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Name	Size	Permission	Date
atomic	[ DIR ]	drwxr-xr-x	2024-11-20 06:28
basic	[ DIR ]	drwxr-xr-x	2024-11-20 06:28
clang-tools	[ DIR ]	drwxr-xr-x	2024-11-20 06:28
coccinelle	[ DIR ]	drwxr-xr-x	2024-11-20 06:28
dtc	[ DIR ]	drwxr-xr-x	2024-11-20 06:28
dummy-tools	[ DIR ]	drwxr-xr-x	2024-11-20 06:28
gcc-plugins	[ DIR ]	drwxr-xr-x	2024-11-20 06:28
gdb	[ DIR ]	drwxr-xr-x	2024-11-20 06:28
genksyms	[ DIR ]	drwxr-xr-x	2024-11-20 06:28
kconfig	[ DIR ]	drwxr-xr-x	2024-11-20 06:28
ksymoops	[ DIR ]	drwxr-xr-x	2024-11-20 06:28
mod	[ DIR ]	drwxr-xr-x	2024-11-20 06:28
package	[ DIR ]	drwxr-xr-x	2024-11-20 06:28
selinux	[ DIR ]	drwxr-xr-x	2024-11-20 06:28
tracing	[ DIR ]	drwxr-xr-x	2024-11-20 06:28
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Kconfig.include	2.6 KB	-rw-r--r--	2024-03-10 20:38
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Makefile	1.87 KB	-rw-r--r--	2024-03-10 20:38
Makefile.asm-generic	1.82 KB	-rw-r--r--	2024-03-10 20:38
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asn1_compiler.c	35.32 KB	-rw-r--r--	2024-03-10 20:38
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bootgraph.pl	5.64 KB	-rwxr-xr-x	2024-03-10 20:38
bpf_doc.py	31.73 KB	-rwxr-xr-x	2024-11-06 15:57
cc-can-link.sh	166 B	-rwxr-xr-x	2024-03-10 20:38
cc-version.sh	1.36 KB	-rwxr-xr-x	2024-03-10 20:38
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checksyscalls.sh	7.51 KB	-rwxr-xr-x	2024-03-10 20:38
checkversion.pl	2.16 KB	-rwxr-xr-x	2024-03-10 20:38
cleanfile	3.46 KB	-rwxr-xr-x	2024-03-10 20:38
cleanpatch	5.06 KB	-rwxr-xr-x	2024-03-10 20:38
coccicheck	7.9 KB	-rwxr-xr-x	2024-03-10 20:38
config	4.67 KB	-rwxr-xr-x	2024-03-10 20:38
const_structs.checkpatch	1.4 KB	-rw-r--r--	2024-03-10 20:38
decode_stacktrace.sh	7.58 KB	-rwxr-xr-x	2024-03-10 20:38
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depmod.sh	697 B	-rwxr-xr-x	2024-03-10 20:38
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export_report.pl	4.5 KB	-rwxr-xr-x	2024-03-10 20:38
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extract-sys-certs.pl	3.75 KB	-rwxr-xr-x	2024-03-10 20:38
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extract_xc3028.pl	44.62 KB	-rwxr-xr-x	2024-03-10 20:38
faddr2line	8.63 KB	-rwxr-xr-x	2024-03-10 20:38
file-size.sh	86 B	-rwxr-xr-x	2024-03-10 20:38
find-unused-docs.sh	1.27 KB	-rwxr-xr-x	2024-03-10 20:38
gcc-x86_32-has-stack-protector.sh	408 B	-rwxr-xr-x	2024-03-10 20:38
gcc-x86_64-has-stack-protector.sh	198 B	-rwxr-xr-x	2024-03-10 20:38
gen-randstruct-seed.sh	228 B	-rwxr-xr-x	2024-03-10 20:38
generate_initcall_order.pl	5.95 KB	-rwxr-xr-x	2024-03-10 20:38
generate_rust_analyzer.py	4.8 KB	-rwxr-xr-x	2024-03-10 20:38
