diff mbox

[uclibc-ng-devel] uClibc-ng - small C library for embedded systems branch master updated. v1.0.16-5-g084e597

Message ID 20160710135114.A012B100D4@helium.openadk.org
State Not Applicable
Headers show

Commit Message

wbx July 10, 2016, 1:51 p.m. UTC 
This is an automated email from the git hooks/post-receive script. It was
generated because a ref change was pushed to the repository containing
the project "uClibc-ng - small C library for embedded systems".

The branch, master has been updated
       via  084e597e9f8e630e9b3fc7044d544699ad5d2886 (commit)
      from  9434a6433a4c1e2c144a8f31d026b8337bd9e2ae (commit)

Those revisions listed above that are new to this repository have
not appeared on any other notification email; so we list those
revisions in full, below.

- Log -----------------------------------------------------------------
commit 084e597e9f8e630e9b3fc7044d544699ad5d2886
Author: Waldemar Brodkorb <wbx@openadk.org>
Date:   Sun Jul 10 15:46:55 2016 +0200

    x86_64: use C implementation for pthread_cond_wait/pthread_cond_timedwait
    
    Add test case for the deadlock detection.
    
    Reported-By: Martin Willi <martin@strongswan.org>

-----------------------------------------------------------------------

Summary of changes:
 .../sysdeps/unix/sysv/linux/x86_64/Makefile.arch   |   2 +-
 .../sysv/linux/x86_64/pthread_cond_timedwait.S     | 795 ---------------------
 .../unix/sysv/linux/x86_64/pthread_cond_wait.S     | 486 -------------
 test/nptl/Makefile.in                              |   2 +-
 test/nptl/tst-cond-deadlock.c                      |  51 ++
 5 files changed, 53 insertions(+), 1283 deletions(-)
 delete mode 100644 libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S
 delete mode 100644 libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S
 create mode 100644 test/nptl/tst-cond-deadlock.c



