diff options
Diffstat (limited to 'arch/x86/tools')
-rw-r--r-- | arch/x86/tools/relocs.c | 20 |
1 files changed, 15 insertions, 5 deletions
diff --git a/arch/x86/tools/relocs.c b/arch/x86/tools/relocs.c index 9c2ab06dc4f2..cfbdbdb4e173 100644 --- a/arch/x86/tools/relocs.c +++ b/arch/x86/tools/relocs.c | |||
@@ -722,15 +722,25 @@ static void percpu_init(void) | |||
722 | 722 | ||
723 | /* | 723 | /* |
724 | * Check to see if a symbol lies in the .data..percpu section. | 724 | * Check to see if a symbol lies in the .data..percpu section. |
725 | * For some as yet not understood reason the "__init_begin" | 725 | * |
726 | * symbol which immediately preceeds the .data..percpu section | 726 | * The linker incorrectly associates some symbols with the |
727 | * also shows up as it it were part of it so we do an explict | 727 | * .data..percpu section so we also need to check the symbol |
728 | * check for that symbol name and ignore it. | 728 | * name to make sure that we classify the symbol correctly. |
729 | * | ||
730 | * The GNU linker incorrectly associates: | ||
731 | * __init_begin | ||
732 | * __per_cpu_load | ||
733 | * | ||
734 | * The "gold" linker incorrectly associates: | ||
735 | * init_per_cpu__irq_stack_union | ||
736 | * init_per_cpu__gdt_page | ||
729 | */ | 737 | */ |
730 | static int is_percpu_sym(ElfW(Sym) *sym, const char *symname) | 738 | static int is_percpu_sym(ElfW(Sym) *sym, const char *symname) |
731 | { | 739 | { |
732 | return (sym->st_shndx == per_cpu_shndx) && | 740 | return (sym->st_shndx == per_cpu_shndx) && |
733 | strcmp(symname, "__init_begin"); | 741 | strcmp(symname, "__init_begin") && |
742 | strcmp(symname, "__per_cpu_load") && | ||
743 | strncmp(symname, "init_per_cpu_", 13); | ||
734 | } | 744 | } |
735 | 745 | ||
736 | 746 | ||