uml: style fixes in arch/um/sys-x86_64

Style fixes in arch/um/sys-x86_64:
	updated copyrights
	CodingStyle fixes
	added severities to printks which needed them

A bunch of functions in sys-*/ptrace_user.c turn out to be unused, so they and
their declarations are gone.

Signed-off-by: Jeff Dike <jdike@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/arch/um/sys-x86_64/um_module.c b/arch/um/sys-x86_64/um_module.c
index 8b8eff1..3dead39 100644
--- a/arch/um/sys-x86_64/um_module.c
+++ b/arch/um/sys-x86_64/um_module.c
@@ -1,7 +1,7 @@
 #include <linux/vmalloc.h>
 #include <linux/moduleloader.h>
 
-/*Copied from i386 arch/i386/kernel/module.c */
+/* Copied from i386 arch/i386/kernel/module.c */
 void *module_alloc(unsigned long size)
 {
 	if (size == 0)
@@ -13,7 +13,9 @@
 void module_free(struct module *mod, void *module_region)
 {
 	vfree(module_region);
-	/* FIXME: If module_region == mod->init_region, trim exception
-           table entries. */
+	/*
+	 * FIXME: If module_region == mod->init_region, trim exception
+	 * table entries.
+	 */
 }