Merge git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-f…

…or-linus * git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-for-linus: modpost: Fix modpost's license checking V3 module: add /sys/module/<name>/uevent files module: change attr callbacks to take struct module_kobject modules: make arch's use default loader hooks modules: add default loader hook implementations param: fix return value handling in param_set_*
mariux64 · Jul 24, 2011 · fcda12e · fcda12e
2 parents 5fabc48 + 62a2635
commit fcda12e
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Showing 31 changed files with 143 additions and 804 deletions.
diff --git 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 {
@@ -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)
-{
-}
diff --git 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
@@ -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
@@ -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
@@ -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
@@ -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
@@ -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
@@ -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