add modification history entry to the following files,

mckernel/lib/include/*.h
  mckernel/arch/x86/elfboot/*
  mckernel/arch/x86/kboot/main.c
  mckernel/arch/x86/kernel/*
  mckernel/lib/page_alloc.c
  mckernel/lib/string.c
  mckernel/lib/include/ihk/*
except
  mckernel/arch/x86/kernel/include/signal.h
  mckernel/arch/x86/tools/mcreboot-attached-mic.sh.in
  mckernel/arch/x86/kernel/include/syscall_list.h
  mckernel/arch/x86/kernel/syscall.c
.

arch/x86/elfboot/elfboot.c

@@ -6,6 +6,9 @@
  * \author Taku Shimosawa  <shimosawa@is.s.u-tokyo.ac.jp> \par
  *      Copyright (C) 2011 - 2012  Taku Shimosawa
  */
+/*
+ * HISTORY
+ */
 
 #include <elf.h>
 #include "test.h"

arch/x86/elfboot/head.S

@@ -6,6 +6,9 @@
  * \author Taku Shimosawa  <shimosawa@is.s.u-tokyo.ac.jp> \par
  *      Copyright (C) 2011 - 2012  Taku Shimosawa
  */
+/*
+ * HISTORY
+ */
 .text
 .globl _start
 _start:	

arch/x86/elfboot/test.h

@@ -6,6 +6,10 @@
  * \author Taku Shimosawa  <shimosawa@is.s.u-tokyo.ac.jp> \par
  *      Copyright (C) 2011 - 2012  Taku Shimosawa
  */
+/*
+ * HISTORY
+ */
+
 #ifdef TEST
 #include <stdio.h>
 #include <stdlib.h>

arch/x86/elfboot/test_main.c

@@ -6,6 +6,10 @@
  * \author Taku Shimosawa  <shimosawa@is.s.u-tokyo.ac.jp> \par
  *      Copyright (C) 2011 - 2012  Taku Shimosawa
  */
+/*
+ * HISTORY
+ */
+
 #include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>

arch/x86/kboot/main.c

@@ -1,3 +1,15 @@
+/**
+ * \file main.c
+ *  License details are found in the file LICENSE.
+ * \brief
+ *  Load an ELF image on data_start and jump to its entry point.
+ * \author Taku Shimosawa  <shimosawa@is.s.u-tokyo.ac.jp> \par
+ *      Copyright (C) 2011 - 2012  Taku Shimosawa
+ */
+/*
+ * HISTORY
+ */
+
 #include <elf.h>
 
 extern char data_start[], data_end[];

arch/x86/kernel/context.S

@@ -6,6 +6,9 @@
  * \author Taku Shimosawa  <shimosawa@is.s.u-tokyo.ac.jp> \par
  *      Copyright (C) 2011 - 2012  Taku Shimosawa
  */
+/*
+ * HISTORY
+ */
 
 #define X86_CPU_LOCAL_OFFSET_TSS    128
 #define X86_TSS_OFFSET_SP0          4

arch/x86/kernel/cpu.c

@@ -6,6 +6,9 @@
  * \author Taku Shimosawa  <shimosawa@is.s.u-tokyo.ac.jp> \par
  *      Copyright (C) 2011 - 2012  Taku Shimosawa
  */
+/*
+ * HISTORY
+ */
 
 #include <ihk/cpu.h>
 #include <ihk/debug.h>

arch/x86/kernel/include/arch-memory.h

@@ -6,6 +6,9 @@
  * \author Taku Shimosawa  <shimosawa@is.s.u-tokyo.ac.jp> \par
  *      Copyright (C) 2011 - 2012  Taku Shimosawa
  */
+/*
+ * HISTORY
+ */
 
 #ifndef __HEADER_X86_COMMON_ARCH_MEMORY_H
 #define __HEADER_X86_COMMON_ARCH_MEMORY_H

arch/x86/kernel/include/bitops.h

@@ -6,6 +6,9 @@
  * \author Taku Shimosawa  <shimosawa@is.s.u-tokyo.ac.jp> \par
  *      Copyright (C) 2011 - 2012  Taku Shimosawa
  */
+/*
+ * HISTORY
+ */
 
 #ifndef HEADER_X86_COMMON_BITOPS_H
 #define HEADER_X86_COMMON_BITOPS_H

arch/x86/kernel/include/cpulocal.h

@@ -6,6 +6,9 @@
  * \author Taku Shimosawa  <shimosawa@is.s.u-tokyo.ac.jp> \par
  *      Copyright (C) 2011 - 2012  Taku Shimosawa
  */
+/*
+ * HISTORY
+ */
 
 #ifndef HEADER_X86_COMMON_CPULOCAL_H
 #define HEADER_X86_COMMON_CPULOCAL_H

arch/x86/kernel/include/ihk/atomic.h

@@ -6,6 +6,9 @@
  * \author Taku Shimosawa  <shimosawa@is.s.u-tokyo.ac.jp> \par
  *      Copyright (C) 2011 - 2012  Taku Shimosawa
  */
+/*
+ * HISTORY
+ */
 
