diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/x86_64/clone.S')
| -rw-r--r-- | sysdeps/unix/sysv/linux/x86_64/clone.S | 20 |
1 files changed, 4 insertions, 16 deletions
diff --git a/sysdeps/unix/sysv/linux/x86_64/clone.S b/sysdeps/unix/sysv/linux/x86_64/clone.S index 382568a3e9..34bebe0c00 100644 --- a/sysdeps/unix/sysv/linux/x86_64/clone.S +++ b/sysdeps/unix/sysv/linux/x86_64/clone.S @@ -1,4 +1,4 @@ -/* Copyright (C) 2001-2016 Free Software Foundation, Inc. +/* Copyright (C) 2001-2018 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -23,9 +23,6 @@ #include <bits/errno.h> #include <asm-syntax.h> -#define CLONE_VM 0x00000100 -#define CLONE_THREAD 0x00010000 - /* The userland implementation is: int clone (int (*fn)(void *arg), void *child_stack, int flags, void *arg), the kernel entry is: @@ -92,27 +89,18 @@ L(thread_start): the outermost frame obviously. */ xorl %ebp, %ebp - testq $CLONE_THREAD, %rdi - jne 1f - testq $CLONE_VM, %rdi - movl $-1, %eax - jne 2f - movl $SYS_ify(getpid), %eax - syscall -2: movl %eax, %fs:PID - movl %eax, %fs:TID -1: - /* Set up arguments for the function call. */ popq %rax /* Function to call. */ popq %rdi /* Argument. */ call *%rax /* Call exit with return value from function call. */ movq %rax, %rdi - call HIDDEN_JUMPTARGET (_exit) + movl $SYS_ify(exit), %eax + syscall cfi_endproc; cfi_startproc; PSEUDO_END (__clone) +libc_hidden_def (__clone) weak_alias (__clone, clone) |