diff options
Diffstat (limited to 'nptl')
69 files changed, 373 insertions, 768 deletions
diff --git a/nptl/ChangeLog b/nptl/ChangeLog index 47ea82ff5d..0b1d6300ac 100644 --- a/nptl/ChangeLog +++ b/nptl/ChangeLog @@ -1,107 +1,41 @@ -2007-07-27 Jakub Jelinek <jakub@redhat.com> +2007-01-10 Ulrich Drepper <drepper@redhat.com> - * sysdeps/sparc/tls.h (tcbhead_t): Move gscope_flag to the end - of the structure for sparc32. + * sysdeps/unix/sysv/linux/x86_64/lowlevellock.h: Cleanups. Define + FUTEX_CMP_REQUEUE and lll_futex_requeue. -2007-07-26 Aurelien Jarno <aurelien@aurel32.net> - - * sysdeps/sparc/tls.h (tcbhead_t): Add gscope_flag. - -2007-06-22 Jakub Jelinek <jakub@redhat.com> - - * pthread_getattr_np.c (pthread_getattr_np): Clear cpuset and - cpusetsize if pthread_getaffinity_np failed with ENOSYS. - -2007-05-28 Jakub Jelinek <jakub@redhat.com> +2006-12-28 David S. Miller <davem@davemloft.net> - * sysdeps/i386/tls.h (THREAD_GSCOPE_RESET_FLAG): Use explicit - insn suffix. - (THREAD_GSCOPE_GET_FLAG): Remove. - * sysdeps/x86_64/tls.h (THREAD_GSCOPE_GET_FLAG): Remove. - * allocatestack.c (__wait_lookup_done): Revert 2007-05-24 - changes. - * sysdeps/powerpc/tls.h (tcbhead_t): Remove gscope_flag. - (THREAD_GSCOPE_GET_FLAG): Remove. - (THREAD_GSCOPE_RESET_FLAG): Use THREAD_SELF->header.gscope_flag - instead of THREAD_GSCOPE_GET_FLAG. - (THREAD_GSCOPE_SET_FLAG): Likewise. Add atomic_write_barrier after - it. - * sysdeps/s390/tls.h (THREAD_GSCOPE_FLAG_UNUSED, - THREAD_GSCOPE_FLAG_USED, THREAD_GSCOPE_FLAG_WAIT, - THREAD_GSCOPE_RESET_FLAG, THREAD_GSCOPE_SET_FLAG, - THREAD_GSCOPE_WAIT): Define. - * sysdeps/sparc/tls.h (THREAD_GSCOPE_FLAG_UNUSED, - THREAD_GSCOPE_FLAG_USED, THREAD_GSCOPE_FLAG_WAIT, - THREAD_GSCOPE_RESET_FLAG, THREAD_GSCOPE_SET_FLAG, - THREAD_GSCOPE_WAIT): Define. - * sysdeps/sh/tls.h (THREAD_GSCOPE_FLAG_UNUSED, - THREAD_GSCOPE_FLAG_USED, THREAD_GSCOPE_FLAG_WAIT, - THREAD_GSCOPE_RESET_FLAG, THREAD_GSCOPE_SET_FLAG, - THREAD_GSCOPE_WAIT): Define. - * sysdeps/ia64/tls.h (THREAD_GSCOPE_FLAG_UNUSED, - THREAD_GSCOPE_FLAG_USED, THREAD_GSCOPE_FLAG_WAIT, - THREAD_GSCOPE_RESET_FLAG, THREAD_GSCOPE_SET_FLAG, - THREAD_GSCOPE_WAIT): Define. - -2007-05-24 Richard Henderson <rth@redhat.com> - - * descr.h (struct pthread): Add header.gscope_flag. - * sysdeps/alpha/tls.h (THREAD_GSCOPE_FLAG_UNUSED, - THREAD_GSCOPE_FLAG_USED, THREAD_GSCOPE_FLAG_WAIT, - THREAD_GSCOPE_RESET_FLAG, THREAD_GSCOPE_SET_FLAG, - THREAD_GSCOPE_WAIT): Define. - -2007-05-26 Ulrich Drepper <drepper@redhat.com> - - * allocatestack.c: Revert last change. - * init.c: Likewise. - * sysdeps/i386/tls.h: Likewise. - * sysdeps/x86_64/tls.h: Likewise. + * shlib-versions: Fix sparc64 linux target specification. -2007-05-24 Jakub Jelinek <jakub@redhat.com> +2007-01-10 Jakub Jelinek <jakub@redhat.com> - * sysdeps/powerpc/tls.h (tcbhead_t): Add gscope_flag. - (THREAD_GSCOPE_FLAG_UNUSED, THREAD_GSCOPE_FLAG_USED, - THREAD_GSCOPE_FLAG_WAIT): Define. - (THREAD_GSCOPE_GET_FLAG, THREAD_GSCOPE_SET_FLAG, - THREAD_GSCOPE_RESET_FLAG, THREAD_GSCOPE_WAIT): Define. - * sysdeps/i386/tls.h (THREAD_GSCOPE_WAIT): Don't use - PTR_DEMANGLE. - (THREAD_GSCOPE_GET_FLAG): Define. - * sysdeps/x86_64/tls.h (THREAD_GSCOPE_GET_FLAG): Define. - * allocatestack.c (__wait_lookup_done): Use THREAD_GSCOPE_GET_FLAG - instead of ->header.gscope_flag directly. + * sysdeps/unix/sysv/linux/sparc/sparc32/sparcv9/pthread_barrier_wait.c: + Adjust include path for pthread_barrier_wait.c move. -2007-05-21 Ulrich Drepper <drepper@redhat.com> +2006-12-21 Jakub Jelinek <jakub@redhat.com> - * sysdeps/pthread/pthread-functions.h (struct pthread_functions): - Remove ptr_wait_lookup_done again. - * init.c (pthread_functions): Don't add .ptr_wait_lookup_done here. - (__pthread_initialize_minimal_internal): Initialize - _dl_wait_lookup_done pointer in _rtld_global directly. - * sysdeps/unix/sysv/linux/libc_pthread_init.c (__libc_pthread_init): - Remove code to code _dl_wait_lookup_done. - * sysdeps/x86_64/tls.h (THREAD_GSCOPE_WAIT): The pointer is not - encrypted for now. + * sysdeps/unix/sysv/linux/pthread_kill.c (pthread_kill): Make sure + tid isn't reread from pd->tid in between ESRCH test and the syscall. -2007-05-19 Ulrich Drepper <drepper@redhat.com> +2006-12-06 Jakub Jelinek <jakub@redhat.com> - * allocatestack.c (__wait_lookup_done): New function. - * sysdeps/pthread/pthread-functions.h (struct pthread_functions): - Add ptr_wait_lookup_done. - * init.c (pthread_functions): Initialize .ptr_wait_lookup_done. - * pthreadP.h: Declare __wait_lookup_done. - * sysdeps/i386/tls.h (tcbhead_t): Add gscope_flag. - Define macros to implement reference handling of global scope. - * sysdeps/x86_64/tls.h: Likewise. - * sysdeps/unix/sysv/linux/libc_pthread_init.c (__libc_pthread_init): - Initialize GL(dl_wait_lookup_done). + * sysdeps/unix/sysv/linux/s390/s390-32/sysdep-cancel.h (PSEUDO): Handle + 6 argument cancellable syscalls. + (STM_6, LM_6, LR7_0, LR7_1, LR7_2, LR7_3, LR7_4, LR7_5, LR7_6): Define. + * sysdeps/unix/sysv/linux/s390/s390-64/sysdep-cancel.h (PSEUDO): Handle + 6 argument cancellable syscalls. + (STM_6, LM_6, LR7_0, LR7_1, LR7_2, LR7_3, LR7_4, LR7_5, LR7_6): Define. 2006-12-09 Ulrich Drepper <drepper@redhat.com> * sysdeps/unix/sysv/linux/rtld-lowlevel.h (__rtld_mrlock_initialize): Add missing closing parenthesis. +2006-10-30 Jakub Jelinek <jakub@redhat.com> + + * sysdeps/ia64/pthread_spin_unlock.c (pthread_spin_unlock): Use + __sync_lock_release instead of __sync_lock_release_si. + 2006-10-29 Jakub Jelinek <jakub@redhat.com> * sysdeps/unix/sysv/linux/i386/sysdep-cancel.h (RTLD_SINGLE_THREAD_P): @@ -118,6 +52,50 @@ * sysdeps/unix/sysv/linux/sparc/sparc64/sysdep-cancel.h: Likewise. * sysdeps/unix/sysv/linux/sh/sysdep-cancel.h: Likewise. +2006-10-27 Ulrich Drepper <drepper@redhat.com> + + * sysdeps/pthread/pthread_barrier_wait.c: Move to... + * pthread_barrier_wait.c: ...here. + * sysdeps/pthread/pthread_cond_broadcast.c: Move to... + * pthread_cond_broadcast.c: ...here. + * sysdeps/pthread/pthread_cond_signal.c: Move to... + * pthread_cond_signal.c: ...here. + * sysdeps/pthread/pthread_cond_timedwait.c: Move to... + * pthread_cond_timedwait.c: ...here. + * sysdeps/pthread/pthread_cond_wait.c: Move to... + * pthread_cond_wait.c: ...here. + * sysdeps/pthread/pthread_once.c: Move to... + * pthread_once.c: ...here. + * sysdeps/pthread/pthread_rwlock_rdlock.c: Move to... + * pthread_rwlock_rdlock.c: ...here. + * sysdeps/pthread/pthread_rwlock_timedrdlock.c: Move to... + * pthread_rwlock_timedrdlock.c: ...here. + * sysdeps/pthread/pthread_rwlock_timedwrlock.c: Move to... + * pthread_rwlock_timedwrlock.c: ...here. + * sysdeps/pthread/pthread_rwlock_unlock.c: Move to... + * pthread_rwlock_unlock.c: ...here. + * sysdeps/pthread/pthread_rwlock_wrlock.c: Move to... + * pthread_rwlock_wrlock.c: ...here. + * sysdeps/pthread/pthread_spin_destroy.c: Move to... + * pthread_spin_destroy.c: ...here. + * sysdeps/pthread/pthread_spin_init.c: Move to... + * pthread_spin_init.c: ...here. + * sysdeps/pthread/pthread_spin_unlock.c: Move to... + * pthread_spin_unlock.c: ...here. + * sysdeps/pthread/pthread_getcpuclockid.c: Move to... + * pthread_getcpuclockid.c: ...here. + + * init.c: USE_TLS support is now always enabled. + * tst-tls5.h: Likewise. + * sysdeps/alpha/tls.h: Likewise. + * 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. + 2006-10-27 Jakub Jelinek <jakub@redhat.com> * sysdeps/unix/sysv/linux/rtld-lowlevel.h (__rtld_mrlock_lock, @@ -147,74 +125,59 @@ * sysdeps/unix/sysv/linux/sh/sysdep-cancel.h (SINGLE_THREAD_P): Likewise. -2006-10-09 Ulrich Drepper <drepper@redhat.com> +2006-10-26 Jakub Jelinek <jakub@redhat.com> - * sysdeps/unix/sysv/linux/rtld-lowlevel.h: New file.. - -2007-05-25 Ulrich Drepper <drepper@redhat.com> + * pthread_attr_setstacksize.c (NEW_VERNUM): Define to GLIBC_2_3_3 + by default rather than 2_3_3. - * Makefile (tests): Add