diff options
author | Roland McGrath <roland@redhat.com> | 2008-01-02 17:03:11 -0800 |
---|---|---|
committer | Paul Mackerras <paulus@samba.org> | 2008-02-07 20:40:18 +1100 |
commit | 01e31dbabc020bf82e7e5359c031a550daafb8ff (patch) | |
tree | 0767caaf88e46570c393c7a63e5f8552355da334 /arch/powerpc/kernel | |
parent | 819703872d5955b2e764c3fd9243ba9fa1a6875a (diff) | |
download | op-kernel-dev-01e31dbabc020bf82e7e5359c031a550daafb8ff.zip op-kernel-dev-01e31dbabc020bf82e7e5359c031a550daafb8ff.tar.gz |
[POWERPC] Switch to generic compat_binfmt_elf code
This switches the CONFIG_PPC64 support for 32-bit ELF to use the
generic fs/compat_binfmt_elf.c implementation instead of our own
binfmt_elf32.c. Since so much is the same between 32/64, there is
only one macro we have to define to make the generic support work out
of the box.
Signed-off-by: Roland McGrath <roland@redhat.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>
Diffstat (limited to 'arch/powerpc/kernel')
-rw-r--r-- | arch/powerpc/kernel/Makefile | 2 | ||||
-rw-r--r-- | arch/powerpc/kernel/binfmt_elf32.c | 69 |
2 files changed, 1 insertions, 70 deletions
diff --git a/arch/powerpc/kernel/Makefile b/arch/powerpc/kernel/Makefile index ac07112..0662ae4 100644 --- a/arch/powerpc/kernel/Makefile +++ b/arch/powerpc/kernel/Makefile @@ -17,7 +17,7 @@ obj-y := semaphore.o cputable.o ptrace.o syscalls.o \ init_task.o process.o systbl.o idle.o \ signal.o obj-y += vdso32/ -obj-$(CONFIG_PPC64) += setup_64.o binfmt_elf32.o sys_ppc32.o \ +obj-$(CONFIG_PPC64) += setup_64.o sys_ppc32.o \ signal_64.o ptrace32.o \ paca.o cpu_setup_ppc970.o \ cpu_setup_pa6t.o \ diff --git a/arch/powerpc/kernel/binfmt_elf32.c b/arch/powerpc/kernel/binfmt_elf32.c deleted file mode 100644 index 1d45d77..0000000 --- a/arch/powerpc/kernel/binfmt_elf32.c +++ /dev/null @@ -1,69 +0,0 @@ -/* - * binfmt_elf32.c: Support 32-bit PPC ELF binaries on Power3 and followons. - * based on the SPARC64 version. - * Copyright (C) 1995, 1996, 1997, 1998 David S. Miller (davem@redhat.com) - * Copyright (C) 1995, 1996, 1997, 1998 Jakub Jelinek (jj@ultra.linux.cz) - * - * Copyright (C) 2000,2001 Ken Aaker (kdaaker@rchland.vnet.ibm.com), IBM Corp - * Copyright (C) 2001 Anton Blanchard (anton@au.ibm.com), IBM - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - */ - -#include <asm/processor.h> -#include <linux/module.h> -#include <linux/compat.h> -#include <linux/elfcore-compat.h> - -#undef ELF_ARCH -#undef ELF_CLASS -#define ELF_CLASS ELFCLASS32 -#define ELF_ARCH EM_PPC - -#undef elfhdr -#undef elf_phdr -#undef elf_note -#undef elf_addr_t -#define elfhdr elf32_hdr -#define elf_phdr elf32_phdr -#define elf_note elf32_note -#define elf_addr_t Elf32_Off - -#define elf_prstatus compat_elf_prstatus -#define elf_prpsinfo compat_elf_prpsinfo - -#define elf_core_copy_regs compat_elf_core_copy_regs -static inline void compat_elf_core_copy_regs(compat_elf_gregset_t *elf_regs, - struct pt_regs *regs) -{ - PPC_ELF_CORE_COPY_REGS((*elf_regs), regs); -} - -#define elf_core_copy_task_regs compat_elf_core_copy_task_regs -static int compat_elf_core_copy_task_regs(struct task_struct *tsk, - compat_elf_gregset_t *elf_regs) -{ - struct pt_regs *regs = tsk->thread.regs; - if (regs) - compat_elf_core_copy_regs(elf_regs, regs); - return 1; -} - -#include <linux/time.h> - -#undef cputime_to_timeval -#define cputime_to_timeval cputime_to_compat_timeval -static __inline__ void -cputime_to_compat_timeval(const cputime_t cputime, struct compat_timeval *value) -{ - unsigned long jiffies = cputime_to_jiffies(cputime); - value->tv_usec = (jiffies % HZ) * (1000000L / HZ); - value->tv_sec = jiffies / HZ; -} - -#define init_elf_binfmt init_elf32_binfmt - -#include "../../../fs/binfmt_elf.c" |