From 24a54f7974a616385b96cd939e004592e2cea484 Mon Sep 17 00:00:00 2001
From: Stephen Hemminger <shemminger@vyatta.com>
Date: Wed, 13 Oct 2010 15:58:30 -0700
Subject: namespace: add source file location exceptions

Teach namespace checker about some special case files where the
source is in unusual location.  This fixes many of the source file
not found errors (more can be added), and also prevents false positives
for functions not being used.

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: Michal Marek <mmarek@suse.cz>
---
 scripts/namespace.pl | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

(limited to 'scripts/namespace.pl')

diff --git a/scripts/namespace.pl b/scripts/namespace.pl
index a71be6b7cdec..fd2d946fae23 100755
--- a/scripts/namespace.pl
+++ b/scripts/namespace.pl
@@ -141,6 +141,26 @@ my %nameexception = (
     'VDSO32_sigreturn'	=> 1,
 );
 
+# Files with exceptions to source file location
+my %sourceloc = (
+    'net/dccp/dccp_probe.o'	=> 'probe',
+    'net/dccp/dccp_ipv4.o'	=> 'ipv4',
+    'net/dccp/dccp_ipv6.o'	=> 'ipv6',
+    'net/dccp/dccp_diag.o'	=> 'diag',
+    'drivers/char/hw_random/rng-core.o'	=> 'core',
+    'fs/fat/msdos.o'		=> 'namei_msdos',
+    'fs/fat/vfat.o'		=> 'namei_vfat',
+    'fs/nfs_common/nfs_acl.o'	=> 'nfsacl',
+    'sound/soundcore.o'		=> 'sound_core',
+    'drivers/md/dm-mirror.o'	=> 'dm-raid1',
+    'drivers/message/i2o/i2o_bus.o' => 'bus-osm',
+    'arch/x86/kvm/kvm-amd.o'	=> 'svm',
+    'arch/x86/kvm/kvm-intel.o'	=> 'vmx',
+    'arch/x86/crypto/twofish-x86_64.o' => 'twofish-x86_64-asm_64',
+    'arch/x86/crypto/aes-x86_64.o' => 'aes-x86_64-asm_64',
+    'arch/x86/crypto/aesni-intel.o' => 'aesni-intel_asm',
+    'arch/x86/crypto/salsa20-x86_64.o' => 'salsa20-x86_64-asm_64',
+);
 
 &find(\&linux_objects, '.');	# find the objects and do_nm on them
 &list_multiply_defined();
@@ -228,11 +248,15 @@ sub do_nm
 		return;
 	}
 	($source = $basename) =~ s/\.o$//;
+
+	$source = $sourceloc{$fullname} if ($sourceloc{$fullname});
+
 	if (-e "$source.c" || -e "$source.S") {
 		$source = "$objtree$File::Find::dir/$source";
 	} else {
 		$source = "$srctree$File::Find::dir/$source";
 	}
+
 	if (! -e "$source.c" && ! -e "$source.S") {
 		# No obvious source, exclude the object if it is conglomerate
 	        open(my $objdumpdata, "$objdump $basename|")
-- 
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