diff options
Diffstat (limited to 'arch')
26 files changed, 12 insertions, 777 deletions
diff --git a/arch/alpha/kernel/module.c b/arch/alpha/kernel/module.c index ebc3c894b5a2..2fd00b7077e4 100644 --- a/arch/alpha/kernel/module.c +++ b/arch/alpha/kernel/module.c @@ -29,20 +29,6 @@ #define DEBUGP(fmt...) #endif -void * -module_alloc(unsigned long size) -{ - if (size == 0) - return NULL; - return vmalloc(size); -} - -void -module_free(struct module *mod, void *module_region) -{ - vfree(module_region); -} - /* Allocate the GOT at the end of the core sections. */ struct got_entry { @@ -156,14 +142,6 @@ module_frob_arch_sections(Elf64_Ehdr *hdr, Elf64_Shdr *sechdrs, } int -apply_relocate(Elf64_Shdr *sechdrs, const char *strtab, unsigned int symindex, - unsigned int relsec, struct module *me) -{ - printk(KERN_ERR "module %s: REL relocation unsupported\n", me->name); - return -ENOEXEC; -} - -int apply_relocate_add(Elf64_Shdr *sechdrs, const char *strtab, unsigned int symindex, unsigned int relsec, struct module *me) @@ -302,15 +280,3 @@ apply_relocate_add(Elf64_Shdr *sechdrs, const char *strtab, return 0; } - -int -module_finalize(const Elf_Ehdr *hdr, const Elf_Shdr *sechdrs, - struct module *me) -{ - return 0; -} - -void -module_arch_cleanup(struct module *mod) -{ -} diff --git a/arch/arm/kernel/module.c b/arch/arm/kernel/module.c index 016d6a0830a3..05b377616fd5 100644 --- a/arch/arm/kernel/module.c +++ b/arch/arm/kernel/module.c @@ -43,25 +43,7 @@ void *module_alloc(unsigned long size) GFP_KERNEL, PAGE_KERNEL_EXEC, -1, __builtin_return_address(0)); } -#else /* CONFIG_MMU */ -void *module_alloc(unsigned long size) -{ - return size == 0 ? NULL : vmalloc(size); -} -#endif /* !CONFIG_MMU */ - -void module_free(struct module *module, void *region) -{ - vfree(region); -} - -int module_frob_arch_sections(Elf_Ehdr *hdr, - Elf_Shdr *sechdrs, - char *secstrings, - struct module *mod) -{ - return 0; -} +#endif int apply_relocate(Elf32_Shdr *sechdrs, const char *strtab, unsigned int symindex, @@ -265,15 +247,6 @@ apply_relocate(Elf32_Shdr *sechdrs, const char *strtab, unsigned int symindex, return 0; } -int -apply_relocate_add(Elf32_Shdr *sechdrs, const char *strtab, - unsigned int symindex, unsigned int relsec, struct module *module) -{ - printk(KERN_ERR "module %s: ADD RELOCATION unsupported\n", - module->name); - return -ENOEXEC; -} - struct mod_unwind_map { const Elf_Shdr *unw_sec; const Elf_Shdr *txt_sec; diff --git a/arch/avr32/kernel/module.c b/arch/avr32/kernel/module.c index a727f54d64d6..596f7305d93f 100644 --- a/arch/avr32/kernel/module.c +++ b/arch/avr32/kernel/module.c @@ -19,13 +19,6 @@ #include <linux/moduleloader.h> #include <linux/vmalloc.h> -void *module_alloc(unsigned long size) -{ - if (size == 0) - return NULL; - return vmalloc(size); -} - void module_free(struct module *mod, void *module_region) { vfree(mod->arch.syminfo); @@ -299,15 +292,6 @@ int apply_relocate_add(Elf32_Shdr *sechdrs, const char *strtab, return ret; } -int apply_relocate(Elf32_Shdr *sechdrs, const char *strtab, - unsigned int symindex, unsigned int relindex, - struct module *module) -{ - printk(KERN_ERR "module %s: REL relocations are not supported\n", - module->name); - return -ENOEXEC; -} - int module_finalize(const Elf_Ehdr *hdr, const Elf_Shdr *sechdrs, struct module *module) { @@ -316,7 +300,3 @@ int module_finalize(const Elf_Ehdr *hdr, const Elf_Shdr *sechdrs, return 0; } - -void module_arch_cleanup(struct module *module) -{ -} diff --git a/arch/blackfin/kernel/module.c b/arch/blackfin/kernel/module.c