tst-sem10. - * tst-sem10.c: New file. - -2007-05-25 Ulrich Drepper <drepper@redhat.com> - Jakub Jelinek <jakub@redhat.com> +2006-10-17 Jakub Jelinek <jakub@redhat.com> - * sysdeps/unix/sysv/linux/i386/i486/sem_timedwait.S (sem_timedwait): - Move __pthread_enable_asynccancel right before futex syscall. - * sysdeps/unix/sysv/linux/x86_64/sem_timedwait.S (sem_timedwait): - Likewise. - -2007-05-21 Jakub Jelinek <jakub@redhat.com> - - * tst-robust9.c (do_test): Don't fail if ENABLE_PI and - pthread_mutex_init failed with ENOTSUP. - -2007-05-17 Ulrich Drepper <drepper@redhat.com> - - [BZ #4512] - * pthread_mutex_lock.c: Preserve FUTEX_WAITERS bit when dead owner - is detected. - * pthread_mutex_timedlock.c: Likewise. - * pthread_mutex_trylock.c: Likewise. - Patch in part by Atsushi Nemoto <anemo@mba.ocn.ne.jp>. - - * Makefile (tests): Add tst-robust9 and tst-robustpi9. - * tst-robust9.c: New file. - * tst-robustpi9.c: New file. - -2007-05-07 Ulrich Drepper <drepper@redhat.com> - - * sysdeps/unix/sysv/linux/lowlevelrobustlock.c - (__lll_robust_lock_wait): Fix race caused by reloading of futex value. - (__lll_robust_timedlock_wait): Likewise. - Reported by Alexey Kuznetsov <kuznet@ms2.inr.ac.ru>. - -2007-05-06 Mike Frysinger <vapier@gentoo.org> + * sysdeps/unix/sysv/linux/rtld-lowlevel.h (__rtld_mrlock_lock, + __rtld_mrlock_unlock, __rtld_mrlock_change, __rtld_mrlock_done): Use + atomic_* instead of catomic_* macros. - [BZ #4465] - * tst-cancel-wrappers.sh: Set C["fdatasync"] to 1. - * tst-cancel4.c (tf_fdatasync): New test. +2006-10-12 Ulrich Drepper <drepper@redhat.com> -2007-02-25 Ulrich Drepper <drepper@redhat.com> + [BZ #3285] + * sysdeps/unix/sysv/linux/bits/local_lim.h: Add SEM_VALUE_MAX. + * sysdeps/unix/sysv/linux/powerpc/bits/local_lim.h: Likewise. + * sysdeps/unix/sysv/linux/sparc/bits/local_lim.h: Likewise. + * sysdeps/unix/sysv/linux/alpha/bits/local_lim.h: Likewise. + * sysdeps/unix/sysv/linux/ia64/bits/local_lim.h: Likewise. + * sysdeps/unix/sysv/linux/i386/bits/semaphore.h: Remove SEM_VALUE_MAX. + * sysdeps/unix/sysv/linux/powerpc/bits/semaphore.h: Likewise. + * sysdeps/unix/sysv/linux/x86_64/bits/semaphore.h: Likewise. + * sysdeps/unix/sysv/linux/sparc/bits/semaphore.h: Likewise. + * sysdeps/unix/sysv/linux/alpha/bits/semaphore.h: Likewise. + * sysdeps/unix/sysv/linux/sh/bits/semaphore.h: Likewise. + * sysdeps/unix/sysv/linux/ia64/bits/semaphore.h: Likewise. + * sysdeps/unix/sysv/linux/s390/bits/semaphore.h: Likewise. - * sysdeps/unix/sysv/linux/fork.c (__libc_fork): Reset refcntr in - new thread, don't just decrement it. - Patch by Suzuki K P <suzuki@in.ibm.com>. +2006-10-11 Ulrich Drepper <drepper@redhat.com> -2007-02-09 Jakub Jelinek <jakub@redhat.com> + * sysdeps/unix/sysv/linux/i386/sysdep-cancel.h: Add support for + cancelable syscalls with six parameters. - * sysdeps/unix/sysv/linux/x86_64/lowlevellock.S - (__lll_mutex_timedlock_wait): Use correct pointer when we don't - call into the kernel to delay. + * sysdeps/unix/sysv/linux/rtld-lowlevel.h: Use catomic_* + operations instead of atomic_*. -2006-12-28 David S. Miller <davem@davemloft.net> +2006-10-09 Ulrich Drepper <drepper@redhat.com> - * shlib-versions: Fix sparc64 linux target specification. + * sysdeps/unix/sysv/linux/rtld-lowlevel.h: New file.. -2006-12-21 Jakub Jelinek <jakub@redhat.com> +2006-10-07 Ulrich Drepper <drepper@redhat.com> - * sysdeps/unix/sysv/linux/pthread_kill.c (pthread_kill): Make sure - tid isn't reread from pd->tid in between ESRCH test and the syscall. + * sysdeps/unix/sysv/linux/powerpc/bits/local_lim.h: New file. + * sysdeps/unix/sysv/linux/powerpc/pthread_attr_setstack.c: New file. + * sysdeps/unix/sysv/linux/powerpc/pthread_attr_setstacksize.c: + New file. + * pthread_attr_setstack.c: Allow overwriting the version number of the + new symbol. + * pthread_attr_setstacksize.c: Likewise. + (__old_pthread_attr_setstacksize): If STACKSIZE_ADJUST is defined use + it. + * sysdeps/unix/sysv/linux/powerpc/Versions (libpthread): Add + pthread_attr_setstack and pthread_attr_setstacksize to GLIBC_2.6. 2006-09-24 Ulrich Drepper <drepper@redhat.com> diff --git a/nptl/Makefile b/nptl/Makefile index 61cd25756c..9393cab009 100644 --- a/nptl/Makefile +++ b/nptl/Makefile @@ -1,4 +1,4 @@ -# Copyright (C) 2002,2003,2004,2005,2006,2007 Free Software Foundation, Inc. +# Copyright (C) 2002,2003,2004,2005,2006 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 @@ -209,16 +209,16 @@ tests = tst-typesizes \ tst-cond14 tst-cond15 tst-cond16 tst-cond17 tst-cond18 tst-cond19 \ tst-cond20 tst-cond21 tst-cond22 \ tst-robust1 tst-robust2 tst-robust3 tst-robust4 tst-robust5 \ - tst-robust6 tst-robust7 tst-robust8 tst-robust9 \ - tst-robustpi1 tst-robustpi2 tst-robustpi3 tst-robustpi4 tst-robustpi5 \ - tst-robustpi6 tst-robustpi7 tst-robustpi8 tst-robustpi9 \ + tst-robust6 tst-robust7 tst-robust8 \ + tst-robustpi1 tst-robustpi2 tst-robustpi3 tst-robustpi4 \ + tst-robustpi5 tst-robustpi6 tst-robustpi7 tst-robustpi8 \ tst-rwlock1 tst-rwlock2 tst-rwlock3 tst-rwlock4 tst-rwlock5 \ tst-rwlock6 tst-rwlock7 tst-rwlock8 tst-rwlock9 tst-rwlock10 \ tst-rwlock11 tst-rwlock12 tst-rwlock13 tst-rwlock14 \ tst-once1 tst-once2 tst-once3 tst-once4 \ tst-key1 tst-key2 tst-key3 tst-key4 \ tst-sem1 tst-sem2 tst-sem3 tst-sem4 tst-sem5 tst-sem6 tst-sem7 \ - tst-sem8 tst-sem9 tst-sem10 \ + tst-sem8 tst-sem9 \ tst-barrier1 tst-barrier2 tst-barrier3 tst-barrier4 \ tst-align tst-align2 tst-align3 \ tst-basic1 tst-basic2 tst-basic3 tst-basic4 tst-basic5 tst-basic6 \ diff --git a/nptl/allocatestack.c b/nptl/allocatestack.c index 736c63d69f..c05cd47dff 100644 --- a/nptl/allocatestack.c +++ b/nptl/allocatestack.c @@ -1,4 +1,4 @@ -/* Copyright (C) 2002,2003,2004,2005,2006,2007 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. @@ -982,60 +982,3 @@ __pthread_init_static_tls (struct link_map *map) lll_unlock (stack_cache_lock); } - - -void -attribute_hidden -__wait_lookup_done (void) -{ - lll_lock (stack_cache_lock); - - struct pthread *self = THREAD_SELF; - - /* Iterate over the list with system-allocated threads first. */ - list_t *runp; - list_for_each (runp, &stack_used) - { - struct pthread *t = list_entry (runp, struct pthread, list); - if (t == self || t->header.gscope_flag == THREAD_GSCOPE_FLAG_UNUSED) - continue; - - int *const gscope_flagp = &t->header.gscope_flag; - - /* We have to wait until this thread is done with the global - scope. First tell the thread that we are waiting and - possibly have to be woken. */ - if (atomic_compare_and_exchange_bool_acq (gscope_flagp, - THREAD_GSCOPE_FLAG_WAIT, - THREAD_GSCOPE_FLAG_USED)) - continue; - - do - lll_futex_wait (gscope_flagp, THREAD_GSCOPE_FLAG_WAIT); - while (*gscope_flagp == THREAD_GSCOPE_FLAG_WAIT); - } - - /* Now the list with threads using user-allocated stacks. */ - list_for_each (runp, &__stack_user) - { - struct pthread *t = list_entry (runp, struct pthread, list); - if (t == self || t->header.gscope_flag == THREAD_GSCOPE_FLAG_UNUSED) - continue; - - int *const gscope_flagp = &t->header.gscope_flag; - - /* We have to wait until this thread is done with the global - scope. First tell the thread that we are waiting and - possibly have to be woken. */ - if (atomic_compare_and_exchange_bool_acq (gscope_flagp, - THREAD_GSCOPE_FLAG_WAIT, - THREAD_GSCOPE_FLAG_USED)) - continue; - - do - lll_futex_wait (gscope_flagp, THREAD_GSCOPE_FLAG_WAIT); - while (*gscope_flagp == THREAD_GSCOPE_FLAG_WAIT); - } - - lll_unlock (stack_cache_lock); -} diff --git a/nptl/descr.h b/nptl/descr.h index 241ba527ed..321ce85085 100644 --- a/nptl/descr.h +++ b/nptl/descr.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2002-2006, 2007 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. @@ -131,7 +131,6 @@ struct pthread struct { int multiple_threads; - int gscope_flag; } header; #endif diff --git a/nptl/init.c b/nptl/init.c index 7144abd3fb..dddc975a5e 100644 --- a/nptl/init.c +++ b/nptl/init.c @@ -1,4 +1,4 @@ -/* Copyright (C) 2002,2003,2004,2005,2006,2007 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. @@ -73,7 +73,7 @@ int __set_robust_list_avail; static const char nptl_version[] __attribute_used__ = VERSION; -#if defined USE_TLS && !defined SHARED +#ifndef SHARED extern void __libc_setup_tls (size_t tcbsize, size_t tcbalign); #endif @@ -386,8 +386,6 @@ __pthread_initialize_minimal_internal (void) GL(dl_init_static_tls) = &__pthread_init_static_tls; - GL(dl_wait_lookup_done) = &__wait_lookup_done; - /* Register the fork generation counter with the libc. */ #ifndef TLS_MULTIPLE_THREADS_IN_TCB __libc_multiple_threads_ptr = diff --git a/nptl/pthreadP.h b/nptl/pthreadP.h index 21ce6fe0b7..f9634ab0ff 100644 --- a/nptl/pthreadP.h +++ b/nptl/pthreadP.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2002,2003,2004,2005,2006,2007 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. @@ -545,8 +545,6 @@ extern int __nptl_setxid (struct xid_command *cmdp) attribute_hidden; extern void __free_stack_cache (void) attribute_hidden; -extern void __wait_lookup_done (void) attribute_hidden; - #ifdef SHARED # define PTHREAD_STATIC_FN_REQUIRE(name) #else diff --git a/nptl/pthread_attr_setstack.c b/nptl/pthread_attr_setstack.c index 622e4a2250..be79e32082 100644 --- a/nptl/pthread_attr_setstack.c +++ b/nptl/pthread_attr_setstack.c @@ -1,4 +1,4 @@ -/* Copyright (C) 2002, 2003 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003, 2006 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. @@ -23,6 +23,11 @@ #include "pthreadP.h" +#ifndef NEW_VERNUM +# define NEW_VERNUM GLIBC_2_3_3 +#endif + + int __pthread_attr_setstack (attr, stackaddr, stacksize) pthread_attr_t *attr; @@ -54,9 +59,9 @@ strong_alias (__pthread_attr_setstack, pthread_attr_setstack) #else # include <shlib-compat.h> versioned_symbol (libpthread, __pthread_attr_setstack, pthread_attr_setstack, - GLIBC_2_3_3); + NEW_VERNUM); -# if SHLIB_COMPAT(libpthread, GLIBC_2_2, GLIBC_2_3_3) +# if SHLIB_COMPAT(libpthread, GLIBC_2_2, NEW_VERNUM) int __old_pthread_attr_setstack (pthread_attr_t *attr, void *stackaddr, @@ -71,9 +76,9 @@ __old_pthread_attr_setstack (pthread_attr_t *attr, void *stackaddr, if (stacksize < 16384) return EINVAL; -# ifdef EXTRA_PARAM_CHECKS +# ifdef EXTRA_PARAM_CHECKS EXTRA_PARAM_CHECKS; -# endif +# endif iattr->stacksize = stacksize; iattr->stackaddr = (char *) stackaddr + stacksize; diff --git a/nptl/pthread_attr_setstacksize.c b/nptl/pthread_attr_setstacksize.c index f84a9f68e3..0974538986 100644 --- a/nptl/pthread_attr_setstacksize.c +++ b/nptl/pthread_attr_setstacksize.c @@ -1,4 +1,4 @@ -/* Copyright (C) 2002, 2003 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003, 2006 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. @@ -22,6 +22,10 @@ #include <limits.h> #include "pthreadP.h" +#ifndef NEW_VERNUM +# define NEW_VERNUM GLIBC_2_3_3 +#endif + int __pthread_attr_setstacksize (attr, stacksize) @@ -47,9 +51,9 @@ strong_alias (__pthread_attr_setstacksize, pthread_attr_setstacksize) #else # include <shlib-compat.h> versioned_symbol (libpthread, __pthread_attr_setstacksize, - pthread_attr_setstacksize, GLIBC_2_3_3); + pthread_attr_setstacksize, NEW_VERNUM); -# if SHLIB_COMPAT(libpthread, GLIBC_2_1, GLIBC_2_3_3) +# if SHLIB_COMPAT(libpthread, GLIBC_2_1, NEW_VERNUM) int __old_pthread_attr_setstacksize (pthread_attr_t *attr, size_t stacksize) @@ -63,6 +67,10 @@ __old_pthread_attr_setstacksize (pthread_attr_t *attr, size_t stacksize) if (stacksize < 16384) return EINVAL; +# ifdef STACKSIZE_ADJUST + STACKSIZE_ADJUST; +# endif + iattr->stacksize = stacksize; return 0; diff --git a/nptl/sysdeps/pthread/pthread_barrier_wait.c b/nptl/pthread_barrier_wait.c index c6b563f242..c6b563f242 100644 --- a/nptl/sysdeps/pthread/pthread_barrier_wait.c +++ b/nptl/pthread_barrier_wait.c diff --git a/nptl/sysdeps/pthread/pthread_cond_broadcast.c b/nptl/pthread_cond_broadcast.c index 2b8b5460f4..2b8b5460f4 100644 --- a/nptl/sysdeps/pthread/pthread_cond_broadcast.c +++ b/nptl/pthread_cond_broadcast.c diff --git a/nptl/sysdeps/pthread/pthread_cond_signal.c b/nptl/pthread_cond_signal.c index 5a9bbcad91..5a9bbcad91 100644 --- a/nptl/sysdeps/pthread/pthread_cond_signal.c +++ b/nptl/pthread_cond_signal.c diff --git a/nptl/sysdeps/pthread/pthread_cond_timedwait.c b/nptl/pthread_cond_timedwait.c index fdbf43eae8..fdbf43eae8 100644 --- a/nptl/sysdeps/pthread/pthread_cond_timedwait.c +++ b/nptl/pthread_cond_timedwait.c diff --git a/nptl/sysdeps/pthread/pthread_cond_wait.c b/nptl/pthread_cond_wait.c index f5f5cec5a8..f5f5cec5a8 100644 --- a/nptl/sysdeps/pthread/pthread_cond_wait.c +++ b/nptl/pthread_cond_wait.c diff --git a/nptl/pthread_getattr_np.c b/nptl/pthread_getattr_np.c index f6cd8899d8..4bdc7b5b15 100644 --- a/nptl/pthread_getattr_np.c +++ b/nptl/pthread_getattr_np.c @@ -1,4 +1,4 @@ -/* Copyright (C) 2002, 2003, 2004, 2006, 2007 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003, 2004, 2006 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. @@ -168,12 +168,8 @@ pthread_getattr_np (thread_id, attr) { free (cpuset); if (ret == ENOSYS) - { - /* There is no such functionality. */ - ret = 0; - iattr->cpuset = NULL; - iattr->cpusetsize = 0; - } + /* There is no such functionality. */ + ret = 0; } } diff --git a/nptl/sysdeps/pthread/pthread_getcpuclockid.c b/nptl/pthread_getcpuclockid.c index 8506f94eb4..8506f94eb4 100644 --- a/nptl/sysdeps/pthread/pthread_getcpuclockid.c +++ b/nptl/pthread_getcpuclockid.c diff --git a/nptl/pthread_mutex_lock.c b/nptl/pthread_mutex_lock.c index 1c3ee4fe25..52cc47f4cc 100644 --- a/nptl/pthread_mutex_lock.c +++ b/nptl/pthread_mutex_lock.c @@ -1,4 +1,4 @@ -/* Copyright (C) 2002,2003,2004,2005,2006,2007 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. @@ -127,8 +127,6 @@ __pthread_mutex_lock (mutex) int newval = id; #ifdef NO_INCR newval |= FUTEX_WAITERS; -#else - newval |= (oldval & FUTEX_WAITERS); #endif newval diff --git a/nptl/pthread_mutex_timedlock.c b/nptl/pthread_mutex_timedlock.c index 8fd681c6ef..c8e6b8507a 100644 --- a/nptl/pthread_mutex_timedlock.c +++ b/nptl/pthread_mutex_timedlock.c @@ -1,4 +1,4 @@ -/* Copyright (C) 2002,2003,2004,2005,2006,2007 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. @@ -119,11 +119,9 @@ pthread_mutex_timedlock (mutex, abstime) if ((oldval & FUTEX_OWNER_DIED) != 0) { /* The previous owner died. Try locking the mutex. */ - int newval = id | (oldval & FUTEX_WAITERS); - - newval + int newval = atomic_compare_and_exchange_val_acq (&mutex->__data.__lock, - newval, oldval); + id, oldval); if (newval != oldval) { oldval = newval; diff --git a/nptl/pthread_mutex_trylock.c b/nptl/pthread_mutex_trylock.c index 66aca8e4b2..94d519233b 100644 --- a/nptl/pthread_mutex_trylock.c +++ b/nptl/pthread_mutex_trylock.c @@ -1,4 +1,4 @@ -/* Copyright (C) 2002, 2003, 2005, 2006, 2007 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003, 2005, 2006 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. @@ -91,11 +91,9 @@ __pthread_mutex_trylock (mutex) if ((oldval & FUTEX_OWNER_DIED) != 0) { /* The previous owner died. Try locking the mutex. */ - int newval = id | (oldval & FUTEX_WAITERS); - - newval + int newval = atomic_compare_and_exchange_val_acq (&mutex->__data.__lock, - newval, oldval); + id, oldval); if (newval != oldval) { diff --git a/nptl/sysdeps/pthread/pthread_once.c b/nptl/pthread_once.c index 9b2cef8645..9b2cef8645 100644 --- a/nptl/sysdeps/pthread/pthread_once.c +++ b/nptl/pthread_once.c diff --git a/nptl/sysdeps/pthread/pthread_rwlock_rdlock.c b/nptl/pthread_rwlock_rdlock.c index e225d7030d..e225d7030d 100644 --- a/nptl/sysdeps/pthread/pthread_rwlock_rdlock.c +++ b/nptl/pthread_rwlock_rdlock.c diff --git a/nptl/sysdeps/pthread/pthread_rwlock_timedrdlock.c b/nptl/pthread_rwlock_timedrdlock.c index 80ea83a3dd..80ea83a3dd 100644 --- a/nptl/sysdeps/pthread/pthread_rwlock_timedrdlock.c +++ b/nptl/pthread_rwlock_timedrdlock.c diff --git a/nptl/sysdeps/pthread/pthread_rwlock_timedwrlock.c b/nptl/pthread_rwlock_timedwrlock.c index 97c0598f96..97c0598f96 100644 --- a/nptl/sysdeps/pthread/pthread_rwlock_timedwrlock.c +++ b/nptl/pthread_rwlock_timedwrlock.c diff --git a/nptl/sysdeps/pthread/pthread_rwlock_unlock.c b/nptl/pthread_rwlock_unlock.c index 9cae8b6c22..9cae8b6c22 100644 --- a/nptl/sysdeps/pthread/pthread_rwlock_unlock.c +++ b/nptl/pthread_rwlock_unlock.c diff --git a/nptl/sysdeps/pthread/pthread_rwlock_wrlock.c b/nptl/pthread_rwlock_wrlock.c index 822aeed79c..822aeed79c 100644 --- a/nptl/sysdeps/pthread/pthread_rwlock_wrlock.c +++ b/nptl/pthread_rwlock_wrlock.c diff --git a/nptl/sysdeps/pthread/pthread_spin_destroy.c b/nptl/pthread_spin_destroy.c index 4d0109cf02..4d0109cf02 100644 --- a/nptl/sysdeps/pthread/pthread_spin_destroy.c +++ b/nptl/pthread_spin_destroy.c diff --git a/nptl/sysdeps/pthread/pthread_spin_init.c b/nptl/pthread_spin_init.c index c2275085e8..c2275085e8 100644 --- a/nptl/sysdeps/pthread/pthread_spin_init.c +++ b/nptl/pthread_spin_init.c diff --git a/nptl/sysdeps/pthread/pthread_spin_unlock.c b/nptl/pthread_spin_unlock.c index f97cadfbd0..f97cadfbd0 100644 --- a/nptl/sysdeps/pthread/pthread_spin_unlock.c +++ b/nptl/pthread_spin_unlock.c diff --git a/nptl/sysdeps/alpha/tls.h b/nptl/sysdeps/alpha/tls.h index 07db15939d..be2430f676 100644 --- a/nptl/sysdeps/alpha/tls.h +++ b/nptl/sysdeps/alpha/tls.h @@ -1,5 +1,5 @@ /* Definition for thread-local data handling. NPTL/Alpha version. - Copyright (C) 2003, 2005, 2007 Free Software Foundation, Inc. + Copyright (C) 2003, 2005, 2006 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 @@ -48,9 +48,6 @@ typedef union dtv # error "TLS support is required." #endif -/* Signal that TLS support is available. */ -# define USE_TLS 1 - #ifndef __ASSEMBLER__ /* Get system call information. */ @@ -124,29 +121,6 @@ typedef struct #define THREAD_SETMEM_NC(descr, member, idx, value) \ descr->member[idx] = (value) -/* Get and set the global scope generation counter in struct pthread. */ -#define THREAD_GSCOPE_FLAG_UNUSED 0 -#define THREAD_GSCOPE_FLAG_USED 1 -#define THREAD_GSCOPE_FLAG_WAIT 2 -#define THREAD_GSCOPE_RESET_FLAG() \ - do \ - { int __res \ - = atomic_exchange_rel (&THREAD_SELF->header.gscope_flag, \ - THREAD_GSCOPE_FLAG_UNUSED); \ - if (__res == THREAD_GSCOPE_FLAG_WAIT) \ - lll_futex_wake (&THREAD_SELF->header.gscope_flag, 1); \ - } \ - while (0) -#define THREAD_GSCOPE_SET_FLAG() \ - do \ - { \ - THREAD_SELF->header.gscope_flag = THREAD_GSCOPE_FLAG_USED; \ - atomic_write_barrier (); \ - } \ - while (0) -#define THREAD_GSCOPE_WAIT() \ - GL(dl_wait_lookup_done) () - #endif /* __ASSEMBLER__ */ #endif /* tls.h */ diff --git a/nptl/sysdeps/i386/tls.h b/nptl/sysdeps/i386/tls.h index b3d9142fc5..d5b3797e69 100644 --- a/nptl/sysdeps/i386/tls.h +++ b/nptl/sysdeps/i386/tls.h @@ -1,5 +1,5 @@ /* Definition for thread-local data handling. nptl/i386 version. - Copyright (C) 2002,2003,2004,2005,2007 Free Software Foundation, Inc. + Copyright (C) 2002, 2003, 2004, 2005, 2006 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 @@ -51,7 +51,6 @@ typedef struct uintptr_t sysinfo; uintptr_t stack_guard; uintptr_t pointer_guard; - int gscope_flag; } tcbhead_t; # define TLS_MULTIPLE_THREADS_IN_TCB 1 @@ -66,9 +65,6 @@ typedef struct # error "TLS support is required." #endif -/* Signal that TLS support is available. */ -#define USE_TLS 1 - /* Alignment requirement for the stack. For IA-32 this is governed by the SSE memory functions. */ #define STACK_ALIGN 16 @@ -435,26 +431,6 @@ union user_desc_init = THREAD_GETMEM (THREAD_SELF, header.pointer_guard)) -/* Get and set the global scope generation counter in the TCB head. */ -#define THREAD_GSCOPE_FLAG_UNUSED 0 -#define THREAD_GSCOPE_FLAG_USED 1 -#define THREAD_GSCOPE_FLAG_WAIT 2 -#define THREAD_GSCOPE_RESET_FLAG() \ - do \ - { int __res; \ - asm volatile ("xchgl %0, %%gs:%P1" \ - : "=r" (__res) \ - : "i" (offsetof (struct pthread, header.gscope_flag)), \ - "0" (THREAD_GSCOPE_FLAG_UNUSED)); \ - if (__res == THREAD_GSCOPE_FLAG_WAIT) \ - lll_futex_wake (&THREAD_SELF->header.gscope_flag, 1); \ - } \ - while (0) -#define THREAD_GSCOPE_SET_FLAG() \ - THREAD_SETMEM (THREAD_SELF, header.gscope_flag, THREAD_GSCOPE_FLAG_USED) -#define THREAD_GSCOPE_WAIT() \ - GL(dl_wait_lookup_done) () - #endif /* __ASSEMBLER__ */ #endif /* tls.h */ diff --git a/nptl/sysdeps/ia64/pthread_spin_unlock.c b/nptl/sysdeps/ia64/pthread_spin_unlock.c index 6232764b13..50d9c5f6a8 100644 --- a/nptl/sysdeps/ia64/pthread_spin_unlock.c +++ b/nptl/sysdeps/ia64/pthread_spin_unlock.c @@ -1,4 +1,4 @@ -/* Copyright (C) 2003 Free Software Foundation, Inc. +/* Copyright (C) 2003, 2006 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Jakub Jelinek <jakub@redhat.com>, 2003. @@ -23,6 +23,6 @@ int pthread_spin_unlock (pthread_spinlock_t *lock) { - __sync_lock_release_si ((int *) lock); + __sync_lock_release ((int *) lock); return 0; } diff --git a/nptl/sysdeps/ia64/tls.h b/nptl/sysdeps/ia64/tls.h index a43f096798..22a8b08144 100644 --- a/nptl/sysdeps/ia64/tls.h +++ b/nptl/sysdeps/ia64/tls.h @@ -1,5 +1,5 @@ /* Definition for thread-local data handling. nptl/IA-64 version. - Copyright (C) 2003, 2004, 2005, 2006, 2007 Free Software Foundation, Inc. + Copyright (C) 2003, 2004, 2005, 2006 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 @@ -61,9 +61,6 @@ register struct pthread *__thread_self __asm__("r13"); # error "TLS support is required." #endif -/* Signal that TLS support is available. */ -#define USE_TLS 1 - /* Alignment requirement for the stack. */ #define STACK_ALIGN 16 @@ -166,29 +163,6 @@ register struct pthread *__thread_self __asm__("r13"); (((uintptr_t *) ((char *) (descr) + TLS_PRE_TCB_SIZE))[-2] \ = THREAD_GET_POINTER_GUARD ()) -/* Get and set the global scope generation counter in struct pthread. */ -#define THREAD_GSCOPE_FLAG_UNUSED 0 -#define THREAD_GSCOPE_FLAG_USED 1 -#define THREAD_GSCOPE_FLAG_WAIT 2 -#define THREAD_GSCOPE_RESET_FLAG() \ - do \ - { int __res \ - = atomic_exchange_rel (&THREAD_SELF->header.gscope_flag, \ - THREAD_GSCOPE_FLAG_UNUSED); \ - if (__res == THREAD_GSCOPE_FLAG_WAIT) \ - lll_futex_wake (&THREAD_SELF->header.gscope_flag, 1); \ - } \ - while (0) -#define THREAD_GSCOPE_SET_FLAG() \ - do \ - { \ - THREAD_SELF->header.gscope_flag = THREAD_GSCOPE_FLAG_USED; \ - atomic_write_barrier (); \ - } \ - while (0) -#define THREAD_GSCOPE_WAIT() \ - GL(dl_wait_lookup_done) () - #endif /* __ASSEMBLER__ */ #endif /* tls.h */ diff --git a/nptl/sysdeps/powerpc/tls.h b/nptl/sysdeps/powerpc/tls.h index ad5698c6f8..ddaafe23d0 100644 --- a/nptl/sysdeps/powerpc/tls.h +++ b/nptl/sysdeps/powerpc/tls.h @@ -1,5 +1,5 @@ /* Definition for thread-local data handling. NPTL/PowerPC version. - Copyright (C) 2003, 2005, 2007 Free Software Foundation, Inc. + Copyright (C) 2003, 2005, 2006 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 @@ -48,9 +48,6 @@ typedef union dtv # error "TLS support is required." #endif -/* Signal that TLS support is available. */ -# define USE_TLS 1 - #ifndef __ASSEMBLER__ /* Get system call information. */ @@ -183,29 +180,6 @@ register void *__thread_register __asm__ ("r13"); different value to mean unset l_tls_offset. */ # define NO_TLS_OFFSET -1 -/* Get and set the global scope generation counter in struct pthread. */ -#define THREAD_GSCOPE_FLAG_UNUSED 0 -#define THREAD_GSCOPE_FLAG_USED 1 -#define THREAD_GSCOPE_FLAG_WAIT 2 -#define THREAD_GSCOPE_RESET_FLAG() \ - do \ - { int __res \ - = atomic_exchange_rel (&THREAD_SELF->header.gscope_flag, \ - THREAD_GSCOPE_FLAG_UNUSED); \ - if (__res == THREAD_GSCOPE_FLAG_WAIT) \ - lll_futex_wake (&THREAD_SELF->header.gscope_flag, 1); \ - } \ - while (0) -#define THREAD_GSCOPE_SET_FLAG() \ - do \ - { \ - THREAD_SELF->header.gscope_flag = THREAD_GSCOPE_FLAG_USED; \ - atomic_write_barrier (); \ - } \ - while (0) -#define THREAD_GSCOPE_WAIT() \ - GL(dl_wait_lookup_done) () - #endif /* __ASSEMBLER__ */ #endif /* tls.h */ diff --git a/nptl/sysdeps/s390/tls.h b/nptl/sysdeps/s390/tls.h index 8e8f86d64e..6f6f17b975 100644 --- a/nptl/sysdeps/s390/tls.h +++ b/nptl/sysdeps/s390/tls.h @@ -1,5 +1,5 @@ /* Definition for thread-local data handling. NPTL/s390 version. - Copyright (C) 2003, 2004, 2005, 2007 Free Software Foundation, Inc. + Copyright (C) 2003, 2004, 2005, 2006 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 @@ -50,7 +50,6 @@ typedef struct int multiple_threads; uintptr_t sysinfo; uintptr_t stack_guard; - int gscope_flag; } tcbhead_t; # ifndef __s390x__ @@ -67,9 +66,6 @@ typedef struct # error "TLS support is required." #endif -/* Signal that TLS support is available. */ -#define USE_TLS 1 - /* Alignment requirement for the stack. For IA-32 this is governed by the SSE memory functions. */ #define STACK_ALIGN 16 @@ -172,29 +168,6 @@ typedef struct #define THREAD_SET_POINTER_GUARD(value) #define THREAD_COPY_POINTER_GUARD(descr) -/* Get and set the global scope generation counter in struct pthread. */ -#define THREAD_GSCOPE_FLAG_UNUSED 0 -#define THREAD_GSCOPE_FLAG_USED 1 -#define THREAD_GSCOPE_FLAG_WAIT 2 -#define THREAD_GSCOPE_RESET_FLAG() \ - do \ - { int __res \ - = atomic_exchange_rel (&THREAD_SELF->header.gscope_flag, \ - THREAD_GSCOPE_FLAG_UNUSED); \ - if (__res == THREAD_GSCOPE_FLAG_WAIT) \ - lll_futex_wake (&THREAD_SELF->header.gscope_flag, 1); \ - } \ - while (0) -#define THREAD_GSCOPE_SET_FLAG() \ - do \ - { \ - THREAD_SELF->header.gscope_flag = THREAD_GSCOPE_FLAG_USED; \ - atomic_write_barrier (); \ - } \ - while (0) -#define THREAD_GSCOPE_WAIT() \ - GL(dl_wait_lookup_done) () - #endif /* __ASSEMBLER__ */ #endif /* tls.h */ diff --git a/nptl/sysdeps/sh/tls.h b/nptl/sysdeps/sh/tls.h index 2873fe73a8..d9aa1073b8 100644 --- a/nptl/sysdeps/sh/tls.h +++ b/nptl/sysdeps/sh/tls.h @@ -1,5 +1,5 @@ /* Definition for thread-local data handling. NPTL/SH version. - Copyright (C) 2003, 2005, 2007 Free Software Foundation, Inc. + Copyright (C) 2003, 2005, 2006 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 @@ -56,9 +56,6 @@ typedef struct # error "TLS support is required." #endif -/* Signal that TLS support is available. */ -# define USE_TLS 1 - #ifndef __ASSEMBLER__ /* Get system call information. */ @@ -153,29 +150,6 @@ typedef struct __asm __volatile ("stc gbr,%0" : "=r" (__tcbp)); \ ((tcbhead_t *) (descr + 1))->pointer_guard = __tcbp->pointer_guard;}) -/* Get and set the global scope generation counter in struct pthread. */ -#define THREAD_GSCOPE_FLAG_UNUSED 0 -#define THREAD_GSCOPE_FLAG_USED 1 -#define THREAD_GSCOPE_FLAG_WAIT 2 -#define THREAD_GSCOPE_RESET_FLAG() \ - do \ - { int __res \ - = atomic_exchange_rel (&THREAD_SELF->header.gscope_flag, \ - THREAD_GSCOPE_FLAG_UNUSED); \ - if (__res == THREAD_GSCOPE_FLAG_WAIT) \ - lll_futex_wake (&THREAD_SELF->header.gscope_flag, 1); \ - } \ - while (0) -#define THREAD_GSCOPE_SET_FLAG() \ - do \ - { \ - THREAD_SELF->header.gscope_flag = THREAD_GSCOPE_FLAG_USED; \ - atomic_write_barrier (); \ - } \ - while (0) -#define THREAD_GSCOPE_WAIT() \ - GL(dl_wait_lookup_done) () - #endif /* __ASSEMBLER__ */ #endif /* tls.h */ diff --git a/nptl/sysdeps/sparc/tls.h b/nptl/sysdeps/sparc/tls.h index 90a3e0bf3d..4fbe426595 100644 --- a/nptl/sysdeps/sparc/tls.h +++ b/nptl/sysdeps/sparc/tls.h @@ -1,5 +1,5 @@ /* Definitions for thread-local data handling. NPTL/sparc version. - Copyright (C) 2003, 2005, 2006, 2007 Free Software Foundation, Inc. + Copyright (C) 2003, 2005, 2006 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 @@ -46,15 +46,9 @@ typedef struct dtv_t *dtv; void *self; int multiple_threads; -#if __WORDSIZE == 64 - int gscope_flag; -#endif uintptr_t sysinfo; uintptr_t stack_guard; uintptr_t pointer_guard; -#if __WORDSIZE != 64 - int gscope_flag; -#endif } tcbhead_t; #else /* __ASSEMBLER__ */ @@ -66,9 +60,6 @@ typedef struct # error "TLS support is required." #endif -/* Signal that TLS support is available. */ -#define USE_TLS 1 - #ifndef __ASSEMBLER__ /* Get system call information. */ # include <sysdep.h> @@ -150,29 +141,6 @@ register struct pthread *__thread_self __asm__("%g7"); # define THREAD_COPY_POINTER_GUARD(descr) \ ((descr)->header.pointer_guard = THREAD_GET_POINTER_GUARD ()) -/* Get and set the global scope generation counter in struct pthread. */ -#define THREAD_GSCOPE_FLAG_UNUSED 0 -#define THREAD_GSCOPE_FLAG_USED 1 -#define THREAD_GSCOPE_FLAG_WAIT 2 -#define THREAD_GSCOPE_RESET_FLAG() \ - do \ - { int __res \ - = atomic_exchange_rel (&THREAD_SELF->header.gscope_flag, \ - THREAD_GSCOPE_FLAG_UNUSED); \ - if (__res == THREAD_GSCOPE_FLAG_WAIT) \ - lll_futex_wake (&THREAD_SELF->header.gscope_flag, 1); \ - } \ - while (0) -#define THREAD_GSCOPE_SET_FLAG() \ - do \ - { \ - THREAD_SELF->header.gscope_flag = THREAD_GSCOPE_FLAG_USED; \ - atomic_write_barrier (); \ - } \ - while (0) -#define THREAD_GSCOPE_WAIT() \ - GL(dl_wait_lookup_done) () - #endif /* !ASSEMBLER */ #endif /* tls.h */ diff --git a/nptl/sysdeps/unix/sysv/linux/alpha/bits/local_lim.h b/nptl/sysdeps/unix/sysv/linux/alpha/bits/local_lim.h index e0718780cc..9b27b1ff48 100644 --- a/nptl/sysdeps/unix/sysv/linux/alpha/bits/local_lim.h +++ b/nptl/sysdeps/unix/sysv/linux/alpha/bits/local_lim.h @@ -87,3 +87,6 @@ /* Maximum message queue priority level. */ #define MQ_PRIO_MAX 32768 + +/* Maximum value the semaphore can have. */ +#define SEM_VALUE_MAX (2147483647) diff --git a/nptl/sysdeps/unix/sysv/linux/alpha/bits/semaphore.h b/nptl/sysdeps/unix/sysv/linux/alpha/bits/semaphore.h index 6dadfda206..be4469c69d 100644 --- a/nptl/sysdeps/unix/sysv/linux/alpha/bits/semaphore.h +++ b/nptl/sysdeps/unix/sysv/linux/alpha/bits/semaphore.h @@ -26,9 +26,6 @@ /* Value returned if `sem_open' failed. */ #define SEM_FAILED ((sem_t *) 0) -/* Maximum value the semaphore can have. */ -#define SEM_VALUE_MAX (2147483647) - typedef union { diff --git a/nptl/sysdeps/unix/sysv/linux/bits/local_lim.h b/nptl/sysdeps/unix/sysv/linux/bits/local_lim.h index b639ba44af..4b7b29787e 100644 --- a/nptl/sysdeps/unix/sysv/linux/bits/local_lim.h +++ b/nptl/sysdeps/unix/sysv/linux/bits/local_lim.h @@ -87,3 +87,6 @@ /* Maximum message queue priority level. */ #define MQ_PRIO_MAX 32768 + +/* Maximum value the semaphore can have. */ +#define SEM_VALUE_MAX (2147483647) diff --git a/nptl/sysdeps/unix/sysv/linux/fork.c b/nptl/sysdeps/unix/sysv/linux/fork.c index 98bb237c06..840974401b 100644 --- a/nptl/sysdeps/unix/sysv/linux/fork.c +++ b/nptl/sysdeps/unix/sysv/linux/fork.c @@ -1,4 +1,4 @@ -/* Copyright (C) 2002, 2003, 2007 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. @@ -167,11 +167,8 @@ __libc_fork (void) allp->handler->child_handler (); /* Note that we do not have to wake any possible waiter. - This is the only thread in the new process. The count - may have been bumped up by other threads doing a fork. - We reset it to 1, to avoid waiting for non-existing - thread(s) to release the count. */ - allp->handler->refcntr = 1; + This is the only thread in the new process. */ + --allp->handler->refcntr; /* XXX We could at this point look through the object pool and mark all objects not on the __fork_handlers list as diff --git a/nptl/sysdeps/unix/sysv/linux/i386/bits/semaphore.h b/nptl/sysdeps/unix/sysv/linux/i386/bits/semaphore.h index e6c5d845ce..934493c308 100644 --- a/nptl/sysdeps/unix/sysv/linux/i386/bits/semaphore.h +++ b/nptl/sysdeps/unix/sysv/linux/i386/bits/semaphore.h @@ -28,9 +28,6 @@ /* Value returned if `sem_open' failed. */ #define SEM_FAILED ((sem_t *) 0) -/* Maximum value the semaphore can have. */ -#define SEM_VALUE_MAX (2147483647) - typedef union { diff --git a/nptl/sysdeps/unix/sysv/linux/i386/i486/sem_timedwait.S b/nptl/sysdeps/unix/sysv/linux/i386/i486/sem_timedwait.S index bf70e17fca..aa1f9f41ca 100644 --- a/nptl/sysdeps/unix/sysv/linux/i386/i486/sem_timedwait.S +++ b/nptl/sysdeps/unix/sysv/linux/i386/i486/sem_timedwait.S @@ -1,4 +1,4 @@ -/* Copyright (C) 2002, 2003, 2004, 2005, 2007 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003, 2004, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. @@ -79,7 +79,10 @@ sem_timedwait: jae 6f cfi_offset(3, -16) /* %ebx */ -7: xorl %ecx, %ecx +7: call __pthread_enable_asynccancel + movl %eax, 8(%esp) + + xorl %ecx, %ecx movl %esp, %ebx movl %ecx, %edx movl $SYS_gettimeofday, %eax @@ -102,10 +105,6 @@ sem_timedwait: movl %ecx, (%esp) /* Store relative timeout. */ movl %edx, 4(%esp) - - call __pthread_enable_asynccancel - movl %eax, 8(%esp) - movl 28(%esp), %ebx xorl %ecx, %ecx movl %esp, %esi diff --git a/nptl/sysdeps/unix/sysv/linux/i386/sysdep-cancel.h b/nptl/sysdeps/unix/sysv/linux/i386/sysdep-cancel.h index d60dcd33d5..1cd4b9b8b6 100644 --- a/nptl/sysdeps/unix/sysv/linux/i386/sysdep-cancel.h +++ b/nptl/sysdeps/unix/sysv/linux/i386/sysdep-cancel.h @@ -58,6 +58,7 @@ # define SAVE_OLDTYPE_3 SAVE_OLDTYPE_2 # define SAVE_OLDTYPE_4 SAVE_OLDTYPE_2 # define SAVE_OLDTYPE_5 SAVE_OLDTYPE_2 +# define SAVE_OLDTYPE_6 SAVE_OLDTYPE_2 # define PUSHCARGS_0 /* No arguments to push. */ # define DOCARGS_0 /* No arguments to frob. */ @@ -101,6 +102,14 @@ # define _POPCARGS_5 _POPCARGS_4; popl %edi; \ cfi_adjust_cfa_offset (-4); cfi_restore (edi); +# define PUSHCARGS_6 _PUSHCARGS_6 +# define DOCARGS_6 _DOARGS_6 (44) +# define POPCARGS_6 _POPCARGS_6 +# define _PUSHCARGS_6 pushl %ebp; cfi_adjust_cfa_offset (4); \ + cfi_rel_offset (ebp, 0); _PUSHCARGS_5 +# define _POPCARGS_6 _POPCARGS_5; popl %ebp; \ + cfi_adjust_cfa_offset (-4); cfi_restore (ebp); + # ifdef IS_IN_libpthread # define CENABLE call __pthread_enable_asynccancel; # define CDISABLE call __pthread_disable_asynccancel @@ -122,6 +131,7 @@ # define POPSTATE_3 POPSTATE_2 # define POPSTATE_4 POPSTATE_3 # define POPSTATE_5 POPSTATE_4 +# define POPSTATE_6 POPSTATE_5 # ifndef __ASSEMBLER__ # define SINGLE_THREAD_P \ diff --git a/nptl/sysdeps/unix/sysv/linux/ia64/bits/local_lim.h b/nptl/sysdeps/unix/sysv/linux/ia64/bits/local_lim.h index f837250b95..83db31efcb 100644 --- a/nptl/sysdeps/unix/sysv/linux/ia64/bits/local_lim.h +++ b/nptl/sysdeps/unix/sysv/linux/ia64/bits/local_lim.h @@ -87,3 +87,6 @@ /* Maximum message queue priority level. */ #define MQ_PRIO_MAX 32768 + +/* Maximum value the semaphore can have. */ +#define SEM_VALUE_MAX (2147483647) diff --git a/nptl/sysdeps/unix/sysv/linux/ia64/bits/semaphore.h b/nptl/sysdeps/unix/sysv/linux/ia64/bits/semaphore.h index 2329e98667..0684aebe24 100644 --- a/nptl/sysdeps/unix/sysv/linux/ia64/bits/semaphore.h +++ b/nptl/sysdeps/unix/sysv/linux/ia64/bits/semaphore.h @@ -28,9 +28,6 @@ /* Value returned if `sem_open' failed. */ #define SEM_FAILED ((sem_t *) 0) -/* Maximum value the semaphore can have. */ -#define SEM_VALUE_MAX (2147483647) - typedef union { diff --git a/nptl/sysdeps/unix/sysv/linux/lowlevelrobustlock.c b/nptl/sysdeps/unix/sysv/linux/lowlevelrobustlock.c index 30ef991bd0..3e88ee1866 100644 --- a/nptl/sysdeps/unix/sysv/linux/lowlevelrobustlock.c +++ b/nptl/sysdeps/unix/sysv/linux/lowlevelrobustlock.c @@ -1,4 +1,4 @@ -/* Copyright (C) 2006, 2007 Free Software Foundation, Inc. +/* Copyright (C) 2006 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Jakub Jelinek <jakub@redhat.com>, 2006. @@ -30,10 +30,6 @@ __lll_robust_lock_wait (int *futex) int oldval = *futex; int tid = THREAD_GETMEM (THREAD_SELF, tid); - /* If the futex changed meanwhile try locking again. */ - if (oldval == 0) - goto try; - do { if (__builtin_expect (oldval & FUTEX_OWNER_DIED, 0)) @@ -45,9 +41,6 @@ __lll_robust_lock_wait (int *futex) continue; lll_futex_wait (futex, newval); - - try: - ; } while ((oldval = atomic_compare_and_exchange_val_acq (futex, tid | FUTEX_WAITERS, @@ -64,11 +57,6 @@ __lll_robust_timedlock_wait (int *futex, const struct timespec *abstime) return EINVAL; int tid = THREAD_GETMEM (THREAD_SELF, tid); - int oldval = *futex; - - /* If the futex changed meanwhile try locking again. */ - if (oldval == 0) - goto try; do { @@ -92,6 +80,7 @@ __lll_robust_timedlock_wait (int *futex, const struct timespec *abstime) return ETIMEDOUT; /* Wait. */ + int oldval = *futex; if (__builtin_expect (oldval & FUTEX_OWNER_DIED, 0)) return oldval; @@ -101,13 +90,8 @@ __lll_robust_timedlock_wait (int *futex, const struct timespec *abstime) continue; lll_futex_timed_wait (futex, newval, &rt); - - try: - ; } - while ((oldval = atomic_compare_and_exchange_val_acq (futex, - tid | FUTEX_WAITERS, - 0)) != 0); + while (atomic_compare_and_exchange_bool_acq (futex, tid | FUTEX_WAITERS, 0)); return 0; } diff --git a/nptl/sysdeps/unix/sysv/linux/powerpc/Versions b/nptl/sysdeps/unix/sysv/linux/powerpc/Versions index 9977847984..6b5a0362da 100644 --- a/nptl/sysdeps/unix/sysv/linux/powerpc/Versions +++ b/nptl/sysdeps/unix/sysv/linux/powerpc/Versions @@ -2,4 +2,8 @@ libpthread { GLIBC_2.3.4 { longjmp; siglongjmp; } + GLIBC_2.6 { + # Changed PTHREAD_STACK_MIN. + pthread_attr_setstack; pthread_attr_setstacksize; + } } diff --git a/nptl/sysdeps/unix/sysv/linux/powerpc/bits/local_lim.h b/nptl/sysdeps/unix/sysv/linux/powerpc/bits/local_lim.h new file mode 100644 index 0000000000..02e2d17343 --- /dev/null +++ b/nptl/sysdeps/unix/sysv/linux/powerpc/bits/local_lim.h @@ -0,0 +1,93 @@ +/* Minimum guaranteed maximum values for system limits. Linux/PPC version. + Copyright (C) 1993-1998,2000,2002-2004,2006 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; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +/* The kernel header pollutes the namespace with the NR_OPEN symbol + and defines LINK_MAX although filesystems have different maxima. A + similar thing is true for OPEN_MAX: the limit can be changed at + runtime and therefore the macro must not be defined. Remove this + after including the header if necessary. */ +#ifndef NR_OPEN +# define __undef_NR_OPEN +#endif +#ifndef LINK_MAX +# define __undef_LINK_MAX +#endif +#ifndef OPEN_MAX +# define __undef_OPEN_MAX +#endif + +/* The kernel sources contain a file with all the needed information. */ +#include <linux/limits.h> + +/* Have to remove NR_OPEN? */ +#ifdef __undef_NR_OPEN +# undef NR_OPEN +# undef __undef_NR_OPEN +#endif +/* Have to remove LINK_MAX? */ +#ifdef __undef_LINK_MAX +# undef LINK_MAX +# undef __undef_LINK_MAX +#endif +/* Have to remove OPEN_MAX? */ +#ifdef __undef_OPEN_MAX +# undef OPEN_MAX +# undef __undef_OPEN_MAX +#endif + +/* The number of data keys per process. */ +#define _POSIX_THREAD_KEYS_MAX 128 +/* This is the value this implementation supports. */ +#define PTHREAD_KEYS_MAX 1024 + +/* Controlling the iterations of destructors for thread-specific data. */ +#define _POSIX_THREAD_DESTRUCTOR_ITERATIONS 4 +/* Number of iterations this implementation does. */ +#define PTHREAD_DESTRUCTOR_ITERATIONS _POSIX_THREAD_DESTRUCTOR_ITERATIONS + +/* The number of threads per process. */ +#define _POSIX_THREAD_THREADS_MAX 64 +/* We have no predefined limit on the number of threads. */ +#undef PTHREAD_THREADS_MAX + +/* Maximum amount by which a process can descrease its asynchronous I/O + priority level. */ +#define AIO_PRIO_DELTA_MAX 20 + +/* Minimum size for a thread. At least two pages for systems with 64k + pages. */ +#define PTHREAD_STACK_MIN 131072 + +/* Maximum number of timer expiration overruns. */ +#define DELAYTIMER_MAX 2147483647 + +/* Maximum tty name length. */ +#define TTY_NAME_MAX 32 + +/* Maximum login name length. This is arbitrary. */ +#define LOGIN_NAME_MAX 256 + +/* Maximum host name length. */ +#define HOST_NAME_MAX 64 + +/* Maximum message queue priority level. */ +#define MQ_PRIO_MAX 32768 + +/* Maximum value the semaphore can have. */ +#define SEM_VALUE_MAX (2147483647) diff --git a/nptl/sysdeps/unix/sysv/linux/powerpc/bits/semaphore.h b/nptl/sysdeps/unix/sysv/linux/powerpc/bits/semaphore.h index 8123b418b5..c7f121ba5b 100644 --- a/nptl/sysdeps/unix/sysv/linux/powerpc/bits/semaphore.h +++ b/nptl/sysdeps/unix/sysv/linux/powerpc/bits/semaphore.h @@ -33,9 +33,6 @@ /* Value returned if `sem_open' failed. */ #define SEM_FAILED ((sem_t *) 0) -/* Maximum value the semaphore can have. */ -#define SEM_VALUE_MAX (2147483647) - typedef union { diff --git a/nptl/sysdeps/unix/sysv/linux/powerpc/pthread_attr_setstack.c b/nptl/sysdeps/unix/sysv/linux/powerpc/pthread_attr_setstack.c new file mode 100644 index 0000000000..2cb0a13bcb --- /dev/null +++ b/nptl/sysdeps/unix/sysv/linux/powerpc/pthread_attr_setstack.c @@ -0,0 +1,2 @@ +#define NEW_VERNUM GLIBC_2_6 +#include <nptl/pthread_attr_setstack.c> diff --git a/nptl/sysdeps/unix/sysv/linux/powerpc/pthread_attr_setstacksize.c b/nptl/sysdeps/unix/sysv/linux/powerpc/pthread_attr_setstacksize.c new file mode 100644 index 0000000000..9472dd17ef --- /dev/null +++ b/nptl/sysdeps/unix/sysv/linux/powerpc/pthread_attr_setstacksize.c @@ -0,0 +1,8 @@ +#define NEW_VERNUM GLIBC_2_6 +#define STACKSIZE_ADJUST \ + do { \ + size_t ps = __getpagesize (); \ + if (stacksize < 2 * ps) \ + stacksize = 2 * ps; \ + } while (0) +#include <nptl/pthread_attr_setstacksize.c> diff --git a/nptl/sysdeps/unix/sysv/linux/rtld-lowlevel.h b/nptl/sysdeps/unix/sysv/linux/rtld-lowlevel.h index 39db5a3bd4..6b3d3682da 100644 --- a/nptl/sysdeps/unix/sysv/linux/rtld-lowlevel.h +++ b/nptl/sysdeps/unix/sysv/linux/rtld-lowlevel.h @@ -1,5 +1,5 @@ /* Defintions for lowlevel handling in ld.so. - Copyright (C) 2006, 2007 Free Software Foundation, Inc. + Copyright (C) 2006 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 diff --git a/nptl/sysdeps/unix/sysv/linux/s390/bits/semaphore.h b/nptl/sysdeps/unix/sysv/linux/s390/bits/semaphore.h index ead2663047..111462f0fb 100644 --- a/nptl/sysdeps/unix/sysv/linux/s390/bits/semaphore.h +++ b/nptl/sysdeps/unix/sysv/linux/s390/bits/semaphore.h @@ -32,9 +32,6 @@ /* Value returned if `sem_open' failed. */ #define SEM_FAILED ((sem_t *) 0) -/* Maximum value the semaphore can have. */ -#define SEM_VALUE_MAX (2147483647) - typedef union { diff --git a/nptl/sysdeps/unix/sysv/linux/s390/s390-32/sysdep-cancel.h b/nptl/sysdeps/unix/sysv/linux/s390/s390-32/sysdep-cancel.h index 17ab562daa..6b0240243a 100644 --- a/nptl/sysdeps/unix/sysv/linux/s390/s390-32/sysdep-cancel.h +++ b/nptl/sysdeps/unix/sysv/linux/s390/s390-32/sysdep-cancel.h @@ -45,7 +45,13 @@ L(pseudo_cancel): \ bas %r14,0(%r1,%r13); \ lr %r0,%r2; \ LM_##args \ - DO_CALL(syscall_name, args); \ + .if SYS_ify (syscall_name) < 256; \ + svc SYS_ify (syscall_name); \ + .else; \ + lhi %r1,SYS_ify (syscall_name); \ + svc 0; \ + .endif; \ + LR7_##args \ l %r1,2f-0b(%r13); \ lr %r12,%r2; \ lr %r2,%r0; \ @@ -89,6 +95,7 @@ L(pseudo_end): #define STM_3 stm %r2,%r4,8(%r15); #define STM_4 stm %r2,%r5,8(%r15); #define STM_5 stm %r2,%r5,8(%r15); +#define STM_6 stm %r2,%r7,8(%r15); #define LM_0 /* Nothing */ #define LM_1 l %r2,8+96(%r15); @@ -96,6 +103,18 @@ L(pseudo_end): #define LM_3 lm %r2,%r4,8+96(%r15); #define LM_4 lm %r2,%r5,8+96(%r15); #define LM_5 lm %r2,%r5,8+96(%r15); +#define LM_6 lm %r2,%r5,8+96(%r15); \ + cfi_offset (%r7, -68); \ + l %r7,96+96(%r15); + +#define LR7_0 /* Nothing */ +#define LR7_1 /* Nothing */ +#define LR7_2 /* Nothing */ +#define LR7_3 /* Nothing */ +#define LR7_4 /* Nothing */ +#define LR7_5 /* Nothing */ +#define LR7_6 l %r7,28+96(%r15); \ + cfi_restore (%r7); # ifndef __ASSEMBLER__ # define SINGLE_THREAD_P \ diff --git a/nptl/sysdeps/unix/sysv/linux/s390/s390-64/sysdep-cancel.h b/nptl/sysdeps/unix/sysv/linux/s390/s390-64/sysdep-cancel.h index 77ce742495..70d5a86429 100644 --- a/nptl/sysdeps/unix/sysv/linux/s390/s390-64/sysdep-cancel.h +++ b/nptl/sysdeps/unix/sysv/linux/s390/s390-64/sysdep-cancel.h @@ -42,7 +42,13 @@ L(pseudo_cancel): \ brasl %r14,CENABLE; \ lgr %r0,%r2; \ LM_##args \ - DO_CALL(syscall_name, args); \ + .if SYS_ify (syscall_name) < 256; \ + svc SYS_ify (syscall_name); \ + .else; \ + lghi %r1,SYS_ify (syscall_name); \ + svc 0; \ + .endif; \ + LR7_##args \ lgr %r13,%r2; \ lgr %r2,%r0; \ brasl %r14,CDISABLE; \ @@ -85,6 +91,7 @@ L(pseudo_end): #define STM_3 stmg %r2,%r4,16(%r15); #define STM_4 stmg %r2,%r5,16(%r15); #define STM_5 stmg %r2,%r5,16(%r15); +#define STM_6 stmg %r2,%r7,16(%r15); #define LM_0 /* Nothing */ #define LM_1 lg %r2,16+160(%r15); @@ -92,6 +99,18 @@ L(pseudo_end): #define LM_3 lmg %r2,%r4,16+160(%r15); #define LM_4 lmg %r2,%r5,16+160(%r15); #define LM_5 lmg %r2,%r5,16+160(%r15); +#define LM_6 lmg %r2,%r5,16+160(%r15); \ + cfi_offset (%r7, -104); \ + lg %r7,160+160(%r15); + +#define LR7_0 /* Nothing */ +#define LR7_1 /* Nothing */ +#define LR7_2 /* Nothing */ +#define LR7_3 /* Nothing */ +#define LR7_4 /* Nothing */ +#define LR7_5 /* Nothing */ +#define LR7_6 lg %r7,56+160(%r15); \ + cfi_restore (%r7); # if defined IS_IN_libpthread || !defined NOT_IN_libc # ifndef __ASSEMBLER__ diff --git a/nptl/sysdeps/unix/sysv/linux/sh/bits/semaphore.h b/nptl/sysdeps/unix/sysv/linux/sh/bits/semaphore.h index e6c5d845ce..934493c308 100644 --- a/nptl/sysdeps/unix/sysv/linux/sh/bits/semaphore.h +++ b/nptl/sysdeps/unix/sysv/linux/sh/bits/semaphore.h @@ -28,9 +28,6 @@ /* Value returned if `sem_open' failed. */ #define SEM_FAILED ((sem_t *) 0) -/* Maximum value the semaphore can have. */ -#define SEM_VALUE_MAX (2147483647) - typedef union { diff --git a/nptl/sysdeps/unix/sysv/linux/sparc/bits/local_lim.h b/nptl/sysdeps/unix/sysv/linux/sparc/bits/local_lim.h index e082ea8f04..2576f121c3 100644 --- a/nptl/sysdeps/unix/sysv/linux/sparc/bits/local_lim.h +++ b/nptl/sysdeps/unix/sysv/linux/sparc/bits/local_lim.h @@ -87,3 +87,6 @@ /* Maximum message queue priority level. */ #define MQ_PRIO_MAX 32768 + +/* Maximum value the semaphore can have. */ +#define SEM_VALUE_MAX (2147483647) diff --git a/nptl/sysdeps/unix/sysv/linux/sparc/bits/semaphore.h b/nptl/sysdeps/unix/sysv/linux/sparc/bits/semaphore.h index 7f3a328326..8fd7d344ea 100644 --- a/nptl/sysdeps/unix/sysv/linux/sparc/bits/semaphore.h +++ b/nptl/sysdeps/unix/sysv/linux/sparc/bits/semaphore.h @@ -33,9 +33,6 @@ /* Value returned if `sem_open' failed. */ #define SEM_FAILED ((sem_t *) 0) -/* Maximum value the semaphore can have. */ -#define SEM_VALUE_MAX (2147483647) - typedef union { diff --git a/nptl/sysdeps/unix/sysv/linux/sparc/sparc32/sparcv9/pthread_barrier_wait.c b/nptl/sysdeps/unix/sysv/linux/sparc/sparc32/sparcv9/pthread_barrier_wait.c index 7613863bba..55d20eb8f8 100644 --- a/nptl/sysdeps/unix/sysv/linux/sparc/sparc32/sparcv9/pthread_barrier_wait.c +++ b/nptl/sysdeps/unix/sysv/linux/sparc/sparc32/sparcv9/pthread_barrier_wait.c @@ -1 +1 @@ -#include "../../../../../../pthread/pthread_barrier_wait.c" +#include "../../../../../../../pthread_barrier_wait.c" diff --git a/nptl/sysdeps/unix/sysv/linux/x86_64/bits/semaphore.h b/nptl/sysdeps/unix/sysv/linux/x86_64/bits/semaphore.h index 57edbbbfb3..e973bc5bfb 100644 --- a/nptl/sysdeps/unix/sysv/linux/x86_64/bits/semaphore.h +++ b/nptl/sysdeps/unix/sysv/linux/x86_64/bits/semaphore.h @@ -33,9 +33,6 @@ /* Value returned if `sem_open' failed. */ #define SEM_FAILED ((sem_t *) 0) -/* Maximum value the semaphore can have. */ -#define SEM_VALUE_MAX (2147483647) - typedef union { diff --git a/nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S b/nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S index 394dec8d82..90f10e6f4f 100644 --- a/nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S +++ b/nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.S @@ -1,4 +1,4 @@ -/* Copyright (C) 2002-2006, 2007 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. @@ -164,7 +164,7 @@ __lll_mutex_timedlock_wait: 8: /* NB: %edx == 2 */ xorl %eax, %eax LOCK - cmpxchgl %edx, (%r12) + cmpxchgl %edx, (%rdi) jnz 7f 6: addq $16, %rsp diff --git a/nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.h b/nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.h index 97085bf018..4030bb7fb8 100644 --- a/nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.h +++ b/nptl/sysdeps/unix/sysv/linux/x86_64/lowlevellock.