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modules: make arch's use default loader hooks

Browse source 
This patch removes all the module loader hook implementations in the
architecture specific code where the functionality is the same as that
now provided by the recently added default hooks.

Signed-off-by: Jonas Bonn <jonas@southpole.se>
Acked-by: Mike Frysinger <vapier@gentoo.org>
Acked-by: Geert Uytterhoeven <geert@linux-m68k.org>
Tested-by: Michal Simek <monstr@monstr.eu>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Jonas Bonn 2011-06-30 21:22:12 +02:00 committed by Rusty Russell
parent 74e08fcf7b
commit 66574cc054
26 changed files with 12 additions and 777 deletions
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34
arch/alpha/kernel/module.c
View file

@ -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 {
@ -155,14 +141,6 @@ module_frob_arch_sections(Elf64_Ehdr *hdr, Elf64_Shdr *sechdrs,
return 0;
}
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,
@ -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)
{
}

29
arch/arm/kernel/module.c
View file

@ -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;

20
arch/avr32/kernel/module.c
View file

@ -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)
{
}

21
arch/blackfin/kernel/module.c
View file

@ -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 */

43
arch/cris/kernel/module.c
View file

@ -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)
{
}

57
arch/frv/kernel/module.c
View file

@ -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.
*/

45
arch/h8300/kernel/module.c
View file

@ -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)
{
}

16
arch/ia64/kernel/module.c
View file

@ -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

38
arch/m32r/kernel/module.c
View file

@ -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)
{
}

27
arch/m68k/kernel/module_mm.c
View file

@ -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,

34
arch/m68k/kernel/module_no.c
View file

@ -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)
{
}

35
arch/microblaze/kernel/module.c
View file

@ -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)
{
}

20
arch/mips/kernel/module.c
View file

@ -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;
}
static int apply_r_mips_none(struct module *me, u32 *location, Elf_Addr v)
{

61
arch/mn10300/kernel/module.c
View file

@ -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;
@ -80,20 +50,6 @@ static void reloc_put32(uint8_t *p, uint32_t val)
reloc_put16(p+2, val >> 16);
}
/*
* 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
*/
@ -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)
{
}

12
arch/parisc/kernel/module.c
View file

@ -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,

18
arch/powerpc/kernel/module.c
View file

@ -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)
{
}

11
arch/powerpc/kernel/module_32.c
View file

@ -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)

10
arch/powerpc/kernel/module_64.c
View file

@ -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) */

20
arch/s390/kernel/module.c
View file

@ -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)
{
}

29
arch/score/kernel/module.c
View file

@ -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) {}

35
arch/sh/kernel/module.c
View file

@ -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)

28
arch/sparc/kernel/module.c
View file

@ -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)
{
}

31
arch/tile/kernel/module.c
View file

@ -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)
{
}

35
arch/unicore32/kernel/module.c
View file

@ -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)
{
}

37
arch/x86/kernel/module.c
View file

@ -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 @@ int apply_relocate_add(Elf64_Shdr *sechdrs,
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,

43
arch/xtensa/kernel/module.c
View file

@ -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)
{
}