diff options
Diffstat (limited to 'arch/cris/kernel/module.c')
-rw-r--r-- | arch/cris/kernel/module.c | 39 |
1 files changed, 16 insertions, 23 deletions
diff --git a/arch/cris/kernel/module.c b/arch/cris/kernel/module.c index f1d3e784f30..11b867df861 100644 --- a/arch/cris/kernel/module.c +++ b/arch/cris/kernel/module.c @@ -32,7 +32,7 @@ void *module_alloc(unsigned long size) { if (size == 0) return NULL; - return vmalloc(size); + return vmalloc_exec(size); } @@ -59,26 +59,8 @@ int apply_relocate(Elf32_Shdr *sechdrs, unsigned int relsec, struct module *me) { - unsigned int i; - Elf32_Rel *rel = (void *)sechdrs[relsec].sh_addr; - Elf32_Sym *sym; - uint32_t *location; - - DEBUGP("Applying relocate section %u to %u\n", relsec, - sechdrs[relsec].sh_info); - for (i = 0; i < sechdrs[relsec].sh_size / sizeof(*rel); i++) { - /* This is where to make the change */ - location = (void *)sechdrs[sechdrs[relsec].sh_info].sh_offset - + rel[i].r_offset; - /* This is the symbol it is referring to. Note that all - undefined symbols have been resolved. */ - sym = (Elf32_Sym *)sechdrs[symindex].sh_addr - + ELF32_R_SYM(rel[i].r_info); - - /* We add the value into the location given */ - *location += sym->st_value; - } - return 0; + printk(KERN_ERR "module %s: REL relocation unsupported\n", me->name); + return -ENOEXEC; } int apply_relocate_add(Elf32_Shdr *sechdrs, @@ -90,7 +72,7 @@ int apply_relocate_add(Elf32_Shdr *sechdrs, unsigned int i; Elf32_Rela *rela = (void *)sechdrs[relsec].sh_addr; - DEBUGP ("Applying relocate section %u to %u\n", relsec, + DEBUGP ("Applying add relocate section %u to %u\n", relsec, sechdrs[relsec].sh_info); for (i = 0; i < sechdrs[relsec].sh_size / sizeof (*rela); i++) { @@ -103,7 +85,18 @@ int apply_relocate_add(Elf32_Shdr *sechdrs, Elf32_Sym *sym = ((Elf32_Sym *)sechdrs[symindex].sh_addr + ELF32_R_SYM (rela[i].r_info)); - *loc = sym->st_value + rela[i].r_addend; + switch (ELF32_R_TYPE(rela[i].r_info)) { + case R_CRIS_32: + *loc = sym->st_value + rela[i].r_addend; + break; + case R_CRIS_32_PCREL: + *loc = sym->st_value - (unsigned)loc + rela[i].r_addend - 4; + break; + default: + printk(KERN_ERR "module %s: Unknown relocation: %u\n", + me->name, ELF32_R_TYPE(rela[i].r_info)); + return -ENOEXEC; + } } return 0; |