index 35e350cad9d9..4489efc52883 100644 --- a/arch/blackfin/kernel/module.c +++ b/arch/blackfin/kernel/module.c @@ -16,19 +16,6 @@ #include <asm/cacheflush.h> #include <asm/uaccess.h> -void *module_alloc(unsigned long size) -{ - if (size == 0) - return NULL; - return vmalloc(size); -} - -/* Free memory returned from module_alloc */ -void module_free(struct module *mod, void *module_region) -{ - vfree(module_region); -} - /* Transfer the section to the L1 memory */ int module_frob_arch_sections(Elf_Ehdr *hdr, Elf_Shdr *sechdrs, @@ -150,14 +137,6 @@ module_frob_arch_sections(Elf_Ehdr *hdr, Elf_Shdr *sechdrs, return 0; } -int -apply_relocate(Elf_Shdr * sechdrs, const char *strtab, - unsigned int symindex, unsigned int relsec, struct module *mod) -{ - pr_err(".rel unsupported\n"); - return -ENOEXEC; -} - /*************************************************************************/ /* FUNCTION : apply_relocate_add */ /* ABSTRACT : Blackfin specific relocation handling for the loadable */ diff --git a/arch/cris/kernel/module.c b/arch/cris/kernel/module.c index bcd502f74cda..37400f5869e6 100644 --- a/arch/cris/kernel/module.c +++ b/arch/cris/kernel/module.c @@ -30,45 +30,19 @@ #endif #ifdef CONFIG_ETRAX_KMALLOCED_MODULES -#define MALLOC_MODULE(size) kmalloc(size, GFP_KERNEL) -#define FREE_MODULE(region) kfree(region) -#else -#define MALLOC_MODULE(size) vmalloc_exec(size) -#define FREE_MODULE(region) vfree(region) -#endif - void *module_alloc(unsigned long size) { if (size == 0) return NULL; - return MALLOC_MODULE(size); + return kmalloc(size, GFP_KERNEL); } - /* Free memory returned from module_alloc */ void module_free(struct module *mod, void *module_region) { - FREE_MODULE(module_region); -} - -/* We don't need anything special. */ -int module_frob_arch_sections(Elf_Ehdr *hdr, - Elf_Shdr *sechdrs, - char *secstrings, - struct module *mod) -{ - return 0; -} - -int apply_relocate(Elf32_Shdr *sechdrs, - const char *strtab, - unsigned int symindex, - unsigned int relsec, - struct module *me) -{ - printk(KERN_ERR "module %s: REL relocation unsupported\n", me->name); - return -ENOEXEC; + kfree(module_region); } +#endif int apply_relocate_add(Elf32_Shdr *sechdrs, const char *strtab, @@ -108,14 +82,3 @@ int apply_relocate_add(Elf32_Shdr *sechdrs, return 0; } - -int module_finalize(const Elf_Ehdr *hdr, - const Elf_Shdr *sechdrs, - struct module *me) -{ - return 0; -} - -void module_arch_cleanup(struct module *mod) -{ -} diff --git a/arch/frv/kernel/module.c b/arch/frv/kernel/module.c index 711763c8a6f3..9d9835f1fe2b 100644 --- a/arch/frv/kernel/module.c +++ b/arch/frv/kernel/module.c @@ -22,57 +22,6 @@ #define DEBUGP(fmt...) #endif -void *module_alloc(unsigned long size) -{ - if (size == 0) - return NULL; - - return vmalloc_exec(size); -} - - -/* Free memory returned from module_alloc */ -void module_free(struct module *mod, void *module_region) -{ - vfree(module_region); -} - -/* We don't need anything special. */ -int module_frob_arch_sections(Elf_Ehdr *hdr, - Elf_Shdr *sechdrs, - char *secstrings, - struct module *mod) -{ - return 0; -} - -int apply_relocate(Elf32_Shdr *sechdrs, - const char *strtab, - unsigned int symindex, - unsigned int relsec, - struct module *me) -{ - printk(KERN_ERR "module %s: ADD RELOCATION unsupported\n", me->name); - return -ENOEXEC; -} - -int apply_relocate_add(Elf32_Shdr *sechdrs, - const char *strtab, - unsigned int symindex, - unsigned int relsec, - struct module *me) -{ - printk(KERN_ERR "module %s: ADD RELOCATION unsupported\n", me->name); - return -ENOEXEC; -} - -int module_finalize(const Elf_Ehdr *hdr, - const Elf_Shdr *sechdrs, - struct module *me) -{ - return 0; -} - -void module_arch_cleanup(struct module *mod) -{ -} +/* TODO: At least one of apply_relocate or apply_relocate_add must be + * implemented in order to get working module support. + */ diff --git a/arch/h8300/kernel/module.c b/arch/h8300/kernel/module.c index db4953dc4e1b..1d526e05db19 100644 --- a/arch/h8300/kernel/module.c +++ b/arch/h8300/kernel/module.c @@ -11,40 +11,6 @@ #define DEBUGP(fmt...) #endif -void *module_alloc(unsigned long size) -{ - if (size == 0) - return NULL; - return vmalloc(size); -} - - -/* Free memory returned from module_alloc */ -void module_free(struct module *mod, void *module_region) -{ - vfree(module_region); -} - -/* We don't need anything special. */ -int module_frob_arch_sections(Elf_Ehdr *hdr, - Elf_Shdr *sechdrs, - char *secstrings, - struct module *mod) -{ - return 0; -} - -int apply_relocate(Elf32_Shdr *sechdrs, - const char *strtab, - unsigned int symindex, - unsigned int relsec, - struct module *me) -{ - printk(KERN_ERR "module %s: RELOCATION unsupported\n", - me->name); - return -ENOEXEC; -} - int apply_relocate_add(Elf32_Shdr *sechdrs, const char *strtab, unsigned int symindex, @@ -107,14 +73,3 @@ int apply_relocate_add(Elf32_Shdr *sechdrs, me->name, rela[i].r_offset); return -ENOEXEC; } - -int module_finalize(const Elf_Ehdr *hdr, - const Elf_Shdr *sechdrs, - struct module *me) -{ - return 0; -} - -void module_arch_cleanup(struct module *mod) -{ -} diff --git a/arch/ia64/kernel/module.c b/arch/ia64/kernel/module.c index 1481b0a28ca0..24603be24c14 100644 --- a/arch/ia64/kernel/module.c +++ b/arch/ia64/kernel/module.c @@ -304,14 +304,6 @@ plt_target (struct plt_entry *plt) #endif /* !USE_BRL */ -void * -module_alloc (unsigned long size) -{ - if (!size) - return NULL; - return vmalloc(size); -} - void module_free (struct module *mod, void *module_region) { @@ -853,14 +845,6 @@ apply_relocate_add (Elf64_Shdr *sechdrs, const char *strtab, unsigned int symind return 0; } -int -apply_relocate (Elf64_Shdr *sechdrs, const char *strtab, unsigned int symindex, - unsigned int relsec, struct module *mod) -{ - printk(KERN_ERR "module %s: REL relocs in section %u unsupported\n", mod->name, relsec); - return -ENOEXEC; -} - /* * Modules contain a single unwind table which covers both the core and the init text * sections but since the two are not contiguous, we need to split this table up such that diff --git a/arch/m32r/kernel/module.c b/arch/m32r/kernel/module.c index cb5f37d78d49..3071fe83ffc8 100644 --- a/arch/m32r/kernel/module.c +++ b/arch/m32r/kernel/module.c @@ -28,33 +28,6 @@ #define DEBUGP(fmt...) #endif -void *module_alloc(unsigned long size) -{ - if (size == 0) - return NULL; -#ifdef CONFIG_MMU - return vmalloc_exec(size); -#else - return vmalloc(size); -#endif -} - - -/* Free memory returned from module_alloc */ -void module_free(struct module *mod, void *module_region) -{ - vfree(module_region); -} - -/* We don't need anything special. */ -int module_frob_arch_sections(Elf_Ehdr *hdr, - Elf_Shdr *sechdrs, - char *secstrings, - struct module *mod) -{ - return 0; -} - #define COPY_UNALIGNED_WORD(sw, tw, align) \ { \ void *__s = &(sw), *__t = &(tw); \ @@ -243,14 +216,3 @@ int apply_relocate(Elf32_Shdr *sechdrs, return 0; } - -int module_finalize(const Elf_Ehdr *hdr, - const Elf_Shdr *sechdrs, - struct module *me) -{ - return 0; -} - -void module_arch_cleanup(struct module *mod) -{ -} diff --git