hooks/post-receive
diff mbox

Patch

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 af14164..b49db54 100644
--- a/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/Makefile.arch
+++ b/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/Makefile.arch
@@ -10,7 +10,7 @@  libpthread_linux_arch_SSRC = clone.S pthread_once.S \
 	sem_post.S sem_timedwait.S lowlevelrobustlock.S \
 	sem_trywait.S sem_wait.S pthread_rwlock_rdlock.S pthread_rwlock_wrlock.S \
 	pthread_rwlock_timedrdlock.S pthread_rwlock_timedwrlock.S pthread_rwlock_unlock.S \
-	pthread_spin_unlock.S cancellation.S pthread_cond_timedwait.S pthread_cond_wait.S
+	pthread_spin_unlock.S cancellation.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/x86_64/pthread_cond_timedwait.S b/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S
deleted file mode 100644
index 31e5ef5..0000000
--- a/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S
+++ /dev/null
@@ -1,795 +0,0 @@ 
-/* Copyright (C) 2002-2005, 2007, 2009 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-   Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
-
-   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, see
-   <http://www.gnu.org/licenses/>.  */
-
-#include <sysdep.h>
-#include <lowlevellock.h>
-#include <lowlevelcond.h>
-#include <pthread-pi-defines.h>
-#include <pthread-errnos.h>
-#include <bits/kernel-features.h>
-#include <tcb-offsets.h>
-
-/* For the calculation see asm/vsyscall.h.  */
-#define VSYSCALL_ADDR_vgettimeofday	0xffffffffff600000
-
-
-	.text
-
-
-/* int pthread_cond_timedwait (pthread_cond_t *cond, pthread_mutex_t *mutex,
-			       const struct timespec *abstime)  */
-	.globl	__pthread_cond_timedwait
-	.type	__pthread_cond_timedwait, @function
-	.protected	__pthread_cond_timedwait
-	.align	16
-__pthread_cond_timedwait:
-.LSTARTCODE:
-	cfi_startproc
-
-	pushq	%r12
-	cfi_adjust_cfa_offset(8)
-	cfi_rel_offset(%r12, 0)
-	pushq	%r13
-	cfi_adjust_cfa_offset(8)
-	cfi_rel_offset(%r13, 0)
-	pushq	%r14
-	cfi_adjust_cfa_offset(8)
-	cfi_rel_offset(%r14, 0)
-	pushq	%r15
-	cfi_adjust_cfa_offset(8)
-	cfi_rel_offset(%r15, 0)
-#ifdef __ASSUME_FUTEX_CLOCK_REALTIME
-# define FRAME_SIZE 32
-#else
-# define FRAME_SIZE 48
-#endif
-	subq	$FRAME_SIZE, %rsp
-	cfi_adjust_cfa_offset(FRAME_SIZE)
-	cfi_remember_state
-
-	cmpq	$1000000000, 8(%rdx)
-	movl	$EINVAL, %eax
-	jae	48f
-
-	/* Stack frame:
-
-	   rsp + 48
-		    +--------------------------+
-	   rsp + 32 | timeout value            |
-		    +--------------------------+
-	   rsp + 24 | old wake_seq value       |
-		    +--------------------------+
-	   rsp + 16 | mutex pointer            |
-		    +--------------------------+
-	   rsp +  8 | condvar pointer          |
-		    +--------------------------+
-	   rsp +  4 | old broadcast_seq value  |
-		    +--------------------------+
-	   rsp +  0 | old cancellation mode    |
-		    +--------------------------+
-	*/
-
-	cmpq	$-1, dep_mutex(%rdi)
-
-	/* Prepare structure passed to cancellation handler.  */
-	movq	%rdi, 8(%rsp)
-	movq	%rsi, 16(%rsp)
-	movq	%rdx, %r13
-
-	je	22f
-	movq	%rsi, dep_mutex(%rdi)
-
-22:
-#ifndef __ASSUME_FUTEX_CLOCK_REALTIME
-#  ifdef __PIC__
-	cmpl	$0, __have_futex_clock_realtime@GOTOFF(%rip)
-#  else
-	cmpl	$0, __have_futex_clock_realtime
-#  endif
-	je	.Lreltmo
-#endif
-
-	/* Get internal lock.  */
-	movl	$1, %esi
-	xorl	%eax, %eax
-	LOCK
-#if cond_lock == 0
-	cmpxchgl %esi, (%rdi)
-#else
-	cmpxchgl %esi, cond_lock(%rdi)
-#endif
-	jnz	31f
-
-	/* Unlock the mutex.  */
-32:	movq	16(%rsp), %rdi
-	xorl	%esi, %esi
-	callq	__pthread_mutex_unlock_usercnt
-
-	testl	%eax, %eax
-	jne	46f
-
-	movq	8(%rsp), %rdi
-	incq	total_seq(%rdi)
-	incl	cond_futex(%rdi)
-	addl	$(1 << nwaiters_shift), cond_nwaiters(%rdi)
-
-	/* Get and store current wakeup_seq value.  */
-	movq	8(%rsp), %rdi
-	movq	wakeup_seq(%rdi), %r9
-	movl	broadcast_seq(%rdi), %edx
-	movq	%r9, 24(%rsp)
-	movl	%edx, 4(%rsp)
-
-38:	movl	cond_futex(%rdi), %r12d
-
-	/* Unlock.  */
-	LOCK
-#if cond_lock == 0
-	decl	(%rdi)
-#else
-	decl	cond_lock(%rdi)
-#endif
-	jne	33f
-
-.LcleanupSTART1:
-34:	callq	__pthread_enable_asynccancel
-	movl	%eax, (%rsp)
-
-	movq	%r13, %r10
-	movl	$FUTEX_WAIT_BITSET, %esi
-	cmpq	$-1, dep_mutex(%rdi)
-	je	60f
-
-	movq	dep_mutex(%rdi), %r8
-	/* Requeue to a non-robust PI mutex if the PI bit is set and
