--- /dev/null
+nptl: remove duplicate vfork() in libpthread
+
+Automatic patching via two oneliners by Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>:
+sed -i -e 's/[[:space:]]pt-vfork\.[csS]//' $(git grep -l pt-vfork libpthread/nptl/sysdeps)
+find libpthread/nptl -name "*pt-vfork*" -exec git rm {} \;
+
+Reported-By: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
+Signed-off-by: Waldemar Brodkorb <wbx@openadk.org>
+---
+ .../nptl/sysdeps/unix/sysv/linux/alpha/pt-vfork.S | 43 --------------
+ .../nptl/sysdeps/unix/sysv/linux/arm/Makefile.arch | 2 +-
+ .../nptl/sysdeps/unix/sysv/linux/arm/pt-vfork.S | 38 ------------
+ .../sysdeps/unix/sysv/linux/i386/Makefile.arch | 2 +-
+ .../nptl/sysdeps/unix/sysv/linux/i386/pt-vfork.S | 68 ----------------------
+ .../sysdeps/unix/sysv/linux/mips/Makefile.arch | 2 +-
+ .../nptl/sysdeps/unix/sysv/linux/mips/pt-vfork.S | 38 ------------
+ .../sysdeps/unix/sysv/linux/powerpc/Makefile.arch | 2 +-
+ .../unix/sysv/linux/powerpc/powerpc32/pt-vfork.S | 49 ----------------
+ .../unix/sysv/linux/powerpc/powerpc64/pt-vfork.S | 49 ----------------
+ .../sysdeps/unix/sysv/linux/powerpc/pt-vfork.S | 5 --
+ .../nptl/sysdeps/unix/sysv/linux/sh/Makefile.arch | 2 +-
+ .../nptl/sysdeps/unix/sysv/linux/sh/pt-vfork.S | 65 ---------------------
+ .../sysdeps/unix/sysv/linux/sparc/Makefile.arch | 2 +-
+ .../nptl/sysdeps/unix/sysv/linux/sparc/pt-vfork.S | 5 --
+ .../unix/sysv/linux/sparc/sparc32/pt-vfork.S | 45 --------------
+ .../unix/sysv/linux/sparc/sparc64/pt-vfork.S | 45 --------------
+ .../sysdeps/unix/sysv/linux/x86_64/Makefile.arch | 2 +-
+ .../nptl/sysdeps/unix/sysv/linux/x86_64/pt-vfork.S | 33 -----------
+ 19 files changed, 7 insertions(+), 490 deletions(-)
+ delete mode 100644 libpthread/nptl/sysdeps/unix/sysv/linux/alpha/pt-vfork.S
+ delete mode 100644 libpthread/nptl/sysdeps/unix/sysv/linux/arm/pt-vfork.S
+ delete mode 100644 libpthread/nptl/sysdeps/unix/sysv/linux/i386/pt-vfork.S
+ delete mode 100644 libpthread/nptl/sysdeps/unix/sysv/linux/mips/pt-vfork.S
+ delete mode 100644 libpthread/nptl/sysdeps/unix/sysv/linux/powerpc/powerpc32/pt-vfork.S
+ delete mode 100644 libpthread/nptl/sysdeps/unix/sysv/linux/powerpc/powerpc64/pt-vfork.S
+ delete mode 100644 libpthread/nptl/sysdeps/unix/sysv/linux/powerpc/pt-vfork.S
+ delete mode 100644 libpthread/nptl/sysdeps/unix/sysv/linux/sh/pt-vfork.S
+ delete mode 100644 libpthread/nptl/sysdeps/unix/sysv/linux/sparc/pt-vfork.S
+ delete mode 100644 libpthread/nptl/sysdeps/unix/sysv/linux/sparc/sparc32/pt-vfork.S
+ delete mode 100644 libpthread/nptl/sysdeps/unix/sysv/linux/sparc/sparc64/pt-vfork.S
+ delete mode 100644 libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pt-vfork.S
+
+diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/alpha/pt-vfork.S b/libpthread/nptl/sysdeps/unix/sysv/linux/alpha/pt-vfork.S
+deleted file mode 100644
+index ec5d175..0000000
+--- a/libpthread/nptl/sysdeps/unix/sysv/linux/alpha/pt-vfork.S
++++ /dev/null
+@@ -1,43 +0,0 @@
+-/* Copyright (C) 2003, 2004 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
+- modify it under the terms of the GNU Lesser General Public
+- License as published by the Free Software Foundation; either
+- version 2.1 of the License, or (at your option) any later version.
