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authorAl Viro <viro@zeniv.linux.org.uk>2012-10-22 22:34:11 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2012-11-28 22:13:44 -0500
commit1d4b4b2994b5fc208963c0b795291f8c1f18becf (patch)
treebefe27a3e2abc333b5bd81ee7381e4c5541f543f /arch/x86/um
parent71613c3b871c5a9f27cc48f124251bcd3aa23be1 (diff)
x86, um: switch to generic fork/vfork/clone
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/x86/um')
-rw-r--r--arch/x86/um/Kconfig1
-rw-r--r--arch/x86/um/sys_call_table_32.c3
-rw-r--r--arch/x86/um/syscalls_32.c15
3 files changed, 1 insertions, 18 deletions
diff --git a/arch/x86/um/Kconfig b/arch/x86/um/Kconfig
index 07611759ce3..8f51c39750d 100644
--- a/arch/x86/um/Kconfig
+++ b/arch/x86/um/Kconfig
@@ -25,6 +25,7 @@ config X86_32
select HAVE_AOUT
select ARCH_WANT_IPC_PARSE_VERSION
select MODULES_USE_ELF_REL
+ select CLONE_BACKWARDS
config X86_64
def_bool 64BIT
diff --git a/arch/x86/um/sys_call_table_32.c b/arch/x86/um/sys_call_table_32.c
index 232e60504b3..812e98c098e 100644
--- a/arch/x86/um/sys_call_table_32.c
+++ b/arch/x86/um/sys_call_table_32.c
@@ -24,13 +24,10 @@
#define old_mmap sys_old_mmap
-#define ptregs_fork sys_fork
#define ptregs_iopl sys_iopl
#define ptregs_vm86old sys_vm86old
-#define ptregs_clone i386_clone
#define ptregs_vm86 sys_vm86
#define ptregs_sigaltstack sys_sigaltstack
-#define ptregs_vfork sys_vfork
#define __SYSCALL_I386(nr, sym, compat) extern asmlinkage void sym(void) ;
#include <asm/syscalls_32.h>
diff --git a/arch/x86/um/syscalls_32.c b/arch/x86/um/syscalls_32.c
index db444c7218f..e8bcea99acd 100644
--- a/arch/x86/um/syscalls_32.c
+++ b/arch/x86/um/syscalls_32.c
@@ -6,21 +6,6 @@
#include <linux/syscalls.h>
#include <sysdep/syscalls.h>
-/*
- * The prototype on i386 is:
- *
- * int clone(int flags, void * child_stack, int * parent_tidptr, struct user_desc * newtls
- *
- * and the "newtls" arg. on i386 is read by copy_thread directly from the
- * register saved on the stack.
- */
-long i386_clone(unsigned long clone_flags, unsigned long newsp,
- int __user *parent_tid, void *newtls, int __user *child_tid)
-{
- return sys_clone(clone_flags, newsp, parent_tid, child_tid);
-}
-
-
long sys_sigaction(int sig, const struct old_sigaction __user *act,
struct old_sigaction __user *oact)
{