Import in NPTL code from glibc. For further information please

consult the 'README.NPTL' file.

1 files changed, 7160 insertions, 0 deletions

diff --git a/libpthread/nptl/ChangeLog b/libpthread/nptl/ChangeLog
new file mode 100644
index 000000000..6fb56a93f
--- /dev/null
+++ b/libpthread/nptl/ChangeLog
@@ -0,0 +1,7160 @@
+2005-05-03  Ulrich Drepper  <drepper@redhat.com>
+
+	[BZ #915]
+	* sysdeps/pthread/pthread.h: Avoid empty initializers.
+
+2005-05-03  Jakub Jelinek  <jakub@redhat.com>
+
+	* sysdeps/unix/sysv/linux/i386/sysdep-cancel.h: Remove explicit
+	.eh_frame section, use cfi_* directives.
+
+2005-04-27  Jakub Jelinek  <jakub@redhat.com>
+
+	* sysdeps/unix/sysv/linux/pthread_getcpuclockid.c: Use <> instead
+	of "" includes.
+
+2005-04-27  Ulrich Drepper  <drepper@redhat.com>
+
+	* tst-cancel17.c (do_test): Add arbitrary factor to make sure
+	aio_write blocks.
+
+2005-04-27  Roland McGrath  <roland@redhat.com>
+
+	* Makefile (tests): Remove tst-clock2.
+
+	* sysdeps/unix/sysv/linux/timer_create.c (timer_create): Handle
+	CLOCK_PROCESS_CPUTIME_ID and CLOCK_PROCESS_THREAD_ID specially,
+	translating to the kernel clockid_t for our own process/thread clock.
+
+	* sysdeps/unix/sysv/linux/pthread_getcpuclockid.c: New file.
+
+2005-04-15  Jakub Jelinek  <jakub@redhat.com>
+
+	* old_pthread_cond_init.c: Include <errno.h>.
+	(__pthread_cond_init_2_0): Fail with EINVAL if COND_ATTR is
+	process shared or uses clock other than CLOCK_REALTIME.
+	* pthread_cond_init.c (__pthread_cond_init): Remove bogus comment.
+
+2005-04-13  David S. Miller  <davem@davemloft.net>
+
+	* sysdeps/sparc/sparc64/jmpbuf-unwind.h: New file.
+	* sysdeps/sparc/sparc64/clone.S: New file.
+
+2005-04-05  Jakub Jelinek  <jakub@redhat.com>
+
+	* sysdeps/pthread/pthread.h (__pthread_cleanup_routine): Use
+	__inline instead of inline.
+	* sysdeps/pthread/bits/libc-lock.h (__libc_cleanup_routine): Likewise.
+
+2005-03-31  Jakub Jelinek  <jakub@redhat.com>
+
+	* sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_unlock.S: Use
+	functionally equivalent, but shorter instructions.
+	* sysdeps/unix/sysv/linux/x86_64/pthread_cond_broadcast.S: Likewise.
+	* sysdeps/unix/sysv/linux/x86_64/sysdep-cancel.h: Likewise.
+	* sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_timedrdlock.S:
+	Likewise.
+	* sysdeps/unix/sysv/linux/x86_64/pthread_barrier_wait.S: Likewise.
+	* sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_rdlock.S: Likewise.
+	* sysdeps/unix/sysv/linux/x86_64/sem_wait.S: Likewise.
+	* sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_wrlock.S: Likewise.
+	* sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S: Likewise.
+	* sysdeps/unix/sysv/linux/x86_64/pthread_once.S: Likewise.
+	* sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_timedwrlock.S:
+	Likewise.
+	* sysdeps/unix/sysv/linux/x86_64/pthread_cond_signal.S: Likewise.
+	* sysdeps/unix/sysv/linux/x86_64/lowlevellock.S: Likewise.
+	* sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S: Likewise.
+	* sysdeps/unix/sysv/linux/x86_64/sem_post.S: Likewise.
+	* sysdeps/unix/sysv/linux/x86_64/sem_timedwait.S: Likewise.
+
+2005-03-28  Daniel Jacobowitz  <dan@codesourcery.com>
+
+	* sysdeps/mips/Makefile: New file.
+	* sysdeps/mips/nptl-sysdep.S: New file.
+	* sysdeps/mips/tcb-offsets.sym: New file.
+	* sysdeps/mips/pthread_spin_lock.S: New file.
+	* sysdeps/mips/pthread_spin_trylock.S: New file.
+	* sysdeps/mips/pthreaddef.h: New file.
+	* sysdeps/mips/tls.h: New file.
+	* sysdeps/mips/jmpbuf-unwind.h: New file.
+	* sysdeps/unix/sysv/linux/mips/lowlevellock.h: New file.
+	* sysdeps/unix/sysv/linux/mips/bits/pthreadtypes.h: New file.
+	* sysdeps/unix/sysv/linux/mips/bits/semaphore.h: New file.
+	* sysdeps/unix/sysv/linux/mips/pthread_once.c: New file.
+	* sysdeps/unix/sysv/linux/mips/fork.c: New file.
+	* sysdeps/unix/sysv/linux/mips/pt-vfork.S: New file.
+	* sysdeps/unix/sysv/linux/mips/vfork.S: New file.
+	* sysdeps/unix/sysv/linux/mips/clone.S: New file.
+	* sysdeps/unix/sysv/linux/mips/createthread.c: New file.
+	* sysdeps/unix/sysv/linux/mips/sysdep-cancel.h: New file.
+
+2005-03-23  Ulrich Drepper  <drepper@redhat.com>
+
+	* pthread_create.c (__pthread_create_2_1): Rename syscall error
+	variable to scerr.
+
+2005-03-10  Jakub Jelinek  <jakub@redhat.com>
+
+	* tst-getpid1.c (do_test): Align stack passed to clone{2,}.
+
+2005-02-25  Roland McGrath  <roland@redhat.com>
+
+	* alloca_cutoff.c: Correct license text.
+	* tst-unload.c: Likewise.
+	* sysdeps/pthread/allocalim.h: Likewise.
+	* sysdeps/pthread/pt-initfini.c: Likewise.
+	* sysdeps/pthread/bits/libc-lock.h: Likewise.
+	* sysdeps/pthread/bits/sigthread.h: Likewise.
+	* sysdeps/unix/sysv/linux/bits/local_lim.h: Likewise.
+	* sysdeps/unix/sysv/linux/bits/posix_opt.h: Likewise.
