patch-2.3.7 linux/arch/arm/kernel/sys_arm.c

• Lines: 36
• Date: Thu Jun 17 01:11:35 1999
• Orig file: v2.3.6/linux/arch/arm/kernel/sys_arm.c
• Orig date: Sat May 8 11:14:01 1999

diff -u --recursive --new-file v2.3.6/linux/arch/arm/kernel/sys_arm.c linux/arch/arm/kernel/sys_arm.c
@@ -223,13 +223,7 @@
  */
 asmlinkage int sys_fork(struct pt_regs *regs)
 {
-	int ret;
-
-	lock_kernel();
-	ret = do_fork(SIGCHLD, regs->ARM_sp, regs);
-	unlock_kernel();
-
-	return ret;
+	return do_fork(SIGCHLD, regs->ARM_sp, regs);
 }
 
 /* Clone a task - this clones the calling program thread.
@@ -237,14 +231,14 @@
  */
 asmlinkage int sys_clone(unsigned long clone_flags, unsigned long newsp, struct pt_regs *regs)
 {
-	int ret;
-
-	lock_kernel();
 	if (!newsp)
 		newsp = regs->ARM_sp;
-	ret = do_fork(clone_flags, newsp, regs);
-	unlock_kernel();
-	return ret;
+	return do_fork(clone_flags, newsp, regs);
+}
+
+asmlinkage int sys_vfork(struct pt_regs *regs)
+{
+	return do_fork(CLONE_VFORK | CLONE_VM | SIGCHLD, regs->ARM_sp, regs);
 }
 
 /* sys_execve() executes a new program.