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authorLinus Torvalds <torvalds@linux-foundation.org>2011-07-24 09:54:54 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2011-07-24 09:54:54 -0700
commitfcda12e7f6d58d61997681a9d41779e3fd2ffc94 (patch)
treeea865215c10b8b09828db2918013dfe02ce62f25
parent5fabc487c96819dd12ddb9414835d170fd9cd6d5 (diff)
parent62a2635610dbc83c5e8d724e00941eee4d18c186 (diff)
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Merge git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-for-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_*
-rw-r--r--arch/alpha/kernel/module.c34
-rw-r--r--arch/arm/kernel/module.c29
-rw-r--r--arch/avr32/kernel/module.c20
-rw-r--r--arch/blackfin/kernel/module.c21
-rw-r--r--arch/cris/kernel/module.c43
-rw-r--r--arch/frv/kernel/module.c57
-rw-r--r--arch/h8300/kernel/module.c45
-rw-r--r--arch/ia64/kernel/module.c16
-rw-r--r--arch/m32r/kernel/module.c38
-rw-r--r--arch/m68k/kernel/module_mm.c27
-rw-r--r--arch/m68k/kernel/module_no.c34
-rw-r--r--arch/microblaze/kernel/module.c35
-rw-r--r--arch/mips/kernel/module.c20
-rw-r--r--arch/mn10300/kernel/module.c61
-rw-r--r--arch/parisc/kernel/module.c12
-rw-r--r--arch/powerpc/kernel/module.c18
-rw-r--r--arch/powerpc/kernel/module_32.c11
-rw-r--r--arch/powerpc/kernel/module_64.c10
-rw-r--r--arch/s390/kernel/module.c20
-rw-r--r--arch/score/kernel/module.c29
-rw-r--r--arch/sh/kernel/module.c35
-rw-r--r--arch/sparc/kernel/module.c28
-rw-r--r--arch/tile/kernel/module.c31
-rw-r--r--arch/unicore32/kernel/module.c35
-rw-r--r--arch/x86/kernel/module.c37
-rw-r--r--arch/xtensa/kernel/module.c43
-rw-r--r--include/linux/module.h24
-rw-r--r--include/linux/moduleloader.h7
-rw-r--r--kernel/module.c80
-rw-r--r--kernel/params.c18
-rw-r--r--scripts/mod/modpost.c29
31 files changed, 143 insertions, 804 deletions
diff --git a/arch/alpha/kernel/module.c b/arch/alpha/kernel/module.c
index ebc3c894b5a..2fd00b7077e 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 016d6a0830a..05b377616fd 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 a727f54d64d..596f7305d93 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 35e350cad9d..4489efc5288 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 bcd502f74cd..37400f5869e 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 711763c8a6f..9d9835f1fe2 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 db4953dc4e1..1d526e05db1 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 1481b0a28ca..24603be24c1 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 cb5f37d78d4..3071fe83ffc 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 cd6bcb1c957..ceafc47c96d 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 d11ffae7956..5a097c6063f 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 0e73f660654..142426f631b 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 dd940b70196..4b930ac4aff 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 196a111e2e2..216ad23c957 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 cedbbb8b18d..5e34ccf39a4 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 49cee9df225..a1cd701b575 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 f832773fc28..0b6d79617d7 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 8fbb12508bf..9f44a775a10 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 f7167ee4604..dfcb3436bad 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 4de8d47becd..469e3b64e2f 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 19b1f8826ae..1b525dedd29 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 99ba5baa949..da0c6c70ccb 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 f68df69f1f6..28fa6ece9d3 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 3e5a38d71a1..8fbe8577f5e 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 52f256f2cc8..925179f871d 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 c1accea8cb5..451dda928c9 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)