-	the robust bit is not set.  */
-	movl	MUTEX_KIND(%r8), %eax
-	andl	$(ROBUST_BIT|PI_BIT), %eax
-	cmpl	$PI_BIT, %eax
-	jne	61f
-
-	movl	$(FUTEX_WAIT_REQUEUE_PI|FUTEX_PRIVATE_FLAG), %esi
-	xorl	%eax, %eax
-	/* The following only works like this because we only support
-	   two clocks, represented using a single bit.  */
-	testl	$1, cond_nwaiters(%rdi)
-	movl	$FUTEX_CLOCK_REALTIME, %edx
-	cmove	%edx, %eax
-	orl	%eax, %esi
-	movq	%r12, %rdx
-	addq	$cond_futex, %rdi
-	movl	$SYS_futex, %eax
-	syscall
-
-	movl	$1, %r15d
-#ifdef __ASSUME_REQUEUE_PI
-	jmp	62f
-#else
-	cmpq	$-4095, %rax
-	jnae	62f
-
-	subq	$cond_futex, %rdi
-#endif
-
-61:	movl	$(FUTEX_WAIT_BITSET|FUTEX_PRIVATE_FLAG), %esi
-60:	xorl	%r15d, %r15d
-	xorl	%eax, %eax
-	/* The following only works like this because we only support
-	   two clocks, represented using a single bit.  */
-	testl	$1, cond_nwaiters(%rdi)
-	movl	$FUTEX_CLOCK_REALTIME, %edx
-	movl	$0xffffffff, %r9d
-	cmove	%edx, %eax
-	orl	%eax, %esi
-	movq	%r12, %rdx
-	addq	$cond_futex, %rdi
-	movl	$SYS_futex, %eax
-	syscall
-62:	movq	%rax, %r14
-
-	movl	(%rsp), %edi
-	callq	__pthread_disable_asynccancel
-.LcleanupEND1:
-
-	/* Lock.  */
-	movq	8(%rsp), %rdi
-	movl	$1, %esi
-	xorl	%eax, %eax
-	LOCK
-#if cond_lock == 0
-	cmpxchgl %esi, (%rdi)
-#else
-	cmpxchgl %esi, cond_lock(%rdi)
-#endif
-	jne	35f
-
-36:	movl	broadcast_seq(%rdi), %edx
-
-	movq	woken_seq(%rdi), %rax
-
-	movq	wakeup_seq(%rdi), %r9
-
-	cmpl	4(%rsp), %edx
-	jne	53f
-
-	cmpq	24(%rsp), %r9
-	jbe	45f
-
-	cmpq	%rax, %r9
-	ja	39f
-
-45:	cmpq	$-ETIMEDOUT, %r14
-	jne	38b
-
-99:	incq	wakeup_seq(%rdi)
-	incl	cond_futex(%rdi)
-	movl	$ETIMEDOUT, %r14d
-	jmp	44f
-
-53:	xorq	%r14, %r14
-	jmp	54f
-
-39:	xorq	%r14, %r14
-44:	incq	woken_seq(%rdi)
-
-54:	subl	$(1 << nwaiters_shift), cond_nwaiters(%rdi)
-
-	/* Wake up a thread which wants to destroy the condvar object.  */
-	cmpq	$0xffffffffffffffff, total_seq(%rdi)
-	jne	55f
-	movl	cond_nwaiters(%rdi), %eax
-	andl	$~((1 << nwaiters_shift) - 1), %eax
-	jne	55f
-
-	addq	$cond_nwaiters, %rdi
-	cmpq	$-1, dep_mutex-cond_nwaiters(%rdi)
-	movl	$1, %edx
-#ifdef __ASSUME_PRIVATE_FUTEX
-	movl	$FUTEX_WAKE, %eax
-	movl	$(FUTEX_WAKE|FUTEX_PRIVATE_FLAG), %esi
-	cmove	%eax, %esi
-#else
-	movl	$0, %eax
-	movl	%fs:PRIVATE_FUTEX, %esi
-	cmove	%eax, %esi
-	orl	$FUTEX_WAKE, %esi
-#endif
-	movl	$SYS_futex, %eax
-	syscall
-	subq	$cond_nwaiters, %rdi
-
-55:	LOCK
-#if cond_lock == 0
-	decl	(%rdi)
-#else
-	decl	cond_lock(%rdi)
-#endif
-	jne	40f
-
-	/* If requeue_pi is used the kernel performs the locking of the
-	   mutex. */
-41:	movq	16(%rsp), %rdi
-	testl	%r15d, %r15d
-	jnz	64f
-
-	callq	__pthread_mutex_cond_lock
-
-63:	testq	%rax, %rax
-	cmoveq	%r14, %rax
-
-48:	addq	$FRAME_SIZE, %rsp
-	cfi_adjust_cfa_offset(-FRAME_SIZE)
-	popq	%r15
-	cfi_adjust_cfa_offset(-8)
-	cfi_restore(%r15)
-	popq	%r14
-	cfi_adjust_cfa_offset(-8)
-	cfi_restore(%r14)
-	popq	%r13
-	cfi_adjust_cfa_offset(-8)
-	cfi_restore(%r13)
-	popq	%r12
-	cfi_adjust_cfa_offset(-8)
-	cfi_restore(%r12)
-
-	retq
-
-	cfi_restore_state
-
-64:	callq	__pthread_mutex_cond_lock_adjust
-	movq	%r14, %rax
-	jmp	48b
-
-	/* Initial locking failed.  */
-31:
-#if cond_lock != 0
-	addq	$cond_lock, %rdi
-#endif
-	cmpq	$-1, dep_mutex-cond_lock(%rdi)
-	movl	$LLL_PRIVATE, %eax
-	movl	$LLL_SHARED, %esi
-	cmovne	%eax, %esi
-	callq	__lll_lock_wait
-	jmp	32b
-
-	/* Unlock in loop requires wakeup.  */
-33:
-#if cond_lock != 0
-	addq	$cond_lock, %rdi
-#endif
-	cmpq	$-1, dep_mutex-cond_lock(%rdi)
-	movl	$LLL_PRIVATE, %eax
-	movl	$LLL_SHARED, %esi
-	cmovne	%eax, %esi
-	callq	__lll_unlock_wake
-	jmp	34b
-
-	/* Locking in loop failed.  */
-35:
-#if cond_lock != 0
-	addq	$cond_lock, %rdi
-#endif
-	cmpq	$-1, dep_mutex-cond_lock(%rdi)
-	movl	$LLL_PRIVATE, %eax
-	movl	$LLL_SHARED, %esi
-	cmovne	%eax, %esi
-	callq	__lll_lock_wait
-#if cond_lock != 0
-	subq	$cond_lock, %rdi
-#endif
-	jmp	36b
-
-	/* Unlock after loop requires wakeup.  */
-40:
-#if cond_lock != 0
-	addq	$cond_lock, %rdi
-#endif
-	cmpq	$-1, dep_mutex-cond_lock(%rdi)
-	movl	$LLL_PRIVATE, %eax
-	movl	$LLL_SHARED, %esi
-	cmovne	%eax, %esi
-	callq	__lll_unlock_wake
-	jmp	41b
-
-	/* The initial unlocking of the mutex failed.  */
-46:	movq	8(%rsp), %rdi
-	movq	%rax, (%rsp)
-	LOCK
-#if cond_lock == 0
-	decl	(%rdi)
