Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/sam/kbuild-next

* 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/sam/kbuild-next: (53 commits)
  .gitignore: ignore *.lzma files
  kbuild: add generic --set-str option to scripts/config
  kbuild: simplify argument loop in scripts/config
  kbuild: handle non-existing options in scripts/config
  kallsyms: generalize text region handling
  kallsyms: support kernel symbols in Blackfin on-chip memory
  documentation: make version fix
  kbuild: fix a compile warning
  gitignore: Add GNU GLOBAL files to top .gitignore
  kbuild: fix delay in setlocalversion on readonly source
  README: fix misleading pointer to the defconf directory
  vmlinux.lds.h update
  kernel-doc: cleanup perl script
  Improve vmlinux.lds.h support for arch specific linker scripts
  kbuild: fix headers_exports with boolean expression
  kbuild/headers_check: refine extern check
  kbuild: fix "Argument list too long" error for "make headers_check",
  ignore *.patch files
  Remove bashisms from scripts
  menu: fix embedded menu presentation
  ...

.gitignore

@@ -25,6 +25,8 @@
 *.elf
 *.bin
 *.gz
+*.lzma
+*.patch
 
 #
 # Top-level generic files
@@ -62,6 +64,12 @@ series
 cscope.*
 ncscope.*
 
+# gnu global files
+GPATH
+GRTAGS
+GSYMS
+GTAGS
+
 *.orig
 *~
 \#*#

Documentation/Changes

@@ -29,7 +29,7 @@ hardware, for example, you probably needn't concern yourself with
 isdn4k-utils.
 
 o  Gnu C                  3.2                     # gcc --version
-o  Gnu make               3.79.1                  # make --version
+o  Gnu make               3.80                    # make --version
 o  binutils               2.12                    # ld -v
 o  util-linux             2.10o                   # fdformat --version
 o  module-init-tools      0.9.10                  # depmod -V
@@ -62,7 +62,7 @@ computer.
 Make
 ----
 
-You will need Gnu make 3.79.1 or later to build the kernel.
+You will need Gnu make 3.80 or later to build the kernel.
 
 Binutils
 --------

Documentation/kbuild/kconfig.txt

@@ -35,48 +35,26 @@ new .config files to see the differences:
 
 (Yes, we need something better here.)
 
-
-======================================================================
-menuconfig
---------------------------------------------------
-
-SEARCHING for CONFIG symbols
-
-Searching in menuconfig:
-
-	The Search function searches for kernel configuration symbol
-	names, so you have to know something close to what you are
-	looking for.
-
-	Example:
-		/hotplug
-		This lists all config symbols that contain "hotplug",
-		e.g., HOTPLUG, HOTPLUG_CPU, MEMORY_HOTPLUG.
-
-	For search help, enter / followed TAB-TAB-TAB (to highlight
-	<Help>) and Enter.  This will tell you that you can also use
-	regular expressions (regexes) in the search string, so if you
-	are not interested in MEMORY_HOTPLUG, you could try
-
-		/^hotplug
-
-
 ______________________________________________________________________
-Color Themes for 'menuconfig'
+Environment variables for '*config'
 
-It is possible to select different color themes using the variable
-MENUCONFIG_COLOR.  To select a theme use:
+KCONFIG_CONFIG
+--------------------------------------------------
+This environment variable can be used to specify a default kernel config
+file name to override the default name of ".config".
 
-	make MENUCONFIG_COLOR=<theme> menuconfig
+KCONFIG_OVERWRITECONFIG
+--------------------------------------------------
+If you set KCONFIG_OVERWRITECONFIG in the environment, Kconfig will not
+break symlinks when .config is a symlink to somewhere else.
 
-Available themes are:
-  mono       => selects colors suitable for monochrome displays
-  blackbg    => selects a color scheme with black background
-  classic    => theme with blue background. The classic look
-  bluetitle  => a LCD friendly version of classic. (default)
+KCONFIG_NOTIMESTAMP
+--------------------------------------------------
+If this environment variable exists and is non-null, the timestamp line
+in generated .config files is omitted.
 
 ______________________________________________________________________
-Environment variables in 'menuconfig'
+Environment variables for '{allyes/allmod/allno/rand}config'
 
 KCONFIG_ALLCONFIG
 --------------------------------------------------
@@ -95,8 +73,7 @@ values.
 This enables you to create "miniature" config (miniconfig) or custom
 config files containing just the config symbols that you are interested
 in.  Then the kernel config system generates the full .config file,
-including dependencies of your miniconfig file, based on the miniconfig
-file.
+including symbols of your miniconfig file.
 
 This 'KCONFIG_ALLCONFIG' file is a config file which contains
 (usually a subset of all) preset config symbols.  These variable
@@ -113,26 +90,14 @@ These examples will disable most options (allnoconfig) but enable or
 disable the options that are explicitly listed in the specified
 mini-config files.
 
+______________________________________________________________________
+Environment variables for 'silentoldconfig'
+
 KCONFIG_NOSILENTUPDATE
 --------------------------------------------------
 If this variable has a non-blank value, it prevents silent kernel
 config udpates (requires explicit updates).
 
-KCONFIG_CONFIG
---------------------------------------------------
-This environment variable can be used to specify a default kernel config
-file name to override the default name of ".config".
-
-KCONFIG_OVERWRITECONFIG
---------------------------------------------------
-If you set KCONFIG_OVERWRITECONFIG in the environment, Kconfig will not
-break symlinks when .config is a symlink to somewhere else.
-
-KCONFIG_NOTIMESTAMP
---------------------------------------------------
-If this environment variable exists and is non-null, the timestamp line
-in generated .config files is omitted.
-
 KCONFIG_AUTOCONFIG
 --------------------------------------------------
 This environment variable can be set to specify the path & name of the
@@ -143,15 +108,54 @@ KCONFIG_AUTOHEADER
 This environment variable can be set to specify the path & name of the
 "autoconf.h" (header) file.  Its default value is "include/linux/autoconf.h".
 
+
+======================================================================
+menuconfig
+--------------------------------------------------
+
+SEARCHING for CONFIG symbols
+
+Searching in menuconfig:
+
+	The Search function searches for kernel configuration symbol
+	names, so you have to know something close to what you are
+	looking for.
+
+	Example:
+		/hotplug
+		This lists all config symbols that contain "hotplug",
+		e.g., HOTPLUG, HOTPLUG_CPU, MEMORY_HOTPLUG.
+
+	For search help, enter / followed TAB-TAB-TAB (to highlight
+	<Help>) and Enter.  This will tell you that you can also use
+	regular expressions (regexes) in the search string, so if you
+	are not interested in MEMORY_HOTPLUG, you could try
+
+		/^hotplug
+
 ______________________________________________________________________
-menuconfig User Interface Options
-----------------------------------------------------------------------
+User interface options for 'menuconfig'
+
+MENUCONFIG_COLOR
+--------------------------------------------------
+It is possible to select different color themes using the variable
+MENUCONFIG_COLOR.  To select a theme use:
+
+	make MENUCONFIG_COLOR=<theme> menuconfig
+
+Available themes are:
+  mono       => selects colors suitable for monochrome displays
+  blackbg    => selects a color scheme with black background
+  classic    => theme with blue background. The classic look
+  bluetitle  => a LCD friendly version of classic. (default)
+
 MENUCONFIG_MODE
 --------------------------------------------------
 This mode shows all sub-menus in one large tree.
 
 Example:
-	MENUCONFIG_MODE=single_menu make menuconfig
+	make MENUCONFIG_MODE=single_menu menuconfig
+
 
 ======================================================================
 xconfig

Documentation/kbuild/modules.txt

@@ -275,7 +275,7 @@ following files:
 
 		KERNELDIR := /lib/modules/`uname -r`/build
 		all::
-			$(MAKE) -C $KERNELDIR M=`pwd` $@
+			$(MAKE) -C $(KERNELDIR) M=`pwd` $@
 
 		# Module specific targets
 		genbin:

Makefile

@@ -35,10 +35,8 @@ MAKEFLAGS += -rR --no-print-directory
 # To put more focus on warnings, be less verbose as default
 # Use 'make V=1' to see the full commands
 
-ifdef V
-  ifeq ("$(origin V)", "command line")
-    KBUILD_VERBOSE = $(V)
-  endif
+ifeq ("$(origin V)", "command line")
+  KBUILD_VERBOSE = $(V)
 endif
 ifndef KBUILD_VERBOSE
   KBUILD_VERBOSE = 0
@@ -54,10 +52,8 @@ endif
 # See the file "Documentation/sparse.txt" for more details, including
 # where to get the "sparse" utility.
 
-ifdef C
-  ifeq ("$(origin C)", "command line")
-    KBUILD_CHECKSRC = $(C)
-  endif
+ifeq ("$(origin C)", "command line")
+  KBUILD_CHECKSRC = $(C)
 endif
 ifndef KBUILD_CHECKSRC
   KBUILD_CHECKSRC = 0
@@ -69,12 +65,10 @@ endif
 ifdef SUBDIRS
   KBUILD_EXTMOD ?= $(SUBDIRS)
 endif
-ifdef M
-  ifeq ("$(origin M)", "command line")
-    KBUILD_EXTMOD := $(M)
-  endif
-endif
 
+ifeq ("$(origin M)", "command line")
+  KBUILD_EXTMOD := $(M)
+endif
 
 # kbuild supports saving output files in a separate directory.
 # To locate output files in a separate directory two syntaxes are supported.
@@ -98,10 +92,8 @@ ifeq ($(KBUILD_SRC),)
 
 # OK, Make called in directory where kernel src resides
 # Do we want to locate output files in a separate directory?
-ifdef O
-  ifeq ("$(origin O)", "command line")
-    KBUILD_OUTPUT := $(O)
-  endif
+ifeq ("$(origin O)", "command line")
+  KBUILD_OUTPUT := $(O)
 endif
 
 # That's our default target when none is given on the command line

README

@@ -174,8 +174,17 @@ CONFIGURING the kernel:
 	"make silentoldconfig"
 			   Like above, but avoids cluttering the screen
 			   with questions already answered.
+			   Additionally updates the dependencies.
 	"make defconfig"   Create a ./.config file by using the default
-			   symbol values from arch/$ARCH/defconfig.
+			   symbol values from either arch/$ARCH/defconfig
+			   or arch/$ARCH/configs/${PLATFORM}_defconfig,
+			   depending on the architecture.
+	"make ${PLATFORM}_defconfig"
+			  Create a ./.config file by using the default
+			  symbol values from
+			  arch/$ARCH/configs/${PLATFORM}_defconfig.
+			  Use "make help" to get a list of all available
+			  platforms of your architecture.
 	"make allyesconfig"
 			   Create a ./.config file by setting symbol
 			   values to 'y' as much as possible.