a/arch/m68k/kernel/module_mm.c b/arch/m68k/kernel/module_mm.c index cd6bcb1c957e..ceafc47c96d5 100644 --- a/arch/m68k/kernel/module_mm.c +++ b/arch/m68k/kernel/module_mm.c @@ -19,29 +19,6 @@ #ifdef CONFIG_MODULES -void *module_alloc(unsigned long size) -{ - if (size == 0) - return NULL; - return vmalloc(size); -} - - -/* Free memory returned from module_alloc */ -void module_free(struct module *mod, void *module_region) -{ - vfree(module_region); -} - -/* We don't need anything special. */ -int module_frob_arch_sections(Elf_Ehdr *hdr, - Elf_Shdr *sechdrs, - char *secstrings, - struct module *mod) -{ - return 0; -} - int apply_relocate(Elf32_Shdr *sechdrs, const char *strtab, unsigned int symindex, @@ -131,10 +108,6 @@ int module_finalize(const Elf_Ehdr *hdr, return 0; } -void module_arch_cleanup(struct module *mod) -{ -} - #endif /* CONFIG_MODULES */ void module_fixup(struct module *mod, struct m68k_fixup_info *start, diff --git a/arch/m68k/kernel/module_no.c b/arch/m68k/kernel/module_no.c index d11ffae7956a..5a097c6063fa 100644 --- a/arch/m68k/kernel/module_no.c +++ b/arch/m68k/kernel/module_no.c @@ -11,29 +11,6 @@ #define DEBUGP(fmt...) #endif -void *module_alloc(unsigned long size) -{ - if (size == 0) - return NULL; - return vmalloc(size); -} - - -/* Free memory returned from module_alloc */ -void module_free(struct module *mod, void *module_region) -{ - vfree(module_region); -} - -/* We don't need anything special. */ -int module_frob_arch_sections(Elf_Ehdr *hdr, - Elf_Shdr *sechdrs, - char *secstrings, - struct module *mod) -{ - return 0; -} - int apply_relocate(Elf32_Shdr *sechdrs, const char *strtab, unsigned int symindex, @@ -113,14 +90,3 @@ int apply_relocate_add(Elf32_Shdr *sechdrs, } return 0; } - -int module_finalize(const Elf_Ehdr *hdr, - const Elf_Shdr *sechdrs, - struct module *me) -{ - return 0; -} - -void module_arch_cleanup(struct module *mod) -{ -} diff --git a/arch/microblaze/kernel/module.c b/arch/microblaze/kernel/module.c index 0e73f6606547..142426f631bb 100644 --- a/arch/microblaze/kernel/module.c +++ b/arch/microblaze/kernel/module.c @@ -18,37 +18,6 @@ #include <asm/pgtable.h> #include <asm/cacheflush.h> -void *module_alloc(unsigned long size) -{ - void *ret; - ret = (size == 0) ? NULL : vmalloc(size); - pr_debug("module_alloc (%08lx@%08lx)\n", size, (unsigned long int)ret); - return ret; -} - -void module_free(struct module *module, void *region) -{ - pr_debug("module_free(%s,%08lx)\n", module->name, - (unsigned long)region); - vfree(region); -} - -int module_frob_arch_sections(Elf_Ehdr *hdr, - Elf_Shdr *sechdrs, - char *secstrings, - struct module *mod) -{ - return 0; -} - -int apply_relocate(Elf32_Shdr *sechdrs, const char *strtab, - unsigned int symindex, unsigned int relsec, struct module *module) -{ - printk(KERN_ERR "module %s: ADD RELOCATION unsupported\n", - module->name); - return -ENOEXEC; -} - int apply_relocate_add(Elf32_Shdr *sechdrs, const char *strtab, unsigned int symindex, unsigned int relsec, struct module *module) { @@ -155,7 +124,3 @@ int module_finalize(const Elf32_Ehdr *hdr, const Elf_Shdr *sechdrs, flush_dcache(); return 0; } - -void module_arch_cleanup(struct module *mod) -{ -} diff --git a/arch/mips/kernel/module.c b/arch/mips/kernel/module.c index dd940b701963..4b930ac4aff2 100644 --- a/arch/mips/kernel/module.c +++ b/arch/mips/kernel/module.c @@ -45,30 +45,14 @@ static struct mips_hi16 *mips_hi16_list; static LIST_HEAD(dbe_list); static DEFINE_SPINLOCK(dbe_lock); +#ifdef MODULE_START void *module_alloc(unsigned long