 #ifndef HEADER_X86_COMMON_IHK_ATOMIC_H
 #define HEADER_X86_COMMON_IHK_ATOMIC_H

arch/x86/kernel/include/ihk/context.h

@@ -2,11 +2,14 @@
  * \file context.h
  *  License details are found in the file LICENSE.
  * \brief
- *  Define types of registers belonging to context.
+ *  Define types of registers consisting of context.
  *  Define macros to retrieve arguments of system call.
  * \author Taku Shimosawa  <shimosawa@is.s.u-tokyo.ac.jp> \par
  *      Copyright (C) 2011 - 2012  Taku Shimosawa
  */
+/*
+ * HISTORY
+ */
 
 #ifndef __HEADER_X86_COMMON_CONTEXT_H
 #define __HEADER_X86_COMMON_CONTEXT_H

arch/x86/kernel/include/ihk/ikc.h

@@ -6,6 +6,9 @@
  * \author Taku Shimosawa  <shimosawa@is.s.u-tokyo.ac.jp> \par
  *      Copyright (C) 2011 - 2012  Taku Shimosawa
  */
+/*
+ * HISTORY
+ */
 
 #ifndef HEADER_X86_COMMON_IHK_IKC_H
 #define HEADER_X86_COMMON_IHK_IKC_H

arch/x86/kernel/include/ihk/types.h

@@ -6,6 +6,9 @@
  * \author Taku Shimosawa  <shimosawa@is.s.u-tokyo.ac.jp> \par
  *      Copyright (C) 2011 - 2012  Taku Shimosawa
  */
+/*
+ * HISTORY
+ */
 
 #ifndef X86_COMMON_TYPES_H
 #define X86_COMMON_TYPES_H

arch/x86/kernel/include/registers.h

@@ -7,6 +7,9 @@
  * \author Taku Shimosawa  <shimosawa@is.s.u-tokyo.ac.jp> \par
  *      Copyright (C) 2011 - 2012  Taku Shimosawa
  */
+/*
+ * HISTORY
+ */
 
 #ifndef __HEADER_X86_COMMON_REGISTERS_H
 #define __HEADER_X86_COMMON_REGISTERS_H

arch/x86/kernel/interrupt.S

@@ -6,6 +6,9 @@
  * \author Taku Shimosawa  <shimosawa@is.s.u-tokyo.ac.jp> \par
  *      Copyright (C) 2011 - 2012  Taku Shimosawa
  */
+/*
+ * HISTORY
+ */
 
 #define X86_CPU_LOCAL_OFFSET_TSS    128
 #define X86_TSS_OFFSET_SP0          4

arch/x86/kernel/local.c

@@ -7,6 +7,9 @@
  * \author Taku Shimosawa  <shimosawa@is.s.u-tokyo.ac.jp> \par
  *      Copyright (C) 2011 - 2012  Taku Shimosawa
  */
+/*
+ * HISTORY
+ */
 
 #include <cpulocal.h>
 #include <ihk/atomic.h>

arch/x86/kernel/lock.c

@@ -6,6 +6,9 @@
  * \author Taku Shimosawa  <shimosawa@is.s.u-tokyo.ac.jp> \par
  *      Copyright (C) 2011 - 2012  Taku Shimosawa
  */
+/*
+ * HISTORY
+ */
 
 #include <ihk/lock.h>
 

arch/x86/kernel/memory.c

@@ -6,6 +6,9 @@
  * \author Taku Shimosawa  <shimosawa@is.s.u-tokyo.ac.jp> \par
  *      Copyright (C) 2011 - 2012  Taku Shimosawa
  */
+/*
+ * HISTORY
+ */
 
 #include <ihk/cpu.h>
 #include <ihk/debug.h>

arch/x86/kernel/mikc.c

@@ -6,6 +6,9 @@
  * \author Taku Shimosawa  <shimosawa@is.s.u-tokyo.ac.jp> \par
  *      Copyright (C) 2011 - 2012  Taku Shimosawa
  */
+/*
+ * HISTORY
+ */
 
 #include <ihk/ikc.h>
 #include <ihk/lock.h>

arch/x86/kernel/trampoline.S

@@ -7,6 +7,9 @@
  * \author Taku Shimosawa  <shimosawa@is.s.u-tokyo.ac.jp> \par
  *      Copyright (C) 2011 - 2012  Taku Shimosawa
  */
+/*
+ * HISTORY
+ */
 
 #define BOOT_CS       0x10
 #define BOOT_DS       0x18

lib/include/ihk/cpu.h

@@ -6,6 +6,9 @@
  * \author Taku Shimosawa  <shimosawa@is.s.u-tokyo.ac.jp> \par
  *      Copyright (C) 2011 - 2012  Taku Shimosawa
  */
+/*
+ * HISTORY
+ */
 