include/asm-generic/vmlinux.lds.h

-#include <linux/section-names.h>
+/*
+ * Helper macros to support writing architecture specific
+ * linker scripts.
+ *
+ * A minimal linker scripts has following content:
+ * [This is a sample, architectures may have special requiriements]
+ *
+ * OUTPUT_FORMAT(...)
+ * OUTPUT_ARCH(...)
+ * ENTRY(...)
+ * SECTIONS
+ * {
+ *	. = START;
+ *	__init_begin = .;
+ *	HEAD_TEXT_SECTION
+ *	INIT_TEXT_SECTION(PAGE_SIZE)
+ *	INIT_DATA_SECTION(...)
+ *	PERCPU(PAGE_SIZE)
+ *	__init_end = .;
+ *
+ *	_stext = .;
+ *	TEXT_SECTION = 0
+ *	_etext = .;
+ *
+ *      _sdata = .;
+ *	RO_DATA_SECTION(PAGE_SIZE)
+ *	RW_DATA_SECTION(...)
+ *	_edata = .;
+ *
+ *	EXCEPTION_TABLE(...)
+ *	NOTES
+ *
+ *	__bss_start = .;
+ *	BSS_SECTION(0, 0)
+ *	__bss_stop = .;
+ *	_end = .;
+ *
+ *	/DISCARD/ : {
+ *		EXIT_TEXT
+ *		EXIT_DATA
+ *		EXIT_CALL
+ *	}
+ *	STABS_DEBUG
+ *	DWARF_DEBUG
+ * }
+ *
+ * [__init_begin, __init_end] is the init section that may be freed after init
+ * [_stext, _etext] is the text section
+ * [_sdata, _edata] is the data section
+ *
+ * Some of the included output section have their own set of constants.
+ * Examples are: [__initramfs_start, __initramfs_end] for initramfs and
+ *               [__nosave_begin, __nosave_end] for the nosave data
+ */
 
 #ifndef LOAD_OFFSET
 #define LOAD_OFFSET 0
@@ -116,7 +169,36 @@
 	FTRACE_EVENTS()							\
 	TRACE_SYSCALLS()
 
-#define RO_DATA(align)							\
+/*
+ * Data section helpers
+ */
+#define NOSAVE_DATA							\
+	. = ALIGN(PAGE_SIZE);						\
+	VMLINUX_SYMBOL(__nosave_begin) = .;				\
+	*(.data.nosave)							\
+	. = ALIGN(PAGE_SIZE);						\
+	VMLINUX_SYMBOL(__nosave_end) = .;
+
+#define PAGE_ALIGNED_DATA(page_align)					\
+	. = ALIGN(page_align);						\
+	*(.data.page_aligned)
+
+#define READ_MOSTLY_DATA(align)						\
+	. = ALIGN(align);						\
+	*(.data.read_mostly)
+
+#define CACHELINE_ALIGNED_DATA(align)					\
+	. = ALIGN(align);						\
+	*(.data.cacheline_aligned)
+
+#define INIT_TASK(align)						\
+	. = ALIGN(align);						\
+	*(.data.init_task)
+
+/*
+ * Read only Data
+ */
+#define RO_DATA_SECTION(align)						\
 	. = ALIGN((align));						\
 	.rodata           : AT(ADDR(.rodata) - LOAD_OFFSET) {		\
 		VMLINUX_SYMBOL(__start_rodata) = .;			\
@@ -270,9 +352,10 @@
 	}								\
 	. = ALIGN((align));
 
-/* RODATA provided for backward compatibility.
+/* RODATA & RO_DATA provided for backward compatibility.
  * All archs are supposed to use RO_DATA() */
-#define RODATA RO_DATA(4096)
+#define RODATA          RO_DATA_SECTION(4096)
+#define RO_DATA(align)  RO_DATA_SECTION(align)
 
 #define SECURITY_INIT							\
 	.security_initcall.init : AT(ADDR(.security_initcall.init) - LOAD_OFFSET) { \
@@ -330,16 +413,42 @@
 #endif
 
 /* Section used for early init (in .S files) */
-#define HEAD_TEXT  *(HEAD_TEXT_SECTION)
+#define HEAD_TEXT  *(.head.text)
+
+#define HEAD_TEXT_SECTION							\
+	.head.text : AT(ADDR(.head.text) - LOAD_OFFSET) {		\
+		HEAD_TEXT						\
+	}
+
+/*
+ * Exception table
+ */
+#define EXCEPTION_TABLE(align)						\
+	. = ALIGN(align);						\
+	__ex_table : AT(ADDR(__ex_table) - LOAD_OFFSET) {		\
+		VMLINUX_SYMBOL(__start___ex_table) = .;			\
+		*(__ex_table)						\
+		VMLINUX_SYMBOL(__stop___ex_table) = .;			\
+	}
+
+/*
+ * Init task
+ */
+#define INIT_TASK_DATA(align)						\
+	. = ALIGN(align);						\
+	.data.init_task : {						\
+		INIT_TASK						\
+	}
 
 /* init and exit section handling */
 #define INIT_DATA							\
 	*(.init.data)							\
 	DEV_DISCARD(init.data)						\
-	DEV_DISCARD(init.rodata)					\
 	CPU_DISCARD(init.data)						\
-	CPU_DISCARD(init.rodata)					\
 	MEM_DISCARD(init.data)						\
+	*(.init.rodata)							\
+	DEV_DISCARD(init.rodata)					\
+	CPU_DISCARD(init.rodata)					\
 	MEM_DISCARD(init.rodata)
 
 #define INIT_TEXT							\
@@ -363,9 +472,35 @@
 	CPU_DISCARD(exit.text)						\
 	MEM_DISCARD(exit.text)
 
-		/* DWARF debug sections.
-		Symbols in the DWARF debugging sections are relative to
-		the beginning of the section so we begin them at 0.  */
+#define EXIT_CALL							\
+	*(.exitcall.exit)
+
+/*
+ * bss (Block Started by Symbol) - uninitialized data
+ * zeroed during startup
+ */
+#define SBSS								\
+	.sbss : AT(ADDR(.sbss) - LOAD_OFFSET) {				\
+		*(.sbss)						\
+		*(.scommon)						\
+	}
+
+#define BSS(bss_align)							\
+	. = ALIGN(bss_align);						\
+	.bss : AT(ADDR(.bss) - LOAD_OFFSET) {				\
+		VMLINUX_SYMBOL(__bss_start) = .;			\
+		*(.bss.page_aligned)					\
+		*(.dynbss)						\
+		*(.bss)							\
+		*(COMMON)						\
+		VMLINUX_SYMBOL(__bss_stop) = .;				\
+	}
+
+/*
+ * DWARF debug sections.
+ * Symbols in the DWARF debugging sections are relative to
+ * the beginning of the section so we begin them at 0.
+ */
 #define DWARF_DEBUG							\
 		/* DWARF 1 */						\
 		.debug          0 : { *(.debug) }			\
@@ -432,6 +567,12 @@
 		VMLINUX_SYMBOL(__stop_notes) = .;			\
 	}
 
+#define INIT_SETUP(initsetup_align)					\
+		. = ALIGN(initsetup_align);				\
+		VMLINUX_SYMBOL(__setup_start) = .;			\
+		*(.init.setup)						\
+		VMLINUX_SYMBOL(__setup_end) = .;
+
 #define INITCALLS							\
 	*(.initcallearly.init)						\
 	VMLINUX_SYMBOL(__early_initcall_end) = .;			\
@@ -453,6 +594,31 @@
   	*(.initcall7.init)						\
   	*(.initcall7s.init)
 
+#define INIT_CALLS							\
+		VMLINUX_SYMBOL(__initcall_start) = .;			\
+		INITCALLS						\
+		VMLINUX_SYMBOL(__initcall_end) = .;
+
+#define CON_INITCALL							\
+		VMLINUX_SYMBOL(__con_initcall_start) = .;		\
+		*(.con_initcall.init)					\
+		VMLINUX_SYMBOL(__con_initcall_end) = .;
+
+#define SECURITY_INITCALL						\
+		VMLINUX_SYMBOL(__security_initcall_start) = .;		\
+		*(.security_initcall.init)				\
+		VMLINUX_SYMBOL(__security_initcall_end) = .;
+
+#ifdef CONFIG_BLK_DEV_INITRD
+#define INIT_RAM_FS							\
+	. = ALIGN(PAGE_SIZE);						\
+	VMLINUX_SYMBOL(__initramfs_start) = .;				\
+	*(.init.ramfs)							\
+	VMLINUX_SYMBOL(__initramfs_end) = .;
+#else
+#define INITRAMFS
+#endif
+
 /**
  * PERCPU_VADDR - define output section for percpu area
  * @vaddr: explicit base address (optional)
@@ -509,3 +675,58 @@
 		*(.data.percpu.shared_aligned)				\
 		VMLINUX_SYMBOL(__per_cpu_end) = .;			\
 	}
+
+
+/*
+ * Definition of the high level *_SECTION macros
+ * They will fit only a subset of the architectures
+ */
+
+
+/*
+ * Writeable data.
+ * All sections are combined in a single .data section.
+ * The sections following CONSTRUCTORS are arranged so their
+ * typical alignment matches.
+ * A cacheline is typical/always less than a PAGE_SIZE so
+ * the sections that has this restriction (or similar)
+ * is located before the ones requiring PAGE_SIZE alignment.
+ * NOSAVE_DATA starts and ends with a PAGE_SIZE alignment which
+ * matches the requirment of PAGE_ALIGNED_DATA.
+ *
+ * use 0 as page_align if page_aligned data is not used */
+#define RW_DATA_SECTION(cacheline, nosave, pagealigned, inittask)	\
+	. = ALIGN(PAGE_SIZE);						\
+	.data : AT(ADDR(.data) - LOAD_OFFSET) {				\
+		INIT_TASK(inittask)					\
+		CACHELINE_ALIGNED_DATA(cacheline)			\
+		READ_MOSTLY_DATA(cacheline)				\
+		DATA_DATA						\
+		CONSTRUCTORS						\
+		NOSAVE_DATA(nosave)					\
+		PAGE_ALIGNED_DATA(pagealigned)				\
+	}
+
+#define INIT_TEXT_SECTION(inittext_align)				\
+	. = ALIGN(inittext_align);					\
+	.init.text : AT(ADDR(.init.text) - LOAD_OFFSET) {		\
+		VMLINUX_SYMBOL(_sinittext) = .;				\
+		INIT_TEXT						\
+		VMLINUX_SYMBOL(_einittext) = .;				\
+	}
+
+#define INIT_DATA_SECTION(initsetup_align)				\
+	.init.data : AT(ADDR(.init.data) - LOAD_OFFSET) {		\
+		INIT_DATA						\
+		INIT_SETUP(initsetup_align)				\
+		INIT_CALLS						\
+		CON_INITCALL						\
+		SECURITY_INITCALL					\
+		INIT_RAM_FS						\
+	}
+
+#define BSS_SECTION(sbss_align, bss_align)				\
+	SBSS								\
+	BSS(bss_align)							\
+	. = ALIGN(4);
+

include/linux/init.h

@@ -2,8 +2,6 @@
 #define _LINUX_INIT_H
 
 #include <linux/compiler.h>
-#include <linux/section-names.h>
-#include <linux/stringify.h>
 