-{
-}
diff --git a/include/linux/module.h b/include/linux/module.h
index d9ca2d5dc6d..1c30087a2d8 100644
--- a/include/linux/module.h
+++ b/include/linux/module.h
@@ -48,10 +48,18 @@ struct modversion_info
struct module;
+struct module_kobject {
+ struct kobject kobj;
+ struct module *mod;
+ struct kobject *drivers_dir;
+ struct module_param_attrs *mp;
+};
+
struct module_attribute {
- struct attribute attr;
- ssize_t (*show)(struct module_attribute *, struct module *, char *);
- ssize_t (*store)(struct module_attribute *, struct module *,
+ struct attribute attr;
+ ssize_t (*show)(struct module_attribute *, struct module_kobject *,
+ char *);
+ ssize_t (*store)(struct module_attribute *, struct module_kobject *,
const char *, size_t count);
void (*setup)(struct module *, const char *);
int (*test)(struct module *);
@@ -65,15 +73,9 @@ struct module_version_attribute {
} __attribute__ ((__aligned__(sizeof(void *))));
extern ssize_t __modver_version_show(struct module_attribute *,
- struct module *, char *);
+ struct module_kobject *, char *);
-struct module_kobject
-{
- struct kobject kobj;
- struct module *mod;
- struct kobject *drivers_dir;
- struct module_param_attrs *mp;
-};
+extern struct module_attribute module_uevent;
/* These are either module local, or the kernel's dummy ones. */
extern int init_module(void);
diff --git a/include/linux/moduleloader.h b/include/linux/moduleloader.h
index c1f40c2f7ff..b2be02ebf45 100644
--- a/include/linux/moduleloader.h
+++ b/include/linux/moduleloader.h
@@ -5,7 +5,12 @@
#include <linux/module.h>
#include <linux/elf.h>
-/* These must be implemented by the specific architecture */
+/* These may be implemented by architectures that need to hook into the
+ * module loader code. Architectures that don't need to do anything special
+ * can just rely on the 'weak' default hooks defined in kernel/module.c.
+ * Note, however, that at least one of apply_relocate or apply_relocate_add
+ * must be implemented by each architecture.
+ */
/* Adjust arch-specific sections. Return 0 on success. */
int module_frob_arch_sections(Elf_Ehdr *hdr,
diff --git a/kernel/module.c b/kernel/module.c
index 795bdc7f5c3..04379f92f84 100644
--- a/kernel/module.c
+++ b/kernel/module.c
@@ -545,9 +545,9 @@ static void setup_modinfo_##field(struct module *mod, const char *s) \
mod->field = kstrdup(s, GFP_KERNEL); \
} \
static ssize_t show_modinfo_##field(struct module_attribute *mattr, \
- struct module *mod, char *buffer) \
+ struct module_kobject *mk, char *buffer) \
{ \
- return sprintf(buffer, "%s\n", mod->field); \
+ return sprintf(buffer, "%s\n", mk->mod->field); \
} \
static int modinfo_##field##_exists(struct module *mod) \
{ \
@@ -902,9 +902,9 @@ void symbol_put_addr(void *addr)
EXPORT_SYMBOL_GPL(symbol_put_addr);
static ssize_t show_refcnt(struct module_attribute *mattr,
- struct module *mod, char *buffer)
+ struct module_kobject *mk, char *buffer)
{
- return sprintf(buffer, "%u\n", module_refcount(mod));
+ return sprintf(buffer, "%u\n", module_refcount(mk->mod));
