diff options
57 files changed, 168 insertions, 224 deletions
diff --git a/arch/Kconfig b/arch/Kconfig index 72f2fa189cc..3450115c643 100644 --- a/arch/Kconfig +++ b/arch/Kconfig @@ -281,4 +281,23 @@ config SECCOMP_FILTER See Documentation/prctl/seccomp_filter.txt for details. +config HAVE_MOD_ARCH_SPECIFIC + bool + help + The arch uses struct mod_arch_specific to store data. Many arches + just need a simple module loader without arch specific data - those + should not enable this. + +config MODULES_USE_ELF_RELA + bool + help + Modules only use ELF RELA relocations. Modules with ELF REL + relocations will give an error. + +config MODULES_USE_ELF_REL + bool + help + Modules only use ELF REL relocations. Modules with ELF RELA + relocations will give an error. + source "kernel/gcov/Kconfig" diff --git a/arch/alpha/Kconfig b/arch/alpha/Kconfig index 9944dedee5b..7e3710c0cce 100644 --- a/arch/alpha/Kconfig +++ b/arch/alpha/Kconfig @@ -20,6 +20,8 @@ config ALPHA select GENERIC_CMOS_UPDATE select GENERIC_STRNCPY_FROM_USER select GENERIC_STRNLEN_USER + select HAVE_MOD_ARCH_SPECIFIC + select MODULES_USE_ELF_RELA help The Alpha is a 64-bit general-purpose processor designed and marketed by the Digital Equipment Corporation of blessed memory, diff --git a/arch/alpha/include/asm/module.h b/arch/alpha/include/asm/module.h index 7b63743c534..9cd13b55155 100644 --- a/arch/alpha/include/asm/module.h +++ b/arch/alpha/include/asm/module.h @@ -1,19 +1,13 @@ #ifndef _ALPHA_MODULE_H #define _ALPHA_MODULE_H +#include <asm-generic/module.h> + struct mod_arch_specific { unsigned int gotsecindex; }; -#define Elf_Sym Elf64_Sym -#define Elf_Shdr Elf64_Shdr -#define Elf_Ehdr Elf64_Ehdr -#define Elf_Phdr Elf64_Phdr -#define Elf_Dyn Elf64_Dyn -#define Elf_Rel Elf64_Rel -#define Elf_Rela Elf64_Rela - #define ARCH_SHF_SMALL SHF_ALPHA_GPREL #ifdef MODULE diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 2f88d8d9770..7a08b3a71c0 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -49,6 +49,8 @@ config ARM select GENERIC_STRNCPY_FROM_USER select GENERIC_STRNLEN_USER select DCACHE_WORD_ACCESS if (CPU_V6 || CPU_V6K || CPU_V7) && !CPU_BIG_ENDIAN + select HAVE_MOD_ARCH_SPECIFIC if ARM_UNWIND + select MODULES_USE_ELF_REL help The ARM series is a line of low-power-consumption RISC chip designs licensed by ARM Ltd and targeted at embedded applications and diff --git a/arch/arm/include/asm/module.h b/arch/arm/include/asm/module.h index 6c6809f982f..0d3a28dbc8e 100644 --- a/arch/arm/include/asm/module.h +++ b/arch/arm/include/asm/module.h @@ -1,9 +1,7 @@ #ifndef _ASM_ARM_MODULE_H #define _ASM_ARM_MODULE_H -#define Elf_Shdr Elf32_Shdr -#define Elf_Sym Elf32_Sym -#define Elf_Ehdr Elf32_Ehdr +#include <asm-generic/module.h> struct unwind_table; @@ -16,13 +14,11 @@ enum { ARM_SEC_DEVEXIT, ARM_SEC_MAX, }; -#endif struct mod_arch_specific { -#ifdef CONFIG_ARM_UNWIND struct unwind_table *unwind[ARM_SEC_MAX]; -#endif }; +#endif /* * Add the ARM architecture version to the version magic string diff --git a/arch/avr32/Kconfig b/arch/avr32/Kconfig index 5ade51c8a87..06e73bf665e 100644 --- a/arch/avr32/Kconfig +++ b/arch/avr32/Kconfig @@ -15,6 +15,8 @@ config AVR32 select ARCH_WANT_IPC_PARSE_VERSION select ARCH_HAVE_NMI_SAFE_CMPXCHG select GENERIC_CLOCKEVENTS + select HAVE_MOD_ARCH_SPECIFIC + select MODULES_USE_ELF_RELA help AVR32 is a high-performance 32-bit RISC microprocessor core, designed for cost-sensitive embedded applications, with particular diff --git a/arch/avr32/include/asm/module.h b/arch/avr32/include/asm/module.h index 451444538a1..3f083d385a6 100644 --- a/arch/avr32/include/asm/module.h +++ b/arch/avr32/include/asm/module.h @@ -1,6 +1,8 @@ #ifndef __ASM_AVR32_MODULE_H #define __ASM_AVR32_MODULE_H +#include <asm-generic/module.h> + struct mod_arch_syminfo { unsigned long got_offset; int got_initialized; @@ -17,10 +19,6 @@ struct mod_arch_specific { struct mod_arch_syminfo *syminfo; }; -#define Elf_Shdr Elf32_Shdr -#define Elf_Sym Elf32_Sym -#define Elf_Ehdr Elf32_Ehdr - #define MODULE_PROC_FAMILY "AVR32v1" #define MODULE_ARCH_VERMAGIC MODULE_PROC_FAMILY diff --git a/arch/blackfin/Kconfig b/arch/blackfin/Kconfig index c7092e6057c..8e82e267b89 100644 --- a/arch/blackfin/Kconfig +++ b/arch/blackfin/Kconfig @@ -42,6 +42,8 @@ config BLACKFIN select HAVE_NMI_WATCHDOG if NMI_WATCHDOG select GENERIC_SMP_IDLE_THREAD select ARCH_USES_GETTIMEOFFSET if !GENERIC_CLOCKEVENTS + select HAVE_MOD_ARCH_SPECIFIC + select MODULES_USE_ELF_RELA config GENERIC_CSUM def_bool y diff --git a/arch/blackfin/include/asm/module.h b/arch/blackfin/include/asm/module.h index ed5689b82c9..231a149b3f7 100644 --- a/arch/blackfin/include/asm/module.h +++ b/arch/blackfin/include/asm/module.h @@ -7,9 +7,7 @@ #ifndef _ASM_BFIN_MODULE_H #define _ASM_BFIN_MODULE_H -#define Elf_Shdr Elf32_Shdr -#define Elf_Sym Elf32_Sym -#define Elf_Ehdr Elf32_Ehdr +#include <asm-generic/module.h> struct mod_arch_specific { Elf_Shdr *text_l1; diff --git a/arch/c6x/Kconfig b/arch/c6x/Kconfig index 983c859e40b..f6a3648f5ec 100644 --- a/arch/c6x/Kconfig +++ b/arch/c6x/Kconfig @@ -17,6 +17,7 @@ config C6X select OF select OF_EARLY_FLATTREE select GENERIC_CLOCKEVENTS + select MODULES_USE_ELF_RELA config MMU def_bool n diff --git a/arch/c6x/include/asm/module.h b/arch/c6x/include/asm/module.h index a453f9744f4..5c7269c7ef7 100644 --- a/arch/c6x/include/asm/module.h +++ b/arch/c6x/include/asm/module.h @@ -13,17 +13,7 @@ #ifndef _ASM_C6X_MODULE_H #define _ASM_C6X_MODULE_H -#define Elf_Shdr Elf32_Shdr -#define Elf_Sym Elf32_Sym -#define Elf_Ehdr Elf32_Ehdr -#define Elf_Addr Elf32_Addr -#define Elf_Word Elf32_Word - -/* - * This file contains the C6x architecture specific module code. - */ -struct mod_arch_specific { -}; +#include <asm-generic/module.h> struct loaded_sections { unsigned