+-
+- The GNU C Library is distributed in the hope that it will be useful,
+- but WITHOUT ANY WARRANTY; without even the implied warranty of
+- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+- Lesser General Public License for more details.
+-
+- You should have received a copy of the GNU Lesser General Public
+- License along with the GNU C Library; if not, write to the Free
+- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+- 02111-1307 USA. */
+-
+-#include <sysdep.h>
+-#include <tcb-offsets.h>
+-
+-#undef PSEUDO_PREPARE_ARGS
+-#define PSEUDO_PREPARE_ARGS \
+- /* Load the current cached pid value across the vfork. */ \
+- rduniq; \
+- ldl a2, PID_OFFSET(v0); \
+- mov v0, a1; \
+- /* Write back its negation, to indicate that the pid value is \
+- uninitialized in the the child, and in the window between \
+- here and the point at which we restore the value. */ \
+- negl a2, t0; \
+- stl t0, PID_OFFSET(v0);
+-
+-PSEUDO (__vfork, vfork, 0)
+-
+- /* If we're back in the parent, restore the saved pid. */
+- beq v0, 1f
+- stl a2, PID_OFFSET(a1)
+-1: ret
+-
+-PSEUDO_END (__vfork)
+-
+-weak_alias (__vfork, vfork)
+diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/arm/Makefile.arch b/libpthread/nptl/sysdeps/unix/sysv/linux/arm/Makefile.arch
+index 329d8a9..1b0282d 100644
+--- a/libpthread/nptl/sysdeps/unix/sysv/linux/arm/Makefile.arch
++++ b/libpthread/nptl/sysdeps/unix/sysv/linux/arm/Makefile.arch
+@@ -5,7 +5,7 @@
+ # Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
+ #
+
+-libpthread_linux_arch_SSRC = pt-vfork.S
++libpthread_linux_arch_SSRC =
+ libpthread_linux_arch_CSRC = pthread_once.c \
+ pt-__syscall_rt_sigaction.c pt-__syscall_error.c \
+ lowlevellock.c
+diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/arm/pt-vfork.S b/libpthread/nptl/sysdeps/unix/sysv/linux/arm/pt-vfork.S
+deleted file mode 100644
+index 9764e9e..0000000
+--- a/libpthread/nptl/sysdeps/unix/sysv/linux/arm/pt-vfork.S
++++ /dev/null
+@@ -1,38 +0,0 @@
+-/* Copyright (C) 2005 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
+- modify it under the terms of the GNU Lesser General Public
+- License as published by the Free Software Foundation; either
+- version 2.1 of the License, or (at your option) any later version.
+-
+- The GNU C Library is distributed in the hope that it will be useful,
+- but WITHOUT ANY WARRANTY; without even the implied warranty of
+- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+- Lesser General Public License for more details.
+-
+- You should have received a copy of the GNU Lesser General Public
+- License along with the GNU C Library; if not, write to the Free
+- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+- 02111-1307 USA. */
+-
+-#include <tcb-offsets.h>
+-
+-/* Save the PID value. */
+-#define SAVE_PID \
+- str lr, [sp, #-4]!; /* Save LR. */ \
+- mov r0, #0xffff0fff; /* Point to the high page. */ \
+- mov lr, pc; /* Save our return address. */ \
+- sub pc, r0, #31; /* Jump to the TLS entry. */ \
+- ldr lr, [sp], #4; /* Restore LR. */ \
+- mov r2, r0; /* Save the TLS addr in r2. */ \
+- ldr r3, [r2, #PID_OFFSET]; /* Load the saved PID. */ \
+- rsb r0, r3, #0; /* Negate it. */ \
+- str r0, [r2, #PID_OFFSET] /* Store the temporary PID. */
+-
+-/* Restore the old PID value in the parent. */
+-#define RESTORE_PID \
+- cmp r0, #0; /* If we are the parent... */ \
+- strne r3, [r2, #PID_OFFSET] /* ... restore the saved PID. */
+-
+-#INCLUDE <../../../../../../../LIBC/SYSDEPS/LINUX/ARM/VFORK.S>
+diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/i386/Makefile.arch b/libpthread/nptl/sysdeps/unix/sysv/linux/i386/Makefile.arch
+index 9a34595..98e2ae7 100644
+--- a/libpthread/nptl/sysdeps/unix/sysv/linux/i386/Makefile.arch
++++ b/libpthread/nptl/sysdeps/unix/sysv/linux/i386/Makefile.arch
+@@ -5,7 +5,7 @@
+ # Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
+ #
+
+-libpthread_linux_arch_SSRC = pt-vfork.S clone.S pthread_spin_unlock.S pthread_once.S
++libpthread_linux_arch_SSRC = clone.S pthread_spin_unlock.S pthread_once.S
+ libpthread_linux_arch_CSRC = pthread_spin_init.c pt-__syscall_error.c
+
+ libc_linux_arch_CSRC = fork.c
+diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/i386/pt-vfork.S b/libpthread/nptl/sysdeps/unix/sysv/linux/i386/pt-vfork.S
+deleted file mode 100644
+index aff926a..0000000
+--- a/libpthread/nptl/sysdeps/unix/sysv/linux/i386/pt-vfork.S
++++ /dev/null
+@@ -1,68 +0,0 @@
+-/* Copyright (C) 1999, 2002, 2004 Free Software Foundation, Inc.
