diff options
Diffstat (limited to 'include/asm-x86/elf.h')
| -rw-r--r-- | include/asm-x86/elf.h | 23 |
1 files changed, 14 insertions, 9 deletions
diff --git a/include/asm-x86/elf.h b/include/asm-x86/elf.h index 70edff2d5671..60f5101d9483 100644 --- a/include/asm-x86/elf.h +++ b/include/asm-x86/elf.h @@ -74,17 +74,19 @@ typedef struct user_fxsr_struct elf_fpxregset_t; #ifdef __KERNEL__ +/* + * This is used to ensure we don't load something for the wrong architecture. + */ +#define elf_check_arch_ia32(x) \ + (((x)->e_machine == EM_386) || ((x)->e_machine == EM_486)) + #ifdef CONFIG_X86_32 #include <asm/processor.h> #include <asm/system.h> /* for savesegment */ #include <asm/desc.h> #include <asm/vdso.h> -/* - * This is used to ensure we don't load something for the wrong architecture. - */ -#define elf_check_arch(x) \ - (((x)->e_machine == EM_386) || ((x)->e_machine == EM_486)) +#define elf_check_arch(x) elf_check_arch_ia32(x) /* SVR4/i386 ABI (pages 3-31, 3-32) says that when the program starts %edx contains a pointer to a function which might be registered using `atexit'. @@ -247,10 +249,6 @@ extern int dump_task_extended_fpu (struct task_struct *, #define ELF_CORE_XFPREG_TYPE NT_PRXFPREG #define VDSO_HIGH_BASE (__fix_to_virt(FIX_VDSO)) -#define VDSO_CURRENT_BASE ((unsigned long)current->mm->context.vdso) - -#define VDSO_ENTRY \ - ((unsigned long) VDSO32_SYMBOL(VDSO_CURRENT_BASE, vsyscall)) /* update AT_VECTOR_SIZE_ARCH if the number of NEW_AUX_ENT entries changes */ @@ -262,6 +260,8 @@ do if (vdso_enabled) { \ #else /* CONFIG_X86_32 */ +#define VDSO_HIGH_BASE 0xffffe000U /* CONFIG_COMPAT_VDSO address */ + /* 1GB for 64bit, 8MB for 32bit */ #define STACK_RND_MASK (test_thread_flag(TIF_IA32) ? 0x7ff : 0x3fffff) @@ -272,6 +272,11 @@ do if (vdso_enabled) { \ #endif /* !CONFIG_X86_32 */ +#define VDSO_CURRENT_BASE ((unsigned long)current->mm->context.vdso) + +#define VDSO_ENTRY \ + ((unsigned long) VDSO32_SYMBOL(VDSO_CURRENT_BASE, vsyscall)) + struct linux_binprm; #define ARCH_HAS_SETUP_ADDITIONAL_PAGES 1 |