 /* These macros are used to mark some functions or 
  * initialized data (doesn't apply to uninitialized data)
@@ -101,7 +99,7 @@
 #define __memexitconst   __section(.memexit.rodata)
 
 /* For assembly routines */
-#define __HEAD		.section	__stringify(HEAD_TEXT_SECTION),"ax"
+#define __HEAD		.section	".head.text","ax"
 #define __INIT		.section	".init.text","ax"
 #define __FINIT		.previous
 
@@ -225,7 +223,8 @@ struct obs_kernel_param {
  * obs_kernel_param "array" too far apart in .init.setup.
  */
 #define __setup_param(str, unique_id, fn, early)			\
-	static char __setup_str_##unique_id[] __initdata __aligned(1) = str; \
+	static const char __setup_str_##unique_id[] __initconst	\
+		__aligned(1) = str; \
 	static struct obs_kernel_param __setup_##unique_id	\
 		__used __section(.init.setup)			\
 		__attribute__((aligned((sizeof(long)))))	\

include/linux/section-names.h

-#ifndef __LINUX_SECTION_NAMES_H
-#define __LINUX_SECTION_NAMES_H
-
-#define HEAD_TEXT_SECTION .head.text
-
-#endif /* !__LINUX_SECTION_NAMES_H */

init/Kconfig

@@ -809,14 +809,6 @@ config KALLSYMS_EXTRA_PASS
 	   you wait for kallsyms to be fixed.
 
 
-config STRIP_ASM_SYMS
-	bool "Strip assembler-generated symbols during link"
-	default n
-	help
-	  Strip internal assembler-generated symbols during a link (symbols
-	  that look like '.Lxxx') so they don't pollute the output of
-	  get_wchan() and suchlike.
-
 config HOTPLUG
 	bool "Support for hot-pluggable devices" if EMBEDDED
 	default y
@@ -998,6 +990,14 @@ config SLUB_DEBUG
 	  SLUB sysfs support. /sys/slab will not exist and there will be
 	  no support for cache validation etc.
 
+config STRIP_ASM_SYMS
+	bool "Strip assembler-generated symbols during link"
+	default n
+	help
+	  Strip internal assembler-generated symbols during a link (symbols
+	  that look like '.Lxxx') so they don't pollute the output of
+	  get_wchan() and suchlike.
+
 config COMPAT_BRK
 	bool "Disable heap randomization"
 	default y

kernel/kallsyms.c

@@ -30,12 +30,16 @@
 #define all_var 0
 #endif
 
-/* These will be re-linked against their real values during the second link stage */
+/*
+ * These will be re-linked against their real values
+ * during the second link stage.
+ */
 extern const unsigned long kallsyms_addresses[] __attribute__((weak));
 extern const u8 kallsyms_names[] __attribute__((weak));
 
-/* tell the compiler that the count isn't in the small data section if the arch
- * has one (eg: FRV)
+/*
+ * Tell the compiler that the count isn't in the small data section if the arch
+ * has one (eg: FRV).
  */
 extern const unsigned long kallsyms_num_syms
 __attribute__((weak, section(".rodata")));
@@ -75,31 +79,37 @@ static int is_ksym_addr(unsigned long addr)
 	return is_kernel_text(addr) || is_kernel_inittext(addr);
 }
 
-/* expand a compressed symbol data into the resulting uncompressed string,
-   given the offset to where the symbol is in the compressed stream */
+/*
+ * Expand a compressed symbol data into the resulting uncompressed string,
+ * given the offset to where the symbol is in the compressed stream.
+ */
 static unsigned int kallsyms_expand_symbol(unsigned int off, char *result)
 {
 	int len, skipped_first = 0;
 	const u8 *tptr, *data;
 
-	/* get the compressed symbol length from the first symbol byte */
+	/* Get the compressed symbol length from the first symbol byte. */
 	data = &kallsyms_names[off];
 	len = *data;
 	data++;
 
-	/* update the offset to return the offset for the next symbol on
-	 * the compressed stream */
+	/*
+	 * Update the offset to return the offset for the next symbol on
+	 * the compressed stream.
+	 */
 	off += len + 1;
 
-	/* for every byte on the compressed symbol data, copy the table
-	   entry for that byte */
-	while(len) {
-		tptr = &kallsyms_token_table[ kallsyms_token_index[*data] ];
+	/*
+	 * For every byte on the compressed symbol data, copy the table
+	 * entry for that byte.
+	 */
+	while (len) {
+		tptr = &kallsyms_token_table[kallsyms_token_index[*data]];
 		data++;
 		len--;
 
 		while (*tptr) {
-			if(skipped_first) {
+			if (skipped_first) {
 				*result = *tptr;
 				result++;
 			} else
@@ -110,36 +120,46 @@ static unsigned int kallsyms_expand_symbol(unsigned int off, char *result)
 
 	*result = '\0';
 
-	/* return to offset to the next symbol */
+	/* Return to offset to the next symbol. */
 	return off;
 }
 
-/* get symbol type information. This is encoded as a single char at the
- * begining of the symbol name */
+/*
+ * Get symbol type information. This is encoded as a single char at the
+ * beginning of the symbol name.
+ */
 static char kallsyms_get_symbol_type(unsigned int off)
 {
-	/* get just the first code, look it up in the token table, and return the
-	 * first char from this token */
-	return kallsyms_token_table[ kallsyms_token_index[ kallsyms_names[off+1] ] ];
+	/*
+	 * Get just the first code, look it up in the token table,
+	 * and return the first char from this token.
+	 */
+	return kallsyms_token_table[kallsyms_token_index[kallsyms_names[off + 1]]];
 }
 
 
-/* find the offset on the compressed stream given and index in the
- * kallsyms array */
+/*
+ * Find the offset on the compressed stream given and index in the
+ * kallsyms array.
+ */
 static unsigned int get_symbol_offset(unsigned long pos)
 {
 	const u8 *name;
 	int i;
 
-	/* use the closest marker we have. We have markers every 256 positions,
-	 * so that should be close enough */
-	name = &kallsyms_names[ kallsyms_markers[pos>>8] ];
+	/*
+	 * Use the closest marker we have. We have markers every 256 positions,
+	 * so that should be close enough.
+	 */
+	name = &kallsyms_names[kallsyms_markers[pos >> 8]];
 
-	/* sequentially scan all the symbols up to the point we're searching for.
-	 * Every symbol is stored in a [<len>][<len> bytes of data] format, so we
-	 * just need to add the len to the current pointer for every symbol we
-	 * wish to skip */
-	for(i = 0; i < (pos&0xFF); i++)
+	/*
+	 * Sequentially scan all the symbols up to the point we're searching
+	 * for. Every symbol is stored in a [<len>][<len> bytes of data] format,
+	 * so we just need to add the len to the current pointer for every
+	 * symbol we wish to skip.
+	 */
+	for (i = 0; i < (pos & 0xFF); i++)
 		name = name + (*name) + 1;
 
 	return name - kallsyms_names;
@@ -190,7 +210,7 @@ static unsigned long get_symbol_pos(unsigned long addr,
 	/* This kernel should never had been booted. */
 	BUG_ON(!kallsyms_addresses);
 
-	/* do a binary search on the sorted kallsyms_addresses array */
+	/* Do a binary search on the sorted kallsyms_addresses array. */
 	low = 0;
 	high = kallsyms_num_syms;
 
@@ -203,15 +223,15 @@ static unsigned long get_symbol_pos(unsigned long addr,
 	}
 
 	/*
-	 * search for the first aliased symbol. Aliased
-	 * symbols are symbols with the same address
+	 * Search for the first aliased symbol. Aliased
+	 * symbols are symbols with the same address.
 	 */
 	while (low && kallsyms_addresses[low-1] == kallsyms_addresses[low])
 		--low;
 
 	symbol_start = kallsyms_addresses[low];
 
-	/* Search for next non-aliased symbol */
+	/* Search for next non-aliased symbol. */
 	for (i = low + 1; i < kallsyms_num_syms; i++) {
 		if (kallsyms_addresses[i] > symbol_start) {
 			symbol_end = kallsyms_addresses[i];
@@ -219,7 +239,7 @@ static unsigned long get_symbol_pos(unsigned long addr,
 		}
 	}
 
-	/* if we found no next symbol, we use the end of the section */
+	/* If we found no next symbol, we use the end of the section. */
 	if (!symbol_end) {
 		if (is_kernel_inittext(addr))
 			symbol_end = (unsigned long)_einittext;
@@ -252,10 +272,10 @@ int kallsyms_lookup_size_offset(unsigned long addr, unsigned long *symbolsize,
 
 /*
  * Lookup an address
- * - modname is set to NULL if it's in the kernel
- * - we guarantee that the returned name is valid until we reschedule even if
- *   it resides in a module
- * - we also guarantee that modname will be valid until rescheduled
+ * - modname is set to NULL if it's in the kernel.
+ * - We guarantee that the returned name is valid until we reschedule even if.
+ *   It resides in a module.
+ * - We also guarantee that modname will be valid until rescheduled.
  */
 const char *kallsyms_lookup(unsigned long addr,
 			    unsigned long *symbolsize,
@@ -276,7 +296,7 @@ const char *kallsyms_lookup(unsigned long addr,
 		return namebuf;
 	}
 
-	/* see if it's in a module */
+	/* See if it's in a module. */
 	return module_address_lookup(addr, symbolsize, offset, modname,
 				     namebuf);
 }
@@ -294,7 +314,7 @@ int lookup_symbol_name(unsigned long addr, char *symname)
 		kallsyms_expand_symbol(get_symbol_offset(pos), symname);
 		return 0;
 	}
-	/* see if it's in a module */
+	/* See if it's in a module. */
 	return lookup_module_symbol_name(addr, symname);
 }
 