+- This file is part of the GNU C Library.
+- Contributed by Andreas Schwab <schwab@gnu.org>.
+-
+- The GNU C Library is free software; you can redistribute it and/or
+- modify it under the terms of the GNU Lesser General Public
+- License as published by the Free Software Foundation; either
+- version 2.1 of the License, or (at your option) any later version.
+-
+- The GNU C Library is distributed in the hope that it will be useful,
+- but WITHOUT ANY WARRANTY; without even the implied warranty of
+- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+- Lesser General Public License for more details.
+-
+- You should have received a copy of the GNU Lesser General Public
+- License along with the GNU C Library; if not, write to the Free
+- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+- 02111-1307 USA. */
+-
+-#include <sysdep.h>
+-#define _ERRNO_H 1
+-#include <bits/errno.h>
+-#include <bits/kernel-features.h>
+-#include <tcb-offsets.h>
+-
+-/* Save the PID value. */
+-#define SAVE_PID \
+- movl %gs:PID, %edx; \
+- movl %edx, %eax; \
+- negl %eax; \
+- movl %eax, %gs:PID
+-
+-/* Restore the old PID value in the parent. */
+-#define RESTORE_PID \
+- testl %eax, %eax; \
+- je 1f; \
+- movl %edx, %gs:PID; \
+-1:
+-
+-/* Clone the calling process, but without copying the whole address space.
+- The calling process is suspended until the new process exits or is
+- replaced by a call to `execve'. Return -1 for errors, 0 to the new process,
+- and the process ID of the new process to the old process. */
+-
+-ENTRY (__vfork)
+- /* Pop the return PC value into ECX. */
+- popl %ecx
+-
+- SAVE_PID
+-
+- /* Stuff the syscall number in EAX and enter into the kernel. */
+- movl $SYS_ify (vfork), %eax
+- int $0x80
+-
+- RESTORE_PID
+-
+- /* Jump to the return PC. Don't jump directly since this
+- disturbs the branch target cache. Instead push the return
+- address back on the stack. */
+- pushl %ecx
+-
+- cmpl $-4095, %eax
+- jae SYSCALL_ERROR_LABEL /* Branch forward if it failed. */
+-L(pseudo_end):
+- ret
+-PSEUDO_END (__vfork)
+-
+-weak_alias (__vfork, vfork)
+diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/mips/Makefile.arch b/libpthread/nptl/sysdeps/unix/sysv/linux/mips/Makefile.arch
+index fc26a8e..cfe2861 100644
+--- a/libpthread/nptl/sysdeps/unix/sysv/linux/mips/Makefile.arch
++++ b/libpthread/nptl/sysdeps/unix/sysv/linux/mips/Makefile.arch
+@@ -5,7 +5,7 @@
+ # Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
+ #
+
+-libpthread_linux_arch_SSRC = pt-vfork.S clone.S
++libpthread_linux_arch_SSRC = clone.S
+ libpthread_linux_arch_CSRC = pthread_once.c pt-__syscall_rt_sigaction.c
+
+ libc_linux_arch_CSRC = fork.c
+diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/mips/pt-vfork.S b/libpthread/nptl/sysdeps/unix/sysv/linux/mips/pt-vfork.S
+deleted file mode 100644
+index c02ffca..0000000
+--- a/libpthread/nptl/sysdeps/unix/sysv/linux/mips/pt-vfork.S
++++ /dev/null
+@@ -1,38 +0,0 @@
+-/* Copyright (C) 2005 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
+- modify it under the terms of the GNU Lesser General Public
+- License as published by the Free Software Foundation; either
+- version 2.1 of the License, or (at your option) any later version.
+-
+- The GNU C Library is distributed in the hope that it will be useful,
+- but WITHOUT ANY WARRANTY; without even the implied warranty of
+- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+- Lesser General Public License for more details.
+-
+- You should have received a copy of the GNU Lesser General Public
+- License along with the GNU C Library; if not, write to the Free
+- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+- 02111-1307 USA. */
+-
+-#include <features.h>
+-#include <tls.h>
+-
+-/* Save the PID value. */
+-#define SAVE_PID \
+- READ_THREAD_POINTER(v1); /* Get the thread pointer. */ \
+- lw a2, PID_OFFSET(v1); /* Load the saved PID. */ \
+- subu a2, $0, a2; /* Negate it. */ \
+- sw a2, PID_OFFSET(v1); /* Store the temporary PID. */
+-
+-/* Restore the old PID value in the parent. */
+-#define RESTORE_PID \
+- beqz v0, 1f; /* If we are the parent... */ \
+- READ_THREAD_POINTER(v1); /* Get the thread pointer. */ \
+- lw a2, PID_OFFSET(v1); /* Load the saved PID. */ \
+- subu a2, $0, a2; /* Re-negate it. */ \
+- sw a2, PID_OFFSET(v1); /* Restore the PID. */ \
+-1:
+-
+-#include <../../../../../../../libc/sysdeps/linux/mips/vfork.S>
+diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/powerpc/Makefile.arch b/libpthread/nptl/sysdeps/unix/sysv/linux/powerpc/Makefile.arch
+index 8581aea..0aa285e 100644
+--- a/libpthread/nptl/sysdeps/unix/sysv/linux/powerpc/Makefile.arch
++++ b/libpthread/nptl/sysdeps/unix/sysv/linux/powerpc/Makefile.arch
+@@ -5,7 +5,7 @@
+ # Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
+ #
+
+-libpthread_linux_arch_SSRC = pt-vfork.S
++libpthread_linux_arch_SSRC =
+ libpthread_linux_arch_CSRC = pthread_once.c pt-__syscall_error.c
+
+ libc_linux_arch_CSRC = fork.c
+diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/powerpc/powerpc32/pt-vfork.S b/libpthread/nptl/sysdeps/unix/sysv/linux/powerpc/powerpc32/pt-vfork.S
+deleted file mode 100644
+index 61651fd..0000000
+--- a/libpthread/nptl/sysdeps/unix/sysv/linux/powerpc/powerpc32/pt-vfork.S
++++ /dev/null
+@@ -1,49 +0,0 @@
+-/* Copyright (C) 2004 Free Software Foundation, Inc.
+- This file is part of the GNU C Library.
+- Contributed by Jakub Jelinek <jakub@redhat.com>, 2004.
+-
+- The GNU C Library is free software; you can redistribute it and/or
+- modify it under the terms of the GNU Lesser General Public
+- License as published by the Free Software Foundation; either
+- version 2.1 of the License, or (at your option) any later version.
+-
+- The GNU C Library is distributed in the hope that it will be useful,
+- but WITHOUT ANY WARRANTY; without even the implied warranty of
+- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+- Lesser General Public License for more details.
+-
+- You should have received a copy of the GNU Lesser General Public
+- License along with the GNU C Library; if not, write to the Free
+- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+- 02111-1307 USA. */
+-
+-#include <sysdep.h>
+-#define _ERRNO_H 1
+-#include <bits/errno.h>
+-#include <bits/kernel-features.h>
+-#include <tcb-offsets.h>
+-
+-/* Clone the calling process, but without copying the whole address space.
+- The calling process is suspended until the new process exits or is
+- replaced by a call to `execve'. Return -1 for errors, 0 to the new process,
+- and the process ID of the new process to the old process. */
+-
+-ENTRY (__vfork)
+- lwz 0,PID(2)
+- neg 0,0
+- stw 0,PID(2)
+-
+- DO_CALL (SYS_ify (vfork))
+-
+- cmpwi 1,3,0
+- beqlr- 1
+-
+- lwz 0,PID(2)
+- neg 0,0
+- stw 0,PID(2)
+-
+- PSEUDO_RET
+-
+-PSEUDO_END (__vfork)
+-
+-weak_alias (__vfork, vfork)
+diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/powerpc/powerpc64/pt-vfork.S b/libpthread/nptl/sysdeps/unix/sysv/linux/powerpc/powerpc64/pt-vfork.S
+deleted file mode 100644
+index e5b7b53..0000000
+--- a/libpthread/nptl/sysdeps/unix/sysv/linux/powerpc/powerpc64/pt-vfork.S
++++ /dev/null
+@@ -1,49 +0,0 @@
+-/* Copyright (C) 2004 Free Software Foundation, Inc.
+- This file is part of the GNU C Library.
+- Contributed by Jakub Jelinek <jakub@redhat.com>, 2004.
+-
+- The GNU C Library is free software; you can redistribute it and/or
+- modify it under the terms of the GNU Lesser General Public
+- License as published by the Free Software Foundation; either
+- version 2.1 of the License, or (at your option) any later version.
+-
+- The GNU C Library is distributed in the hope that it will be useful,
+- but WITHOUT ANY WARRANTY; without even the implied warranty of
+- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+- Lesser General Public License for more details.
+-
+- You should have received a copy of the GNU Lesser General Public
+- License along with the GNU C Library; if not, write to the Free
+- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+- 02111-1307 USA. */
+-
+-#include <sysdep.h>
+-#define _ERRNO_H 1
+-#include <bits/errno.h>
+-#include <bits/kernel-features.h>
+-#include <tcb-offsets.h>
+-
+-/* Clone the calling process, but without copying the whole address space.
+- The calling process is suspended until the new process exits or is
+- replaced by a call to `execve'. Return -1 for errors, 0 to the new process,
+- and the process ID of the new process to the old process. */
+-
+-ENTRY (__vfork)
+- lwz 0,PID(13)
+- neg 0,0
+- stw 0,PID(13)
+-
+- DO_CALL (SYS_ify (vfork))
+-
+- cmpwi 1,3,0
+- beqlr- 1
+-
+- lwz 0,PID(13)
+- neg 0,0
+- stw 0,PID(13)
+-
+- PSEUDO_RET
+-
+-PSEUDO_END (__vfork)
+-
+-weak_alias (__vfork, vfork)
+diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/powerpc/pt-vfork.S b/libpthread/nptl/sysdeps/unix/sysv/linux/powerpc/pt-vfork.S
+deleted file mode 100644
+index 0225219..0000000
+--- a/libpthread/nptl/sysdeps/unix/sysv/linux/powerpc/pt-vfork.S
++++ /dev/null
+@@ -1,5 +0,0 @@
+-#if defined __powerpc64__
+-# include "powerpc64/pt-vfork.S"
+-#else
+-# include "powerpc32/pt-vfork.S"
+-#endif
+diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/Makefile.arch b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/Makefile.arch
+index a8249e0..a0c008b 100644
+--- a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/Makefile.arch
++++ b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/Makefile.arch
+@@ -5,7 +5,7 @@
+ # Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
+ #
+
+-libpthread_linux_arch_SSRC = pt-vfork.S pthread_once.S pthread_rwlock_wrlock.S \
++libpthread_linux_arch_SSRC = pthread_once.S pthread_rwlock_wrlock.S \
+ pthread_rwlock_rdlock.S pthread_rwlock_unlock.S \
+ lowlevellock.S lowlevelrobustlock.S pthread_barrier_wait.S \
+ pthread_cond_broadcast.S pthread_cond_signal.S \
+diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pt-vfork.S b/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pt-vfork.S
+deleted file mode 100644
+index 54f2281..0000000
+--- a/libpthread/nptl/sysdeps/unix/sysv/linux/sh/pt-vfork.S
++++ /dev/null
+@@ -1,65 +0,0 @@
+-/* Copyright (C) 2003, 2004 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
+- modify it under the terms of the GNU Lesser General Public
+- License as published by the Free Software Foundation; either
+- version 2.1 of the License, or (at your option) any later version.
+-
+- The GNU C Library is distributed in the hope that it will be useful,
+- but WITHOUT ANY WARRANTY; without even the implied warranty of
+- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+- Lesser General Public License for more details.
+-
+- You should have received a copy of the GNU Lesser General Public
+- License along with the GNU C Library; if not, write to the Free
+- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+- 02111-1307 USA. */
+-
+-#include <sysdep.h>
+-#define _ERRNO_H 1
+-#include <bits/errno.h>
+-#include <tcb-offsets.h>
+-
+-/* Clone the calling process, but without copying the whole address space.
+- The calling process is suspended until the new process exits or is
+- replaced by a call to `execve'. Return -1 for errors, 0 to the new process,
+- and the process ID of the new process to the old process. */
+-
+-ENTRY (__vfork)
+- /* Save the PID value. */
+- stc gbr, r2
+- mov.w .L2, r0
+- mov.l @(r0,r2), r4
+- neg r4, r1
+- mov.l r1, @(r0,r2)
+-
+- mov.w .L1, r3
+- trapa #0x10
+- mov r0, r1
+-
+- /* Restore the old PID value in the parent. */
+- tst r0, r0
+- bt/s 2f
+- stc gbr, r2
+- mov.w .L2, r0
+- mov.l r4, @(r0,r2)
+- mov r1, r0
+-2:
+- mov #-12, r2
+- shad r2, r1
+- not r1, r1 // r1=0 means r0 = -1 to -4095
+- tst r1, r1 // i.e. error in linux
+- bf .Lpseudo_end
+- SYSCALL_ERROR_HANDLER
+-.Lpseudo_end:
+- rts
+- nop
+-.L1:
+- .word __NR_vfork
+-.L2:
+- .word PID - TLS_PRE_TCB_SIZE
+-
+-PSEUDO_END (__vfork)
+-
+-weak_alias (__vfork, vfork)
+diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/Makefile.arch b/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/Makefile.arch
+index 102c0da..8329885 100644
+--- a/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/Makefile.arch
++++ b/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/Makefile.arch
+@@ -5,7 +5,7 @@
+ # Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
+ #
+
+-libpthread_linux_arch_SSRC = pt-vfork.S clone.S
++libpthread_linux_arch_SSRC = clone.S
+ libpthread_linux_arch_CSRC = pthread_once.c lowlevellock.c \
+ pthread_barrier_init.c pthread_barrier_wait.c pthread_barrier_destroy.c \
+ pt-__syscall_error.c
+diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/pt-vfork.S b/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/pt-vfork.S
+deleted file mode 100644
+index e8705c5..0000000
+--- a/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/pt-vfork.S
++++ /dev/null
+@@ -1,5 +0,0 @@
+-#if defined(__arch64__)
+-#include "sparc64/pt-vfork.S"
+-#else
+-#include "sparc32/pt-vfork.S"
+-#endif
+diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/sparc32/pt-vfork.S b/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/sparc32/pt-vfork.S
+deleted file mode 100644
+index fb01242..0000000
+--- a/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/sparc32/pt-vfork.S
++++ /dev/null
+@@ -1,45 +0,0 @@
+-/* Copyright (C) 2004 Free Software Foundation, Inc.
+- This file is part of the GNU C Library.
+- Contributed by Jakub Jelinek <jakub@redhat.com>, 2004.
+-
+- The GNU C Library is free software; you can redistribute it and/or
+- modify it under the terms of the GNU Lesser General Public
+- License as published by the Free Software Foundation; either
+- version 2.1 of the License, or (at your option) any later version.
+-
+- The GNU C Library is distributed in the hope that it will be useful,
+- but WITHOUT ANY WARRANTY; without even the implied warranty of
+- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+- Lesser General Public License for more details.
+-
+- You should have received a copy of the GNU Lesser General Public
+- License along with the GNU C Library; if not, write to the Free
+- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+- 02111-1307 USA. */
+-
+-#include <sysdep.h>
+-#include <tcb-offsets.h>
+-
+- .text
+- .globl __syscall_error
+-ENTRY(__vfork)
+- ld [%g7 + PID], %o5
+- sub %g0, %o5, %o4
+- st %o4, [%g7 + PID]
+-
+- LOADSYSCALL(vfork)
+- ta 0x10
+- bcc 2f
+- mov %o7, %g1
+- st %o5, [%g7 + PID]
+- call __syscall_error
+- mov %g1, %o7
+-2: sub %o1, 1, %o1
+- andcc %o0, %o1, %o0
+- bne,a 1f
+- st %o5, [%g7 + PID]
+-1: retl
+- nop
+-END(__vfork)
+-
+-weak_alias (__vfork, vfork)
+diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/sparc64/pt-vfork.S b/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/sparc64/pt-vfork.S
+deleted file mode 100644
+index 8941043..0000000
+--- a/libpthread/nptl/sysdeps/unix/sysv/linux/sparc/sparc64/pt-vfork.S
++++ /dev/null
+@@ -1,45 +0,0 @@
+-/* Copyright (C) 2004 Free Software Foundation, Inc.
+- This file is part of the GNU C Library.
+- Contributed by Jakub Jelinek <jakub@redhat.com>, 2004.
+-
+- The GNU C Library is free software; you can redistribute it and/or
+- modify it under the terms of the GNU Lesser General Public
+- License as published by the Free Software Foundation; either
+- version 2.1 of the License, or (at your option) any later version.
+-
+- The GNU C Library is distributed in the hope that it will be useful,
+- but WITHOUT ANY WARRANTY; without even the implied warranty of
+- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+- Lesser General Public License for more details.
+-
+- You should have received a copy of the GNU Lesser General Public
+- License along with the GNU C Library; if not, write to the Free
+- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+- 02111-1307 USA. */
+-
+-#include <sysdep.h>
+-#include <tcb-offsets.h>
+-
+- .text
+- .globl __syscall_error
+-ENTRY(__vfork)
+- ld [%g7 + PID], %o5
+- sub %g0, %o5, %o4
+- st %o4, [%g7 + PID]
+-
+- LOADSYSCALL(vfork)
+- ta 0x6d
+- bcc,pt %xcc, 2f
+- mov %o7, %g1
+- st %o5, [%g7 + PID]
+- call __syscall_error
+- mov %g1, %o7
+-2: sub %o1, 1, %o1
+- andcc %o0, %o1, %o0
+- bne,a,pt %icc, 1f
+- st %o5, [%g7 + PID]
+-1: retl
+- nop
+-END(__vfork)
+-
+-weak_alias (__vfork, vfork)
+diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/Makefile.arch b/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/Makefile.arch
+index 71df986..10fa3cf 100644
+--- a/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/Makefile.arch
++++ b/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/Makefile.arch
+@@ -5,7 +5,7 @@
+ # Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
+ #
+
+-libpthread_linux_arch_SSRC = pt-vfork.S clone.S pthread_once.S \
++libpthread_linux_arch_SSRC = clone.S pthread_once.S \
+ lowlevellock.S pthread_barrier_wait.S pthread_cond_signal.S pthread_cond_broadcast.S \
+ sem_post.S sem_timedwait.S lowlevelrobustlock.S \
+ sem_trywait.S sem_wait.S pthread_rwlock_rdlock.S pthread_rwlock_wrlock.S \
+diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pt-vfork.S b/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pt-vfork.S
+deleted file mode 100644
+index df49496..0000000
+--- a/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pt-vfork.S
++++ /dev/null
+@@ -1,33 +0,0 @@
+-/* Copyright (C) 2004 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
+- modify it under the terms of the GNU Lesser General Public
+- License as published by the Free Software Foundation; either
+- version 2.1 of the License, or (at your option) any later version.
+-
+- The GNU C Library is distributed in the hope that it will be useful,
+- but WITHOUT ANY WARRANTY; without even the implied warranty of
+- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+- Lesser General Public License for more details.
+-
+- You should have received a copy of the GNU Lesser General Public
+- License along with the GNU C Library; if not, write to the Free
+- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+- 02111-1307 USA. */
+-
+-#include <tcb-offsets.h>
+-
+-#define SAVE_PID \
+- movl %fs:PID, %esi; \
+- movl %esi, %edx; \
+- negl %edx; \
+- movl %edx, %fs:PID
+-
+-#define RESTORE_PID \
+- testq %rax, %rax; \
+- je 1f; \
+- movl %esi, %fs:PID; \
+-1:
+-
+-#include <../../../../../../../libc/sysdeps/linux/x86_64/vfork.S>
+--
+1.8.5.2 (Apple Git-48)
+
Code Review / packages / trusty / cirros-testvm.git / blobdiff