generate_rust_target.rs	5.58 KB	-rw-r--r--	2024-03-10 20:38
get_abi.pl	25.36 KB	-rwxr-xr-x	2024-03-10 20:38
get_dvb_firmware	24.54 KB	-rwxr-xr-x	2024-03-10 20:38
get_feat.pl	14.61 KB	-rwxr-xr-x	2024-03-10 20:38
get_maintainer.pl	67.63 KB	-rwxr-xr-x	2024-03-10 20:38
gfp-translate	1.71 KB	-rwxr-xr-x	2024-03-10 20:38
git.orderFile	564 B	-rw-r--r--	2024-03-10 20:38
head-object-list.txt	1.36 KB	-rw-r--r--	2024-03-10 20:38
headerdep.pl	3.5 KB	-rwxr-xr-x	2024-03-10 20:38
headers_install.sh	2.76 KB	-rwxr-xr-x	2024-03-10 20:38
insert-sys-cert	21.46 KB	-rwxr-xr-x	2024-11-06 15:57
insert-sys-cert.c	13.08 KB	-rw-r--r--	2024-11-06 15:57
install.sh	986 B	-rwxr-xr-x	2024-03-10 20:38
jobserver-exec	2.56 KB	-rwxr-xr-x	2024-03-10 20:38
kallsyms	21.74 KB	-rwxr-xr-x	2024-11-06 15:57
kallsyms.c	18.87 KB	-rw-r--r--	2024-03-10 20:38
kernel-doc	67.68 KB	-rwxr-xr-x	2024-03-10 20:38
ld-version.sh	1.82 KB	-rwxr-xr-x	2024-11-06 15:57
leaking_addresses.pl	12.84 KB	-rwxr-xr-x	2024-03-10 20:38
link-vmlinux.sh	7.64 KB	-rwxr-xr-x	2024-11-06 15:57
makelst	808 B	-rwxr-xr-x	2024-03-10 20:38
markup_oops.pl	7.92 KB	-rwxr-xr-x	2024-03-10 20:38
min-tool-version.sh	630 B	-rwxr-xr-x	2024-11-06 15:57
misc-check	509 B	-rwxr-xr-x	2024-03-10 20:38
mkcompile_h	642 B	-rwxr-xr-x	2024-03-10 20:38
mksysmap	2.58 KB	-rwxr-xr-x	2024-03-10 20:38
mkuboot.sh	414 B	-rwxr-xr-x	2024-03-10 20:38
module.lds	615 B	-rw-r--r--	2024-11-06 15:57
module.lds.S	1.43 KB	-rw-r--r--	2024-11-06 15:57
modules-check.sh	443 B	-rwxr-xr-x	2024-03-10 20:38
nsdeps	1.63 KB	-rw-r--r--	2024-03-10 20:38
objdiff	2.83 KB	-rwxr-xr-x	2024-03-10 20:38
objdump-func	848 B	-rwxr-xr-x	2024-03-10 20:38
orc_hash.sh	316 B	-rw-r--r--	2024-03-10 20:38
pahole-version.sh	269 B	-rwxr-xr-x	2024-03-10 20:38
parse-maintainers.pl	4.54 KB	-rwxr-xr-x	2024-03-10 20:38
patch-kernel	9.95 KB	-rwxr-xr-x	2024-03-10 20:38
profile2linkerlist.pl	414 B	-rwxr-xr-x	2024-03-10 20:38
prune-kernel	912 B	-rwxr-xr-x	2024-03-10 20:38
recordmcount.c	17.51 KB	-rw-r--r--	2024-03-10 20:38
recordmcount.h	19.37 KB	-rw-r--r--	2024-03-10 20:38
recordmcount.pl	17.34 KB	-rwxr-xr-x	2024-03-10 20:38
relocs_check.sh	717 B	-rwxr-xr-x	2024-03-10 20:38
remove-stale-files	1.29 KB	-rwxr-xr-x	2024-03-10 20:38
rust_is_available.sh	9.23 KB	-rwxr-xr-x	2024-03-10 20:38
rust_is_available_bindgen_libclang.h	91 B	-rw-r--r--	2024-03-10 20:38
rust_is_available_test.py	17.7 KB	-rwxr-xr-x	2024-03-10 20:38
rustdoc_test_builder.rs	3.25 KB	-rw-r--r--	2024-03-10 20:38
rustdoc_test_gen.rs	9.48 KB	-rw-r--r--	2024-03-10 20:38
setlocalversion	4.59 KB	-rwxr-xr-x	2024-03-10 20:38
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xz_wrap.sh	516 B	-rwxr-xr-x	2024-03-10 20:38

