/*  Kernel module help for powerpc.    Copyright (C) 2001, 2003 Rusty Russell IBM Corporation.    Copyright (C) 2008 Freescale Semiconductor, Inc.     This program is free software; you can redistribute it and/or modify    it under the terms of the GNU General Public License as published by    the Free Software Foundation; either version 2 of the License, or    (at your option) any later version.     This program is distributed in the hope that it will be useful,    but WITHOUT ANY WARRANTY; without even the implied warranty of    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the    GNU General Public License for more details.     You should have received a copy of the GNU General Public License    along with this program; if not, write to the Free Software    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA*/#include <linux/elf.h>#include <linux/moduleloader.h>#include <linux/err.h>#include <linux/vmalloc.h>#include <linux/bug.h>#include <asm/module.h>#include <asm/uaccess.h>#include <asm/firmware.h>#include <linux/sort.h>#include <asm/setup.h> LIST_HEAD(module_bug_list); static const Elf_Shdr *find_section(const Elf_Ehdr *hdr,				    const Elf_Shdr *sechdrs,				    const char *name){	char *secstrings;	unsigned int i; 	secstrings = (char *)hdr + sechdrs[hdr->e_shstrndx].sh_offset;	for (i = 1; i < hdr->e_shnum; i++)		if (strcmp(secstrings+sechdrs[i].sh_name, name) == 0)			return &sechdrs[i];	return NULL;} int module_finalize(const Elf_Ehdr *hdr,		const Elf_Shdr *sechdrs, struct module *me){	const Elf_Shdr *sect; 	/* Apply feature fixups */	sect = find_section(hdr, sechdrs, "__ftr_fixup");	if (sect != NULL)		do_feature_fixups(cur_cpu_spec->cpu_features,				  (void *)sect->sh_addr,				  (void *)sect->sh_addr + sect->sh_size); 	sect = find_section(hdr, sechdrs, "__mmu_ftr_fixup");	if (sect != NULL)		do_feature_fixups(cur_cpu_spec->mmu_features,				  (void *)sect->sh_addr,				  (void *)sect->sh_addr + sect->sh_size); #ifdef CONFIG_PPC64	sect = find_section(hdr, sechdrs, "__fw_ftr_fixup");	if (sect != NULL)		do_feature_fixups(powerpc_firmware_features,				  (void *)sect->sh_addr,				  (void *)sect->sh_addr + sect->sh_size);#endif 	sect = find_section(hdr, sechdrs, "__lwsync_fixup");	if (sect != NULL)		do_lwsync_fixups(cur_cpu_spec->cpu_features,				 (void *)sect->sh_addr,				 (void *)sect->sh_addr + sect->sh_size); 	return 0;}