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m68k: switch to saner kernel_execve() semantics

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Acked-by: Greg Ungerer <gerg@uclinux.org>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2012-10-11 10:45:05 -04:00
parent ddffeb8c4d
commit fea8221049
3 changed files with 1 additions and 8 deletions
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1
arch/m68k/Kconfig
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@ -16,6 +16,7 @@ config M68K
select ARCH_WANT_IPC_PARSE_VERSION
select ARCH_USES_GETTIMEOFFSET if MMU && !COLDFIRE
select GENERIC_KERNEL_THREAD
select GENERIC_KERNEL_EXECVE
select HAVE_MOD_ARCH_SPECIFIC
select MODULES_USE_ELF_REL
select MODULES_USE_ELF_RELA

1
arch/m68k/include/asm/unistd.h
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@ -383,7 +383,6 @@
#define __ARCH_WANT_SYS_RT_SIGACTION
#define __ARCH_WANT_SYS_RT_SIGSUSPEND
#define __ARCH_WANT_SYS_EXECVE
#define __ARCH_WANT_KERNEL_EXECVE
/*
* "Conditional" syscalls

7
arch/m68k/kernel/entry.S
View File

@ -115,16 +115,9 @@ ENTRY(ret_from_kernel_thread)
| a3 contains the kernel thread payload, d7 - its argument
movel %d1,%sp@-
jsr schedule_tail
GET_CURRENT(%d0)
movel %d7,(%sp)
jsr %a3@
addql #4,%sp
movel %d0,(%sp)
jra sys_exit
ENTRY(ret_from_kernel_execve)
movel 4(%sp), %sp
GET_CURRENT(%d0)
jra ret_from_exception
#if defined(CONFIG_COLDFIRE) || !defined(CONFIG_MMU)