int new_vaddr; diff --git a/arch/cris/Kconfig b/arch/cris/Kconfig index e92215428a3..7bb8cf90e6a 100644 --- a/arch/cris/Kconfig +++ b/arch/cris/Kconfig @@ -47,6 +47,7 @@ config CRIS select GENERIC_IOMAP select GENERIC_SMP_IDLE_THREAD if ETRAX_ARCH_V32 select GENERIC_CMOS_UPDATE + select MODULES_USE_ELF_RELA config HZ int diff --git a/arch/cris/include/asm/Kbuild b/arch/cris/include/asm/Kbuild index 04d02a51c5e..28b690de797 100644 --- a/arch/cris/include/asm/Kbuild +++ b/arch/cris/include/asm/Kbuild @@ -7,3 +7,5 @@ header-y += ethernet.h header-y += etraxgpio.h header-y += rs485.h header-y += sync_serial.h + +generic-y += module.h diff --git a/arch/cris/include/asm/module.h b/arch/cris/include/asm/module.h deleted file mode 100644 index 7ee72311bd7..00000000000 --- a/arch/cris/include/asm/module.h +++ /dev/null @@ -1,9 +0,0 @@ -#ifndef _ASM_CRIS_MODULE_H -#define _ASM_CRIS_MODULE_H -/* cris is simple */ -struct mod_arch_specific { }; - -#define Elf_Shdr Elf32_Shdr -#define Elf_Sym Elf32_Sym -#define Elf_Ehdr Elf32_Ehdr -#endif /* _ASM_CRIS_MODULE_H */ diff --git a/arch/frv/include/asm/module.h b/arch/frv/include/asm/module.h index 3d5c6360289..a8848f09a21 100644 --- a/arch/frv/include/asm/module.h +++ b/arch/frv/include/asm/module.h @@ -11,13 +11,7 @@ #ifndef _ASM_MODULE_H #define _ASM_MODULE_H -struct mod_arch_specific -{ -}; - -#define Elf_Shdr Elf32_Shdr -#define Elf_Sym Elf32_Sym -#define Elf_Ehdr Elf32_Ehdr +#include <asm-generic/module.h> /* * Include the architecture version. diff --git a/arch/h8300/Kconfig b/arch/h8300/Kconfig index 5e8a0d9a09c..c149d3b29eb 100644 --- a/arch/h8300/Kconfig +++ b/arch/h8300/Kconfig @@ -6,6 +6,7 @@ config H8300 select ARCH_WANT_IPC_PARSE_VERSION select GENERIC_IRQ_SHOW select GENERIC_CPU_DEVICES + select MODULES_USE_ELF_RELA config SYMBOL_PREFIX string diff --git a/arch/h8300/include/asm/Kbuild b/arch/h8300/include/asm/Kbuild index c68e1680da0..871382d239f 100644 --- a/arch/h8300/include/asm/Kbuild +++ b/arch/h8300/include/asm/Kbuild @@ -1 +1,3 @@ include include/asm-generic/Kbuild.asm + +generic-y += module.h diff --git a/arch/h8300/include/asm/module.h b/arch/h8300/include/asm/module.h deleted file mode 100644 index 8e46724b7c0..00000000000 --- a/arch/h8300/include/asm/module.h +++ /dev/null @@ -1,11 +0,0 @@ -#ifndef _ASM_H8300_MODULE_H -#define _ASM_H8300_MODULE_H -/* - * This file contains the H8/300 architecture specific module code. - */ -struct mod_arch_specific { }; -#define Elf_Shdr Elf32_Shdr -#define Elf_Sym Elf32_Sym -#define Elf_Ehdr Elf32_Ehdr - -#endif /* _ASM_H8/300_MODULE_H */ diff --git a/arch/hexagon/Kconfig b/arch/hexagon/Kconfig index b2fdfb700f5..0744f7d7b1f 100644 --- a/arch/hexagon/Kconfig +++ b/arch/hexagon/Kconfig @@ -30,6 +30,7 @@ config HEXAGON select KTIME_SCALAR select GENERIC_CLOCKEVENTS select GENERIC_CLOCKEVENTS_BROADCAST + select MODULES_USE_ELF_RELA ---help--- Qualcomm