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-rw-r--r--arch/x86/tools/relocs.c20
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 */
730static int is_percpu_sym(ElfW(Sym) *sym, const char *symname) 738static 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