diff -uprN coreutils-6.9-base/src/ls.c coreutils-6.9/src/ls.c
--- coreutils-6.9-base/src/ls.c	2007-03-18 14:36:43.000000000 -0700
+++ coreutils-6.9/src/ls.c	2007-04-17 06:42:14.000000000 -0700
@@ -37,6 +37,7 @@
 
 #include <config.h>
 #include <sys/types.h>
+#include <attr/attributes.h>
 
 #if HAVE_TERMIOS_H
 # include <termios.h>
@@ -180,6 +181,9 @@ struct fileinfo
     /* For long listings, true if the file has an access control list,
        or an SELinux security context.  */
     bool have_acl;
+
+    /* Smack label */
+    char smack[8];
   };

 #define LEN_STR_PAIR(s) sizeof (s) - 1, s
@@ -640,6 +644,10 @@ static size_t tabsize;
 
 static bool print_dir_name;
 
+/* True means print the SMACK attribute.  */
+
+static bool print_smack;
+
 /* The line length to use for breaking lines in many-per-line format.
    Can be set with -w.  */
 
@@ -764,6 +772,7 @@ static struct option const long_options[
   {"ignore", required_argument, NULL, 'I'},
   {"indicator-style", required_argument, NULL, INDICATOR_STYLE_OPTION},
   {"dereference", no_argument, NULL, 'L'},
+  {"smack", no_argument, NULL, 'M'},
   {"literal", no_argument, NULL, 'N'},
   {"quote-name", no_argument, NULL, 'Q'},
   {"quoting-style", required_argument, NULL, QUOTING_STYLE_OPTION},
@@ -1508,7 +1517,7 @@ decode_switches (int argc, char **argv)
     {
       int oi = -1;
       int c = getopt_long (argc, argv,
-			   "abcdfghiklmnopqrstuvw:xABCDFGHI:LNQRST:UXZ1",
+			   "abcdfghiklmnopqrstuvw:xABCDFGHI:LMNQRST:UX1",
 			   long_options, &oi);
       if (c == -1)
 	break;
@@ -1671,6 +1680,10 @@ decode_switches (int argc, char **argv)
 	  dereference = DEREF_ALWAYS;
 	  break;
 
+	case 'M':
+	  print_smack = true;
+	  break;
+
 	case 'N':
 	  set_quoting_style (NULL, literal_quoting_style);
 	  break;
@@ -2817,6 +2833,18 @@ gobble_file (char const *name, enum file
 		file_size_width = len;
 	    }
 	}
+
+    if (print_smack)
+      {
+        int len = 0;
+        int err = getxattr (absolute_name, "security.SMACK64", f->smack, &len);
+        if (err < 0)
+          {
+perror(absolute_name);
+            f->smack[0] = '?';
+            f->smack[1] = '\0';
+          }
+      }
     }
 
   if (print_inode)
@@ -3470,6 +3495,12 @@ print_long_format (const struct fileinfo
 
   p = buf;
 
+  if (print_smack)
+    {
+      sprintf(p, "%-8s", f->smack);
+      p += 8;
+    }
+
   if (print_inode)
     {
       char hbuf[INT_BUFSIZE_BOUND (uintmax_t)];