@@ -313,7 +333,7 @@ int lookup_symbol_attrs(unsigned long addr, unsigned long *size,
 		modname[0] = '\0';
 		return 0;
 	}
-	/* see if it's in a module */
+	/* See if it's in a module. */
 	return lookup_module_symbol_attrs(addr, size, offset, modname, name);
 }
 
@@ -342,6 +362,7 @@ int sprint_symbol(char *buffer, unsigned long address)
 
 	return len;
 }
+EXPORT_SYMBOL_GPL(sprint_symbol);
 
 /* Look up a kernel symbol and print it to the kernel messages. */
 void __print_symbol(const char *fmt, unsigned long address)
@@ -352,13 +373,13 @@ void __print_symbol(const char *fmt, unsigned long address)
 
 	printk(fmt, buffer);
 }
+EXPORT_SYMBOL(__print_symbol);
 
 /* To avoid using get_symbol_offset for every symbol, we carry prefix along. */
-struct kallsym_iter
-{
+struct kallsym_iter {
 	loff_t pos;
 	unsigned long value;
-	unsigned int nameoff; /* If iterating in core kernel symbols */
+	unsigned int nameoff; /* If iterating in core kernel symbols. */
 	char type;
 	char name[KSYM_NAME_LEN];
 	char module_name[MODULE_NAME_LEN];
@@ -404,7 +425,7 @@ static int update_iter(struct kallsym_iter *iter, loff_t pos)
 		iter->pos = pos;
 		return get_ksymbol_mod(iter);
 	}
-	
+
 	/* If we're not on the desired position, reset to new position. */
 	if (pos != iter->pos)
 		reset_iter(iter, pos);
@@ -439,23 +460,25 @@ static int s_show(struct seq_file *m, void *p)
 {
 	struct kallsym_iter *iter = m->private;
 
-	/* Some debugging symbols have no name.  Ignore them. */ 
+	/* Some debugging symbols have no name.  Ignore them. */
 	if (!iter->name[0])
 		return 0;
 
 	if (iter->module_name[0]) {
 		char type;
 
-		/* Label it "global" if it is exported,
-		 * "local" if not exported. */
+		/*
+		 * Label it "global" if it is exported,
+		 * "local" if not exported.
+		 */
 		type = iter->exported ? toupper(iter->type) :
 					tolower(iter->type);
 		seq_printf(m, "%0*lx %c %s\t[%s]\n",
-			   (int)(2*sizeof(void*)),
+			   (int)(2 * sizeof(void *)),
 			   iter->value, type, iter->name, iter->module_name);
 	} else
 		seq_printf(m, "%0*lx %c %s\n",
-			   (int)(2*sizeof(void*)),
+			   (int)(2 * sizeof(void *)),
 			   iter->value, iter->type, iter->name);
 	return 0;
 }
@@ -469,9 +492,11 @@ static const struct seq_operations kallsyms_op = {
 
 static int kallsyms_open(struct inode *inode, struct file *file)
 {
-	/* We keep iterator in m->private, since normal case is to
+	/*
+	 * We keep iterator in m->private, since normal case is to
 	 * s_start from where we left off, so we avoid doing
-	 * using get_symbol_offset for every symbol */
+	 * using get_symbol_offset for every symbol.
+	 */
 	struct kallsym_iter *iter;
 	int ret;
 
@@ -500,7 +525,4 @@ static int __init kallsyms_init(void)
 	proc_create("kallsyms", 0444, NULL, &kallsyms_operations);
 	return 0;
 }
-__initcall(kallsyms_init);
-
-EXPORT_SYMBOL(__print_symbol);
-EXPORT_SYMBOL_GPL(sprint_symbol);
+device_initcall(kallsyms_init);

scripts/Makefile.headersinst

@@ -54,8 +54,12 @@ quiet_cmd_remove = REMOVE  $(unwanted)
       cmd_remove = rm -f $(unwanted-file)
 
 quiet_cmd_check = CHECK   $(printdir) ($(words $(all-files)) files)
-      cmd_check = $(PERL) $< $(INSTALL_HDR_PATH)/include $(SRCARCH) \
-                  $(addprefix $(install)/, $(all-files));           \
+# Headers list can be pretty long, xargs helps to avoid
+# the "Argument list too long" error.
+      cmd_check = for f in $(all-files); do                          \
+                  echo "$(install)/$${f}"; done                      \
+                  | xargs                                            \
+                  $(PERL) $< $(INSTALL_HDR_PATH)/include $(SRCARCH); \
 	          touch $@
 
 PHONY += __headersinst __headerscheck

scripts/basic/docproc.c

@@ -69,7 +69,7 @@ FILELINE * docsection;
 #define NOFUNCTION    "-nofunction"
 #define NODOCSECTIONS "-no-doc-sections"
 
-char *srctree;
+static char *srctree, *kernsrctree;
 
 void usage (void)
 {
@@ -77,7 +77,8 @@ void usage (void)
 	fprintf(stderr, "Input is read from file.tmpl. Output is sent to stdout\n");
 	fprintf(stderr, "doc: frontend when generating kernel documentation\n");
 	fprintf(stderr, "depend: generate list of files referenced within file\n");
-	fprintf(stderr, "Environment variable SRCTREE: absolute path to kernel source tree.\n");
+	fprintf(stderr, "Environment variable SRCTREE: absolute path to sources.\n");
+	fprintf(stderr, "                     KBUILD_SRC: absolute path to kernel source tree.\n");
 }
 
 /*
@@ -96,8 +97,8 @@ void exec_kernel_doc(char **svec)
 			exit(1);
 		case  0:
 			memset(real_filename, 0, sizeof(real_filename));
-			strncat(real_filename, srctree, PATH_MAX);
-			strncat(real_filename, KERNELDOCPATH KERNELDOC,
+			strncat(real_filename, kernsrctree, PATH_MAX);
+			strncat(real_filename, "/" KERNELDOCPATH KERNELDOC,
 					PATH_MAX - strlen(real_filename));
 			execvp(real_filename, svec);
 			fprintf(stderr, "exec ");
@@ -178,6 +179,7 @@ void find_export_symbols(char * filename)
 		char real_filename[PATH_MAX + 1];
 		memset(real_filename, 0, sizeof(real_filename));
 		strncat(real_filename, srctree, PATH_MAX);
+		strncat(real_filename, "/", PATH_MAX - strlen(real_filename));
 		strncat(real_filename, filename,
 				PATH_MAX - strlen(real_filename));
 		sym = add_new_file(filename);
@@ -382,6 +384,9 @@ int main(int argc, char *argv[])
 	srctree = getenv("SRCTREE");
 	if (!srctree)
 		srctree = getcwd(NULL, 0);
+	kernsrctree = getenv("KBUILD_SRC");
+	if (!kernsrctree)
+		kernsrctree = srctree;
 	if (argc != 3) {
 		usage();
 		exit(1);

scripts/basic/fixdep.c

@@ -373,10 +373,11 @@ void print_deps(void)
 void traps(void)
 {
 	static char test[] __attribute__((aligned(sizeof(int)))) = "CONF";
+	int *p = (int *)test;
 
-	if (*(int *)test != INT_CONF) {
+	if (*p != INT_CONF) {
 		fprintf(stderr, "fixdep: sizeof(int) != 4 or wrong endianess? %#x\n",
-			*(int *)test);
+			*p);
 		exit(2);
 	}
 }

scripts/config

@@ -9,8 +9,10 @@ config options command ...
 commands:
 	--enable|-e option   Enable option
 	--disable|-d option  Disable option
-	--module|-m option      Turn option into a module
-	--state|-s option       Print state of option (n,y,m,undef)
+	--module|-m option   Turn option into a module
+	--set-str option value
+	                     Set option to "value"
+	--state|-s option    Print state of option (n,y,m,undef)
 
 	--enable-after|-E beforeopt option
                              Enable option directly after other option
@@ -26,8 +28,6 @@ options:
 
 config doesn't check the validity of the .config file. This is done at next
  make time.
-The options need to be already in the file before they can be changed,
-but sometimes you can cheat with the --*-after options.
 EOL
 	exit 1
 }
@@ -45,8 +45,18 @@ checkarg() {
 	ARG="`echo $ARG | tr a-z A-Z`"
 }
 
-replace() {
-	sed -i -e "$@" $FN
+set_var() {
+	local name=$1 new=$2 before=$3
+
+	name_re="^($name=|# $name is not set)"
+	before_re="^($before=|# $before is not set)"
+	if test -n "$before" && grep -Eq "$before_re" "$FN"; then
+		sed -ri "/$before_re/a $new" "$FN"
+	elif grep -Eq "$name_re" "$FN"; then
+		sed -ri "s:$name_re.*:$new:" "$FN"
+	else
+		echo "$new" >>"$FN"
+	fi
 }
 
 if [ "$1" = "--file" ]; then
@@ -54,8 +64,7 @@ if [ "$1" = "--file" ]; then
 	if [ "$FN" = "" ] ; then
 		usage
 	fi
-	shift
-	shift
+	shift 2
 else
 	FN=.config
 fi
@@ -68,27 +77,39 @@ while [ "$1" != "" ] ; do
 	CMD="$1"
 	shift
 	case "$CMD" in
-	--enable|-e)
+	--refresh)
+		;;
+	--*-after)
+		checkarg "$1"
+		A=$ARG
+		checkarg "$2"
+		B=$ARG
+		shift 2
+		;;
+	--*)
 		checkarg "$1"
-		replace "s/# CONFIG_$ARG is not set/CONFIG_$ARG=y/"
 		shift
 		;;
+	esac
+	case "$CMD" in
+	--enable|-e)
+		set_var "CONFIG_$ARG" "CONFIG_$ARG=y"
+		;;
 
 	--disable|-d)
-		checkarg "$1"
-		replace "s/CONFIG_$ARG=[my]/# CONFIG_$ARG is not set/"
-		shift
+		set_var "CONFIG_$ARG" "# CONFIG_$ARG is not set"
 		;;
 
 	--module|-m)
-		checkarg "$1"
-		replace "s/CONFIG_$ARG=y/CONFIG_$ARG=m/" \
-			-e "s/# CONFIG_$ARG is not set/CONFIG_$ARG=m/"
+		set_var "CONFIG_$ARG" "CONFIG_$ARG=m"
+		;;
+
+	--set-str)
+		set_var "CONFIG_$ARG" "CONFIG_$ARG=\"$1\""
 		shift
 		;;
 
 	--state|-s)
-		checkarg "$1"
 		if grep -q "# CONFIG_$ARG is not set" $FN ; then
 			echo n
 		else
@@ -101,44 +122,18 @@ while [ "$1" != "" ] ; do
 				echo "$V"
 			fi
 		fi
-		shift
 		;;
 