size) { -#ifdef MODULE_START return __vmalloc_node_range(size, 1, MODULE_START, MODULE_END, GFP_KERNEL, PAGE_KERNEL, -1, __builtin_return_address(0)); -#else - if (size == 0) - return NULL; - return vmalloc(size); -#endif -} - -/* Free memory returned from module_alloc */ -void module_free(struct module *mod, void *module_region) -{ - vfree(module_region); -} - -int module_frob_arch_sections(Elf_Ehdr *hdr, Elf_Shdr *sechdrs, - char *secstrings, struct module *mod) -{ - return 0; } +#endif static int apply_r_mips_none(struct module *me, u32 *location, Elf_Addr v) { diff --git a/arch/mn10300/kernel/module.c b/arch/mn10300/kernel/module.c index 196a111e2e29..216ad23c9570 100644 --- a/arch/mn10300/kernel/module.c +++ b/arch/mn10300/kernel/module.c @@ -32,36 +32,6 @@ #define DEBUGP(fmt, ...) #endif -/* - * allocate storage for a module - */ -void *module_alloc(unsigned long size) -{ - if (size == 0) - return NULL; - return vmalloc_exec(size); -} - -/* - * free memory returned from module_alloc() - */ -void module_free(struct module *mod, void *module_region) -{ - vfree(module_region); -} - -/* - * allow the arch to fix up the section table - * - we don't need anything special - */ -int module_frob_arch_sections(Elf_Ehdr *hdr, - Elf_Shdr *sechdrs, - char *secstrings, - struct module *mod) -{ - return 0; -} - static void reloc_put16(uint8_t *p, uint32_t val) { p[0] = val & 0xff; @@ -81,20 +51,6 @@ static void reloc_put32(uint8_t *p, uint32_t val) } /* - * apply a REL relocation - */ -int apply_relocate(Elf32_Shdr *sechdrs, - const char *strtab, - unsigned int symindex, - unsigned int relsec, - struct module *me) -{ - printk(KERN_ERR "module %s: RELOCATION unsupported\n", - me->name); - return -ENOEXEC; -} - -/* * apply a RELA relocation */ int apply_relocate_add(Elf32_Shdr *sechdrs, @@ -198,20 +154,3 @@ int apply_relocate_add(Elf32_Shdr *sechdrs, } return 0; } - -/* - * finish loading the module - */ -int module_finalize(const Elf_Ehdr *hdr, - const Elf_Shdr *sechdrs, - struct module *me) -{ - return 0; -} - -/* - * finish clearing the module - */ -void module_arch_cleanup(struct module *mod) -{ -} diff --git a/arch/parisc/kernel/module.c b/arch/parisc/kernel/module.c index cedbbb8b18d9..5e34ccf39a49 100644 --- a/arch/parisc/kernel/module.c +++ b/arch/parisc/kernel/module.c @@ -540,18 +540,6 @@ static Elf_Addr get_stub(struct module *me, unsigned long value, long addend, return (Elf_Addr)stub; } -int apply_relocate(Elf_Shdr *sechdrs, - const char *strtab, - unsigned int symindex, - unsigned int relsec, - struct module *me) -{ - /* parisc should not need this ... */ - printk(KERN_ERR "module %s: RELOCATION unsupported\n", - me->name); - return -ENOEXEC; -} - #ifndef CONFIG_64BIT int apply_relocate_add(Elf_Shdr *sechdrs, const char *strtab, diff --git a/arch/powerpc/kernel/module.c b/arch/powerpc/kernel/module.c index 49cee9df225b..a1cd701b5753 100644 --- a/arch/powerpc/kernel/module.c +++ b/arch/powerpc/kernel/module.c @@ -31,20 +31,6 @@ LIST_HEAD(module_bug_list); -void *module_alloc(unsigned long size) -{ - if (size == 0) - return NULL; - - return vmalloc_exec(size); -} - -/* Free memory returned from module_alloc */ -void module_free(struct module *mod, void *module_region) -{ - vfree(module_region); -} - static const Elf_Shdr *find_section(const Elf_Ehdr *hdr, const Elf_Shdr *sechdrs, const char *name) @@ -93,7 +79,3 @@ int module_finalize(const Elf_Ehdr *hdr, return 0; } - -void module_arch_cleanup(struct module *mod) -{ -} diff --git a/arch/powerpc/kernel/module_32.c