 #ifndef IHK_CPU_H
 #define IHK_CPU_H

lib/include/ihk/debug.h

@@ -6,6 +6,9 @@
  * \author Taku Shimosawa  <shimosawa@is.s.u-tokyo.ac.jp> \par
  *      Copyright (C) 2011 - 2012  Taku Shimosawa
  */
+/*
+ * HISTORY
+ */
 
 #ifndef IHK_DEBUG_H
 #define IHK_DEBUG_H

lib/include/ihk/dma.h

@@ -6,6 +6,9 @@
  * \author Taku Shimosawa  <shimosawa@is.s.u-tokyo.ac.jp> \par
  *      Copyright (C) 2011 - 2012  Taku Shimosawa
  */
+/*
+ * HISTORY
+ */
 
 #ifndef __HEADER_GENERIC_INCLUDE_DMA_H
 #define __HEADER_GENERIC_INCLUDE_DMA_H

lib/include/ihk/lock.h

@@ -6,6 +6,9 @@
  * \author Taku Shimosawa  <shimosawa@is.s.u-tokyo.ac.jp> \par
  *      Copyright (C) 2011 - 2012  Taku Shimosawa
  */
+/*
+ * HISTORY
+ */
 
 #ifndef __HEADER_GENERIC_IHK_LOCK
 #define __HEADER_GENERIC_IHK_LOCK

lib/include/ihk/mm.h

@@ -6,6 +6,9 @@
  * \author Taku Shimosawa  <shimosawa@is.s.u-tokyo.ac.jp> \par
  *      Copyright (C) 2011 - 2012  Taku Shimosawa
  */
+/*
+ * HISTORY
+ */
 
 #ifndef __HEADER_GENERIC_IHK_MM_H
 #define __HEADER_GENERIC_IHK_MM_H

lib/include/ihk/page_alloc.h

@@ -7,6 +7,9 @@
  * \author Taku Shimosawa  <shimosawa@is.s.u-tokyo.ac.jp> \par
  *      Copyright (C) 2011 - 2012  Taku Shimosawa
  */
+/*
+ * HISTORY
+ */
 
 #ifndef __HEADER_GENERIC_IHK_PAGE_ALLOC
 #define __HEADER_GENERIC_IHK_PAGE_ALLOC

lib/include/ihk/perfctr.h

@@ -6,6 +6,9 @@
  * \author Taku Shimosawa  <shimosawa@is.s.u-tokyo.ac.jp> \par
  *      Copyright (C) 2011 - 2012  Taku Shimosawa
  */
+/*
+ * HISTORY
+ */
 
 #ifndef HEADER_GENERIC_IHK_PERFCTR_H
 #define HEADER_GENERIC_IHK_PERFCTR_H

lib/include/limits.h

@@ -6,6 +6,9 @@
  * \author Taku Shimosawa  <shimosawa@is.s.u-tokyo.ac.jp> \par
  *      Copyright (C) 2011 - 2012  Taku Shimosawa
  */
+/*
+ * HISTORY
+ */
 
 #ifndef __HEADER_LIMITS
 #define __HEADER_LIMITS

lib/include/memory.h

@@ -6,6 +6,9 @@
  * \author Taku Shimosawa  <shimosawa@is.s.u-tokyo.ac.jp> \par
  *      Copyright (C) 2011 - 2012  Taku Shimosawa
  */
+/*
+ * HISTORY
+ */
 
 #ifndef __HEADER_GENERIC_MEMORY_H
 #define __HEADER_GENERIC_MEMORY_H

lib/include/string.h

@@ -6,6 +6,9 @@
  * \author Taku Shimosawa  <shimosawa@is.s.u-tokyo.ac.jp> \par
  *      Copyright (C) 2011 - 2012  Taku Shimosawa
  */
+/*
+ * HISTORY
+ */
 
 #ifndef __STRING_H
 #define __STRING_H

lib/include/types.h

@@ -6,6 +6,9 @@
  * \author Taku Shimosawa  <shimosawa@is.s.u-tokyo.ac.jp> \par
  *      Copyright (C) 2011 - 2012  Taku Shimosawa
  */
+/*
+ * HISTORY
+ */
 
 #ifndef TYPES_H
 #define TYPES_H

lib/page_alloc.c

@@ -6,6 +6,10 @@
  * \author Taku Shimosawa  <shimosawa@is.s.u-tokyo.ac.jp> \par
  *      Copyright (C) 2011 - 2012  Taku Shimosawa
  */
+/*
+ * HISTORY
+ */
+
 #include <types.h>
 #include <string.h>
 #include <ihk/debug.h>

lib/string.c

@@ -6,6 +6,9 @@
  * \author Taku Shimosawa  <shimosawa@is.s.u-tokyo.ac.jp> \par
  *      Copyright (C) 2011 - 2012  Taku Shimosawa
  */
+/*
+ * HISTORY
+ */
 
 #include <string.h>