+
+2005-02-16  Roland McGrath  <roland@redhat.com>
+
+	* sysdeps/pthread/pthread-functions.h (struct pthread_functions):
+	Use unsigned int * for ptr_nthreads.
+
+2005-02-14  Alan Modra  <amodra@bigpond.net.au>
+
+	* sysdeps/powerpc/tcb-offsets.sym (thread_offsetof): Redefine to suit
+	gcc4.
+
+2005-02-07  Richard Henderson  <rth@redhat.com>
+
+	[BZ #787]
+	* sysdeps/pthread/pthread.h (__sigsetjmp): Use pointer as first
+	argument.
+
+2004-11-03  Marcus Brinkmann  <marcus@gnu.org>
+
+	* sysdeps/generic/lowlevellock.h (__generic_mutex_unlock): Fix
+	order of arguments in invocation of atomic_add_zero.
+
+2005-01-26  Jakub Jelinek  <jakub@redhat.com>
+
+	[BZ #737]
+	* sysdeps/unix/sysv/linux/i386/i486/sem_trywait.S (__new_sem_trywait):
+	Use direct %gs segment access or, if NO_TLS_DIRECT_SEG_REFS,
+	at least gotntpoff relocation and addition.
+	* sysdeps/unix/sysv/linux/i386/i486/sem_timedwait.S (sem_timedwait):
+	Likewise.
+	* sysdeps/unix/sysv/linux/i386/i486/sem_post.S (__new_sem_post):
+	Likewise.
+	* sysdeps/unix/sysv/linux/i386/i486/sem_wait.S (__new_sem_wait):
+	Likewise.
+
+2005-01-06  Ulrich Drepper  <drepper@redhat.com>
+
+	* allocatestack.c (init_one_static_tls): Adjust initialization of DTV
+	entry for static tls deallocation fix.
+	* sysdeps/alpha/tls.h (dtv_t): Change pointer type to be struct which
+	also contains information whether the memory pointed to is static
+	TLS or not.
+	* sysdeps/i386/tls.h: Likewise.
+	* sysdeps/ia64/tls.h: Likewise.
+	* sysdeps/powerpc/tls.h: Likewise.
+	* sysdeps/s390/tls.h: Likewise.
+	* sysdeps/sh/tls.h: Likewise.
+	* sysdeps/sparc/tls.h: Likewise.
+	* sysdeps/x86_64/tls.h: Likewise.
+
+2004-12-27  Ulrich Drepper  <drepper@redhat.com>
+
+	* init.c (__pthread_initialize_minimal_internal): Use __sigemptyset.
+
+2004-12-21  Jakub Jelinek  <jakub@redhat.com>
+
+	* sysdeps/i386/tls.h (CALL_THREAD_FCT): Maintain 16 byte alignment of
+	%esp.
+	* Makefile (tests): Add tst-align2.
+	* tst-align2.c: New test.
+	* sysdeps/i386/Makefile (CFLAGS-tst-align{,2}.c): Add
+	-mpreferred-stack-boundary=4.
+
+2004-12-18  Roland McGrath  <roland@redhat.com>
+
+	* sysdeps/unix/sysv/linux/powerpc/powerpc64/bits/local_lim.h:
+	New file removed withdrawn for the moment.
+
+2004-12-17  Richard Henderson  <rth@redhat.com>
+
+	* sysdeps/unix/sysv/linux/alpha/clone.S: New file.
+	* sysdeps/alpha/tcb-offsets.sym (TID_OFFSET): New.
+
+2004-12-16  Ulrich Drepper  <drepper@redhat.com>
+
+	* sysdeps/unix/sysv/linux/powerpc/powerpc64/bits/local_lim.h: New file.
+	Increased PTHREAD_STACK_MIN.
+
+	* tst-context1.c (stacks): Use bigger stack size.
+
+2004-12-16  Jakub Jelinek  <jakub@redhat.com>
+
+	* sysdeps/unix/sysv/linux/sparc/sparc32/clone.S: New file.
+	* sysdeps/sparc/tcb-offsets.sym: Add TID.
+
+2004-12-15  Jakub Jelinek  <jakub@redhat.com>
+
+	* sysdeps/unix/sysv/linux/s390/s390-32/clone.S: New file.
+	* sysdeps/unix/sysv/linux/s390/s390-64/clone.S: New file.
+	* sysdeps/s390/tcb-offsets.sym (TID): Add.
+
+2004-12-15  Ulrich Drepper  <drepper@redhat.com>
+
+	* sysdeps/unix/sysv/linux/powerpc/powerpc32/clone.S: New file.
+
+2004-12-14  Ulrich Drepper  <drepper@redhat.com>
+
+	* sysdeps/powerpc/tcb-offsets.sym: Add TID.
+	* sysdeps/unix/sysv/linux/powerpc/powerpc64/clone.S: New file.
+
+	* tst-getpid1.c: If child crashes, report this first.  Print which
+	signal.
+
+2004-12-09  Ulrich Drepper  <drepper@redhat.com>
+
+	* init.c (__pthread_initialize_minimal_internal): Also unblock
+	SIGSETXID.
+
+2004-12-01  Jakub Jelinek  <jakub@redhat.com>
+
+	* sysdeps/unix/sysv/linux/bits/posix_opt.h (_POSIX_CPUTIME,
+	_POSIX_THREAD_CPUTIME): Define to 0.
+	* sysdeps/pthread/timer_create.c (timer_create): Remove unused code
+	handling CLOCK_PROCESS_CPUTIME_ID and CLOCK_THREAD_CPUTIME_ID.
+	* sysdeps/pthread/timer_routines.c (__timer_signal_thread_pclk,
+	__timer_signal_thread_tclk): Remove.
+	(init_module): Remove their initialization.
+	(thread_cleanup): Remove their cleanup assertions.
+	* sysdeps/pthread/posix-timer.h (__timer_signal_thread_pclk,
+	__timer_signal_thread_tclk): Remove.
+	* sysdeps/unix/sysv/linux/i386/bits/posix_opt.h: Removed.
+	* sysdeps/unix/sysv/linux/ia64/bits/posix_opt.h: Removed.
+	* sysdeps/unix/sysv/linux/x86_64/bits/posix_opt.h: Removed.
+
+2004-12-07  Jakub Jelinek  <jakub@redhat.com>
+
+	* sysdeps/ia64/tcb-offsets.sym (TID): Add.
+	* sysdeps/unix/sysv/linux/ia64/clone2.S: New file.
+
+	* Makefile (tests): Add tst-getpid2.