b/arch/powerpc/kernel/module_32.c index f832773fc28e..0b6d79617d7b 100644 --- a/arch/powerpc/kernel/module_32.c +++ b/arch/powerpc/kernel/module_32.c @@ -174,17 +174,6 @@ int module_frob_arch_sections(Elf32_Ehdr *hdr, return 0; } -int apply_relocate(Elf32_Shdr *sechdrs, - const char *strtab, - unsigned int symindex, - unsigned int relsec, - struct module *module) -{ - printk(KERN_ERR "%s: Non-ADD RELOCATION unsupported\n", - module->name); - return -ENOEXEC; -} - static inline int entry_matches(struct ppc_plt_entry *entry, Elf32_Addr val) { if (entry->jump[0] == 0x3d600000 + ((val + 0x8000) >> 16) diff --git a/arch/powerpc/kernel/module_64.c b/arch/powerpc/kernel/module_64.c index 8fbb12508bf3..9f44a775a106 100644 --- a/arch/powerpc/kernel/module_64.c +++ b/arch/powerpc/kernel/module_64.c @@ -243,16 +243,6 @@ int module_frob_arch_sections(Elf64_Ehdr *hdr, return 0; } -int apply_relocate(Elf64_Shdr *sechdrs, - const char *strtab, - unsigned int symindex, - unsigned int relsec, - struct module *me) -{ - printk(KERN_ERR "%s: Non-ADD RELOCATION unsupported\n", me->name); - return -ENOEXEC; -} - /* r2 is the TOC pointer: it actually points 0x8000 into the TOC (this gives the value maximum span in an instruction which uses a signed offset) */ diff --git a/arch/s390/kernel/module.c b/arch/s390/kernel/module.c index f7167ee4604c..dfcb3436bad0 100644 --- a/arch/s390/kernel/module.c +++ b/arch/s390/kernel/module.c @@ -45,13 +45,6 @@ #define PLT_ENTRY_SIZE 20 #endif /* CONFIG_64BIT */ -void *module_alloc(unsigned long size) -{ - if (size == 0) - return NULL; - return vmalloc(size); -} - /* Free memory returned from module_alloc */ void module_free(struct module *mod, void *module_region) { @@ -176,15 +169,6 @@ module_frob_arch_sections(Elf_Ehdr *hdr, Elf_Shdr *sechdrs, return 0; } -int -apply_relocate(Elf_Shdr *sechdrs, const char *strtab, unsigned int symindex, - unsigned int relsec, struct module *me) -{ - printk(KERN_ERR "module %s: RELOCATION unsupported\n", - me->name); - return -ENOEXEC; -} - static int apply_rela(Elf_Rela *rela, Elf_Addr base, Elf_Sym *symtab, struct module *me) @@ -409,7 +393,3 @@ int module_finalize(const Elf_Ehdr *hdr, me->arch.syminfo = NULL; return 0; } - -void module_arch_cleanup(struct module *mod) -{ -} diff --git a/arch/score/kernel/module.c b/arch/score/kernel/module.c index 4de8d47becd3..469e3b64e2f2 100644 --- a/arch/score/kernel/module.c +++ b/arch/score/kernel/module.c @@ -27,23 +27,6 @@ #include <linux/module.h> #include <linux/vmalloc.h> -void *module_alloc(unsigned long size) -{ - return size ? vmalloc(size) : NULL; -} - -/* Free memory returned from module_alloc */ -void module_free(struct module *mod, void *module_region) -{ - vfree(module_region); -} - -int module_frob_arch_sections(Elf_Ehdr *hdr, Elf_Shdr *sechdrs, - char *secstrings, struct module *mod) -{ - return 0; -} - int apply_relocate(Elf_Shdr *sechdrs, const char *strtab, unsigned int symindex, unsigned int relindex, struct module *me) @@ -146,6 +129,9 @@ int apply_relocate_add(Elf_Shdr *sechdrs, const char *strtab, unsigned int symindex, unsigned int relsec, struct module *me) { + /* Non-standard return value... most other arch's return -ENOEXEC + * for an unsupported relocation variant + */ return 0; } @@ -154,12 +140,3 @@ const struct exception_table_entry *search_module_dbetables(unsigned long addr) { return NULL; } - -/* Put in dbe list if necessary. */ -int module_finalize(const Elf_Ehdr *hdr, const Elf_Shdr *sechdrs, - struct module *me) -{ - return 0; -} - -void module_arch_cleanup(struct