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arm64 and generic kernel/module.c (acked by Rusty) fixes for

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CONFIG_DEBUG_SET_MODULE_RONX.
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Merge tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux

Pull arm64 fixes from Catalin Marinas:
 "arm64 and generic kernel/module.c (acked by Rusty) fixes for
  CONFIG_DEBUG_SET_MODULE_RONX"

* tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux:
  kernel/module.c: Update debug alignment after symtable generation
  arm64: Don't use is_module_addr in setting page attributes
This commit is contained in:
Linus Torvalds 2015-03-07 11:31:17 -08:00
commit 9aae0df6a3
2 changed files with 6 additions and 1 deletions
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5
arch/arm64/mm/pageattr.c
View File

@ -51,7 +51,10 @@ static int change_memory_common(unsigned long addr, int numpages,
WARN_ON_ONCE(1);
}
if (!is_module_address(start) || !is_module_address(end - 1))
if (start < MODULES_VADDR || start >= MODULES_END)
return -EINVAL;
if (end < MODULES_VADDR || end >= MODULES_END)
return -EINVAL;
data.set_mask = set_mask;

2
kernel/module.c
View File

@ -2313,11 +2313,13 @@ static void layout_symtab(struct module *mod, struct load_info *info)
info->symoffs = ALIGN(mod->core_size, symsect->sh_addralign ?: 1);
info->stroffs = mod->core_size = info->symoffs + ndst * sizeof(Elf_Sym);
mod->core_size += strtab_size;
mod->core_size = debug_align(mod->core_size);
/* Put string table section at end of init part of module. */
strsect->sh_flags |= SHF_ALLOC;
strsect->sh_entsize = get_offset(mod, &mod->init_size, strsect,
info->index.str) | INIT_OFFSET_MASK;
mod->init_size = debug_align(mod->init_size);
pr_debug("\t%s\n", info->secstrings + strsect->sh_name);
}