+	* tst-getpid1.c (TEST_CLONE_FLAGS): Define.
+	(do_test): Use it.  Use __clone2 instead of clone on ia64.
+	* tst-getpid2.c: New test.
+
+2004-12-07  Kaz Kojima  <kkojima@rr.iij4u.or.jp>
+
+	* sysdeps/unix/sysv/linux/sh/clone.S: New file.
+
+2004-12-04  Ulrich Drepper  <drepper@redhat.com>
+
+	* Makefile (tests): Add tst-getpid1.
+	* tst-getpid1.c: New file.
+	* sysdeps/unix/sysv/linux/i386/clone.S: New file.
+	* sysdeps/unix/sysv/linux/x86_64/clone.S: New file.
+
+2004-12-02  Roland McGrath  <roland@redhat.com>
+
+	* Makefile (libpthread-nonshared): Variable removed.
+	($(objpfx)libpthread_nonshared.a): Target removed.
+	($(inst_libdir)/libpthread_nonshared.a): Likewise.
+	These are now handled by generic magic from
+	libpthread-static-only-routines being set.
+
+2004-11-27  Ulrich Drepper  <drepper@redhat.com>
+
+	* sysdeps/unix/sysv/linux/bits/posix_opt.h (_POSIX_PRIORITIZED_IO,
+	_POSIX2_CHAR_TERM, _POSIX_THREAD_PRIO_INHERIT,
+	_POSIX_THREAD_PRIO_PROTECT): Define.
+	* sysdeps/unix/sysv/linux/i386/bits/posix_opt.h: Likewise.
+	* sysdeps/unix/sysv/linux/ia64/bits/posix_opt.h: Likewise.
+	* sysdeps/unix/sysv/linux/x86_64/bits/posix_opt.h: Likewise.
+
+2004-11-26  Jakub Jelinek  <jakub@redhat.com>
+
+	* sysdeps/unix/sysv/linux/bits/posix_opt.h (_POSIX_ADVISORY_INFO,
+	_POSIX_SPORADIC_SERVER, _POSIX_THREAD_SPORADIC_SERVER, _POSIX_TRACE,
+	_POSIX_TRACE_EVENT_FILTER, _POSIX_TRACE_INHERIT, _POSIX_TRACE_LOG,
+	_POSIX_TYPED_MEMORY_OBJECTS, _POSIX_IPV6, _POSIX_RAW_SOCKETS): Define.
+	* sysdeps/unix/sysv/linux/i386/bits/posix_opt.h: Likewise.
+	* sysdeps/unix/sysv/linux/ia64/bits/posix_opt.h: Likewise.
+	* sysdeps/unix/sysv/linux/x86_64/bits/posix_opt.h: Likewise.
+
+2004-11-24  Ulrich Drepper  <drepper@redhat.com>
+
+	* sysdeps/x86_64/Makefile [nptl]: Define CFLAGS-pthread_create.c.
+
+	* Makefile (libpthread-routines): Add pthread_setschedprio.
+	* Versions [libpthread, GLIBC_2.3.4]: Add pthread_setschedprio.
+	* sysdeps/pthread/pthread.h: Declare pthread_setschedprio.
+	* pthread_setschedprio.c: New file.
+
+2004-11-20  Jakub Jelinek  <jakub@redhat.com>
+
+	* pthread_create.c (pthread_cancel): Add PTHREAD_STATIC_FN_REQUIRE.
+	* pthread_cancel.c (pthread_create): Likewise.
+
+	* Makefile (libpthread-routines): Add vars.
+	* sysdeps/pthread/createthread.c (__pthread_multiple_threads): Remove.
+	* init.c (__default_stacksize, __is_smp): Remove.
+	* vars.c: New file.
+	* pthreadP.h (__find_thread_by_id): If !SHARED, add weak_function
+	and define a wrapper macro.
+	(PTHREAD_STATIC_FN_REQUIRE): Define.
+	* allocatestack.c (__find_thread_by_id): Undefine.
+	* pthread_create (__pthread_keys): Remove.
+	(pthread_mutex_lock, pthread_mutex_unlock, pthread_once,
+	pthread_key_create, pthread_setspecific, pthread_getspecific): Add
+	PTHREAD_STATIC_FN_REQUIRE.
+
+2004-11-18  Kaz Kojima  <kkojima@rr.iij4u.or.jp>
+
+	* sysdeps/sh/tls.h (DB_THREAD_SELF): Set the correct bias
+	parameter to REGISTER macro.
+
+2004-11-17  Roland McGrath  <roland@redhat.com>
+
+	* sysdeps/unix/sysv/linux/timer_routines.c (__start_helper_thread):
+	Make sure SIGCANCEL is blocked as well.
+
+2004-11-10  Jakub Jelinek  <jakub@redhat.com>
+
+	* sysdeps/pthread/setxid.h: New file.
+	* sysdeps/pthread/pthread-functions.h (HAVE_PTR__NPTL_SETXID): Remove.
+	(struct xid_command): Add forward decl.
+	(struct pthread_functions): Change return type of __nptl_setxid hook
+	to int.
+	* pthreadP.h (__nptl_setxid): Change return type to int.
+	* allocatestack.c (__nptl_setxid): Call INTERNAL_SYSCALL_NCS in the
+	calling thread, return its return value and set errno on failure.
+	* descr.h (struct xid_command): Change id type to long array.
+
+	* Makefile: Add rules to build and test tst-setuid1 and
+	tst-setuid1-static.
+	* tst-setuid1.c: New test.
+	* tst-setuid1-static.c: New test.
+
+2004-11-10  Jakub Jelinek  <jakub@redhat.com>
+
+	* Makefile (tests): Add tst-exit3.
+	* tst-exit3.c: New test.
+
+2004-11-09  Ulrich Drepper  <drepper@redhat.com>
+
+	* Makefile (tests): Add tst-exit2.
+	* tst-exit2.c: New file.
+
+2004-11-09  Roland McGrath  <roland@redhat.com>
+
+	[BZ #530]
+	* sysdeps/pthread/createthread.c (do_clone): Increment __nptl_nthreads
+	here, before calling clone.
+	* pthread_create.c (start_thread): Don't do it here.
+
+2004-11-02  Jakub Jelinek  <jakub@redhat.com>
+
+	* sysdeps/unix/sysv/linux/smp.h: Include <errno.h>.
+
+2004-10-29  Kaz  Kojima  <kkojima@rr.iij4u.or.jp>
+
+	* sysdeps/unix/sysv/linux/sh/sem_timedwait.S (sem_timedwait):
+	Set ETIMEDOUT to errno when time is up.  Tweak to avoid
+	assembler warning.