Hexagon is a processor architecture designed for high performance and low power across a wide variety of applications. diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig index 310cf5781fa..688146466d0 100644 --- a/arch/ia64/Kconfig +++ b/arch/ia64/Kconfig @@ -39,6 +39,8 @@ config IA64 select ARCH_THREAD_INFO_ALLOCATOR select ARCH_CLOCKSOURCE_DATA select GENERIC_TIME_VSYSCALL + select HAVE_MOD_ARCH_SPECIFIC + select MODULES_USE_ELF_RELA default y help The Itanium Processor Family is Intel's 64-bit successor to diff --git a/arch/ia64/include/asm/module.h b/arch/ia64/include/asm/module.h index 908eaef42a0..dfba22a872c 100644 --- a/arch/ia64/include/asm/module.h +++ b/arch/ia64/include/asm/module.h @@ -1,6 +1,8 @@ #ifndef _ASM_IA64_MODULE_H #define _ASM_IA64_MODULE_H +#include <asm-generic/module.h> + /* * IA-64-specific support for kernel module loader. * @@ -29,10 +31,6 @@ struct mod_arch_specific { unsigned int next_got_entry; /* index of next available got entry */ }; -#define Elf_Shdr Elf64_Shdr -#define Elf_Sym Elf64_Sym -#define Elf_Ehdr Elf64_Ehdr - #define MODULE_PROC_FAMILY "ia64" #define MODULE_ARCH_VERMAGIC MODULE_PROC_FAMILY \ "gcc-" __stringify(__GNUC__) "." __stringify(__GNUC_MINOR__) diff --git a/arch/m32r/Kconfig b/arch/m32r/Kconfig index 49498bbb961..fc6153361bf 100644 --- a/arch/m32r/Kconfig +++ b/arch/m32r/Kconfig @@ -13,6 +13,7 @@ config M32R select GENERIC_IRQ_SHOW select GENERIC_ATOMIC64 select ARCH_USES_GETTIMEOFFSET + select MODULES_USE_ELF_RELA config SBUS bool diff --git a/arch/m32r/include/asm/Kbuild b/arch/m32r/include/asm/Kbuild index c68e1680da0..871382d239f 100644 --- a/arch/m32r/include/asm/Kbuild +++ b/arch/m32r/include/asm/Kbuild @@ -1 +1,3 @@ include include/asm-generic/Kbuild.asm + +generic-y += module.h diff --git a/arch/m32r/include/asm/module.h b/arch/m32r/include/asm/module.h deleted file mode 100644 index eb73ee01121..00000000000 --- a/arch/m32r/include/asm/module.h +++ /dev/null @@ -1,10 +0,0 @@ -#ifndef _ASM_M32R_MODULE_H -#define _ASM_M32R_MODULE_H - -struct mod_arch_specific { }; - -#define Elf_Shdr Elf32_Shdr -#define Elf_Sym Elf32_Sym -#define Elf_Ehdr Elf32_Ehdr - -#endif /* _ASM_M32R_MODULE_H */ diff --git a/arch/m32r/kernel/module.c b/arch/m32r/kernel/module.c index 3071fe83ffc..38233b6596b 100644 --- a/arch/m32r/kernel/module.c +++ b/arch/m32r/kernel/module.c @@ -201,18 +201,3 @@ int apply_relocate_add(Elf32_Shdr *sechdrs, } return 0; } - -int apply_relocate(Elf32_Shdr *sechdrs, - const char *strtab, - unsigned int symindex, - unsigned int relsec, - struct module *me) -{ -#if 0 - printk(KERN_ERR "module %s: REL RELOCATION unsupported\n", - me->name); - return -ENOEXEC; -#endif - return 0; - -} diff --git a/arch/m68k/Kconfig b/arch/m68k/Kconfig index b22df9410dc..0df07cee3fa 100644 --- a/arch/m68k/Kconfig +++ b/arch/m68k/Kconfig @@ -13,6 +13,9 @@ config M68K select FPU if MMU select