[PATCH] uml: merge mem_user.c and mem.c

The serial UML OS-abstraction layer patch (um/kernel dir).

This joins mem_user.c and mem.c files.

Signed-off-by: Gennady Sharapov <Gennady.V.Sharapov@intel.com>
Signed-off-by: Jeff Dike <jdike@addtoit.com>
Cc: Paolo Giarrusso <blaisorblade@yahoo.it>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

arch/um/kernel/Makefile

@@ -1,4 +1,4 @@
-# 
+#
 # Copyright (C) 2002 Jeff Dike (jdike@karaya.com)
 # Licensed under the GPL
 #
@@ -7,11 +7,11 @@ extra-y := vmlinux.lds
 clean-files :=
 
 obj-y = config.o exec_kern.o exitcode.o \
-	helper.o init_task.o irq.o irq_user.o ksyms.o main.o mem.o mem_user.o \
-	physmem.o process_kern.o ptrace.o reboot.o resource.o sigio_user.o \
-	sigio_kern.o signal_kern.o signal_user.o smp.o syscall_kern.o sysrq.o \
-	time.o time_kern.o tlb.o trap_kern.o trap_user.o \
-	uaccess_user.o um_arch.o umid.o user_util.o
+	helper.o init_task.o irq.o irq_user.o ksyms.o main.o mem.o physmem.o \
+	process_kern.o ptrace.o reboot.o resource.o sigio_user.o sigio_kern.o \
+	signal_kern.o signal_user.o smp.o syscall_kern.o sysrq.o time.o \
+	time_kern.o tlb.o trap_kern.o trap_user.o uaccess_user.o um_arch.o \
+	umid.o user_util.o
 
 obj-$(CONFIG_BLK_DEV_INITRD) += initrd.o
 obj-$(CONFIG_GPROF)	+= gprof_syms.o

arch/um/kernel/mem.c

@@ -1,4 +1,4 @@
-/* 
+/*
  * Copyright (C) 2000 - 2003 Jeff Dike (jdike@addtoit.com)
  * Licensed under the GPL
  */
@@ -19,6 +19,10 @@
 #include "mem_user.h"
 #include "uml_uaccess.h"
 #include "os.h"
+#include "linux/types.h"
+#include "linux/string.h"
+#include "init.h"
+#include "kern_constants.h"
 
 extern char __binary_start;
 
@@ -368,6 +372,16 @@ struct page *pte_alloc_one(struct mm_struct *mm, unsigned long address)
 	return pte;
 }
 
+struct iomem_region *iomem_regions = NULL;
+int iomem_size = 0;
+
+extern int parse_iomem(char *str, int *add) __init;
+
+__uml_setup("iomem=", parse_iomem,
+"iomem=<name>,<file>\n"
+"    Configure <file> as an IO memory region named <name>.\n\n"
+);
+
 /*
  * Overrides for Emacs so that we follow Linus's tabbing style.
  * Emacs will notice this stuff at the end of the file and automatically