Rename

#!/usr/bin/env perl
# SPDX-License-Identifier: GPL-2.0-only
#
# (C) Copyright IBM Corporation 2006.
#	Author : Ram Pai (linuxram@us.ibm.com)
#
# Usage: export_report.pl -k Module.symvers [-o report_file ] -f *.mod.c
#

use warnings;
use Getopt::Std;
use strict;

sub numerically {
	my $no1 = (split /\s+/, $a)[1];
	my $no2 = (split /\s+/, $b)[1];
	return $no1 <=> $no2;
}

sub alphabetically {
	my ($module1, $value1) = @{$a};
	my ($module2, $value2) = @{$b};
	return $value1 <=> $value2 || $module2 cmp $module1;
}

sub print_depends_on {
	my ($href) = @_;
	print "\n";
	for my $mod (sort keys %$href) {
		my $list = $href->{$mod};
		print "\t$mod:\n";
		foreach my $sym (sort numerically @{$list}) {
			my ($symbol, $no) = split /\s+/, $sym;
			printf("\t\t%-25s\n", $symbol);
		}
		print "\n";
	}
	print "\n";
	print "~"x80 , "\n";
}

sub usage {
        print "Usage: @_ -h -k Module.symvers  [ -o outputfile ] \n",
	      "\t-f: treat all the non-option argument as .mod.c files. ",
	      "Recommend using this as the last option\n",
	      "\t-h: print detailed help\n",
	      "\t-k: the path to Module.symvers file. By default uses ",
	      "the file from the current directory\n",
	      "\t-o outputfile: output the report to outputfile\n";
	exit 0;
}

sub collectcfiles {
    my @file;
    open my $fh, '< modules.order' or die "cannot open modules.order: $!\n";
    while (<$fh>) {
	s/\.ko$/.mod.c/;
	push (@file, $_)
    }
    close($fh);
    chomp @file;
    return @file;
}

my (%SYMBOL, %MODULE, %opt, @allcfiles);

if (not getopts('hk:o:f',\%opt) or defined $opt{'h'}) {
        usage($0);
}

if (defined $opt{'f'}) {
	@allcfiles = @ARGV;
} else {
	@allcfiles = collectcfiles();
}

if (not defined $opt{'k'}) {
	$opt{'k'} = "Module.symvers";
}

open (my $module_symvers, '<', $opt{'k'})
    or die "Sorry, cannot open $opt{'k'}: $!\n";

if (defined $opt{'o'}) {
    open (my $out, '>', $opt{'o'})
	or die "Sorry, cannot open $opt{'o'} $!\n";

select $out;
}

#
# collect all the symbols and their attributes from the
# Module.symvers file
#
while ( <$module_symvers> ) {
	chomp;
	my (undef, $symbol, $module, $gpl, $namespace) = split('\t');
	$SYMBOL { $symbol } =  [ $module , "0" , $symbol, $gpl];
}
close($module_symvers);

#
# collect the usage count of each symbol.
#
my $modversion_warnings = 0;

foreach my $thismod (@allcfiles) {
	my $module;

unless (open ($module, '<', $thismod)) {
		warn "Sorry, cannot open $thismod: $!\n";
		next;
	}

my $state=0;
	while ( <$module> ) {
		chomp;
		if ($state == 0) {
			$state = 1 if ($_ =~ /static const struct modversion_info/);
			next;
		}
		if ($state == 1) {
			$state = 2 if ($_ =~ /__attribute__$\(section\("__versions"$\)\)/);
			next;
		}
		if ($state == 2) {
			if ( $_ !~ /0x[0-9a-f]+,/ ) {
				next;
			}
			my $sym = (split /([,"])/,)[4];
			my ($module, $value, $symbol, $gpl) = @{$SYMBOL{$sym}};
			$SYMBOL{ $sym } =  [ $module, $value+1, $symbol, $gpl];
			push(@{$MODULE{$thismod}} , $sym);
		}
	}
	if ($state != 2) {
		warn "WARNING:$thismod is not built with CONFIG_MODVERSIONS enabled\n";
		$modversion_warnings++;
	}
	close($module);
}

print "\tThis file reports the exported symbols usage patterns by in-tree\n",
	"\t\t\t\tmodules\n";
printf("%s\n\n\n","x"x80);
printf("\t\t\t\tINDEX\n\n\n");
printf("SECTION 1: Usage counts of all exported symbols\n");
printf("SECTION 2: List of modules and the exported symbols they use\n");
printf("%s\n\n\n","x"x80);
printf("SECTION 1:\tThe exported symbols and their usage count\n\n");
printf("%-25s\t%-25s\t%-5s\t%-25s\n", "Symbol", "Module", "Usage count",
	"export type");

#
# print the list of unused exported symbols
#
foreach my $list (sort alphabetically values(%SYMBOL)) {
	my ($module, $value, $symbol, $gpl) = @{$list};
	printf("%-25s\t%-25s\t%-10s\t", $symbol, $module, $value);
	if (defined $gpl) {
		printf("%-25s\n",$gpl);
	} else {
		printf("\n");
	}
}
printf("%s\n\n\n","x"x80);

printf("SECTION 2:\n\tThis section reports export-symbol-usage of in-kernel
modules. Each module lists the modules, and the symbols from that module that
it uses.  Each listed symbol reports the number of modules using it\n");

print "\nNOTE: Got $modversion_warnings CONFIG_MODVERSIONS warnings\n\n"
    if $modversion_warnings;

print "~"x80 , "\n";
for my $thismod (sort keys %MODULE) {
	my $list = $MODULE{$thismod};
	my %depends;
	$thismod =~ s/\.mod\.c/.ko/;
	print "\t\t\t$thismod\n";
	foreach my $symbol (@{$list}) {
		my ($module, $value, undef, $gpl) = @{$SYMBOL{$symbol}};
		push (@{$depends{"$module"}}, "$symbol $value");
	}
	print_depends_on(\%depends);
}