ARCH_WANT_IPC_PARSE_VERSION select ARCH_USES_GETTIMEOFFSET if MMU && !COLDFIRE + select HAVE_MOD_ARCH_SPECIFIC + select MODULES_USE_ELF_REL + select MODULES_USE_ELF_RELA config RWSEM_GENERIC_SPINLOCK bool diff --git a/arch/m68k/include/asm/module.h b/arch/m68k/include/asm/module.h index edffe66b7f4..8b58fce843d 100644 --- a/arch/m68k/include/asm/module.h +++ b/arch/m68k/include/asm/module.h @@ -1,6 +1,8 @@ #ifndef _ASM_M68K_MODULE_H #define _ASM_M68K_MODULE_H +#include <asm-generic/module.h> + enum m68k_fixup_type { m68k_fixup_memoffset, m68k_fixup_vnode_shift, @@ -36,8 +38,4 @@ struct module; extern void module_fixup(struct module *mod, struct m68k_fixup_info *start, struct m68k_fixup_info *end); -#define Elf_Shdr Elf32_Shdr -#define Elf_Sym Elf32_Sym -#define Elf_Ehdr Elf32_Ehdr - #endif /* _ASM_M68K_MODULE_H */ diff --git a/arch/microblaze/Kconfig b/arch/microblaze/Kconfig index ab9afcaa7f6..b4f409f942a 100644 --- a/arch/microblaze/Kconfig +++ b/arch/microblaze/Kconfig @@ -24,6 +24,7 @@ config MICROBLAZE select GENERIC_CPU_DEVICES select GENERIC_ATOMIC64 select GENERIC_CLOCKEVENTS + select MODULES_USE_ELF_RELA config SWAP def_bool n diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index faf65286574..dccdfcd9e18 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -36,6 +36,9 @@ config MIPS select BUILDTIME_EXTABLE_SORT select GENERIC_CLOCKEVENTS select GENERIC_CMOS_UPDATE + select HAVE_MOD_ARCH_SPECIFIC + select MODULES_USE_ELF_REL + select MODULES_USE_ELF_RELA if 64BIT menu "Machine selection" diff --git a/arch/mips/include/asm/module.h b/arch/mips/include/asm/module.h index dca8bce8c7a..26137da1c71 100644 --- a/arch/mips/include/asm/module.h +++ b/arch/mips/include/asm/module.h @@ -35,11 +35,14 @@ typedef struct { } Elf64_Mips_Rela; #ifdef CONFIG_32BIT - #define Elf_Shdr Elf32_Shdr #define Elf_Sym Elf32_Sym #define Elf_Ehdr Elf32_Ehdr #define Elf_Addr Elf32_Addr +#define Elf_Rel Elf32_Rel +#define Elf_Rela Elf32_Rela +#define ELF_R_TYPE(X) ELF32_R_TYPE(X) +#define ELF_R_SYM(X) ELF32_R_SYM(X) #define Elf_Mips_Rel Elf32_Rel #define Elf_Mips_Rela Elf32_Rela @@ -50,11 +53,14 @@ typedef struct { #endif #ifdef CONFIG_64BIT - #define Elf_Shdr Elf64_Shdr #define Elf_Sym Elf64_Sym #define Elf_Ehdr Elf64_Ehdr #define Elf_Addr Elf64_Addr +#define Elf_Rel Elf64_Rel +#define Elf_Rela Elf64_Rela +#define ELF_R_TYPE(X) ELF64_R_TYPE(X) +#define ELF_R_SYM(X) ELF64_R_SYM(X) #define Elf_Mips_Rel Elf64_Mips_Rel #define Elf_Mips_Rela Elf64_Mips_Rela diff --git a/arch/mips/kernel/Makefile b/arch/mips/kernel/Makefile index e2c14999839..cd1e6c2421b 100644 --- a/arch/mips/kernel/Makefile +++ b/arch/mips/kernel/Makefile @@ -31,7 +31,7 @@ obj-$(CONFIG_SYNC_R4K) += sync-r4k.o obj-$(CONFIG_STACKTRACE) += stacktrace.o obj-$(CONFIG_MODULES) += mips_ksyms.o module.o -obj-$(CONFIG_MODULES) += module-rela.o +obj-$(CONFIG_MODULES_USE_ELF_RELA) += module-rela.o