+
+2004-10-28  Jakub Jelinek  <jakub@redhat.com>
+
+	* pthread_create.c (__pthread_create_2_1): Avoid leaking stacks
+	if sched_priority is not between minprio and maxprio.
+
+2004-10-25  Kaz Kojima  <kkojima@rr.iij4u.or.jp>
+
+	* sysdeps/unix/sysv/linux/sh/pthread_cond_timedwait.S
+	(__pthread_cond_timedwait): Use clock_gettime syscall if exists.
+
+	* sysdeps/unix/sysv/linux/sh/lowlevellock.S
+	(__lll_mutex_timedlock_wait): Fix a bad branch condition.
+
+2004-10-24  Ulrich Drepper  <drepper@redhat.com>
+
+	* sysdeps/unix/sysv/linux/smp.h (is_smp_system): Use
+	not-cancelable I/O functions.
+
+2004-10-21  Kaz Kojima  <kkojima@rr.iij4u.or.jp>
+
+	* sysdeps/unix/sysv/linux/sh/lowlevellock.S
+	(__lll_mutex_timedlock_wait): If woken but cannot get the lock,
+	make sure 2 is stored in the futex and we looked at the old value.
+	Fix a few other problems to return the correct value.
+
+2004-10-14  Richard Henderson  <rth@redhat.com>
+
+	* sysdeps/alpha/tcb-offsets.sym (thread_offsetof): Redefine to
+	make gcc4 happy.
+
+2004-10-06  Jakub Jelinek  <jakub@redhat.com>
+
+	* sysdeps/unix/sysv/linux/jmp-unwind.c: Include pthreadP.h instead
+	of pthread-functions.h and pthreaddef.h.
+	* sysdeps/unix/sysv/linux/s390/jmp-unwind.c: Likewise.
+
+	* sysdeps/unix/sysv/linux/x86_64/bits/pthreadtypes.h (pthread_cond_t):
+	Change __data.__nwaiters from int to unsigned int.
+
+	* tst-clock2.c (do_test): Don't fail if _POSIX_THREAD_CPUTIME == 0 and
+	sysconf (_SC_THREAD_CPUTIME) returns negative value.
+
+	* allocatestack.c (__find_thread_by_id): Move attribute_hidden
+	before return type.
+
+	* sysdeps/s390/jmpbuf-unwind.h: Include bits/wordsize.h.
+	(JMPBUF_CFA_UNWINDS_ADJ): Subtract 96 resp. 160 bytes from CFA.
+
+2004-10-06  Ulrich Drepper  <drepper@redhat.com>
+
+	* tst-cancel4.c (tf_msgrcv): Check for failure in msgget.  If the
+	test fails, remove message queue.
+	(tf_msgsnd): Likewise.
+
+2004-10-05  Jakub Jelinek  <jakub@redhat.com>
+
+	* tst-clock1.c: Change #ifdef to #if defined.
+	* tst-clock2.c: Likewise.
+	* tst-cond11.c: Likewise.
+
+	* sysdeps/pthread/timer_create.c (timer_create): Use
+	defined _POSIX_CPUTIME && _POSIX_CPUTIME >= 0 instead of
+	defined CLOCK_PROCESS_CPUTIME_ID #ifs and similarly for
+	THREAD_CPUTIME.
+
+2004-10-05  Jakub Jelinek  <jakub@redhat.com>
+
+	* sysdeps/unix/sysv/linux/x86_64/bits/posix_opt.h (_POSIX_CPUTIME,
+	_POSIX_THREAD_CPUTIME): Define to 0.
+
+2004-10-04  Ulrich Drepper  <drepper@redhat.com>
+
+	* sysdeps/unix/sysv/linux/i386/bits/posix_opt.h: Define _POSIX_CPUTIME
+	and _POSIX_THREAD_CPUTIME to zero.
+	* sysdeps/unix/sysv/linux/ia64/bits/posix_opt.h: Likewise.
+	* tst-barrier2.c: Fix testing for POSIX feature.
+	* tst-clock1.c: Likewise.
+	* tst-clock2.c: Likewise.
+	* tst-cond11.c: Likewise.
+	* tst-cond4.c: Likewise.
+	* tst-cond6.c: Likewise.
+	* tst-flock2.c: Likewise.
+	* tst-mutex4.c: Likewise.
+	* tst-mutex9.c: Likewise.
+	* tst-rwlock12.c: Likewise.
+	* tst-rwlock4.c: Likewise.
+	* tst-signal1.c: Likewise.
+	* tst-spin2.c: Likewise.
+	* sysdeps/pthread/posix-timer.h: Likewise.
+	* sysdeps/pthread/timer_create.c: Likewise.
+	* sysdeps/pthread/timer_routines.c: Likewise.
+
+2004-10-01  Ulrich Drepper  <drepper@redhat.com>
+
+	* sysdeps/unix/sysv/linux/x86_64/lowlevellock.S
+	(__lll_mutex_timedlock_wait): Address futex correctly.
+
+	* sysdeps/unix/sysv/linux/i386/i486/lowlevellock.S
+	(__lll_mutex_timedlock_wait): If woken but cannot get the lock,
+	make sure 2 is stored in the futex and we looked at the old value.
+	* sysdeps/unix/sysv/linux/x86_64/lowlevellock.S
+	(__lll_mutex_timedlock_wait): Likewise.  Fix a few other problems
+	which might very well made the code not working at all before.
+	[BZ #417]
+
+2004-09-28  Ulrich Drepper  <drepper@redhat.com>
+
+	* sysdeps/unix/sysv/linux/pthread_kill.c (__pthread_kill): Don't
+	allow SIGSETXID to be sent.
+	* sysdeps/pthread/sigaction.c (__sigaction): Don't allow action
+	for SIGSETXID to be defined.
+	* sysdeps/pthread/pthread_sigmask.c (pthread_sigmask): Make sure
+	SIGSETXID cannot be blocked.
+
+	* sysdeps/unix/sysv/linux/sh/bits/pthreadtypes.h (pthread_cond_t):
+	Add __extension__ to long long types.
+	* sysdeps/unix/sysv/linux/sparc/bits/pthreadtypes.h: Likewise.
+	* sysdeps/unix/sysv/linux/s390/bits/pthreadtypes.h: Likewise.
+	* sysdeps/unix/sysv/linux/powerpc/bits/pthreadtypes.h: Likewise.
+	* sysdeps/unix/sysv/linux/ia64/bits/pthreadtypes.h: Likewise.
+	* sysdeps/unix/sysv/linux/alpha/bits/pthreadtypes.h: Likewise.
+	* sysdeps/unix/sysv/linux/i386/bits/pthreadtypes.h: Likewise.
+	* sysdeps/unix/sysv/linux/x86_64/bits/pthreadtypes.h: Likewise.
+
+2004-09-25  Ulrich Drepper  <drepper@redhat.com>
+
+	* descr.h (struct pthread): Add stopped_start field.
+	* sysdeps/pthread/createthread.c (create_thread): Set
+	start_stopped flag in descriptor for new thread appropriately.
+	* pthread_create.c (start_thread): Only take lock to be stopped on
+	startup if stopped_start flag says so.
+
+2004-09-24  Ulrich Drepper  <drepper@redhat.com>
+
+	* pthread_create.c (__pthread_create_2_1): Remember whether thread
+	is created detached and if yes, do not try to free the stack in case
+	the thread creation failed.
+	* sysdeps/pthread/createthread.c (do_clone): Free stack here if clone
+	call fails.  Don't depend on INTERNAL_SYSCALL_ERRNO return zero in
+	case there has been no error.  [BZ #405]
+
+	* pthread_create.c (start_thread): Don't wait for scheduler data
+	etc to be set at the beginning of the function.  The cancellation
+	infrastructure must have been set up.  And enable async
+	cancellation before potentially going to sleep.  [BZ #401]
+
+2004-09-20  Ulrich Drepper  <drepper@redhat.com>
+
+	* Versions: Remove exports for pthread_set*id_np functions.
+	* sysdeps/pthread/pthread.h: Remove pthread_set*id_np prototypes
+	for now.
+	* Makefile: Don't build pthread_set*id code for now.
+
+2004-09-19  Ulrich Drepper  <drepper@redhat.com>
+
+	* sysdeps/unix/sysv/linux/allocrtsig.c: Allocate second signal for
+	internal use.
+	* allocatestack.c (__nptl_setxid): New function.
+	* descr.h (struct xid_command): Define type.
+	* init.c (pthread_functions): Add ptr__nptl_setxid initialization.
+	(sighandler_setxid): New function.
+	(__pthread_initialize_minimal): Register sighandler_setxid for
+	SIGCANCEL.
+	* pt-allocrtsig.c: Update comment.
+	* pthreadP.h: Define SIGSETXID.  Declare __xidcmd variable.
+	Declare __nptl_setxid.
+	* sysdeps/pthread/pthread-functions.h: Add ptr__nptl_setxid.
+	* sysdeps/pthread/pthread.h: Declare pthread_setgid_np,
+	pthread_setuid_np, pthread_setegid_np, pthread_seteuid_np,
+	pthread_setregid_np, pthread_setreuid_np, pthread_setresgid_np,
+	and pthread_setresuid_np.
+	* pthread_setgid_np.c: New file.
+	* pthread_setuid_np.c: New file.
+	* pthread_setegid_np.c: New file.
+	* pthread_seteuid_np.c: New file.
+	* pthread_setregid_np.c: New file.
+	* pthread_setreuid_np.c: New file.
+	* pthread_setresgid_np.c: New file.
+	* pthread_setresuid_np.c: New file.
+	* Versions [libpthread, GLIBC_2.3.4]: Add pthread_setgid_np,
+	pthread_setuid_np, pthread_setegid_np, pthread_seteuid_np,
+	pthread_setregid_np, pthread_setreuid_np, pthread_setresgid_np,
+	and pthread_setresuid_np.
+	* Makefile (libpthread-routines): Add pthread_setuid, pthread_seteuid,
+	pthread_setreuid, pthread_setresuid, pthread_setgid, pthread_setegid,
+	pthread_setregid, and pthread_setresgid.
+
+2004-09-18  Ulrich Drepper  <drepper@redhat.com>
+
+	* allocatestack.c (allocate_stack): Return EAGAIN instead of
+	ENOMEM when out of memory.
+
+2004-09-10  Roland McGrath  <roland@redhat.com>
+
+	[BZ #379]
+	* allocatestack.c (allocate_stack): Remove [__ASSUME_CLONE_STOPPED]
+	code, since we don't try to use the broken CLONE_STOPPED any more.
+	* pthread_create.c (start_thread): Likewise.
+
+2004-09-15  Richard Henderson  <rth@redhat.com>
+
+	* sysdeps/unix/sysv/linux/alpha/vfork.S: Use libc_hidden_def.
+
+2004-09-01  David Mosberger  <davidm@hpl.hp.com>
+
+	* sysdeps/unix/sysv/linux/ia64/jmpbuf-unwind.h
+	(__libc_unwind_longjmp): Delete macro and declare as function.
+	* sysdeps/unix/sysv/linux/ia64/Makefile (sysdep_routines): Mention
+	__ia64_longjmp, sigstack_longjmp, and __sigstack_longjmp for
+	nptl directory.
+	* sysdeps/unix/sysv/linux/ia64/__ia64_longjmp.S: New file.
+	* sysdeps/unix/sysv/linux/ia64/__sigstack_longjmp.c: New file.
+	* sysdeps/unix/sysv/linux/ia64/unwind_longjmp.c: New file.
+
+2004-09-12  Ulrich Drepper  <drepper@redhat.com>
+
+	* sysdeps/pthread/pthread.h: Make rwlock prototypes available also
+	for __USE_XOPEN2K.
+	* sysdeps/unix/sysv/linux/alpha/bits/pthreadtypes.h: Define rwlock
+	types also for __USE_XOPEN2K.
+	* sysdeps/unix/sysv/linux/i386/bits/pthreadtypes.h: Likewise.
+	* sysdeps/unix/sysv/linux/ia64/bits/pthreadtypes.h: Likewise.
+	* sysdeps/unix/sysv/linux/powerpc/bits/pthreadtypes.h: Likewise.
+	* sysdeps/unix/sysv/linux/s390/bits/pthreadtypes.h: Likewise.
+	* sysdeps/unix/sysv/linux/sh/bits/pthreadtypes.h: Likewise.
+	* sysdeps/unix/sysv/linux/sparc/bits/pthreadtypes.h: Likewise.
+	* sysdeps/unix/sysv/linux/x86_64/bits/pthreadtypes.h: Likewise.