-#else
-	decl	cond_lock(%rdi)
-#endif
-	jne	47f
-
-#if cond_lock != 0
-	addq	$cond_lock, %rdi
-#endif
-	cmpq	$-1, dep_mutex-cond_lock(%rdi)
-	movl	$LLL_PRIVATE, %eax
-	movl	$LLL_SHARED, %esi
-	cmovne	%eax, %esi
-	callq	__lll_unlock_wake
-
-47:	movq	(%rsp), %rax
-	jmp	48b
-
-
-#ifndef __ASSUME_FUTEX_CLOCK_REALTIME
-.Lreltmo:
-	xorl	%r15d, %r15d
-
-	/* Get internal lock.  */
-	movl	$1, %esi
-	xorl	%eax, %eax
-	LOCK
-# if cond_lock == 0
-	cmpxchgl %esi, (%rdi)
-# else
-	cmpxchgl %esi, cond_lock(%rdi)
-# endif
-	jnz	1f
-
-	/* Unlock the mutex.  */
-2:	movq	16(%rsp), %rdi
-	xorl	%esi, %esi
-	callq	__pthread_mutex_unlock_usercnt
-
-	testl	%eax, %eax
-	jne	46b
-
-	movq	8(%rsp), %rdi
-	incq	total_seq(%rdi)
-	incl	cond_futex(%rdi)
-	addl	$(1 << nwaiters_shift), cond_nwaiters(%rdi)
-
-	/* Get and store current wakeup_seq value.  */
-	movq	8(%rsp), %rdi
-	movq	wakeup_seq(%rdi), %r9
-	movl	broadcast_seq(%rdi), %edx
-	movq	%r9, 24(%rsp)
-	movl	%edx, 4(%rsp)
-
-	/* Get the current time.  */
-8:
-# ifdef __NR_clock_gettime
-	/* Get the clock number.  Note that the field in the condvar
-	   structure stores the number minus 1.  */
-	movq	8(%rsp), %rdi
-	movl	cond_nwaiters(%rdi), %edi
-	andl	$((1 << nwaiters_shift) - 1), %edi
-	/* Only clocks 0 and 1 are allowed so far.  Both are handled in the
-	   kernel.  */
-	leaq	32(%rsp), %rsi
-26:	movl	$__NR_clock_gettime, %eax
-	syscall
-27:
-#  ifndef __ASSUME_POSIX_TIMERS
-	cmpq	$-ENOSYS, %rax
-	je	19f
-#  endif
-
-	/* Compute relative timeout.  */
-	movq	(%r13), %rcx
-	movq	8(%r13), %rdx
-	subq	32(%rsp), %rcx
-	subq	40(%rsp), %rdx
-# else
-	leaq	24(%rsp), %rdi
-	xorl	%esi, %esi
-	movq	$VSYSCALL_ADDR_vgettimeofday, %rax
-	callq	*%rax
-
-	/* Compute relative timeout.  */
-	movq	40(%rsp), %rax
-	movl	$1000, %edx
-	mul	%rdx		/* Milli seconds to nano seconds.  */
-	movq	(%r13), %rcx
-	movq	8(%r13), %rdx
-	subq	32(%rsp), %rcx
-	subq	%rax, %rdx
-# endif
-	jns	12f
-	addq	$1000000000, %rdx
-	decq	%rcx
-12:	testq	%rcx, %rcx
-	movq	8(%rsp), %rdi
-	movq	$-ETIMEDOUT, %r14
-	js	6f
-
-	/* Store relative timeout.  */
-21:	movq	%rcx, 32(%rsp)
-	movq	%rdx, 40(%rsp)
-
-	movl	cond_futex(%rdi), %r12d
-
-	/* Unlock.  */
-	LOCK
-# if cond_lock == 0
-	decl	(%rdi)
-# else
-	decl	cond_lock(%rdi)
-# endif
-	jne	3f
-
-.LcleanupSTART2:
-4:	callq	__pthread_enable_asynccancel
-	movl	%eax, (%rsp)
-
-	leaq	32(%rsp), %r10
-	cmpq	$-1, dep_mutex(%rdi)
-	movq	%r12, %rdx
-# ifdef __ASSUME_PRIVATE_FUTEX
-	movl	$FUTEX_WAIT, %eax
-	movl	$(FUTEX_WAIT|FUTEX_PRIVATE_FLAG), %esi
-	cmove	%eax, %esi
-# else
-	movl	$0, %eax
-	movl	%fs:PRIVATE_FUTEX, %esi
-	cmove	%eax, %esi
-#  if FUTEX_WAIT != 0
-	orl	$FUTEX_WAIT, %esi
-#  endif
-# endif
-	addq	$cond_futex, %rdi
-	movl	$SYS_futex, %eax
-	syscall
-	movq	%rax, %r14
-
-	movl	(%rsp), %edi
-	callq	__pthread_disable_asynccancel
-.LcleanupEND2:
-
-	/* Lock.  */
-	movq	8(%rsp), %rdi
-	movl	$1, %esi
-	xorl	%eax, %eax
-	LOCK
-# if cond_lock == 0
-	cmpxchgl %esi, (%rdi)
-# else
-	cmpxchgl %esi, cond_lock(%rdi)
-# endif
-	jne	5f
-
-6:	movl	broadcast_seq(%rdi), %edx
-
-	movq	woken_seq(%rdi), %rax
-
-	movq	wakeup_seq(%rdi), %r9
-
-	cmpl	4(%rsp), %edx
-	jne	53b
-
-	cmpq	24(%rsp), %r9
-	jbe	15f
-
-	cmpq	%rax, %r9
-	ja	39b
-
-15:	cmpq	$-ETIMEDOUT, %r14
-	jne	8b
-
-	jmp	99b
-
-	/* Initial locking failed.  */
-1:
-# if cond_lock != 0
-	addq	$cond_lock, %rdi
-# endif
-	cmpq	$-1, dep_mutex-cond_lock(%rdi)
-	movl	$LLL_PRIVATE, %eax
-	movl	$LLL_SHARED, %esi
-	cmovne	%eax, %esi
-	callq	__lll_lock_wait
-	jmp	2b
-
-	/* Unlock in loop requires wakeup.  */
-3:
-# if cond_lock != 0
-	addq	$cond_lock, %rdi
-# endif
-	cmpq	$-1, dep_mutex-cond_lock(%rdi)
-	movl	$LLL_PRIVATE, %eax
-	movl	$LLL_SHARED, %esi
-	cmovne	%eax, %esi
-	callq	__lll_unlock_wake
-	jmp	4b
-
-	/* Locking in loop failed.  */
-5:
-# if cond_lock != 0
-	addq	$cond_lock, %rdi
-# endif
-	cmpq	$-1, dep_mutex-cond_lock(%rdi)
-	movl	$LLL_PRIVATE, %eax
-	movl	$LLL_SHARED, %esi
-	cmovne	%eax, %esi
-	callq	__lll_lock_wait
-# if cond_lock != 0
-	subq	$cond_lock, %rdi
-# endif
-	jmp	6b
-
-# if defined __NR_clock_gettime && !defined __ASSUME_POSIX_TIMERS
-	/* clock_gettime not available.  */
-19:	leaq	32(%rsp), %rdi
-	xorl	%esi, %esi
-	movq	$VSYSCALL_ADDR_vgettimeofday, %rax
-	callq	*%rax
-
-	/* Compute relative timeout.  */
-	movq	40(%rsp), %rax