obj-$(CONFIG_FUNCTION_TRACER) += mcount.o ftrace.o diff --git a/arch/mn10300/Kconfig b/arch/mn10300/Kconfig index 5cfb086b390..aa03f2e1338 100644 --- a/arch/mn10300/Kconfig +++ b/arch/mn10300/Kconfig @@ -8,6 +8,7 @@ config MN10300 select HAVE_ARCH_KGDB select HAVE_NMI_WATCHDOG if MN10300_WD_TIMER select GENERIC_CLOCKEVENTS + select MODULES_USE_ELF_RELA config AM33_2 def_bool n diff --git a/arch/mn10300/include/asm/module.h b/arch/mn10300/include/asm/module.h index 5d7057d0149..6571103b051 100644 --- a/arch/mn10300/include/asm/module.h +++ b/arch/mn10300/include/asm/module.h @@ -12,12 +12,7 @@ #ifndef _ASM_MODULE_H #define _ASM_MODULE_H -struct mod_arch_specific { -}; - -#define Elf_Shdr Elf32_Shdr -#define Elf_Sym Elf32_Sym -#define Elf_Ehdr Elf32_Ehdr +#include <asm-generic/module.h> /* * Include the MN10300 architecture version. diff --git a/arch/openrisc/Kconfig b/arch/openrisc/Kconfig index 49765b53f63..05f2ba41ff1 100644 --- a/arch/openrisc/Kconfig +++ b/arch/openrisc/Kconfig @@ -21,6 +21,7 @@ config OPENRISC select GENERIC_CLOCKEVENTS select GENERIC_STRNCPY_FROM_USER select GENERIC_STRNLEN_USER + select MODULES_USE_ELF_RELA config MMU def_bool y diff --git a/arch/parisc/Kconfig b/arch/parisc/Kconfig index 3ff21b536f2..166d9911bc8 100644 --- a/arch/parisc/Kconfig +++ b/arch/parisc/Kconfig @@ -19,6 +19,8 @@ config PARISC select ARCH_HAVE_NMI_SAFE_CMPXCHG select GENERIC_SMP_IDLE_THREAD select GENERIC_STRNCPY_FROM_USER + select HAVE_MOD_ARCH_SPECIFIC + select MODULES_USE_ELF_RELA help The PA-RISC microprocessor is designed by Hewlett-Packard and used diff --git a/arch/parisc/include/asm/module.h b/arch/parisc/include/asm/module.h index 1f4123427ea..bab37e99168 100644 --- a/arch/parisc/include/asm/module.h +++ b/arch/parisc/include/asm/module.h @@ -1,21 +1,11 @@ #ifndef _ASM_PARISC_MODULE_H #define _ASM_PARISC_MODULE_H + +#include <asm-generic/module.h> + /* * This file contains the parisc architecture specific module code. */ -#ifdef CONFIG_64BIT -#define Elf_Shdr Elf64_Shdr -#define Elf_Sym Elf64_Sym -#define Elf_Ehdr Elf64_Ehdr -#define Elf_Addr Elf64_Addr -#define Elf_Rela Elf64_Rela -#else -#define Elf_Shdr Elf32_Shdr -#define Elf_Sym Elf32_Sym -#define Elf_Ehdr Elf32_Ehdr -#define Elf_Addr Elf32_Addr -#define Elf_Rela Elf32_Rela -#endif struct unwind_table; diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index 352f416269c..74f84781b48 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -139,6 +139,8 @@ config PPC select GENERIC_CLOCKEVENTS select GENERIC_STRNCPY_FROM_USER select GENERIC_STRNLEN_USER + select HAVE_MOD_ARCH_SPECIFIC + select MODULES_USE_ELF_RELA config EARLY_PRINTK bool diff --git a/arch/powerpc/include/asm/module.h b/arch/powerpc/include/asm/module.h index 0192a4ee2bc..c1df590ec44 100644 --- a/arch/powerpc/include/asm/module.h +++ b/arch/powerpc/include/asm/module.h @@ -11,6 +11,7 @@ #include <linux/list.h> #include <asm/bug.h&g |