}
static struct module_attribute refcnt = {
@@ -952,11 +952,11 @@ static inline int module_unload_init(struct module *mod)
#endif /* CONFIG_MODULE_UNLOAD */
static ssize_t show_initstate(struct module_attribute *mattr,
- struct module *mod, char *buffer)
+ struct module_kobject *mk, char *buffer)
{
const char *state = "unknown";
- switch (mod->state) {
+ switch (mk->mod->state) {
case MODULE_STATE_LIVE:
state = "live";
break;
@@ -975,10 +975,27 @@ static struct module_attribute initstate = {
.show = show_initstate,
};
+static ssize_t store_uevent(struct module_attribute *mattr,
+ struct module_kobject *mk,
+ const char *buffer, size_t count)
+{
+ enum kobject_action action;
+
+ if (kobject_action_type(buffer, count, &action) == 0)
+ kobject_uevent(&mk->kobj, action);
+ return count;
+}
+
+struct module_attribute module_uevent = {
+ .attr = { .name = "uevent", .mode = 0200 },
+ .store = store_uevent,
+};
+
static struct module_attribute *modinfo_attrs[] = {
&modinfo_version,
&modinfo_srcversion,
&initstate,
+ &module_uevent,
#ifdef CONFIG_MODULE_UNLOAD
&refcnt,
#endif
@@ -1187,7 +1204,7 @@ struct module_sect_attrs
};
static ssize_t module_sect_show(struct module_attribute *mattr,
- struct module *mod, char *buf)
+ struct module_kobject *mk, char *buf)
{
struct module_sect_attr *sattr =
container_of(mattr, struct module_sect_attr, mattr);
@@ -1697,6 +1714,15 @@ static void unset_module_core_ro_nx(struct module *mod) { }
static void unset_module_init_ro_nx(struct module *mod) { }
#endif
+void __weak module_free(struct module *mod, void *module_region)
+{
+ vfree(module_region);
+}
+
+void __weak module_arch_cleanup(struct module *mod)
+{
+}
+
/* Free a module, remove from lists, etc. */
static void free_module(struct module *mod)
{
@@ -1851,6 +1877,26 @@ static int simplify_symbols(struct module *mod, const struct load_info *info)
return ret;
}
+int __weak 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;
+}
+
+int __weak apply_relocate_add(Elf_Shdr *sechdrs,
+ const char *strtab,
+ unsigned int symindex,
+ unsigned int relsec,
+ struct module *me)
+{
+ pr_err("module %s: RELA relocation unsupported\n", me->name);
+ return -ENOEXEC;
+}
+
static int apply_relocations(struct module *mod, const struct load_info *info)
{
unsigned int i;
@@ -2235,6 +2281,11 @@ static void dynamic_debug_remove(struct _ddebug *debug)
ddebug_remove_module(debug->modname);
}
+void * __weak module_alloc(unsigned long size)
+{
+ return size == 0 ? NULL : vmalloc_exec(size);
+}
+
static void *module_alloc_update_bounds(unsigned long size)
{
void *ret = module_alloc(size);
@@ -2645,6 +2696,14 @@ static void flush_module_icache(const struct module *mod)
set_fs(old_fs);
}
+int __weak module_frob_arch_sections(Elf_Ehdr *hdr,
+ Elf_Shdr *sechdrs,
+ char *secstrings,
+ struct module *mod)
+{
+ return 0;
+}
+
static struct module *layout_and_allocate(struct load_info *info)
{
/* Module within temporary copy. */
@@ -2716,6 +2775,13 @@ static void module_deallocate(struct module *mod, struct load_info *info)
module_free(mod, mod->module_core);
}
+int __weak module_finalize(const Elf_Ehdr *hdr,
+ const Elf_Shdr *sechdrs,
+ struct module *me)
+{
+ return 0;
+}
+
static int post_relocation(struct module *mod, const struct load_info *info)
{
/* Sort exception table now relocations are done. */
diff --git a/kernel/params.c b/kernel/params.c
index ed72e133086..22df3e0d142 100644
--- a/kernel/params.c
+++ b/kernel/params.c
@@ -225,8 +225,8 @@ int parse_args(const char *name,
