diff options
Diffstat (limited to 'arch/arm/kernel/module.c')
-rw-r--r-- | arch/arm/kernel/module.c | 68 |
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 |
293 | static void register_unwind_tables(struct module *mod) | 304 | static 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 | ||
315 | static void unregister_unwind_tables(struct module *mod) | 317 | static 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 |
322 | static inline void register_unwind_tables(struct module *mod) { } | 324 | static inline void register_unwind_tables(struct module *mod) { } |