 	--enable-after|-E)
-		checkarg "$1"
-		A=$ARG
-		checkarg "$2"
-		B=$ARG
-		replace "/CONFIG_$A=[my]/aCONFIG_$B=y" \
-			-e "/# CONFIG_$ARG is not set/a/CONFIG_$ARG=y" \
-			-e "s/# CONFIG_$ARG is not set/CONFIG_$ARG=y/"
-		shift
-		shift
+		set_var "CONFIG_$B" "CONFIG_$B=y" "CONFIG_$A"
 		;;
 
 	--disable-after|-D)
-		checkarg "$1"
-		A=$ARG
-		checkarg "$2"
-		B=$ARG
-		replace "/CONFIG_$A=[my]/a# CONFIG_$B is not set" \
-		-e "/# CONFIG_$ARG is not set/a/# CONFIG_$ARG is not set" \
-		-e "s/CONFIG_$ARG=[my]/# CONFIG_$ARG is not set/"
-		shift
-		shift
+		set_var "CONFIG_$B" "# CONFIG_$B is not set" "CONFIG_$A"
 		;;
 
 	--module-after|-M)
-		checkarg "$1"
-		A=$ARG
-		checkarg "$2"
-		B=$ARG
-		replace "/CONFIG_$A=[my]/aCONFIG_$B=m" \
-			-e "/# CONFIG_$ARG is not set/a/CONFIG_$ARG=m" \
-			-e "s/CONFIG_$ARG=y/CONFIG_$ARG=m/" \
-			-e "s/# CONFIG_$ARG is not set/CONFIG_$ARG=m/"
-		shift
-		shift
+		set_var "CONFIG_$B" "CONFIG_$B=m" "CONFIG_$A"
 		;;
 
 	# undocumented because it ignores --file (fixme)

scripts/gcc-version.sh

@@ -18,7 +18,7 @@ compiler="$*"
 
 if [ ${#compiler} -eq 0 ]; then
 	echo "Error: No compiler specified."
-	echo -e "Usage:\n\t$0 <gcc-command>"
+	printf "Usage:\n\t$0 <gcc-command>\n"
 	exit 1
 fi
 

scripts/headers.sh

@@ -15,19 +15,12 @@ do_command()
 	fi
 }
 
-# Do not try this architecture
-drop="generic um ppc sparc64 cris"
-
 archs=$(ls ${srctree}/arch)
 
 for arch in ${archs}; do
 	case ${arch} in
 	um)        # no userspace export
 		;;
-	ppc)       # headers exported by powerpc
-		;;
-	sparc64)   # headers exported by sparc
-		;;
 	cris)      # headers export are known broken
 		;;
 	*)

scripts/headers_check.pl

@@ -2,7 +2,7 @@
 #
 # headers_check.pl execute a number of trivial consistency checks
 #
-# Usage: headers_check.pl dir [files...]
+# Usage: headers_check.pl dir arch [files...]
 # dir:   dir to look for included files
 # arch:  architecture
 # files: list of files to check
@@ -37,7 +37,7 @@ foreach my $file (@files) {
 		&check_include();
 		&check_asm_types();
 		&check_sizetypes();
-		&check_prototypes();
+		&check_declarations();
 		# Dropped for now. Too much noise &check_config();
 	}
 	close FH;
@@ -61,16 +61,18 @@ sub check_include
 	}
 }
 
-sub check_prototypes
+sub check_declarations
 {
-	if ($line =~ m/^\s*extern\b/) {
-		printf STDERR "$filename:$lineno: extern's make no sense in userspace\n";
+	if ($line =~m/^\s*extern\b/) {
+		printf STDERR "$filename:$lineno: " .
+		              "userspace cannot call function or variable " .
+		              "defined in the kernel\n";
 	}
 }
 
 sub check_config
 {
-	if ($line =~ m/[^a-zA-Z0-9_]+CONFIG_([a-zA-Z0-9]+)[^a-zA-Z0-9]/) {
+	if ($line =~ m/[^a-zA-Z0-9_]+CONFIG_([a-zA-Z0-9_]+)[^a-zA-Z0-9_]/) {
 		printf STDERR "$filename:$lineno: leaks CONFIG_$1 to userspace where it is not valid\n";
 	}
 }

scripts/kallsyms.c

@@ -23,6 +23,10 @@
 #include <string.h>
 #include <ctype.h>
 
+#ifndef ARRAY_SIZE
+#define ARRAY_SIZE(arr) (sizeof(arr) / sizeof(arr[0]))
+#endif
+
 #define KSYM_NAME_LEN		128
 
 struct sym_entry {
@@ -32,9 +36,23 @@ struct sym_entry {
 	unsigned char *sym;
 };
 
+struct text_range {
+	const char *stext, *etext;
+	unsigned long long start, end;
+};
+
+static unsigned long long _text;
+static struct text_range text_ranges[] = {
+	{ "_stext",     "_etext"     },
+	{ "_sinittext", "_einittext" },
+	{ "_stext_l1",  "_etext_l1"  },	/* Blackfin on-chip L1 inst SRAM */
+	{ "_stext_l2",  "_etext_l2"  },	/* Blackfin on-chip L2 SRAM */
+};
+#define text_range_text     (&text_ranges[0])
+#define text_range_inittext (&text_ranges[1])
+
 static struct sym_entry *table;
 static unsigned int table_size, table_cnt;
-static unsigned long long _text, _stext, _etext, _sinittext, _einittext;
 static int all_symbols = 0;
 static char symbol_prefix_char = '\0';
 
@@ -61,6 +79,26 @@ static inline int is_arm_mapping_symbol(const char *str)
 	       && (str[2] == '\0' || str[2] == '.');
 }
 
+static int read_symbol_tr(const char *sym, unsigned long long addr)
+{
+	size_t i;
+	struct text_range *tr;
+
+	for (i = 0; i < ARRAY_SIZE(text_ranges); ++i) {
+		tr = &text_ranges[i];
+
+		if (strcmp(sym, tr->stext) == 0) {
+			tr->start = addr;
+			return 0;
+		} else if (strcmp(sym, tr->etext) == 0) {
+			tr->end = addr;
+			return 0;
+		}
+	}
+
+	return 1;
+}
+
 static int read_symbol(FILE *in, struct sym_entry *s)
 {
 	char str[500];
@@ -84,14 +122,8 @@ static int read_symbol(FILE *in, struct sym_entry *s)
 	/* Ignore most absolute/undefined (?) symbols. */
 	if (strcmp(sym, "_text") == 0)
 		_text = s->addr;
-	else if (strcmp(sym, "_stext") == 0)
-		_stext = s->addr;
-	else if (strcmp(sym, "_etext") == 0)
-		_etext = s->addr;
-	else if (strcmp(sym, "_sinittext") == 0)
-		_sinittext = s->addr;
-	else if (strcmp(sym, "_einittext") == 0)
-		_einittext = s->addr;
+	else if (read_symbol_tr(sym, s->addr) == 0)
+		/* nothing to do */;
 	else if (toupper(stype) == 'A')
 	{
 		/* Keep these useful absolute symbols */
@@ -127,6 +159,21 @@ static int read_symbol(FILE *in, struct sym_entry *s)
 	return 0;
 }
 
+static int symbol_valid_tr(struct sym_entry *s)
+{
+	size_t i;
+	struct text_range *tr;
+
+	for (i = 0; i < ARRAY_SIZE(text_ranges); ++i) {
+		tr = &text_ranges[i];
+
+		if (s->addr >= tr->start && s->addr < tr->end)
+			return 0;
+	}
+
+	return 1;
+}
+
 static int symbol_valid(struct sym_entry *s)
 {
 	/* Symbols which vary between passes.  Passes 1 and 2 must have
@@ -156,8 +203,7 @@ static int symbol_valid(struct sym_entry *s)
 	/* if --all-symbols is not specified, then symbols outside the text
 	 * and inittext sections are discarded */
 	if (!all_symbols) {
-		if ((s->addr < _stext || s->addr > _etext)
-		    && (s->addr < _sinittext || s->addr > _einittext))
+		if (symbol_valid_tr(s) == 0)
 			return 0;
 		/* Corner case.  Discard any symbols with the same value as
 		 * _etext _einittext; they can move between pass 1 and 2 when
@@ -165,10 +211,10 @@ static int symbol_valid(struct sym_entry *s)
 		 * they may get dropped in pass 2, which breaks the kallsyms
 		 * rules.
 		 */
-		if ((s->addr == _etext &&
-				strcmp((char *)s->sym + offset, "_etext")) ||
-		    (s->addr == _einittext &&
-				strcmp((char *)s->sym + offset, "_einittext")))
+		if ((s->addr == text_range_text->end &&
+				strcmp((char *)s->sym + offset, text_range_text->etext)) ||
+		    (s->addr == text_range_inittext->end &&
+				strcmp((char *)s->sym + offset, text_range_inittext->etext)))
 			return 0;
 	}
 

scripts/kconfig/.gitignore

@@ -8,6 +8,9 @@ lex.*.c
 zconf.hash.c
 *.moc
 lkc_defs.h
+gconf.glade.h
+*.pot
+*.mo
 
 #
 # configuration programs

scripts/kconfig/Makefile

@@ -83,7 +83,7 @@ help:
 	@echo  '  xconfig	  - Update current config utilising a QT based front-end'
 	@echo  '  gconfig	  - Update current config utilising a GTK based front-end'
 	@echo  '  oldconfig	  - Update current config utilising a provided .config as base'
-	@echo  '  silentoldconfig - Same as oldconfig, but quietly'
+	@echo  '  silentoldconfig - Same as oldconfig, but quietly, additionally update deps'
 	@echo  '  randconfig	  - New config with random answer to all options'
 	@echo  '  defconfig	  - New config with default answer to all options'
 	@echo  '  allmodconfig	  - New config selecting modules when possible'
@@ -104,7 +104,7 @@ HOST_EXTRACFLAGS += -DLOCALE
 # ===========================================================================
 # Shared Makefile for the various kconfig executables:
 # conf:	  Used for defconfig, oldconfig and related targets
-# mconf:  Used for the mconfig target.
+# mconf:  Used for the menuconfig target
 #         Utilizes the lxdialog package
 # qconf:  Used for the xconfig target
 #         Based on QT which needs to be installed to compile it

scripts/kconfig/conf.c

@@ -498,14 +498,15 @@ int main(int ac, char **av)
 	conf_parse(name);
 	//zconfdump(stdout);
 	if (sync_kconfig) {
-		if (stat(".config", &tmpstat)) {
+		name = conf_get_configname();
+		if (stat(name, &tmpstat)) {
 			fprintf(stderr, _("***\n"
 				"*** You have not yet configured your kernel!\n"
-				"*** (missing kernel .config file)\n"
+				"*** (missing kernel config file \"%s\")\n"
 				"***\n"
 				"*** Please run some configurator (e.g. \"make oldconfig\" or\n"
 				"*** \"make menuconfig\" or \"make xconfig\").\n"
-				"***\n"));
+				"***\n"), name);
 			exit(1);
 		}
 	}

scripts/kconfig/confdata.c

@@ -41,6 +41,13 @@ const char *conf_get_configname(void)
 	return name ? name : ".config";
 }
 
+const char *conf_get_autoconfig_name(void)
+{
+	char *name = getenv("KCONFIG_AUTOCONFIG");
+
+	return name ? name : "include/config/auto.conf";
+}
+
 static char *conf_expand_value(const char *in)
 {
 	struct symbol *sym;
@@ -555,15 +562,14 @@ int conf_write(const char *name)
 
 int conf_split_config(void)
 {
-	char *name, path[128];
+	const char *name;
+	char path[128];
 	char *s, *d, c;
 	struct symbol *sym;
 	struct stat sb;
 	int res, i, fd;
 
-	name = getenv("KCONFIG_AUTOCONFIG");
-	if (!name)
-		name = "include/config/auto.conf";
+	name = conf_get_autoconfig_name();
 	conf_read_simple(name, S_DEF_AUTO);
 
 	if (chdir("include/config"))
@@ -670,7 +676,7 @@ int conf_write_autoconf(void)
 {
 	struct symbol *sym;
 	const char *str;
-	char *name;
+	const char *name;
 	FILE *out, *out_h;
 	time_t now;
 	int i, l;
@@ -773,9 +779,7 @@ int conf_write_autoconf(void)
 		name = "include/linux/autoconf.h";
 	if (rename(".tmpconfig.h", name))
 		return 1;
-	name = getenv("KCONFIG_AUTOCONFIG");
-	if (!name)
-		name = "include/config/auto.conf";
+	name = conf_get_autoconfig_name();
 	/*
 	 * This must be the last step, kbuild has a dependency on auto.conf
 	 * and this marks the successful completion of the previous steps.

scripts/kconfig/lkc.h

@@ -74,6 +74,7 @@ char *zconf_curname(void);
 
 /* confdata.c */
 const char *conf_get_configname(void);
+const char *conf_get_autoconfig_name(void);
 char *conf_get_default_confname(void);
 void sym_set_change_count(int count);
 void sym_add_change_count(int count);

scripts/kconfig/lxdialog/checklist.c

@@ -41,7 +41,8 @@ static void print_item(WINDOW * win, int choice, int selected)
 	wmove(win, choice, check_x);
 	wattrset(win, selected ? dlg.check_selected.atr
 		 : dlg.check.atr);
-	wprintw(win, "(%c)", item_is_tag('X') ? 'X' : ' ');
+	if (!item_is_tag(':'))
+		wprintw(win, "(%c)", item_is_tag('X') ? 'X' : ' ');
 
 	wattrset(win, selected ? dlg.tag_selected.atr : dlg.tag.atr);
 	mvwaddch(win, choice, item_x, item_str()[0]);

scripts/kconfig/mconf.c

@@ -732,7 +732,12 @@ static void conf_choice(struct menu *menu)
 		for (child = menu->list; child; child = child->next) {
 			if (!menu_is_visible(child))
 				continue;
-			item_make("%s", _(menu_get_prompt(child)));
+			if (child->sym)
+				item_make("%s", _(menu_get_prompt(child)));
+			else {
+				item_make("*** %s ***", _(menu_get_prompt(child)));
+				item_set_tag(':');
+			}
 			item_set_data(child);
 			if (child->sym == active)
 				item_set_selected(1);
@@ -748,6 +753,9 @@ static void conf_choice(struct menu *menu)
 		case 0:
 			if (selected) {
 				child = item_data();
+				if (!child->sym)
+					break;
+
 				sym_set_tristate_value(child->sym, yes);
 			}
 			return;

scripts/kconfig/qconf.cc

@@ -5,6 +5,7 @@
 
 #include <qapplication.h>
 #include <qmainwindow.h>
+#include <qdesktopwidget.h>
 #include <qtoolbar.h>
 #include <qlayout.h>
 #include <qvbox.h>
@@ -297,10 +298,10 @@ void ConfigLineEdit::show(ConfigItem* i)
 void ConfigLineEdit::keyPressEvent(QKeyEvent* e)
 {
 	switch (e->key()) {
-	case Key_Escape:
+	case Qt::Key_Escape:
 		break;
-	case Key_Return:
-	case Key_Enter:
+	case Qt::Key_Return:
+	case Qt::Key_Enter:
 		sym_set_string_value(item->menu->sym, text().latin1());
 		parent()->updateList(item);
 		break;
@@ -639,7 +640,7 @@ void ConfigList::keyPressEvent(QKeyEvent* ev)
 	struct menu *menu;
 	enum prop_type type;
 
-	if (ev->key() == Key_Escape && mode != fullMode && mode != listMode) {
+	if (ev->key() == Qt::Key_Escape && mode != fullMode && mode != listMode) {
 		emit parentSelected();
 		ev->accept();
 		return;
@@ -652,8 +653,8 @@ void ConfigList::keyPressEvent(QKeyEvent* ev)
 	item = (ConfigItem*)i;
 
 	switch (ev->key()) {
-	case Key_Return:
-	case Key_Enter:
+	case Qt::Key_Return:
+	case Qt::Key_Enter:
 		if (item->goParent) {
 			emit parentSelected();
 			break;
@@ -667,16 +668,16 @@ void ConfigList::keyPressEvent(QKeyEvent* ev)
 			emit menuSelected(menu);
 			break;
 		}
-	case Key_Space:
+	case Qt::Key_Space:
 		changeValue(item);
 		break;
-	case Key_N:
+	case Qt::Key_N:
 		setValue(item, no);
 		break;
-	case Key_M:
+	case Qt::Key_M:
 		setValue(item, mod);
 		break;
-	case Key_Y:
+	case Qt::Key_Y:
 		setValue(item, yes);
 		break;
 	default:
@@ -920,7 +921,7 @@ void ConfigView::updateListAll(void)
 }
 
 ConfigInfoView::ConfigInfoView(QWidget* parent, const char *name)
-	: Parent(parent, name), menu(0), sym(0)
+	: Parent(parent, name), sym(0), menu(0)
 {
 	if (name) {
 		configSettings->beginGroup(name);
@@ -1199,7 +1200,7 @@ ConfigSearchWindow::ConfigSearchWindow(ConfigMainWindow* parent, const char *nam
 	layout1->addLayout(layout2);
 
 	split = new QSplitter(this);
-	split->setOrientation(QSplitter::Vertical);
+	split->setOrientation(Qt::Vertical);
 	list = new ConfigView(split, name);
 	list->list->mode = listMode;
 	info = new ConfigInfoView(split, name);
@@ -1275,7 +1276,7 @@ ConfigMainWindow::ConfigMainWindow(void)
 	int x, y, width, height;
 	char title[256];
 
-	QWidget *d = configApp->desktop();
+	QDesktopWidget *d = configApp->desktop();
 	snprintf(title, sizeof(title), _("Linux Kernel v%s Configuration"),
 		getenv("KERNELVERSION"));
 	setCaption(title);
@@ -1290,14 +1291,14 @@ ConfigMainWindow::ConfigMainWindow(void)
 		move(x, y);
 
 	split1 = new QSplitter(this);
-	split1->setOrientation(QSplitter::Horizontal);
+	split1->setOrientation(Qt::Horizontal);
 	setCentralWidget(split1);
 
 	menuView = new ConfigView(split1, "menu");
 	menuList = menuView->list;
 
 	split2 = new QSplitter(split1);
-	split2->setOrientation(QSplitter::Vertical);
+	split2->setOrientation(Qt::Vertical);
 
 	// create config tree
 	configView = new ConfigView(split2, "config");
@@ -1315,18 +1316,18 @@ ConfigMainWindow::ConfigMainWindow(void)
 	backAction = new QAction("Back", QPixmap(xpm_back), _("Back"), 0, this);
 	  connect(backAction, SIGNAL(activated()), SLOT(goBack()));
 	  backAction->setEnabled(FALSE);
-	QAction *quitAction = new QAction("Quit", _("&Quit"), CTRL+Key_Q, this);
+	QAction *quitAction = new QAction("Quit", _("&Quit"), Qt::CTRL + Qt::Key_Q, this);
 	  connect(quitAction, SIGNAL(activated()), SLOT(close()));
-	QAction *loadAction = new QAction("Load", QPixmap(xpm_load), _("&Load"), CTRL+Key_L, this);
+	QAction *loadAction = new QAction("Load", QPixmap(xpm_load), _("&Load"), Qt::CTRL + Qt::Key_L, this);
 	  connect(loadAction, SIGNAL(activated()), SLOT(loadConfig()));
-	saveAction = new QAction("Save", QPixmap(xpm_save), _("&Save"), CTRL+Key_S, this);
+	saveAction = new QAction("Save", QPixmap(xpm_save), _("&Save"), Qt::CTRL + Qt::Key_S, this);
 	  connect(saveAction, SIGNAL(activated()), SLOT(saveConfig()));
 	conf_set_changed_callback(conf_changed);
 	// Set saveAction's initial state
 	conf_changed();
 	QAction *saveAsAction = new QAction("Save As...", _("Save &As..."), 0, this);
 	  connect(saveAsAction, SIGNAL(activated()), SLOT(saveConfigAs()));
-	QAction *searchAction = new QAction("Find", _("&Find"), CTRL+Key_F, this);
+	QAction *searchAction = new QAction("Find", _("&Find"), Qt::CTRL + Qt::Key_F, this);
 	  connect(searchAction, SIGNAL(activated()), SLOT(searchConfig()));
 	QAction *singleViewAction = new QAction("Single View", QPixmap(xpm_single_view), _("Single View"), 0, this);
 	  connect(singleViewAction, SIGNAL(activated()), SLOT(showSingleView()));
@@ -1447,7 +1448,7 @@ ConfigMainWindow::ConfigMainWindow(void)
 
 void ConfigMainWindow::loadConfig(void)
 {
-	QString s = QFileDialog::getOpenFileName(".config", NULL, this);
+	QString s = QFileDialog::getOpenFileName(conf_get_configname(), NULL, this);
 	if (s.isNull())
 		return;
 	if (conf_read(QFile::encodeName(s)))
@@ -1463,7 +1464,7 @@ void ConfigMainWindow::saveConfig(void)
 
 void ConfigMainWindow::saveConfigAs(void)
 {
-	QString s = QFileDialog::getSaveFileName(".config", NULL, this);
+	QString s = QFileDialog::getSaveFileName(conf_get_configname(), NULL, this);
 	if (s.isNull())
 		return;
 	if (conf_write(QFile::encodeName(s)))
@@ -1524,6 +1525,8 @@ void ConfigMainWindow::setMenuLink(struct menu *menu)
 	case fullMode:
 		list = configList;
 		break;
+	default:
+		break;
 	}
 
 	if (list) {
@@ -1673,6 +1676,9 @@ void ConfigMainWindow::saveSettings(void)
 	case fullMode :
 		entry = "full";
 		break;
+
+	default:
+		break;
 	}
 	configSettings->writeEntry("/listMode", entry);
 

scripts/kconfig/util.c

@@ -46,8 +46,8 @@ int file_write_dep(const char *name)
 		else
 			fprintf(out, "\t%s\n", file->name);
 	}
-	fprintf(out, "\ninclude/config/auto.conf: \\\n"
-		     "\t$(deps_config)\n\n");
+	fprintf(out, "\n%s: \\\n"
+		     "\t$(deps_config)\n\n", conf_get_autoconfig_name());
 
 	expr_list_for_each_sym(sym_env_list, e, sym) {
 		struct property *prop;
@@ -61,7 +61,7 @@ int file_write_dep(const char *name)
 		if (!value)
 			value = "";
 		fprintf(out, "ifneq \"$(%s)\" \"%s\"\n", env_sym->name, value);
-		fprintf(out, "include/config/auto.conf: FORCE\n");
+		fprintf(out, "%s: FORCE\n", conf_get_autoconfig_name());
 		fprintf(out, "endif\n");
 	}
 

scripts/mod/modpost.c

@@ -763,6 +763,8 @@ static void check_section(const char *modname, struct elf_info *elf,
 
 
 #define ALL_INIT_DATA_SECTIONS \
+	".init.setup$", ".init.rodata$", \
+	".devinit.rodata$", ".cpuinit.rodata$", ".meminit.rodata$" \
 	".init.data$", ".devinit.data$", ".cpuinit.data$", ".meminit.data$"
 #define ALL_EXIT_DATA_SECTIONS \
 	".exit.data$", ".devexit.data$", ".cpuexit.data$", ".memexit.data$"
@@ -772,21 +774,23 @@ static void check_section(const char *modname, struct elf_info *elf,
 #define ALL_EXIT_TEXT_SECTIONS \
 	".exit.text$", ".devexit.text$", ".cpuexit.text$", ".memexit.text$"
 
-#define ALL_INIT_SECTIONS ALL_INIT_DATA_SECTIONS, ALL_INIT_TEXT_SECTIONS
-#define ALL_EXIT_SECTIONS ALL_EXIT_DATA_SECTIONS, ALL_EXIT_TEXT_SECTIONS
+#define ALL_INIT_SECTIONS INIT_SECTIONS, DEV_INIT_SECTIONS, \
+	CPU_INIT_SECTIONS, MEM_INIT_SECTIONS
+#define ALL_EXIT_SECTIONS EXIT_SECTIONS, DEV_EXIT_SECTIONS, \
+	CPU_EXIT_SECTIONS, MEM_EXIT_SECTIONS
 
 #define DATA_SECTIONS ".data$", ".data.rel$"
 #define TEXT_SECTIONS ".text$"
 
-#define INIT_SECTIONS      ".init.data$", ".init.text$"
-#define DEV_INIT_SECTIONS  ".devinit.data$", ".devinit.text$"
-#define CPU_INIT_SECTIONS  ".cpuinit.data$", ".cpuinit.text$"
-#define MEM_INIT_SECTIONS  ".meminit.data$", ".meminit.text$"
+#define INIT_SECTIONS      ".init.*"
+#define DEV_INIT_SECTIONS  ".devinit.*"
+#define CPU_INIT_SECTIONS  ".cpuinit.*"
+#define MEM_INIT_SECTIONS  ".meminit.*"
 
-#define EXIT_SECTIONS      ".exit.data$", ".exit.text$"
-#define DEV_EXIT_SECTIONS  ".devexit.data$", ".devexit.text$"
-#define CPU_EXIT_SECTIONS  ".cpuexit.data$", ".cpuexit.text$"
-#define MEM_EXIT_SECTIONS  ".memexit.data$", ".memexit.text$"
+#define EXIT_SECTIONS      ".exit.*"
+#define DEV_EXIT_SECTIONS  ".devexit.*"
+#define CPU_EXIT_SECTIONS  ".cpuexit.*"
+#define MEM_EXIT_SECTIONS  ".memexit.*"
 
 /* init data sections */
 static const char *init_data_sections[] = { ALL_INIT_DATA_SECTIONS, NULL };
@@ -869,12 +873,36 @@ const struct sectioncheck sectioncheck[] = {
 	.tosec   = { INIT_SECTIONS, NULL },
 	.mismatch = XXXINIT_TO_INIT,
 },
+/* Do not reference cpuinit code/data from meminit code/data */
+{
+	.fromsec = { MEM_INIT_SECTIONS, NULL },
+	.tosec   = { CPU_INIT_SECTIONS, NULL },
+	.mismatch = XXXINIT_TO_INIT,
+},
+/* Do not reference meminit code/data from cpuinit code/data */
+{
+	.fromsec = { CPU_INIT_SECTIONS, NULL },
+	.tosec   = { MEM_INIT_SECTIONS, NULL },
+	.mismatch = XXXINIT_TO_INIT,
+},
 /* Do not reference exit code/data from devexit/cpuexit/memexit code/data */
 {
 	.fromsec = { DEV_EXIT_SECTIONS, CPU_EXIT_SECTIONS, MEM_EXIT_SECTIONS, NULL },
 	.tosec   = { EXIT_SECTIONS, NULL },
 	.mismatch = XXXEXIT_TO_EXIT,
 },
+/* Do not reference cpuexit code/data from memexit code/data */
+{
+	.fromsec = { MEM_EXIT_SECTIONS, NULL },
+	.tosec   = { CPU_EXIT_SECTIONS, NULL },
+	.mismatch = XXXEXIT_TO_EXIT,
+},
+/* Do not reference memexit code/data from cpuexit code/data */
+{
+	.fromsec = { CPU_EXIT_SECTIONS, NULL },
+	.tosec   = { MEM_EXIT_SECTIONS, NULL },
+	.mismatch = XXXEXIT_TO_EXIT,
+},
 /* Do not use exit code/data from init code */
 {
 	.fromsec = { ALL_INIT_SECTIONS, NULL },
@@ -1168,7 +1196,7 @@ static void report_sec_mismatch(const char *modname, enum mismatch mismatch,
 		"The variable %s references\n"
 		"the %s %s%s%s\n"
 		"If the reference is valid then annotate the\n"
-		"variable with __init* (see linux/init.h) "
+		"variable with __init* or __refdata (see linux/init.h) "
 		"or name the variable:\n",
 		fromsym, to, sec2annotation(tosec), tosym, to_p);
 		while (*s)

scripts/package/builddeb

 #!/bin/sh
 #
-# builddeb 1.2
+# builddeb 1.3
 # Copyright 2003 Wichert Akkerman <wichert@wiggy.net>
 #
 # Simple script to generate a deb package for a Linux kernel. All the
-# complexity of what to do with a kernel after it is installer or removed
+# complexity of what to do with a kernel after it is installed or removed
 # is left to other scripts and packages: they can install scripts in the
-# /etc/kernel/{pre,post}{inst,rm}.d/ directories that will be called on
-# package install and removal.
+# /etc/kernel/{pre,post}{inst,rm}.d/ directories (or an alternative location
+# specified in KDEB_HOOKDIR) that will be called on package install and
+# removal.
 
 set -e
 
+create_package() {
+	local pname="$1" pdir="$2"
+
+	cp debian/copyright "$pdir/usr/share/doc/$pname/"
+
+	# Fix ownership and permissions
+	chown -R root:root "$pdir"
+	chmod -R go-w "$pdir"
+
+	# Create the package
+	dpkg-gencontrol -isp -p$pname -P"$pdir"
+	dpkg --build "$pdir" ..
+}
+
 # Some variables and settings used throughout the script
 version=$KERNELRELEASE
-revision=`cat .version`
+revision=$(cat .version)
+if [ -n "$KDEB_PKGVERSION" ]; then
+	packageversion=$KDEB_PKGVERSION
+else
+	packageversion=$version-$revision
+fi
 tmpdir="$objtree/debian/tmp"
 fwdir="$objtree/debian/fwtmp"
-packagename=linux-$version
+packagename=linux-image-$version
 fwpackagename=linux-firmware-image
 
-if [ "$ARCH" == "um" ] ; then
+if [ "$ARCH" = "um" ] ; then
 	packagename=user-mode-linux-$version
 fi
 
 # Setup the directory structure
 rm -rf "$tmpdir" "$fwdir"
-mkdir -p "$tmpdir/DEBIAN" "$tmpdir/lib" "$tmpdir/boot"
-mkdir -p "$fwdir/DEBIAN" "$fwdir/lib"
-if [ "$ARCH" == "um" ] ; then
-	mkdir -p "$tmpdir/usr/lib/uml/modules/$version" "$tmpdir/usr/share/doc/$packagename" "$tmpdir/usr/bin"
+mkdir -p "$tmpdir/DEBIAN" "$tmpdir/lib" "$tmpdir/boot" "$tmpdir/usr/share/doc/$packagename"
+mkdir -p "$fwdir/DEBIAN" "$fwdir/lib" "$fwdir/usr/share/doc/$fwpackagename"
+if [ "$ARCH" = "um" ] ; then
+	mkdir -p "$tmpdir/usr/lib/uml/modules/$version" "$tmpdir/usr/bin"
 fi
 
 # Build and install the kernel
-if [ "$ARCH" == "um" ] ; then
+if [ "$ARCH" = "um" ] ; then
 	$MAKE linux
 	cp System.map "$tmpdir/usr/lib/uml/modules/$version/System.map"
 	cp .config "$tmpdir/usr/share/doc/$packagename/config"
@@ -41,53 +61,100 @@ if [ "$ARCH" == "um" ] ; then
 else 
 	cp System.map "$tmpdir/boot/System.map-$version"
 	cp .config "$tmpdir/boot/config-$version"
-	cp $KBUILD_IMAGE "$tmpdir/boot/vmlinuz-$version"
+	# Not all arches include the boot path in KBUILD_IMAGE
+	if ! cp $KBUILD_IMAGE "$tmpdir/boot/vmlinuz-$version"; then
+		cp arch/$ARCH/boot/$KBUILD_IMAGE "$tmpdir/boot/vmlinuz-$version"
+	fi
 fi
 
 if grep -q '^CONFIG_MODULES=y' .config ; then
 	INSTALL_MOD_PATH="$tmpdir" make KBUILD_SRC= modules_install
-	if [ "$ARCH" == "um" ] ; then
+	if [ "$ARCH" = "um" ] ; then
 		mv "$tmpdir/lib/modules/$version"/* "$tmpdir/usr/lib/uml/modules/$version/"
 		rmdir "$tmpdir/lib/modules/$version"
 	fi
 fi
 