int ret; \
\
ret = strtolfn(val, 0, &l); \
- if (ret == -EINVAL || ((type)l != l)) \
- return -EINVAL; \
+ if (ret < 0 || ((type)l != l)) \
+ return ret < 0 ? ret : -EINVAL; \
*((type *)kp->arg) = l; \
return 0; \
} \
@@ -511,7 +511,7 @@ struct module_param_attrs
#define to_param_attr(n) container_of(n, struct param_attribute, mattr)
static ssize_t param_attr_show(struct module_attribute *mattr,
- struct module *mod, char *buf)
+ struct module_kobject *mk, char *buf)
{
int count;
struct param_attribute *attribute = to_param_attr(mattr);
@@ -531,7 +531,7 @@ static ssize_t param_attr_show(struct module_attribute *mattr,
/* sysfs always hands a nul-terminated string in buf. We rely on that. */
static ssize_t param_attr_store(struct module_attribute *mattr,
- struct module *owner,
+ struct module_kobject *km,
const char *buf, size_t len)
{
int err;
@@ -730,6 +730,10 @@ static struct module_kobject * __init locate_module_kobject(const char *name)
mk->kobj.kset = module_kset;
err = kobject_init_and_add(&mk->kobj, &module_ktype, NULL,
"%s", name);
+#ifdef CONFIG_MODULES
+ if (!err)
+ err = sysfs_create_file(&mk->kobj, &module_uevent.attr);
+#endif
if (err) {
kobject_put(&mk->kobj);
printk(KERN_ERR
@@ -807,7 +811,7 @@ static void __init param_sysfs_builtin(void)
}
ssize_t __modver_version_show(struct module_attribute *mattr,
- struct module *mod, char *buf)
+ struct module_kobject *mk, char *buf)
{
struct module_version_attribute *vattr =
container_of(mattr, struct module_version_attribute, mattr);
@@ -852,7 +856,7 @@ static ssize_t module_attr_show(struct kobject *kobj,
if (!attribute->show)
return -EIO;
- ret = attribute->show(attribute, mk->mod, buf);
+ ret = attribute->show(attribute, mk, buf);
return ret;
}
@@ -871,7 +875,7 @@ static ssize_t module_attr_store(struct kobject *kobj,
if (!attribute->store)
return -EIO;
- ret = attribute->store(attribute, mk->mod, buf, len);
+ ret = attribute->store(attribute, mk, buf, len);
return ret;
}
diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c
index 413c53693e6..a509ff8f32f 100644
--- a/scripts/mod/modpost.c
+++ b/scripts/mod/modpost.c
@@ -254,6 +254,28 @@ static enum export export_no(const char *s)
return export_unknown;
}
+static const char *sec_name(struct elf_info *elf, int secindex);
+
+#define strstarts(str, prefix) (strncmp(str, prefix, strlen(prefix)) == 0)
+
+static enum export export_from_secname(struct elf_info *elf, unsigned int sec)
+{
+ const char *secname = sec_name(elf, sec);
+
+ if (strstarts(secname, "___ksymtab+"))
+ return export_plain;
+ else if (strstarts(secname, "___ksymtab_unused+"))
+ return export_unused;
+ else if (strstarts(secname, "___ksymtab_gpl+"))
+ return export_gpl;
+ else if (strstarts(secname, "___ksymtab_unused_gpl+"))
+ return export_unused_gpl;
+ else if (strstarts(secname, "___ksymtab_gpl_future+"))
+ return export_gpl_future;
+ else
+ return export_unknown;
+}
+
static enum export export_from_sec(struct elf_info *elf, unsigned int sec)
{
if (sec == elf->export_sec)
@@ -563,7 +585,12 @@ static void handle_modversions(struct module *mod, struct elf_info *info,
Elf_Sym *sym, const char *symname)
{
unsigned int crc;
- enum export export = export_from_sec(info, get_secindex(info, sym));
+ enum export export;
+
+ if (!is_vmlinux(mod->name) && strncmp(symname, "__ksymtab", 9) == 0)
+ export = export_from_secname(info, get_secindex(info, sym));
+ else
+ export = export_from_sec(info, get_secindex(info, sym));
switch (sym->st_shndx) {
case SHN_COMMON: