diff options
author | Ingo Molnar <mingo@elte.hu> | 2008-06-16 11:16:46 +0200 |
---|---|---|
committer | Ingo Molnar <mingo@elte.hu> | 2008-06-16 11:16:46 +0200 |
commit | cb9aa97c21c59ad01c9514d7faf45dc166fba226 (patch) | |
tree | 66a530f154db78b85f5b1406ebc51401df8d3913 /scripts/mod/modpost.c | |
parent | 668a6c3654560aef8741642478973e205a4f02bf (diff) | |
parent | 066519068ad2fbe98c7f45552b1f592903a9c8c8 (diff) |
Merge branch 'linus' into tracing/mmiotrace-mergefixupstip-tracing-mmiotrace-mergefixups-2008-06-16_09.16_Mon
Diffstat (limited to 'scripts/mod/modpost.c')
-rw-r--r-- | scripts/mod/modpost.c | 25 |
1 files changed, 20 insertions, 5 deletions
diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c index 508c5895c680..a07f91aac920 100644 --- a/scripts/mod/modpost.c +++ b/scripts/mod/modpost.c @@ -467,6 +467,25 @@ static void parse_elf_finish(struct elf_info *info) release_file(info->hdr, info->size); } +static int ignore_undef_symbol(struct elf_info *info, const char *symname) +{ + /* ignore __this_module, it will be resolved shortly */ + if (strcmp(symname, MODULE_SYMBOL_PREFIX "__this_module") == 0) + return 1; + /* ignore global offset table */ + if (strcmp(symname, "_GLOBAL_OFFSET_TABLE_") == 0) + return 1; + if (info->hdr->e_machine == EM_PPC) + /* Special register function linked on all modules during final link of .ko */ + if (strncmp(symname, "_restgpr_", sizeof("_restgpr_") - 1) == 0 || + strncmp(symname, "_savegpr_", sizeof("_savegpr_") - 1) == 0 || + strncmp(symname, "_rest32gpr_", sizeof("_rest32gpr_") - 1) == 0 || + strncmp(symname, "_save32gpr_", sizeof("_save32gpr_") - 1) == 0) + return 1; + /* Do not ignore this symbol */ + return 0; +} + #define CRC_PFX MODULE_SYMBOL_PREFIX "__crc_" #define KSYMTAB_PFX MODULE_SYMBOL_PREFIX "__ksymtab_" @@ -493,11 +512,7 @@ static void handle_modversions(struct module *mod, struct elf_info *info, if (ELF_ST_BIND(sym->st_info) != STB_GLOBAL && ELF_ST_BIND(sym->st_info) != STB_WEAK) break; - /* ignore global offset table */ - if (strcmp(symname, "_GLOBAL_OFFSET_TABLE_") == 0) - break; - /* ignore __this_module, it will be resolved shortly */ - if (strcmp(symname, MODULE_SYMBOL_PREFIX "__this_module") == 0) + if (ignore_undef_symbol(info, symname)) break; /* cope with newer glibc (2.3.4 or higher) STT_ definition in elf.h */ #if defined(STT_REGISTER) || defined(STT_SPARC_REGISTER) |