+	[BZ #320]
+
+2004-09-08  Ulrich Drepper  <drepper@redhat.com>
+
+	* sysdeps/pthread/pthread.h
+	(PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP): Make safe for C++.
+	(PTHREAD_ERRORCHECK_MUTEX_INITIALIZER_NP): Likewise.
+	(PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP): Likewise.
+	(PTHREAD_RWLOCK_WRITER_NONRECURSIVE_INITIALIZER_NP): Likewise.
+	[BZ #375]
+
+2004-09-07  Ulrich Drepper  <drepper@redhat.com>
+
+	* sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep-cancel.h: Allow
+	PSEUDO to be used with . prefix.
+
+	* sysdeps/unix/sysv/linux/alpha/pthread_once.c (__pthread_once):
+	Use atomic_increment instead of atomic_exchange_and_add.
+	* sysdeps/unix/sysv/linux/sparc/pthread_once.c (__pthread_once):
+	Likewise.
+	* sysdeps/unix/sysv/linux/ia64/pthread_once.c (__pthread_once):
+	Likewise.
+	* sysdeps/unix/sysv/linux/powerpc/pthread_once.c (__pthread_once):
+	Likewise.
+
+	* allocatestack.c (allocate_stack): Use atomic_increment_val
+	instead of atomic_exchange_and_add.
+	* sysdeps/unix/sysv/linux/sem_post.c (__new_sem_post): Likewise.
+	* sysdeps/unix/sysv/linux/powerpc/sem_post.c (__new_sem_post):
+	Likewise.
+	* sysdeps/pthread/pthread_barrier_wait.c (pthread_barrier_wait):
+	Likewise.
+
+	* sysdeps/pthread/pthread.h (pthread_once): Remove __THROW since
+	the initialization function might throw.
+
+2005-09-05  Richard Henderson  <rth@redhat.com>
+
+	* sysdeps/unix/sysv/linux/alpha/sysdep-cancel.h (SINGLE_THREAD_P):
+	Move definition inside libpthread, libc, librt check.  Provide
+	definition for rtld.
+
+2004-09-02  Ulrich Drepper  <drepper@redhat.com>
+
+	* sysdeps/alpha/jmpbuf-unwind.h: Define __libc_unwind_longjmp.
+	* sysdeps/i386/jmpbuf-unwind.h: Likewise
+	* sysdeps/powerpc/jmpbuf-unwind.h: Likewise.
+	* sysdeps/s390/jmpbuf-unwind.h: Likewise.
+	* sysdeps/sh/jmpbuf-unwind.h: Likewise.
+	* sysdeps/sparc/sparc32/jmpbuf-unwind.h: Likewise.
+	* sysdeps/unix/sysv/linux/ia64/jmpbuf-unwind.h: Likewise.
+	* sysdeps/x86_64/jmpbuf-unwind.h: Likewise.
+	* unwind.c: Use it.
+
+	* sysdeps/unix/sysv/linux/i386/bits/pthreadtypes.h (pthread_cond_t):
+	Rename __data.__clock to __data.__nwaiters, make it unsigned int.
+	* sysdeps/unix/sysv/linux/x86_64/bits/pthreadtypes.h (pthread_cond_t):
+	Likewise.
+	* sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S:
+	Decrement __nwaiters.  If pthread_cond_destroy has been called and
+	this is the last waiter, signal pthread_cond_destroy caller and
+	avoid using the pthread_cond_t structure after unlock.
+	* sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S: Likewise.
+	* sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S: Likewise.
+	Read clock type from the least significant bits of __nwaiters instead
+	of __clock.
+	* sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S: Likewise.
+	* sysdeps/unix/sysv/linux/internaltypes.h: Define COND_CLOCK_BITS.
+
+2004-08-31  Jakub Jelinek  <jakub@redhat.com>
+
+	[BZ #342]
+	* Makefile (tests): Add tst-cond20 and tst-cond21.
+	* tst-cond20.c: New test.
+	* tst-cond21.c: New test.
+	* sysdeps/unix/sysv/linux/alpha/bits/pthreadtypes.h
+	(pthread_cond_t): Rename __data.__clock to __data.__nwaiters, make
+	it unsigned int.
+	* sysdeps/unix/sysv/linux/s390/bits/pthreadtypes.h (pthread_cond_t):
+	Likewise.
+	* sysdeps/unix/sysv/linux/powerpc/bits/pthreadtypes.h
+	(pthread_cond_t): Likewise.
+	* sysdeps/unix/sysv/linux/sparc/bits/pthreadtypes.h (pthread_cond_t):
+	Likewise.
+	* sysdeps/unix/sysv/linux/sh/bits/pthreadtypes.h (pthread_cond_t):
+	Likewise.
+	* sysdeps/unix/sysv/linux/ia64/bits/pthreadtypes.h (pthread_cond_t):
+	Likewise.
+	* sysdeps/unix/sysv/linux/lowlevelcond.sym (cond_clock): Remove.
+	(cond_nwaiters): New.
+	(clock_bits): New.
+	* pthread_cond_destroy.c (__pthread_cond_destroy): Return EBUSY
+	if there are waiters not signalled yet.
+	Wait until all already signalled waiters wake up.
+	* sysdeps/pthread/pthread_cond_wait.c (__condvar_cleanup): Decrement
+	__nwaiters.  If pthread_cond_destroy has been called and this is the
+	last waiter, signal pthread_cond_destroy caller and avoid using
+	the pthread_cond_t structure after unlock.
+	(__pthread_cond_wait): Increment __nwaiters in the beginning,
+	decrement it when leaving.  If pthread_cond_destroy has been called
+	and this is the last waiter, signal pthread_cond_destroy caller.
+	* sysdeps/pthread/pthread_cond_timedwait.c (__pthread_cond_timedwait):
+	Likewise.  Read clock type from the least significant bits of
+	__nwaiters instead of __clock.
+	* pthread_condattr_setclock.c (pthread_condattr_setclock): Check
+	whether clock ID can be encoded in COND_CLOCK_BITS bits.
+	* pthread_condattr_getclock.c (pthread_condattr_getclock): Decode
+	clock type just from the last COND_CLOCK_BITS bits of value.
+	* pthread_cond_init.c (__pthread_cond_init): Initialize __nwaiters
+	instead of __clock, just from second bit of condattr's value.
+
+2004-08-30  Jakub Jelinek  <jakub@redhat.com>
+
+	* sysdeps/unix/sysv/linux/x86_64/bits/pthreadtypes.h: Include
+	bits/wordsize.h.  Make the header match i386 header when __WORDSIZE
+	!= 64.