-	movl	$1000, %edx
-	mul	%rdx		/* Milli seconds to nano seconds.  */
-	movq	(%r13), %rcx
-	movq	8(%r13), %rdx
-	subq	32(%rsp), %rcx
-	subq	%rax, %rdx
-	jns	20f
-	addq	$1000000000, %rdx
-	decq	%rcx
-20:	testq	%rcx, %rcx
-	movq	8(%rsp), %rdi
-	movq	$-ETIMEDOUT, %r14
-	js	6b
-	jmp	21b
-# endif
-#endif
-	.size	__pthread_cond_timedwait, .-__pthread_cond_timedwait
-weak_alias(__pthread_cond_timedwait, pthread_cond_timedwait)
-
-
-	.align	16
-	.type	__condvar_cleanup2, @function
-__condvar_cleanup2:
-	/* Stack frame:
-
-	   rsp + 72
-		    +--------------------------+
-	   rsp + 64 | %r12                     |
-		    +--------------------------+
-	   rsp + 56 | %r13                     |
-		    +--------------------------+
-	   rsp + 48 | %r14                     |
-		    +--------------------------+
-	   rsp + 24 | unused                   |
-		    +--------------------------+
-	   rsp + 16 | mutex pointer            |
-		    +--------------------------+
-	   rsp +  8 | condvar pointer          |
-		    +--------------------------+
-	   rsp +  4 | old broadcast_seq value  |
-		    +--------------------------+
-	   rsp +  0 | old cancellation mode    |
-		    +--------------------------+
-	*/
-
-	movq	%rax, 24(%rsp)
-
-	/* Get internal lock.  */
-	movq	8(%rsp), %rdi
-	movl	$1, %esi
-	xorl	%eax, %eax
-	LOCK
-#if cond_lock == 0
-	cmpxchgl %esi, (%rdi)
-#else
-	cmpxchgl %esi, cond_lock(%rdi)
-#endif
-	jz	1f
-
-#if cond_lock != 0
-	addq	$cond_lock, %rdi
-#endif
-	cmpq	$-1, dep_mutex-cond_lock(%rdi)
-	movl	$LLL_PRIVATE, %eax
-	movl	$LLL_SHARED, %esi
-	cmovne	%eax, %esi
-	callq	__lll_lock_wait
-#if cond_lock != 0
-	subq	$cond_lock, %rdi
-#endif
-
-1:	movl	broadcast_seq(%rdi), %edx
-	cmpl	4(%rsp), %edx
-	jne	3f
-
-	/* We increment the wakeup_seq counter only if it is lower than
-	   total_seq.  If this is not the case the thread was woken and
-	   then canceled.  In this case we ignore the signal.  */
-	movq	total_seq(%rdi), %rax
-	cmpq	wakeup_seq(%rdi), %rax
-	jbe	6f
-	incq	wakeup_seq(%rdi)
-	incl	cond_futex(%rdi)
-6:	incq	woken_seq(%rdi)
-
-3:	subl	$(1 << nwaiters_shift), cond_nwaiters(%rdi)
-
-	/* Wake up a thread which wants to destroy the condvar object.  */
-	xorq	%r12, %r12
-	cmpq	$0xffffffffffffffff, total_seq(%rdi)
-	jne	4f
-	movl	cond_nwaiters(%rdi), %eax
-	andl	$~((1 << nwaiters_shift) - 1), %eax
-	jne	4f
-
-	cmpq	$-1, dep_mutex(%rdi)
-	leaq	cond_nwaiters(%rdi), %rdi
-	movl	$1, %edx
-#ifdef __ASSUME_PRIVATE_FUTEX
-	movl	$FUTEX_WAKE, %eax
-	movl	$(FUTEX_WAKE|FUTEX_PRIVATE_FLAG), %esi
-	cmove	%eax, %esi
-#else
-	movl	$0, %eax
-	movl	%fs:PRIVATE_FUTEX, %esi
-	cmove	%eax, %esi
-	orl	$FUTEX_WAKE, %esi
-#endif
-	movl	$SYS_futex, %eax
-	syscall
-	subq	$cond_nwaiters, %rdi
-	movl	$1, %r12d
-
-4:	LOCK
-#if cond_lock == 0
-	decl	(%rdi)
-#else
-	decl	cond_lock(%rdi)
-#endif
-	je	2f
-#if cond_lock != 0
-	addq	$cond_lock, %rdi
-#endif
-	cmpq	$-1, dep_mutex-cond_lock(%rdi)
-	movl	$LLL_PRIVATE, %eax
-	movl	$LLL_SHARED, %esi
-	cmovne	%eax, %esi
-	callq	__lll_unlock_wake
-
-	/* Wake up all waiters to make sure no signal gets lost.  */
-2:	testq	%r12, %r12
-	jnz	5f
-	addq	$cond_futex, %rdi
-	cmpq	$-1, dep_mutex-cond_futex(%rdi)
-	movl	$0x7fffffff, %edx
-#ifdef __ASSUME_PRIVATE_FUTEX
-	movl	$FUTEX_WAKE, %eax
-	movl	$(FUTEX_WAKE|FUTEX_PRIVATE_FLAG), %esi
-	cmove	%eax, %esi
-#else
-	movl	$0, %eax
-	movl	%fs:PRIVATE_FUTEX, %esi
-	cmove	%eax, %esi
-	orl	$FUTEX_WAKE, %esi
-#endif
-	movl	$SYS_futex, %eax
-	syscall
-
-5:	movq	16(%rsp), %rdi
-	callq	__pthread_mutex_cond_lock
-
-	movq	24(%rsp), %rdi
-	movq	FRAME_SIZE(%rsp), %r15
-	movq	FRAME_SIZE+8(%rsp), %r14
-	movq	FRAME_SIZE+16(%rsp), %r13
-	movq	FRAME_SIZE+24(%rsp), %r12
-.LcallUR:
-	call	_Unwind_Resume@PLT
-	hlt
-.LENDCODE:
-	cfi_endproc
-	.size	__condvar_cleanup2, .-__condvar_cleanup2
-
-
-	.section .gcc_except_table,"a",@progbits
-.LexceptSTART:
-	.byte	DW_EH_PE_omit			# @LPStart format
-	.byte	DW_EH_PE_omit			# @TType format
-	.byte	DW_EH_PE_uleb128		# call-site format
-	.uleb128 .Lcstend-.Lcstbegin
-.Lcstbegin:
-	.uleb128 .LcleanupSTART1-.LSTARTCODE
-	.uleb128 .LcleanupEND1-.LcleanupSTART1
-	.uleb128 __condvar_cleanup2-.LSTARTCODE
-	.uleb128  0
-#ifndef __ASSUME_FUTEX_CLOCK_REALTIME
-	.uleb128 .LcleanupSTART2-.LSTARTCODE
-	.uleb128 .LcleanupEND2-.LcleanupSTART2
-	.uleb128 __condvar_cleanup2-.LSTARTCODE