module *mod) {} diff --git a/arch/sh/kernel/module.c b/arch/sh/kernel/module.c index 19b1f8826aef..1b525dedd29a 100644 --- a/arch/sh/kernel/module.c +++ b/arch/sh/kernel/module.c @@ -34,30 +34,6 @@ #include <asm/unaligned.h> #include <asm/dwarf.h> -void *module_alloc(unsigned long size) -{ - if (size == 0) - return NULL; - - return vmalloc_exec(size); -} - - -/* Free memory returned from module_alloc */ -void module_free(struct module *mod, void *module_region) -{ - vfree(module_region); -} - -/* We don't need anything special. */ -int module_frob_arch_sections(Elf_Ehdr *hdr, - Elf_Shdr *sechdrs, - char *secstrings, - struct module *mod) -{ - return 0; -} - int apply_relocate_add(Elf32_Shdr *sechdrs, const char *strtab, unsigned int symindex, @@ -133,17 +109,6 @@ 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) -{ - printk(KERN_ERR "module %s: REL RELOCATION unsupported\n", - me->name); - return -ENOEXEC; -} - int module_finalize(const Elf_Ehdr *hdr, const Elf_Shdr *sechdrs, struct module *me) diff --git a/arch/sparc/kernel/module.c b/arch/sparc/kernel/module.c index 99ba5baa9497..da0c6c70ccb2 100644 --- a/arch/sparc/kernel/module.c +++ b/arch/sparc/kernel/module.c @@ -68,12 +68,6 @@ void *module_alloc(unsigned long size) return ret; } -/* Free memory returned from module_core_alloc/module_init_alloc */ -void module_free(struct module *mod, void *module_region) -{ - vfree(module_region); -} - /* Make generic code ignore STT_REGISTER dummy undefined symbols. */ int module_frob_arch_sections(Elf_Ehdr *hdr, Elf_Shdr *sechdrs, @@ -107,17 +101,6 @@ int module_frob_arch_sections(Elf_Ehdr *hdr, return 0; } -int apply_relocate(Elf_Shdr *sechdrs, - const char *strtab, - unsigned int symindex, - unsigned int relsec, - struct module *me) -{ - printk(KERN_ERR "module %s: non-ADD RELOCATION unsupported\n", - me->name); - return -ENOEXEC; -} - int apply_relocate_add(Elf_Shdr *sechdrs, const char *strtab, unsigned int symindex, @@ -239,15 +222,4 @@ int module_finalize(const Elf_Ehdr *hdr, return 0; } -#else -int module_finalize(const Elf_Ehdr *hdr, - const Elf_Shdr *sechdrs, - struct module *me) -{ - return 0; -} #endif /* CONFIG_SPARC64 */ - -void module_arch_cleanup(struct module *mod) -{ -} diff --git a/arch/tile/kernel/module.c b/arch/tile/kernel/module.c index f68df69f1f67..28fa6ece9d3a 100644 --- a/arch/tile/kernel/module.c +++ b/arch/tile/kernel/module.c @@ -98,25 +98,6 @@ void module_free(struct module *mod, void *module_region) */ } -/* We don't need anything special. */ -int module_frob_arch_sections(Elf_Ehdr *hdr, - Elf_Shdr *sechdrs, - char *secstrings, - struct module *mod) -{ - return 0; -} - -int apply_relocate(Elf_Shdr *sechdrs, - const char *strtab, - unsigned int symindex, - unsigned int relsec, - struct module *me) -{ - pr_err("module %s: .rel relocation unsupported\n", me->name); - return -ENOEXEC; -} - #ifdef __tilegx__ /* * Validate that the high 16 bits of "value" is just the sign-extension of @@ -249,15 +230,3 @@ int apply_relocate_add(Elf_Shdr *sechdrs, } return 0; } - -int module_finalize(const Elf_Ehdr *hdr, - const Elf_Shdr *sechdrs, - struct module *me) -{ - /* FIXME: perhaps remove the "writable" bit from the TLB? */ - return 0; -} - -void module_arch_cleanup(struct module *mod) -{ -} diff --git a/arch/unicore32/kernel/module.c b/arch/unicore32/kernel/module.c index 3e5a38d71a1e..8fbe8577f5e6 100644 --- a/arch/unicore32/kernel/module.c +++ b/arch/unicore32/kernel/module.c @@ -37,19 +37,6 @@ void *module_alloc(unsigned long size) return __vmalloc_area(area, GFP_KERNEL, PAGE_KERNEL_EXEC); } -void module_free(struct module *module, void *region) -{ - vfree(region); -} - -int module_frob_arch_sections(Elf_Ehdr *hdr, - Elf_Shdr *sechdrs, - char *secstrings, - struct module *mod) -{ - return 0; -} - int apply_relocate(Elf32_Shdr *sechdrs, const char *strtab, unsigned int symindex, unsigned int relindex, struct module *module) @@ -128,25 +115,3 @@ apply_relocate(Elf32_Shdr *sechdrs, const char *strtab, unsigned int symindex, } return 0; } - -int -apply_relocate_add(Elf32_Shdr *sechdrs, const char *strtab, - unsigned int symindex, unsigned int relsec, - struct module *module) -{ - printk(KERN_ERR "module %s: ADD RELOCATION unsupported\n", - module->name); - return -ENOEXEC; -} - -int -module_finalize(const Elf32_Ehdr *hdr, const Elf_Shdr *sechdrs, - struct module *module) -{ - return 0; -} - -void -module_arch_cleanup(struct module *mod) -{ -} diff --git a/arch/x86/kernel/module.c b/arch/x86/kernel/module.c index 52f256f2cc81..925179f871de 100644 --- a/arch/x86/kernel/module.c +++ b/arch/x86/kernel/module.c @@ -45,21 +45,6 @@ void *module_alloc(unsigned long size) -1, __builtin_return_address(0)); } -/* Free memory returned from module_alloc */ -void module_free(struct module *mod, void *module_region) -{ - vfree(module_region); -} - -/* We don't need anything special. */ -int module_frob_arch_sections(Elf_Ehdr *hdr, - Elf_Shdr *sechdrs, - char *secstrings, - struct module *mod) -{ - return 0; -} - #ifdef CONFIG_X86_32 int apply_relocate(Elf32_Shdr *sechdrs, const char *strtab, @@ -100,17 +85,6 @@ int apply_relocate(Elf32_Shdr *sechdrs, } return 0; } - -int apply_relocate_add(Elf32_Shdr *sechdrs, - const char *strtab, - unsigned int symindex, - unsigned int relsec, - struct module *me) -{ - printk(KERN_ERR "module %s: ADD RELOCATION unsupported\n", - me->name); - return -ENOEXEC; -} #else /*X86_64*/ int apply_relocate_add(Elf64_Shdr *sechdrs, const char *strtab, @@ -181,17 +155,6 @@ overflow: me->name); return -ENOEXEC; } - -int apply_relocate(Elf_Shdr *sechdrs, - const char *strtab, - unsigned int symindex, - unsigned int relsec, - struct module *me) -{ - printk(KERN_ERR "non add relocation not supported\n"); - return -ENOSYS; -} - #endif int module_finalize(const Elf_Ehdr *hdr, diff --git a/arch/xtensa/kernel/module.c b/arch/xtensa/kernel/module.c index c1accea8cb56..451dda928c93 100644 --- a/arch/xtensa/kernel/module.c +++ b/arch/xtensa/kernel/module.c @@ -24,26 +24,6 @@ #undef DEBUG_RELOCATE -void *module_alloc(unsigned long size) -{ - if (size == 0) - return NULL; - return vmalloc_exec(size); -} - -void module_free(struct module *mod, void *module_region) -{ - vfree(module_region); -} - -int module_frob_arch_sections(Elf32_Ehdr *hdr, - Elf32_Shdr *sechdrs, - char *secstrings, - struct module *mod) -{ - return 0; -} - static int decode_calln_opcode (unsigned char *location) { @@ -66,18 +46,6 @@ decode_l32r_opcode (unsigned char *location) #endif } -int apply_relocate(Elf32_Shdr *sechdrs, - const char *strtab, - unsigned int symindex, - unsigned int relsec, - struct module *mod) -{ - printk(KERN_ERR "module %s: REL RELOCATION unsupported\n", - mod->name); - return -ENOEXEC; - -} - int apply_relocate_add(Elf32_Shdr *sechdrs, const char *strtab, unsigned int symindex, @@ -222,14 +190,3 @@ int apply_relocate_add(Elf32_Shdr *sechdrs, } return 0; } - -int module_finalize(const Elf_Ehdr *hdr, - const Elf_Shdr *sechdrs, - struct module *mod) -{ - return 0; -} - -void module_arch_cleanup(struct module *mod) -{ -} |