[PATCH] remove some dead mtrr code

[Christoph Hellwig]

This patch removes the devfs interface code in mtrr that has been
stubbed out by an ifdef forever.  It's one of the few remaining users
of regular files on devfs so there's some urge for me to get rid of it :)

--- 1.4/arch/i386/kernel/cpu/mtrr/if.c	Sat Dec 21 22:17:44 2002
+++ edited/arch/i386/kernel/cpu/mtrr/if.c	Wed Feb  5 01:52:11 2003
@@ -1,6 +1,5 @@
 #include <linux/init.h>
 #include <linux/proc_fs.h>
-#include <linux/devfs_fs_kernel.h>
 #include <linux/ctype.h>
 #include <linux/module.h>
 #include <linux/seq_file.h>
@@ -300,8 +299,6 @@
 
 #  endif			/*  CONFIG_PROC_FS  */
 
-static devfs_handle_t devfs_handle;
-
 char * attrib_to_str(int x)
 {
 	return (x <= 6) ? mtrr_strings[x] : "?";
@@ -337,7 +334,6 @@
 			     attrib_to_str(type), usage_table[i]);
 		}
 	}
-	devfs_set_file_size(devfs_handle, len);	
 	return 0;
 }
 
@@ -350,11 +346,6 @@
 		proc_root_mtrr->owner = THIS_MODULE;
 		proc_root_mtrr->proc_fops = &mtrr_fops;
 	}
-#endif
-#ifdef USERSPACE_INTERFACE
-	devfs_handle = devfs_register(NULL, "cpu/mtrr", DEVFS_FL_DEFAULT, 0, 0,
-				      S_IFREG | S_IRUGO | S_IWUSR,
-				      &mtrr_fops, NULL);
 #endif
 	return 0;
 }