-	.uleb128  0
-#endif
-	.uleb128 .LcallUR-.LSTARTCODE
-	.uleb128 .LENDCODE-.LcallUR
-	.uleb128 0
-	.uleb128  0
-.Lcstend:
-
-
-#ifdef SHARED
-	.hidden	DW.ref.__gcc_personality_v0
-	.weak	DW.ref.__gcc_personality_v0
-	.section .gnu.linkonce.d.DW.ref.__gcc_personality_v0,"aw",@progbits
-	.align	8
-	.type	DW.ref.__gcc_personality_v0, @object
-	.size	DW.ref.__gcc_personality_v0, 8
-DW.ref.__gcc_personality_v0:
-	.quad	__gcc_personality_v0
-#endif
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S b/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S
deleted file mode 100644
index bea7bc4..0000000
--- a/libpthread/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S
+++ /dev/null
@@ -1,486 +0,0 @@ 
-/* Copyright (C) 2002-2007, 2009 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-   Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
-
-   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, see
-   <http://www.gnu.org/licenses/>.  */
-
-#include <sysdep.h>
-#include <lowlevellock.h>
-#include <lowlevelcond.h>
-#include <tcb-offsets.h>
-#include <pthread-pi-defines.h>
-
-#include <bits/kernel-features.h>
-
-
-	.text
-
-/* int pthread_cond_wait (pthread_cond_t *cond, pthread_mutex_t *mutex)  */
-	.globl	__pthread_cond_wait
-	.type	__pthread_cond_wait, @function
-	.protected	__pthread_cond_wait
-	.align	16
-__pthread_cond_wait:
-.LSTARTCODE:
-	cfi_startproc
-
-#define FRAME_SIZE 32
-	leaq	-FRAME_SIZE(%rsp), %rsp
-	cfi_adjust_cfa_offset(FRAME_SIZE)
-
-	/* Stack frame:
-
-	   rsp + 32
-		    +--------------------------+
-	   rsp + 24 | old wake_seq value       |
-	            +--------------------------+
-	   rsp + 16 | mutex pointer            |
-	            +--------------------------+
-	   rsp +  8 | condvar pointer          |
-	            +--------------------------+
-	   rsp +  4 | old broadcast_seq value  |
-	            +--------------------------+
-	   rsp +  0 | old cancellation mode    |
-	            +--------------------------+
-	*/
-
-	cmpq	$-1, dep_mutex(%rdi)
-
-		/* Prepare structure passed to cancellation handler.  */
-	movq	%rdi, 8(%rsp)
-	movq	%rsi, 16(%rsp)
-
-	je	15f
-	movq	%rsi, dep_mutex(%rdi)
-
-	/* Get internal lock.  */
-15:	movl	$1, %esi
-	xorl	%eax, %eax
-	LOCK
-#if cond_lock == 0
-	cmpxchgl %esi, (%rdi)
-#else
-	cmpxchgl %esi, cond_lock(%rdi)
-#endif
-	jne	1f
-
-	/* Unlock the mutex.  */
-2:	movq	16(%rsp), %rdi
-	xorl	%esi, %esi
-	callq	__pthread_mutex_unlock_usercnt
-
-	testl	%eax, %eax
-	jne	12f
-
-	movq	8(%rsp), %rdi
-	incq	total_seq(%rdi)
-	incl	cond_futex(%rdi)
-	addl	$(1 << nwaiters_shift), cond_nwaiters(%rdi)
-
-	/* Get and store current wakeup_seq value.  */
-	movq	8(%rsp), %rdi
-	movq	wakeup_seq(%rdi), %r9
-	movl	broadcast_seq(%rdi), %edx
-	movq	%r9, 24(%rsp)
-	movl	%edx, 4(%rsp)
-
-	/* Unlock.  */
-8:	movl	cond_futex(%rdi), %edx
-	LOCK
-#if cond_lock == 0
-	decl	(%rdi)
-#else
-	decl	cond_lock(%rdi)
-#endif
-	jne	3f
-
-.LcleanupSTART:
-4:	callq	__pthread_enable_asynccancel
-	movl	%eax, (%rsp)
-
-	xorq	%r10, %r10
-	cmpq	$-1, dep_mutex(%rdi)
-	leaq	cond_futex(%rdi), %rdi
-	movl	$FUTEX_WAIT, %esi
-	je	60f
-
-	movq	dep_mutex-cond_futex(%rdi), %r8
-	/* Requeue to a non-robust PI mutex if the PI bit is set and
-	the robust bit is not set.  */
-	movl	MUTEX_KIND(%r8), %eax
-	andl	$(ROBUST_BIT|PI_BIT), %eax
-	cmpl	$PI_BIT, %eax
-	jne	61f
-
-	movl	$(FUTEX_WAIT_REQUEUE_PI|FUTEX_PRIVATE_FLAG), %esi
-	movl	$SYS_futex, %eax
-	syscall
-
-	movl	$1, %r8d
-#ifdef __ASSUME_REQUEUE_PI
-	jmp	62f
-#else
-	cmpq	$-4095, %rax
-	jnae	62f
-
-# ifndef __ASSUME_PRIVATE_FUTEX
-	movl	$FUTEX_WAIT, %esi
-# endif
-#endif
-
-61:
-#ifdef __ASSUME_PRIVATE_FUTEX
-	movl	$(FUTEX_WAIT|FUTEX_PRIVATE_FLAG), %esi
-#else
-	orl	%fs:PRIVATE_FUTEX, %esi
-#endif
-60:	xorl	%r8d, %r8d
-	movl	$SYS_futex, %eax
-	syscall
-
-62:	movl	(%rsp), %edi
-	callq	__pthread_disable_asynccancel
-.LcleanupEND:
-
-	/* Lock.  */
-	movq	8(%rsp), %rdi
-	movl	$1, %esi
-	xorl	%eax, %eax
-	LOCK
-#if cond_lock == 0
-	cmpxchgl %esi, (%rdi)
-#else
-	cmpxchgl %esi, cond_lock(%rdi)
-#endif
-	jnz	5f
-
-6:	movl	broadcast_seq(%rdi), %edx
-
-	movq	woken_seq(%rdi), %rax
-
-	movq	wakeup_seq(%rdi), %r9
-
-	cmpl	4(%rsp), %edx
-	jne	16f
-
-	cmpq	24(%rsp), %r9
-	jbe	8b
-
-	cmpq	%rax, %r9
-	jna	8b
-
-	incq	woken_seq(%rdi)
-
-	/* Unlock */
-16:	subl	$(1 << nwaiters_shift), cond_nwaiters(%rdi)
-
-	/* Wake up a thread which wants to destroy the condvar object.  */
-	cmpq	$0xffffffffffffffff, total_seq(%rdi)
-	jne	17f
-	movl	cond_nwaiters(%rdi), %eax
-	andl	$~((1 << nwaiters_shift) - 1), %eax
-	jne	17f
-
-	addq	$cond_nwaiters, %rdi
-	cmpq	$-1, dep_mutex-cond_nwaiters(%rdi)
-	movl	$1, %edx
-#ifdef __ASSUME_PRIVATE_FUTEX
-	movl	$FUTEX_WAKE, %eax
-	movl	$(FUTEX_WAKE|FUTEX_PRIVATE_FLAG), %esi
-	cmove	%eax, %esi
-#else
-	movl	$0, %eax
-	movl	%fs:PRIVATE_FUTEX, %esi
-	cmove	%eax, %esi
-	orl	$FUTEX_WAKE, %esi
-#endif
-	movl	$SYS_futex, %eax
-	syscall
-	subq	$cond_nwaiters, %rdi
-
-17:	LOCK
-#if cond_lock == 0
-	decl	(%rdi)
-#else
-	decl	cond_lock(%rdi)
-#endif
-	jne	10f
-
-	/* If requeue_pi is used the kernel performs the locking of the
-	   mutex. */
-11:	movq	16(%rsp), %rdi
-	testl	%r8d, %r8d
-	jnz	18f
-
-	callq	__pthread_mutex_cond_lock
-
-14:	leaq	FRAME_SIZE(%rsp), %rsp
-	cfi_adjust_cfa_offset(-FRAME_SIZE)
-
-	/* We return the result of the mutex_lock operation.  */
-	retq
-
-	cfi_adjust_cfa_offset(FRAME_SIZE)
-
-18:	callq	__pthread_mutex_cond_lock_adjust
-	xorl	%eax, %eax
-	jmp	14b
-
-	/* Initial locking failed.  */
-1:
-#if cond_lock != 0
-	addq	$cond_lock, %rdi
-#endif
-	cmpq	$-1, dep_mutex-cond_lock(%rdi)
-	movl	$LLL_PRIVATE, %eax
-	movl	$LLL_SHARED, %esi
-	cmovne	%eax, %esi
-	callq	__lll_lock_wait
-	jmp	2b
-
-	/* Unlock in loop requires wakeup.  */
-3:
-#if cond_lock != 0
-	addq	$cond_lock, %rdi
-#endif
-	cmpq	$-1, dep_mutex-cond_lock(%rdi)
-	movl	$LLL_PRIVATE, %eax
-	movl	$LLL_SHARED, %esi
-	cmovne	%eax, %esi
-	/* The call preserves %rdx.  */
-	callq	__lll_unlock_wake
-#if cond_lock != 0
-	subq	$cond_lock, %rdi
-#endif
-	jmp	4b
-
-	/* Locking in loop failed.  */
-5:
-#if cond_lock != 0
-	addq	$cond_lock, %rdi
-#endif
-	cmpq	$-1, dep_mutex-cond_lock(%rdi)
-	movl	$LLL_PRIVATE, %eax
-	movl	$LLL_SHARED, %esi
-	cmovne	%eax, %esi
-	callq	__lll_lock_wait
-#if cond_lock != 0
-	subq	$cond_lock, %rdi
-#endif
-	jmp	6b
-
-	/* Unlock after loop requires wakeup.  */
-10:
-#if cond_lock != 0
-	addq	$cond_lock, %rdi
-#endif
-	cmpq	$-1, dep_mutex-cond_lock(%rdi)
-	movl	$LLL_PRIVATE, %eax
-	movl	$LLL_SHARED, %esi
-	cmovne	%eax, %esi
-	callq	__lll_unlock_wake
-	jmp	11b
-
-	/* The initial unlocking of the mutex failed.  */
-12:	movq	%rax, %r10
-	movq	8(%rsp), %rdi
-	LOCK
-#if cond_lock == 0
-	decl	(%rdi)
-#else
-	decl	cond_lock(%rdi)
-#endif
-	je	13f
-
-#if cond_lock != 0
-	addq	$cond_lock, %rdi
-#endif
-	cmpq	$-1, dep_mutex-cond_lock(%rdi)
-	movl	$LLL_PRIVATE, %eax
-	movl	$LLL_SHARED, %esi
-	cmovne	%eax, %esi
-	callq	__lll_unlock_wake
-
-13:	movq	%r10, %rax
-	jmp	14b
-	.size	__pthread_cond_wait, .-__pthread_cond_wait
-weak_alias(__pthread_cond_wait, pthread_cond_wait)
-
-
-	.align	16
-	.type	__condvar_cleanup1, @function
-	.globl	__condvar_cleanup1
-	.hidden	__condvar_cleanup1
-__condvar_cleanup1:
-	/* Stack frame:
-
-	   rsp + 32
-		    +--------------------------+
-	   rsp + 24 | unused                   |
-	            +--------------------------+
-	   rsp + 16 | mutex pointer            |
-	            +--------------------------+
-	   rsp +  8 | condvar pointer          |
-	            +--------------------------+
-	   rsp +  4 | old broadcast_seq value  |
-	            +--------------------------+
-	   rsp +  0 | old cancellation mode    |
-	            +--------------------------+
-	*/
-
-	movq	%rax, 24(%rsp)
-
-	/* Get internal lock.  */
-	movq	8(%rsp), %rdi
-	movl	$1, %esi
-	xorl	%eax, %eax
-	LOCK
-#if cond_lock == 0
-	cmpxchgl %esi, (%rdi)
-#else
-	cmpxchgl %esi, cond_lock(%rdi)
-#endif
-	jz	1f
-
-#if cond_lock != 0
-	addq	$cond_lock, %rdi
-#endif
-	cmpq	$-1, dep_mutex-cond_lock(%rdi)
-	movl	$LLL_PRIVATE, %eax
-	movl	$LLL_SHARED, %esi
-	cmovne	%eax, %esi
-	callq	__lll_lock_wait
-#if cond_lock != 0
-	subq	$cond_lock, %rdi
-#endif
-
-1:	movl	broadcast_seq(%rdi), %edx
-	cmpl	4(%rsp), %edx
-	jne	3f
-
-	/* We increment the wakeup_seq counter only if it is lower than
-	   total_seq.  If this is not the case the thread was woken and
-	   then canceled.  In this case we ignore the signal.  */
-	movq	total_seq(%rdi), %rax
-	cmpq	wakeup_seq(%rdi), %rax
-	jbe	6f
-	incq	wakeup_seq(%rdi)
-	incl	cond_futex(%rdi)
-6:	incq	woken_seq(%rdi)
-
-3:	subl	$(1 << nwaiters_shift), cond_nwaiters(%rdi)
-
-	/* Wake up a thread which wants to destroy the condvar object.  */
-	xorl	%ecx, %ecx
-	cmpq	$0xffffffffffffffff, total_seq(%rdi)
-	jne	4f
-	movl	cond_nwaiters(%rdi), %eax
-	andl	$~((1 << nwaiters_shift) - 1), %eax
-	jne	4f
-
-	cmpq	$-1, dep_mutex(%rdi)
-	leaq	cond_nwaiters(%rdi), %rdi
-	movl	$1, %edx
-#ifdef __ASSUME_PRIVATE_FUTEX
-	movl	$FUTEX_WAKE, %eax
-	movl	$(FUTEX_WAKE|FUTEX_PRIVATE_FLAG), %esi
-	cmove	%eax, %esi
-#else
-	movl	$0, %eax
-	movl	%fs:PRIVATE_FUTEX, %esi
-	cmove	%eax, %esi
-	orl	$FUTEX_WAKE, %esi
-#endif
-	movl	$SYS_futex, %eax
-	syscall
-	subq	$cond_nwaiters, %rdi
-	movl	$1, %ecx
-
-4:	LOCK
-#if cond_lock == 0
-	decl	(%rdi)
-#else
-	decl	cond_lock(%rdi)
-#endif
-	je	2f
-#if cond_lock != 0
-	addq	$cond_lock, %rdi
-#endif
-	cmpq	$-1, dep_mutex-cond_lock(%rdi)
-	movl	$LLL_PRIVATE, %eax
-	movl	$LLL_SHARED, %esi
-	cmovne	%eax, %esi
-	/* The call preserves %rcx.  */
-	callq	__lll_unlock_wake
-
-	/* Wake up all waiters to make sure no signal gets lost.  */
-2:	testl	%ecx, %ecx
-	jnz	5f
-	addq	$cond_futex, %rdi
-	cmpq	$-1, dep_mutex-cond_futex(%rdi)
-	movl	$0x7fffffff, %edx
-#ifdef __ASSUME_PRIVATE_FUTEX
-	movl	$FUTEX_WAKE, %eax
-	movl	$(FUTEX_WAKE|FUTEX_PRIVATE_FLAG), %esi
-	cmove	%eax, %esi
-#else
-	movl	$0, %eax
-	movl	%fs:PRIVATE_FUTEX, %esi
-	cmove	%eax, %esi
-	orl	$FUTEX_WAKE, %esi
-#endif
-	movl	$SYS_futex, %eax
-	syscall
-
-5:	movq	16(%rsp), %rdi
-	callq	__pthread_mutex_cond_lock
-
-	movq	24(%rsp), %rdi
-.LcallUR:
-	call	_Unwind_Resume@PLT
-	hlt
-.LENDCODE:
-	cfi_endproc
-	.size	__condvar_cleanup1, .-__condvar_cleanup1
-
-
-	.section .gcc_except_table,"a",@progbits
-.LexceptSTART:
-	.byte	DW_EH_PE_omit			# @LPStart format
-	.byte	DW_EH_PE_omit			# @TType format
-	.byte	DW_EH_PE_uleb128		# call-site format
-	.uleb128 .Lcstend-.Lcstbegin
-.Lcstbegin:
-	.uleb128 .LcleanupSTART-.LSTARTCODE
-	.uleb128 .LcleanupEND-.LcleanupSTART
-	.uleb128 __condvar_cleanup1-.LSTARTCODE
-	.uleb128  0
-	.uleb128 .LcallUR-.LSTARTCODE
-	.uleb128 .LENDCODE-.LcallUR
-	.uleb128 0
-	.uleb128  0
-.Lcstend:
-
-
-#ifdef SHARED
-	.hidden	DW.ref.__gcc_personality_v0
-	.weak	DW.ref.__gcc_personality_v0
-	.section .gnu.linkonce.d.DW.ref.__gcc_personality_v0,"aw",@progbits
-	.align	8
-	.type	DW.ref.__gcc_personality_v0, @object
-	.size	DW.ref.__gcc_personality_v0, 8
-DW.ref.__gcc_personality_v0:
-	.quad	__gcc_personality_v0
-#endif
diff --git a/test/nptl/Makefile.in b/test/nptl/Makefile.in
index ac2aa8b..f8dd1ca 100644
--- a/test/nptl/Makefile.in
+++ b/test/nptl/Makefile.in
@@ -31,7 +31,7 @@  TESTS := tst-align tst-align2 tst-atfork1 tst-attr1 tst-attr2 tst-attr3	\
 	tst-signal5 tst-signal6 tst-spin1 tst-spin2 tst-spin3		\
 	tst-stack1 tst-stack2 tst-stdio1 tst-stdio2 tst-sysconf		\
 	tst-tls1 tst-tls2 tst-tls3 tst-tls4 tst-tls5 tst-tsd1 tst-tsd2	\
-	tst-tsd3 tst-tsd4 tst-tsd5 tst-umask1 \
+	tst-tsd3 tst-tsd4 tst-tsd5 tst-umask1 tst-cond-deadlock \
 	tst-align3 tst-cancel4 tst-cancel5 tst-cancel18 tst-cancel23 \
 	tst-cancel25 tst-cancelx2 tst-cancelx3 tst-cancelx4 tst-cancelx6 \
 	tst-cancelx7 tst-cancelx8 tst-cancelx9 tst-cancelx10 tst-cancelx11 \
diff --git a/test/nptl/tst-cond-deadlock.c b/test/nptl/tst-cond-deadlock.c
new file mode 100644
index 0000000..dd978fb
--- /dev/null
+++ b/test/nptl/tst-cond-deadlock.c
@@ -0,0 +1,51 @@ 
+/*
+ * Copyright (C) 2016 Martin Willi <martin@strongswan.org>
+ * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
+ */
+
+#include <pthread.h>
+
+static pthread_mutex_t m;
+static pthread_cond_t c;
+static pthread_t t;
+static volatile int ready;
+
+static void cancelcb(void *arg)
+{
+    pthread_mutex_unlock(&m);
+}
+
+static void* threadcb(void *arg)
+{
+    pthread_mutex_lock(&m);
+    pthread_cleanup_push(cancelcb, NULL);
+
+    ready = 1;
+    while (1)
+        pthread_cond_wait(&c, &m);
+    pthread_cleanup_pop(1);
+}
+
+static int
+do_test (void)
+{
+    pthread_mutex_init(&m, NULL);
+    pthread_cond_init(&c, NULL);
+
+    pthread_create(&t, NULL, threadcb, NULL);
+
+    while (!ready);
+
+    pthread_cancel(t);
+    pthread_join(t, NULL);
+
+    pthread_cond_signal(&c);
+    pthread_cond_destroy(&c);
+    pthread_mutex_destroy(&m);
+
+    return 0;
+}
+
+#define TEST_FUNCTION do_test ()
+#define TIMEOUT 100
+#include "../test-skeleton.c"