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-rw-r--r--arch/arm/kernel/module.c68
1 files changed, 35 insertions, 33 deletions
diff --git a/arch/arm/kernel/module.c b/arch/arm/kernel/module.c
index 6b4605893f1e..d9bd786ce23d 100644
--- a/arch/arm/kernel/module.c
+++ b/arch/arm/kernel/module.c
@@ -69,20 +69,31 @@ int module_frob_arch_sections(Elf_Ehdr *hdr,
69{ 69{
70#ifdef CONFIG_ARM_UNWIND 70#ifdef CONFIG_ARM_UNWIND
71 Elf_Shdr *s, *sechdrs_end = sechdrs + hdr->e_shnum; 71 Elf_Shdr *s, *sechdrs_end = sechdrs + hdr->e_shnum;
72 struct arm_unwind_mapping *maps = mod->arch.map;
72 73
73 for (s = sechdrs; s < sechdrs_end; s++) { 74 for (s = sechdrs; s < sechdrs_end; s++) {
74 if (strcmp(".ARM.exidx.init.text", secstrings + s->sh_name) == 0) 75 char const *secname = secstrings + s->sh_name;
75 mod->arch.unw_sec_init = s; 76
76 else if (strcmp(".ARM.exidx.devinit.text", secstrings + s->sh_name) == 0) 77 if (strcmp(".ARM.exidx.init.text", secname) == 0)
77 mod->arch.unw_sec_devinit = s; 78 maps[ARM_SEC_INIT].unw_sec = s;
78 else if (strcmp(".ARM.exidx", secstrings + s->sh_name) == 0) 79 else if (strcmp(".ARM.exidx.devinit.text", secname) == 0)
79 mod->arch.unw_sec_core = s; 80 maps[ARM_SEC_DEVINIT].unw_sec = s;
80 else if (strcmp(".init.text", secstrings + s->sh_name) == 0) 81 else if (strcmp(".ARM.exidx", secname) == 0)
81 mod->arch.sec_init_text = s; 82 maps[ARM_SEC_CORE].unw_sec = s;
82 else if (strcmp(".devinit.text", secstrings + s->sh_name) == 0) 83 else if (strcmp(".ARM.exidx.exit.text", secname) == 0)
83 mod->arch.sec_devinit_text = s; 84 maps[ARM_SEC_EXIT].unw_sec = s;
84 else if (strcmp(".text", secstrings + s->sh_name) == 0) 85 else if (strcmp(".ARM.exidx.devexit.text", secname) == 0)
85 mod->arch.sec_core_text = s; 86 maps[ARM_SEC_DEVEXIT].unw_sec = s;
87 else if (strcmp(".init.text", secname) == 0)
88 maps[ARM_SEC_INIT].sec_text = s;
89 else if (strcmp(".devinit.text", secname) == 0)
90 maps[ARM_SEC_DEVINIT].sec_text = s;
91 else if (strcmp(".text", secname) == 0)
92 maps[ARM_SEC_CORE].sec_text = s;
93 else if (strcmp(".exit.text", secname) == 0)
94 maps[ARM_SEC_EXIT].sec_text = s;
95 else if (strcmp(".devexit.text", secname) == 0)
96 maps[ARM_SEC_DEVEXIT].sec_text = s;
86 } 97 }
87#endif 98#endif
88 return 0; 99 return 0;
@@ -292,31 +303,22 @@ apply_relocate_add(Elf32_Shdr *sechdrs, const char *strtab,
292#ifdef CONFIG_ARM_UNWIND 303#ifdef CONFIG_ARM_UNWIND
293static void register_unwind_tables(struct module *mod) 304static void register_unwind_tables(struct module *mod)
294{ 305{
295 if (mod->arch.unw_sec_init && mod->arch.sec_init_text) 306 int i;
296 mod->arch.unwind_init = 307 for (i = 0; i < ARM_SEC_MAX; ++i) {
297 unwind_table_add(mod->arch.unw_sec_init->sh_addr, 308 struct arm_unwind_mapping *map = &mod->arch.map[i];
298 mod->arch.unw_sec_init->sh_size, 309 if (map->unw_sec && map->sec_text)
299 mod->arch.sec_init_text->sh_addr, 310 map->unwind = unwind_table_add(map->unw_sec->sh_addr,
300 mod->arch.sec_init_text->sh_size); 311 map->unw_sec->sh_size,
301 if (mod->arch.unw_sec_devinit && mod->arch.sec_devinit_text) 312 map->sec_text->sh_addr,
302 mod->arch.unwind_devinit = 313 map->sec_text->sh_size);
303 unwind_table_add(mod->arch.unw_sec_devinit->sh_addr, 314 }
304 mod->arch.unw_sec_devinit->sh_size,
305 mod->arch.sec_devinit_text->sh_addr,
306 mod->arch.sec_devinit_text->sh_size);
307 if (mod->arch.unw_sec_core && mod->arch.sec_core_text)
308 mod->arch.unwind_core =
309 unwind_table_add(mod->arch.unw_sec_core->sh_addr,
310 mod->arch.unw_sec_core->sh_size,
311 mod->arch.sec_core_text->sh_addr,
312 mod->arch.sec_core_text->sh_size);
313} 315}
314 316
315static void unregister_unwind_tables(struct module *mod) 317static void unregister_unwind_tables(struct module *mod)
316{ 318{
317 unwind_table_del(mod->arch.unwind_init); 319 int i = ARM_SEC_MAX;
318 unwind_table_del(mod->arch.unwind_devinit); 320 while (--i >= 0)
319 unwind_table_del(mod->arch.unwind_core); 321 unwind_table_del(mod->arch.map[i].unwind);
320} 322}
321#else 323#else
322static inline void register_unwind_tables(struct module *mod) { } 324static inline void register_unwind_tables(struct module *mod) { }