+	* sysdeps/unix/sysv/linux/x86_64/bits/semaphore.h: Likewise.
+
+2004-08-15  Roland McGrath  <roland@frob.com>
+
+	* pthread_atfork.c: Update copyright terms including special exception
+	for these trivial files, which are statically linked into executables
+	that use dynamic linking for the significant library code.
+
+2004-08-09  Jakub Jelinek  <jakub@redhat.com>
+
+	* DESIGN-rwlock.txt: Add decreasing of nr_readers_queued to
+	pthread_rwlock_rdlock.
+	* sysdeps/pthread/pthread_rwlock_rdlock (__pthread_rwlock_rdlock):
+	Decrease __nr_readers_queued after reacquiring lock.
+	* sysdeps/pthread/pthread_rwlock_timedrdlock
+	(pthread_rwlock_timedrdlock): Likewise.
+	Reported by Bob Cook <bobcook47@hotmail.com>.
+
+2004-08-11  Jakub Jelinek  <jakub@redhat.com>
+
+	* tst-rwlock14.c (tf): Read main thread handle from *ARG
+	before pthread_barrier_wait.
+
+2004-08-07  Ulrich Drepper  <drepper@redhat.com>
+
+	* sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S:
+	Remove unnecessary exception handling data.
+
+2004-07-23  Jakub Jelinek  <jakub@redhat.com>
+
+	[BZ #284]
+	* sysdeps/pthread/pthread.h (pthread_getcpuclockid): Use __clockid_t
+	instead of clockid_t.
+
+2004-07-21  Roland McGrath  <roland@redhat.com>
+
+	* Makefile ($(objpfx)multidir.mk): Use $(make-target-directory).
+
+2004-07-19  Roland McGrath  <roland@redhat.com>
+
+	* tst-cancel4.c (tf_waitid): Use WEXITED flag bit if available.
+
+2004-07-02  Roland McGrath  <roland@redhat.com>
+
+	* configure: Don't exit.
+
+2004-07-14  Kaz Kojima  <kkojima@rr.iij4u.or.jp>
+
+	* sysdeps/unix/sysv/linux/sh/pthread_cond_timedwait.S
+	(__pthread_cond_timedwait): Check for invalid nanosecond in
+	timeout value.
+
+2004-07-07  Ulrich Drepper  <drepper@redhat.com>
+
+	* Makefile: Add rules to build and run tst-fini1.
+	* tst-fini1.c: New file.
+	* tst-fini1mod.c: New file.
+
+2004-07-05  Ulrich Drepper  <drepper@redhat.com>
+
+	* sysdeps/unix/sysv/linux/i386/sysdep-cancel.h: Define NO_CANCELLATION
+	if no cancellation support is needed.
+	* sysdeps/unix/sysv/linux/ia64/sysdep-cancel.h: Likewise.
+	* sysdeps/unix/sysv/linux/sh/sysdep-cancel.h: Likewise.
+	* sysdeps/unix/sysv/linux/x86_64/sysdep-cancel.h: Likewise.
+	* sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep-cancel.h: Likewise.
+	* sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep-cancel.h: Likewise.
+	* sysdeps/unix/sysv/linux/s390/s390-32/sysdep-cancel.h: Likewise.
+	* sysdeps/unix/sysv/linux/s390/s390-64/sysdep-cancel.h: Likewise.
+	* sysdeps/unix/sysv/linux/sparc/sparc32/sysdep-cancel.h: Likewise.
+	* sysdeps/unix/sysv/linux/sparc/sparc64/sysdep-cancel.h: Likewise.
+
+	* sysdeps/unix/sysv/linux/powerpc/lowlevellock.h: Define __NR_futex
+	only if not already defined.
+
+2004-07-05  Jakub Jelinek  <jakub@redhat.com>
+
+	* sysdeps/unix/sysv/linux/x86_64/lowlevellock.h (lll_unlock): Use
+	constraint "m" instead of "0" for futex.
+
+	* shlib-versions: Add powerpc64-.*-linux.*.
+
+2004-07-04  Jakub Jelinek  <jakub@redhat.com>
+
+	* sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_timedrdlock.S
+	(pthread_rwlock_timedrdlock): Use cmpq instead of cmpl to check
+	for valid tv_nsec.
+	* tst-rwlock14.c (do_test): Test for invalid tv_nsec equal to
+	1 billion and 64-bit tv_nsec which is valid when truncated to 32
+	bits.
+
+2004-06-29  Roland McGrath  <roland@redhat.com>
+
+	* Banner: NPTL no longer has its own version number.
+	* Makefile (nptl-version): Variable removed.
+	* sysdeps/pthread/Makefile (CFLAGS-confstr.c): Set LIBPTHREAD_VERSION
+	using $(version), the glibc version number.
+
+2004-06-29  Kaz Kojima  <kkojima@rr.iij4u.or.jp>
+
+	* sysdeps/unix/sysv/linux/sh/pthread_once.S (__pthread_once):
+	Fix branch offset for a PLT entry.
+	* sysdeps/unix/sysv/linux/sh/sem_post.S (__new_sem_post):
+	Likewise.
+	* sysdeps/unix/sysv/linux/sh/sem_timedwait.S (sem_timedwait):
+	Likewise.
+	* sysdeps/unix/sysv/linux/sh/sem_trywait.S (__new_sem_trywait):
+	Likewise.
+	* sysdeps/unix/sysv/linux/sh/sem_wait.S (__new_sem_wait):
+	Likewise.
+
+2004-06-28  Jakub Jelinek  <jakub@redhat.com>
+
+	* sysdeps/alpha/tcb-offsets.sym (MULTIPLE_THREADS_OFFSET): Define
+	unconditionally.
+
+2004-06-28  Jakub Jelinek  <jakub@redhat.com>
+
+	* sysdeps/pthread/pthread_rwlock_timedwrlock.c
+	(pthread_rwlock_timedwrlock): Return EINVAL if tv_nsec is negative,
+	instead of tv_sec.
+	* sysdeps/pthread/pthread_rwlock_timedrdlock.c
+	(pthread_rwlock_timedrdlock): Likewise.
+
+2004-06-22  Jakub Jelinek  <jakub@redhat.com>
+
+	* sysdeps/unix/sysv/linux/s390/lowlevellock.h (lll_futex_requeue):
+	Set __r7 to val, not mutex.
+
+2004-06-27  Ulrich Drepper  <drepper@redhat.com>
+
+	* Makefile: Add rules to build tst-rwlock14.
+	* tst-rwlock14.c: New file.
+
+2004-06-24  Boris Hu  <boris.hu@intel.com>
+
+	* sysdeps/pthread/pthread_rwlock_timedrdlock.c: Add timeout validation
+	check.
+	* sysdeps/pthread/pthread_rwlock_timedwrlock.c: Likewise.
+
+2004-06-19  Andreas Jaeger  <aj@suse.de>
+
+	* sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S: Fix
+	assembler in last patch.
+
+2004-06-17  Ulrich Drepper  <drepper@redhat.com>
+
+	* sysdeps/pthread/pthread_cond_timedwait.c
+	(__pthread_cond_timedwait): Also check for negativ nanoseconds.
+	* sysdeps/unix/sysv/linux/i386/i486/pthread_cond_timedwait.S
+	(__pthread_cond_timedwait): Check for invalid nanosecond in
+	timeout value.
+	* sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S: Likewise.
+	* tst-cond19.c: New file.
+	* Makefile: Add rules to build and run tst-cond19.
+
+2004-06-15  Steven Munroe  <sjmunroe@us.ibm.com>
+
+	* tst-context1.c (GUARD_PATTERN): Defined.
+	(tst_context_t): Define struct containing ucontext_t & guard words.
+	(ctx): Declare as an array of tst_context_t.
+	(fct): Verify uc_link & guard words are still valid.
+	(tf): Initialize guard words in ctx.  Adjust ctx refs for new struct.
+
+2004-06-13  Kaz Kojima  <kkojima@rr.iij4u.or.jp>
+
+	* sysdeps/unix/sysv/linux/sh/bits/pthreadtypes.h (pthread_cond_t):
+	Add __data.__futex field, reshuffle __data.__clock.
+	* sysdeps/unix/sysv/linux/sh/pthread_cond_signal.S
+	(__pthread_cond_signal): Increment __futex at the same time as
+	__wakeup_seq or __total_seq.  Pass address of __futex instead of
+	address of low 32-bits of __wakeup_seq to futex syscall.
+	* sysdeps/unix/sysv/linux/sh/pthread_cond_wait.S
+	(__pthread_cond_wait): Likewise.  Pass __futex value from before
+	releasing internal lock to FUTEX_WAIT.
+	* sysdeps/unix/sysv/linux/sh/pthread_cond_timedwait.S
+	(__pthread_cond_timedwait): Likewise.
+	* sysdeps/unix/sysv/linux/sh/pthread_cond_broadcast.S
+	(FUTEX_CMP_REQUEUE): Define.
+	(__pthread_cond_broadcast): Set __futex to 2 * __total_seq.
+	Use FUTEX_CMP_REQUEUE operation instead of FUTEX_REQUEUE.
+	Pass __futex value from before the unlock and __futex address instead
+	of address of low 32-bits of __wakeup_seq to futex syscall.
+	Fallback to FUTEX_WAKE all on any errors.
+
+2004-06-08  Jakub Jelinek  <jakub@redhat.com>
+
+	* pthread_mutexattr_getpshared.c (pthread_mutex_getpshared): Fix
+	comment typo.
+	* pthread_mutexattr_gettype.c (pthread_mutexattr_gettype): Likewise.
+	* pthread_mutexattr_init.c (__pthread_mutexattr_init): Likewise.
+	* pthread_mutexattr_settype.c (__pthread_mutexattr_settype): Likewise.
+	* pthread_mutexattr_setpshared.c (pthread_mutexattr_setpshared):
+	Likewise.  Reported by Bob Cook <bobcook47@hotmail.com>.
+
+2004-06-11  Martin Schwidefsky  <schwidefsky@de.ibm.com>
+
+	* sysdeps/unix/sysv/linux/s390/lowlevellock.h (lll_compare_and_swap):
+	Add memory clobber to inline assembly.
+	(__lll_mutex_trylock): Likewise.
+	(__lll_mutex_cond_trylock): Likewise.
+
+2004-06-07  Martin Schwidefsky  <schwidefsky@de.ibm.com>
+
+	* sysdeps/unix/sysv/linux/s390/lowlevellock.h (lll_futex_requeue):
+	Pass val argument as 6th system call argument in %r7.
+
+2004-05-21  Jakub Jelinek  <jakub@redhat.com>
+
+	* Makefile (tests): Add tst-cond16.
+	* sysdeps/unix/sysv/linux/lowlevelcond.sym (cond_futex): Add.
+	* pthread_cond_init.c (__pthread_cond_init): Clear __data.__futex.
+	* sysdeps/unix/sysv/linux/i386/bits/pthreadtypes.h (pthread_cond_t):
+	Add __data.__futex field, reshuffle __data.__clock.
+	* sysdeps/unix/sysv/linux/i386/pthread_cond_signal.S
+	(__pthread_cond_signal): Increment __futex at the same time as
+	__wakeup_seq or __total_seq.  Pass address of __futex instead of
+	address of low 32-bits of __wakeup_seq to futex syscall.
+	* sysdeps/unix/sysv/linux/i386/pthread_cond_wait.S
+	(__pthread_cond_wait): Likewise.  Pass __futex value from before
+	releasing internal lock to FUTEX_WAIT.
+	* sysdeps/unix/sysv/linux/i386/pthread_cond_timedwait.S
+	(__pthread_cond_timedwait): Likewise.
+	* sysdeps/unix/sysv/linux/i386/pthread_cond_broadcast.S
+	(FUTEX_CMP_REQUEUE): Define.
+	(__pthread_cond_broadcast): Set __futex to 2 * __total_seq.
+	Use FUTEX_CMP_REQUEUE operation instead of FUTEX_REQUEUE.
+	Pass __futex value from before the unlock and __futex address instead
+	of address of low 32-bits of __wakeup_seq to futex syscall.
+	Fallback to FUTEX_WAKE all on any errors.
+	* sysdeps/unix/sysv/linux/alpha/lowlevellock.h (FUTEX_CMP_REQUEUE):
+	Define.
+	(lll_futex_requeue): Add val argument, use FUTEX_CMP_REQUEUE
+	internally.  Return non-zero if error, zero if success.
+	* sysdeps/unix/sysv/linux/alpha/bits/pthreadtypes.h (pthread_cond_t):
+	Add __data.__futex field, reshuffle __data.__clock.
+	* sysdeps/unix/sysv/linux/s390/lowlevellock.h (FUTEX_CMP_REQUEUE):
+	Define.
+	(lll_futex_requeue): Add val argument, return