$index--;
@@ -929,7 +961,7 @@ sub find_ending_index {
 
     while ($index < @typevalue) {
 	my $tv = $typevalue[$index];
-	if (!($tv =~ m/^(\C):\s*(.*)/)) {
+	if (!($tv =~ m/^([A-Z]):\s*(.*)/)) {
 	    last;
 	}
 	$index++;
@@ -947,15 +979,15 @@ sub get_maintainer_role {
 
     my $role = "unknown";
     my $subsystem = $typevalue[$start];
-    if (length($subsystem) > 20) {
-	$subsystem = substr($subsystem, 0, 17);
+    if ($output_section_maxlen && length($subsystem) > $output_section_maxlen) {
+	$subsystem = substr($subsystem, 0, $output_section_maxlen - 3);
 	$subsystem =~ s/\s*$//;
 	$subsystem = $subsystem . "...";
     }
 
     for ($i = $start + 1; $i < $end; $i++) {
 	my $tv = $typevalue[$i];
-	if ($tv =~ m/^(\C):\s*(.*)/) {
+	if ($tv =~ m/^([A-Z]):\s*(.*)/) {
 	    my $ptype = $1;
 	    my $pvalue = $2;
 	    if ($ptype eq "S") {
@@ -990,8 +1022,8 @@ sub get_list_role {
     my $end = find_ending_index($index);
 
     my $subsystem = $typevalue[$start];
-    if (length($subsystem) > 20) {
-	$subsystem = substr($subsystem, 0, 17);
+    if ($output_section_maxlen && length($subsystem) > $output_section_maxlen) {
+	$subsystem = substr($subsystem, 0, $output_section_maxlen - 3);
 	$subsystem =~ s/\s*$//;
 	$subsystem = $subsystem . "...";
     }
@@ -1014,7 +1046,7 @@ sub add_categories {
 
     for ($i = $start + 1; $i < $end; $i++) {
 	my $tv = $typevalue[$i];
-	if ($tv =~ m/^(\C):\s*(.*)/) {
+	if ($tv =~ m/^([A-Z]):\s*(.*)/) {
 	    my $ptype = $1;
 	    my $pvalue = $2;
 	    if ($ptype eq "L") {
@@ -1056,7 +1088,7 @@ sub add_categories {
 		if ($name eq "") {
 		    if ($i > 0) {
 			my $tv = $typevalue[$i - 1];
-			if ($tv =~ m/^(\C):\s*(.*)/) {
+			if ($tv =~ m/^([A-Z]):\s*(.*)/) {
 			    if ($1 eq "P") {
 				$name = $2;
 				$pvalue = format_email($name, $address, $email_usename);
@@ -1073,7 +1105,7 @@ sub add_categories {
 		if ($name eq "") {
 		    if ($i > 0) {
 			my $tv = $typevalue[$i - 1];
-			if ($tv =~ m/^(\C):\s*(.*)/) {
+			if ($tv =~ m/^([A-Z]):\s*(.*)/) {
 			    if ($1 eq "P") {
 				$name = $2;
 				$pvalue = format_email($name, $address, $email_usename);
@@ -1868,6 +1900,7 @@ sub vcs_assign {
 	my $percent = $sign_offs * 100 / $divisor;
 
 	$percent = 100 if ($percent > 100);
+	next if (ignore_email_address($line));
 	$count++;
 	last if ($sign_offs < $email_git_min_signatures ||
 		 $count > $email_git_max_maintainers ||