diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/m68k/vfork.S')
| -rw-r--r-- | sysdeps/unix/sysv/linux/m68k/vfork.S | 22 |
1 files changed, 1 insertions, 21 deletions
diff --git a/sysdeps/unix/sysv/linux/m68k/vfork.S b/sysdeps/unix/sysv/linux/m68k/vfork.S index 1625a7b7a0..014e91159a 100644 --- a/sysdeps/unix/sysv/linux/m68k/vfork.S +++ b/sysdeps/unix/sysv/linux/m68k/vfork.S @@ -1,4 +1,4 @@ -/* Copyright (C) 1999-2016 Free Software Foundation, Inc. +/* Copyright (C) 1999-2018 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Andreas Schwab <schwab@gnu.org>. @@ -28,18 +28,6 @@ ENTRY (__vfork) - /* Save the TCB-cached PID away in %d1, and then negate the TCB - field. But if it's zero, set it to 0x80000000 instead. See - raise.c for the logic that relies on this value. */ - jbsr __m68k_read_tp@PLTPC - movel %a0, %a1 - movel PID_OFFSET(%a1), %d0 - movel %d0, %d1 - negl %d0 - jne 1f - movel #0x80000000, %d0 -1: movel %d0, PID_OFFSET(%a1) - /* Pop the return PC value into A0. */ movel %sp@+, %a0 cfi_adjust_cfa_offset (-4) @@ -49,14 +37,6 @@ ENTRY (__vfork) movel #SYS_ify (vfork), %d0 trap #0 - /* Restore the original value of the TCB cache of the PID, if we're - the parent. But in the child (syscall return value equals zero), - leave things as they are. */ - tstl %d0 - jeq 1f - movel %d1, PID_OFFSET(%a1) -1: - tstl %d0 jmi .Lerror /* Branch forward if it failed. */ |