 # Install the maintainer scripts
+# Note: hook scripts under /etc/kernel are also executed by official Debian
+# kernel packages, as well as kernel packages built using make-kpkg
+debhookdir=${KDEB_HOOKDIR:-/etc/kernel}
 for script in postinst postrm preinst prerm ; do
-	mkdir -p "$tmpdir/etc/kernel/$script.d"
+	mkdir -p "$tmpdir$debhookdir/$script.d"
 	cat <<EOF > "$tmpdir/DEBIAN/$script"
 #!/bin/sh
 
 set -e
 
-test -d /etc/kernel/$script.d && run-parts --arg="$version" /etc/kernel/$script.d
+# Pass maintainer script parameters to hook scripts
+export DEB_MAINT_PARAMS="\$@"
+
+test -d $debhookdir/$script.d && run-parts --arg="$version" $debhookdir/$script.d
 exit 0
 EOF
 	chmod 755 "$tmpdir/DEBIAN/$script"
 done
 
-name="Kernel Compiler <$(id -nu)@$(hostname -f)>"
+# Try to determine maintainer and email values
+if [ -n "$DEBEMAIL" ]; then
+       email=$DEBEMAIL
+elif [ -n "$EMAIL" ]; then
+       email=$EMAIL
+else
+       email=$(id -nu)@$(hostname -f)
+fi
+if [ -n "$DEBFULLNAME" ]; then
+       name=$DEBFULLNAME
+elif [ -n "$NAME" ]; then
+       name=$NAME
+else
+       name="Anonymous"
+fi
+maintainer="$name <$email>"
+
 # Generate a simple changelog template
 cat <<EOF > debian/changelog
-linux ($version-$revision) unstable; urgency=low
+linux-upstream ($packageversion) unstable; urgency=low
 
-  * A standard release
+  * Custom built Linux kernel.
 
- -- $name  $(date -R)
+ -- $maintainer  $(date -R)
 EOF
 
-# Generate a control file
-if [ "$ARCH" == "um" ]; then
+# Generate copyright file
+cat <<EOF > debian/copyright
+This is a packacked upstream version of the Linux kernel.
+
+The sources may be found at most Linux ftp sites, including:
+ftp://ftp.kernel.org/pub/linux/kernel
 
+Copyright: 1991 - 2009 Linus Torvalds and others.
+
+The git repository for mainline kernel development is at:
+git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; version 2 dated June, 1991.
+
+On Debian GNU/Linux systems, the complete text of the GNU General Public
+License version 2 can be found in \`/usr/share/common-licenses/GPL-2'.
+EOF
+
+# Generate a control file
 cat <<EOF > debian/control
-Source: linux
-Section: base
+Source: linux-upstream
+Section: admin
 Priority: optional
-Maintainer: $name
-Standards-Version: 3.6.1
+Maintainer: $maintainer
+Standards-Version: 3.8.1
+EOF
+
+if [ "$ARCH" = "um" ]; then
+	cat <<EOF >> debian/control
 
 Package: $packagename
-Provides: kernel-image-$version, linux-image-$version
+Provides: linux-image, linux-image-2.6, linux-modules-$version
 Architecture: any
 Description: User Mode Linux kernel, version $version
  User-mode Linux is a port of the Linux kernel to its own system call
@@ -97,30 +164,22 @@ Description: User Mode Linux kernel, version $version
  many other things.
  .
  This package contains the Linux kernel, modules and corresponding other
- files version $version
+ files, version: $version.
 EOF
 
 else
-cat <<EOF > debian/control
-Source: linux
-Section: base
-Priority: optional
-Maintainer: $name
-Standards-Version: 3.6.1
+	cat <<EOF >> debian/control
 
 Package: $packagename
-Provides: kernel-image-$version, linux-image-$version
+Provides: linux-image, linux-image-2.6, linux-modules-$version
 Suggests: $fwpackagename
 Architecture: any
 Description: Linux kernel, version $version
  This package contains the Linux kernel, modules and corresponding other
- files version $version
+ files, version: $version.
 EOF
-fi
 
-# Fix some ownership and permissions
-chown -R root:root "$tmpdir"
-chmod -R go-w "$tmpdir"
+fi
 
 # Do we have firmware? Move it out of the way and build it into a package.
 if [ -e "$tmpdir/lib/firmware" ]; then
@@ -131,16 +190,12 @@ if [ -e "$tmpdir/lib/firmware" ]; then
 Package: $fwpackagename
 Architecture: all
 Description: Linux kernel firmware, version $version
- This package contains firmware from the Linux kernel, version $version
+ This package contains firmware from the Linux kernel, version $version.
 EOF
 
-	dpkg-gencontrol -isp -p$fwpackagename -P"$fwdir"
-	dpkg --build "$fwdir" ..
+	create_package "$fwpackagename" "$fwdir"
 fi
 
-# Perform the final magic
-dpkg-gencontrol -isp -p$packagename
-dpkg --build "$tmpdir" ..
+create_package "$packagename" "$tmpdir"
 
 exit 0
-

scripts/setlocalversion

@@ -39,8 +39,10 @@ if head=`git rev-parse --verify --short HEAD 2>/dev/null`; then
 	        printf -- '-svn%s' "`git svn find-rev $head`"
 	fi
 
-	# Are there uncommitted changes?
-	git update-index --refresh --unmerged > /dev/null
+	# Update index only on r/w media
+	[ -w . ] && git update-index --refresh --unmerged > /dev/null
+
+	# Check for uncommitted changes
 	if git diff-index --name-only HEAD | grep -v "^scripts/package" \
 	    | read dummy; then
 		printf '%s' -dirty

scripts/unifdef.c

@@ -678,8 +678,10 @@ eval_unary(const struct ops *ops, int *valp, const char **cpp)
 	if (*cp == '!') {
 		debug("eval%d !", ops - eval_ops);
 		cp++;
-		if (eval_unary(ops, valp, &cp) == LT_IF)
+		if (eval_unary(ops, valp, &cp) == LT_IF) {
+			*cpp = cp;
 			return (LT_IF);
+		}
 		*valp = !*valp;
 	} else if (*cp == '(') {
 		cp++;
@@ -700,13 +702,16 @@ eval_unary(const struct ops *ops, int *valp, const char **cpp)
 			return (LT_IF);
 		cp = skipcomment(cp);
 		sym = findsym(cp);
-		if (sym < 0)
-			return (LT_IF);
-		*valp = (value[sym] != NULL);
 		cp = skipsym(cp);
 		cp = skipcomment(cp);
 		if (*cp++ != ')')
 			return (LT_IF);
+		if (sym >= 0)
+			*valp = (value[sym] != NULL);
+		else {
+			*cpp = cp;
+			return (LT_IF);
+		}
 		keepthis = false;
 	} else if (!endsym(*cp)) {
 		debug("eval%d symbol", ops - eval_ops);
@@ -741,11 +746,11 @@ eval_table(const struct ops *ops, int *valp, const char **cpp)
 	const struct op *op;
 	const char *cp;
 	int val;
+	Linetype lhs, rhs;
 
 	debug("eval%d", ops - eval_ops);
 	cp = *cpp;
-	if (ops->inner(ops+1, valp, &cp) == LT_IF)
-		return (LT_IF);
+	lhs = ops->inner(ops+1, valp, &cp);
 	for (;;) {
 		cp = skipcomment(cp);
 		for (op = ops->op; op->str != NULL; op++)
@@ -755,14 +760,32 @@ eval_table(const struct ops *ops, int *valp, const char **cpp)
 			break;
 		cp += strlen(op->str);
 		debug("eval%d %s", ops - eval_ops, op->str);
-		if (ops->inner(ops+1, &val, &cp) == LT_IF)
-			return (LT_IF);
-		*valp = op->fn(*valp, val);
+		rhs = ops->inner(ops+1, &val, &cp);
+		if (op->fn == op_and && (lhs == LT_FALSE || rhs == LT_FALSE)) {
+			debug("eval%d: and always false", ops - eval_ops);
+			if (lhs == LT_IF)
+				*valp = val;
+			lhs = LT_FALSE;
+			continue;
+		}
+		if (op->fn == op_or && (lhs == LT_TRUE || rhs == LT_TRUE)) {
+			debug("eval%d: or always true", ops - eval_ops);
+			if (lhs == LT_IF)
+				*valp = val;
+			lhs = LT_TRUE;
+			continue;
+		}
+		if (rhs == LT_IF)
+			lhs = LT_IF;
+		if (lhs != LT_IF)
+			*valp = op->fn(*valp, val);
 	}
 
 	*cpp = cp;
 	debug("eval%d = %d", ops - eval_ops, *valp);
-	return (*valp ? LT_TRUE : LT_FALSE);
+	if (lhs != LT_IF)
+		lhs = (*valp ? LT_TRUE : LT_FALSE);
+	return lhs;
 }
 
 /*
@@ -773,12 +796,15 @@ eval_table(const struct ops *ops, int *valp, const char **cpp)
 static Linetype
 ifeval(const char **cpp)
 {
+	const char *cp = *cpp;
 	int ret;
 	int val;
 
 	debug("eval %s", *cpp);
 	keepthis = killconsts ? false : true;
-	ret = eval_table(eval_ops, &val, cpp);
+	ret = eval_table(eval_ops, &val, &cp);
+	if (ret != LT_IF)
+		*cpp = cp;
 	debug("eval = %d", val);
 	return (keepthis ? LT_IF : ret);
 }

scripts/ver_linux

@@ -65,7 +65,7 @@ sed -n -e '/^.*\/libc-\([^/]*\)\.so$/{s//\1/;p;q}' < /proc/self/maps
 ldd -v > /dev/null 2>&1 && ldd -v || ldd --version |head -n 1 | awk \
 'NR==1{print "Dynamic linker (ldd)  ", $NF}'
 
-ls -l /usr/lib/lib{g,stdc}++.so  2>/dev/null | awk -F. \
+ls -l /usr/lib/libg++.so /usr/lib/libstdc++.so  2>/dev/null | awk -F. \
        '{print "Linux C++ Library      " $4"."$5"."$6}'
 
 ps --version 2>&1 | grep version | awk \