diff options
Diffstat (limited to 'arch/x86_64/ia32/ia32_binfmt.c')
| -rw-r--r-- | arch/x86_64/ia32/ia32_binfmt.c | 24 |
1 files changed, 3 insertions, 21 deletions
diff --git a/arch/x86_64/ia32/ia32_binfmt.c b/arch/x86_64/ia32/ia32_binfmt.c index 2b760d0d9ce2..572b3b28772d 100644 --- a/arch/x86_64/ia32/ia32_binfmt.c +++ b/arch/x86_64/ia32/ia32_binfmt.c @@ -197,8 +197,7 @@ static inline void elf_core_copy_regs(elf_gregset_t *elfregs, struct pt_regs *re static inline int elf_core_copy_task_regs(struct task_struct *t, elf_gregset_t* elfregs) { - struct pt_regs *pp = (struct pt_regs *)(t->thread.rsp0); - --pp; + struct pt_regs *pp = task_pt_regs(t); ELF_CORE_COPY_REGS((*elfregs), pp); /* fix wrong segments */ (*elfregs)[7] = t->thread.ds; @@ -217,7 +216,7 @@ elf_core_copy_task_fpregs(struct task_struct *tsk, struct pt_regs *regs, elf_fpr if (!tsk_used_math(tsk)) return 0; if (!regs) - regs = ((struct pt_regs *)tsk->thread.rsp0) - 1; + regs = task_pt_regs(tsk); if (tsk == current) unlazy_fpu(tsk); set_fs(KERNEL_DS); @@ -233,7 +232,7 @@ elf_core_copy_task_fpregs(struct task_struct *tsk, struct pt_regs *regs, elf_fpr static inline int elf_core_copy_task_xfpregs(struct task_struct *t, elf_fpxregset_t *xfpu) { - struct pt_regs *regs = ((struct pt_regs *)(t->thread.rsp0))-1; + struct pt_regs *regs = task_pt_regs(t); if (!tsk_used_math(t)) return 0; if (t == current) @@ -294,8 +293,6 @@ int ia32_setup_arg_pages(struct linux_binprm *bprm, unsigned long stack_top, int } while(0) -#define elf_map elf32_map - #include <linux/module.h> MODULE_DESCRIPTION("Binary format loader for compatibility with IA32 ELF binaries."); @@ -391,21 +388,6 @@ int ia32_setup_arg_pages(struct linux_binprm *bprm, unsigned long stack_top, } EXPORT_SYMBOL(ia32_setup_arg_pages); -static unsigned long -elf32_map (struct file *filep, unsigned long addr, struct elf_phdr *eppnt, int prot, int type) -{ - unsigned long map_addr; - struct task_struct *me = current; - - down_write(&me->mm->mmap_sem); - map_addr = do_mmap(filep, ELF_PAGESTART(addr), - eppnt->p_filesz + ELF_PAGEOFFSET(eppnt->p_vaddr), prot, - type, - eppnt->p_offset - ELF_PAGEOFFSET(eppnt->p_vaddr)); - up_write(&me->mm->mmap_sem); - return(map_addr); -} - #ifdef CONFIG_SYSCTL /* Register vsyscall32 into the ABI table */ #include <linux/sysctl.h> |