isystem: ship and use stdarg.h

Ship minimal stdarg.h (1 type, 4 macros) as <linux/stdarg.h>.
stdarg.h is the only userspace header commonly used in the kernel.

GPL 2 version of <stdarg.h> can be extracted from
http://archive.debian.org/debian/pool/main/g/gcc-4.2/gcc-4.2_4.2.4.orig.tar.gz

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Acked-by: Ard Biesheuvel <ardb@kernel.org>
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>

arch/parisc/kernel/firmware.c

@@ -51,7 +51,7 @@
  *					prumpf	991016	
  */
 
-#include <stdarg.h>
+#include <linux/stdarg.h>
 
 #include <linux/delay.h>
 #include <linux/init.h>

arch/powerpc/kernel/prom_init.c

@@ -14,7 +14,7 @@
 /* we cannot use FORTIFY as it brings in new symbols */
 #define __NO_FORTIFY
 
-#include <stdarg.h>
+#include <linux/stdarg.h>
 #include <linux/kernel.h>
 #include <linux/string.h>
 #include <linux/init.h>

arch/powerpc/kernel/rtas.c

@@ -7,7 +7,7 @@
  * Copyright (C) 2001 IBM.
  */
 
-#include <stdarg.h>
+#include <linux/stdarg.h>
 #include <linux/kernel.h>
 #include <linux/types.h>
 #include <linux/spinlock.h>

arch/powerpc/kernel/udbg.c

@@ -5,7 +5,7 @@
  * c 2001 PPC 64 Team, IBM Corp
  */
 
-#include <stdarg.h>
+#include <linux/stdarg.h>
 #include <linux/types.h>
 #include <linux/sched.h>
 #include <linux/console.h>

arch/s390/boot/pgm_check_info.c

@@ -1,5 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0
 #include <linux/kernel.h>
+#include <linux/stdarg.h>
 #include <linux/string.h>
 #include <linux/ctype.h>
 #include <asm/stacktrace.h>
@@ -8,7 +9,6 @@
 #include <asm/setup.h>
 #include <asm/sclp.h>
 #include <asm/uv.h>
-#include <stdarg.h>
 #include "boot.h"
 
 const char hex_asc[] = "0123456789abcdef";

arch/x86/boot/boot.h

@@ -18,7 +18,7 @@
 
 #ifndef __ASSEMBLY__
 
-#include <stdarg.h>
+#include <linux/stdarg.h>
 #include <linux/types.h>
 #include <linux/edd.h>
 #include <asm/setup.h>

drivers/firmware/efi/libstub/efi-stub-helper.c

@@ -7,7 +7,7 @@
  * Copyright 2011 Intel Corporation; author Matt Fleming
  */
 
-#include <stdarg.h>
+#include <linux/stdarg.h>
 
 #include <linux/ctype.h>
 #include <linux/efi.h>

drivers/firmware/efi/libstub/vsprintf.c

@@ -10,7 +10,7 @@
  * Oh, it's a waste of space, but oh-so-yummy for debugging.
  */
 
-#include <stdarg.h>
+#include <linux/stdarg.h>
 
 #include <linux/compiler.h>
 #include <linux/ctype.h>

drivers/gpu/drm/amd/display/dc/dc_helper.c

@@ -28,9 +28,9 @@
  */
 
 #include <linux/delay.h>
+#include <linux/stdarg.h>
 
 #include "dm_services.h"
-#include <stdarg.h>
 
 #include "dc.h"
 #include "dc_dmub_srv.h"

drivers/gpu/drm/drm_print.c

@@ -25,7 +25,7 @@
 
 #define DEBUG /* for pr_debug() */
 
-#include <stdarg.h>
+#include <linux/stdarg.h>
 
 #include <linux/io.h>
 #include <linux/moduleparam.h>

drivers/isdn/capi/capiutil.c

@@ -379,7 +379,7 @@ static char *pnames[] =
 	/*2f */ "Useruserdata"
 };
 
-#include <stdarg.h>
+#include <linux/stdarg.h>
 
 /*-------------------------------------------------------*/
 static _cdebbuf *bufprint(_cdebbuf *cdb, char *fmt, ...)

drivers/macintosh/via-cuda.c

@@ -9,7 +9,7 @@
  *
  * Copyright (C) 1996 Paul Mackerras.
  */
-#include <stdarg.h>
+#include <linux/stdarg.h>
 #include <linux/types.h>
 #include <linux/errno.h>
 #include <linux/kernel.h>

drivers/macintosh/via-pmu.c

@@ -18,7 +18,7 @@
  *    a sleep or a freq. switch
  *
  */
-#include <stdarg.h>
+#include <linux/stdarg.h>
 #include <linux/mutex.h>
 #include <linux/types.h>
 #include <linux/errno.h>

drivers/staging/media/atomisp/pci/hive_isp_css_include/print_support.h

@@ -16,7 +16,7 @@
 #ifndef __PRINT_SUPPORT_H_INCLUDED__
 #define __PRINT_SUPPORT_H_INCLUDED__
 
-#include <stdarg.h>
+#include <linux/stdarg.h>
 
 extern int (*sh_css_printf)(const char *fmt, va_list args);
 /* depends on host supplied print function in ia_css_init() */

drivers/staging/media/atomisp/pci/ia_css_env.h

@@ -17,7 +17,7 @@
 #define __IA_CSS_ENV_H
 
 #include <type_support.h>
-#include <stdarg.h> /* va_list */
+#include <linux/stdarg.h> /* va_list */
 #include "ia_css_types.h"
 #include "ia_css_acc_types.h"
 

drivers/staging/media/atomisp/pci/runtime/debug/interface/ia_css_debug.h

@@ -19,7 +19,7 @@
 /*! \file */
 
 #include <type_support.h>
-#include <stdarg.h>
+#include <linux/stdarg.h>
 #include "ia_css_types.h"
 #include "ia_css_binary.h"
 #include "ia_css_frame_public.h"

drivers/staging/media/atomisp/pci/sh_css_internal.h

@@ -20,7 +20,7 @@
 #include <math_support.h>
 #include <type_support.h>
 #include <platform_support.h>
-#include <stdarg.h>
+#include <linux/stdarg.h>
 
 #if !defined(ISP2401)
 #include "input_formatter.h"

fs/befs/debug.c

@@ -14,7 +14,7 @@
 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
 #ifdef __KERNEL__
 
-#include <stdarg.h>
+#include <linux/stdarg.h>
 #include <linux/string.h>
 #include <linux/spinlock.h>
 #include <linux/kernel.h>

fs/reiserfs/prints.c

@@ -8,7 +8,7 @@
 #include <linux/string.h>
 #include <linux/buffer_head.h>
 
-#include <stdarg.h>
+#include <linux/stdarg.h>
 
 static char error_buf[1024];
 static char fmt_buf[1024];

fs/ufs/super.c

@@ -70,7 +70,7 @@
 #include <linux/module.h>
 #include <linux/bitops.h>
 
-#include <stdarg.h>
+#include <linux/stdarg.h>
 
 #include <linux/uaccess.h>