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2002, 2003, 2004, 2006 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003, 2004, 2006, 2007 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. @@ -35,6 +35,7 @@ #define SYS_futex 202 #define FUTEX_WAIT 0 #define FUTEX_WAKE 1 +#define FUTEX_CMP_REQUEUE 4 #define FUTEX_LOCK_PI 6 #define FUTEX_UNLOCK_PI 7 #define FUTEX_TRYLOCK_PI 8 @@ -150,7 +151,7 @@ LLL_STUB_UNWIND_INFO_END #define lll_futex_wait(futex, val) \ ({ \ int __status; \ - register __typeof (val) _val asm ("edx") = (val); \ + register __typeof (val) _val __asm ("edx") = (val); \ __asm __volatile ("xorq %%r10, %%r10\n\t" \ "syscall" \ : "=a" (__status) \ @@ -163,22 +164,22 @@ LLL_STUB_UNWIND_INFO_END #define lll_futex_timed_wait(futex, val, timeout) \ ({ \ - register const struct timespec *__to __asm__ ("r10") = timeout; \ + register const struct timespec *__to __asm ("r10") = timeout; \ int __status; \ - register __typeof (val) _val asm ("edx") = (val); \ + register __typeof (val) _val __asm ("edx") = (val); \ __asm __volatile ("syscall" \ : "=a" (__status) \ : "0" (SYS_futex), "D" (futex), "S" (FUTEX_WAIT), \ "d" (_val), "r" (__to) \ : "memory", "cc", "r11", "cx"); \ - __status; \ + -__status; \ }) #define lll_futex_wake(futex, nr) \ do { \ int __ignore; \ - register __typeof (nr) _nr asm ("edx") = (nr); \ + register __typeof (nr) _nr __asm ("edx") = (nr); \ __asm __volatile ("syscall" \ : "=a" (__ignore) \ : "0" (SYS_futex), "D" (futex), "S" (FUTEX_WAKE), \ @@ -423,6 +424,21 @@ extern int __lll_mutex_unlock_wait (int *__futex) attribute_hidden; : "cx", "r11", "cc", "memory"); }) +/* Returns non-zero if error happened, zero if success. */ +#define lll_futex_requeue(ftx, nr_wake, nr_move, mutex, val) \ + ({ int __res; \ + register int __nr_move __asm ("r10") = nr_move; \ + register void *__mutex __asm ("r8") = mutex; \ + register int __val __asm ("r9") = val; \ + __asm __volatile ("syscall" \ + : "=a" (__res) \ + : "0" (__NR_futex), "D" ((void *) ftx), \ + "S" (FUTEX_CMP_REQUEUE), "d" (nr_wake), \ + "r" (__nr_move), "r" (__mutex), "r" (__val) \ + : "cx", "r11", "cc", "memory"); \ + __res < 0; }) + + #define lll_mutex_islocked(futex) \ (futex != LLL_MUTEX_LOCK_INITIALIZER) diff --git a/nptl/sysdeps/unix/sysv/linux/x86_64/sem_timedwait.S b/nptl/sysdeps/unix/sysv/linux/x86_64/sem_timedwait.S index 51136cf2dc..c44d3f5e77 100644 --- a/nptl/sysdeps/unix/sysv/linux/x86_64/sem_timedwait.S +++ b/nptl/sysdeps/unix/sysv/linux/x86_64/sem_timedwait.S @@ -1,4 +1,4 @@ -/* Copyright (C) 2002, 2003, 2005, 2007 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003, 2005 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. @@ -79,7 +79,10 @@ sem_timedwait: cfi_offset(14, -24) /* %r14 */ jae 6f -7: xorl %esi, %esi +7: call __pthread_enable_asynccancel + movl %eax, 16(%rsp) + + xorl %esi, %esi movq %rsp, %rdi movq $VSYSCALL_ADDR_vgettimeofday, %rax callq *%rax @@ -102,9 +105,6 @@ sem_timedwait: movq %rdi, (%rsp) /* Store relative timeout. */ movq %rsi, 8(%rsp) - call __pthread_enable_asynccancel - movl %eax, 16(%rsp) - movq %rsp, %r10 movq %r12, %rdi xorl %esi, %esi diff --git a/nptl/sysdeps/x86_64/tls.h b/nptl/sysdeps/x86_64/tls.h index b6385b135c..7618573e0b 100644 --- a/nptl/sysdeps/x86_64/tls.h +++ b/nptl/sysdeps/x86_64/tls.h @@ -1,5 +1,5 @@ /* Definition for thread-local data handling. nptl/x86_64 version. - Copyright (C) 2002,2003,2004,2005,2006,2007 Free Software Foundation, Inc. + Copyright (C) 2002, 2003, 2004, 2005, 2006 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 @@ -47,7 +47,6 @@ typedef struct dtv_t *dtv; void *self; /* Pointer to the thread descriptor. */ int multiple_threads; - int gscope_flag; uintptr_t sysinfo; uintptr_t stack_guard; uintptr_t pointer_guard; @@ -63,9 +62,6 @@ typedef struct # error "TLS support is required." #endif -/* Signal that TLS support is available. */ -#define USE_TLS 1 - /* Alignment requirement for the stack. */ #define STACK_ALIGN 16 @@ -340,26 +336,6 @@ typedef struct = THREAD_GETMEM (THREAD_SELF, header.pointer_guard)) -/* Get and set the global scope generation counter in the TCB head. */ -#define THREAD_GSCOPE_FLAG_UNUSED 0 -#define THREAD_GSCOPE_FLAG_USED 1 -#define THREAD_GSCOPE_FLAG_WAIT 2 -#define THREAD_GSCOPE_RESET_FLAG() \ - do \ - { int __res; \ - asm volatile ("xchgl %0, %%fs:%P1" \ - : "=r" (__res) \ - : "i" (offsetof (struct pthread, header.gscope_flag)), \ - "0" (THREAD_GSCOPE_FLAG_UNUSED)); \ - if (__res == THREAD_GSCOPE_FLAG_WAIT) \ - lll_futex_wake (&THREAD_SELF->header.gscope_flag, 1); \ - } \ - while (0) -#define THREAD_GSCOPE_SET_FLAG() \ - THREAD_SETMEM (THREAD_SELF, header.gscope_flag, THREAD_GSCOPE_FLAG_USED) -#define THREAD_GSCOPE_WAIT() \ - GL(dl_wait_lookup_done) () - #endif /* __ASSEMBLER__ */ #endif /* tls.h */ diff --git a/nptl/tst-cancel-wrappers.sh b/nptl/tst-cancel-wrappers.sh index 61b9fb52de..d6f16d1ed2 100644 --- a/nptl/tst-cancel-wrappers.sh +++ b/nptl/tst-cancel-wrappers.sh @@ -1,6 +1,6 @@ #! /bin/sh # Test whether all cancelable functions are cancelable. -# Copyright (C) 2002, 2003, 2007 Free Software Foundation, Inc. +# Copyright (C) 2002, 2003 Free Software Foundation, Inc. # This file is part of the GNU C Library. # Contributed by Jakub Jelinek <jakub@redhat.com>, 2002. @@ -26,7 +26,6 @@ C["close"]=1 C["connect"]=1 C["creat"]=1 C["fcntl"]=1 -C["fdatasync"]=1 C["fsync"]=1 C["msgrcv"]=1 C["msgsnd"]=1 diff --git a/nptl/tst-cancel4.c b/nptl/tst-cancel4.c index 45df6ce076..73cfa44614 100644 --- a/nptl/tst-cancel4.c +++ b/nptl/tst-cancel4.c @@ -1,4 +1,4 @@ -/* Copyright (C) 2002, 2003, 2004, 2006, 2007 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003, 2004, 2006 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. @@ -1571,47 +1571,6 @@ tf_fsync (void *arg) static void * -tf_fdatasync (void *arg) -{ - if (arg == NULL) - // XXX If somebody can provide a portable test case in which fdatasync() - // blocks we can enable this test to run in both rounds. - abort (); - - tempfd = open ("Makefile", O_RDONLY); - if (tempfd == -1) - { - printf ("%s: cannot open Makefile\n", __FUNCTION__); - exit (1); - } - - int r = pthread_barrier_wait (&b2); - if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD) - { - printf ("%s: barrier_wait failed\n", __FUNCTION__); - exit (1); - } - - r = pthread_barrier_wait (&b2); - if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD) - { - printf ("%s: 2nd barrier_wait failed\n", __FUNCTION__); - exit (1); - } - - pthread_cleanup_push (cl, NULL); - - fdatasync (tempfd); - - pthread_cleanup_pop (0); - - printf ("%s: fdatasync returned\n", __FUNCTION__); - - exit (1); -} - - -static void * tf_msync (void *arg) { if (arg == NULL) @@ -2119,7 +2078,6 @@ static struct ADD_TEST (pread, 2, 1), ADD_TEST (pwrite, 2, 1), ADD_TEST (fsync, 2, 1), - ADD_TEST (fdatasync, 2, 1), ADD_TEST (msync, 2, 1), ADD_TEST (sendto, 2, 1), ADD_TEST (sendmsg, 2, 1), diff --git a/nptl/tst-robust9.c b/nptl/tst-robust9.c deleted file mode 100644 index 1d6ba179be..0000000000 --- a/nptl/tst-robust9.c +++ /dev/null @@ -1,94 +0,0 @@ -#include <stdio.h> -#include <stdlib.h> -#include <errno.h> -#include <pthread.h> -#include <unistd.h> -#include <sys/time.h> - - -static pthread_mutex_t m; - -static void * -tf (void *data) -{ - int err = pthread_mutex_lock (&m); - if (err == EOWNERDEAD) - { - err = pthread_mutex_consistent_np (&m); - if (err) - { - puts ("pthread_mutex_consistent_np"); - exit (1); - } - } - else if (err) - { - puts ("pthread_mutex_lock"); - exit (1); - } - printf ("thread%ld got the lock.\n", (long int) data); - sleep (1); - /* exit without unlock */ - return NULL; -} - -static int -do_test (void) -{ - int err, i; - pthread_t t[3]; - pthread_mutexattr_t ma; - - pthread_mutexattr_init (&ma); - err = pthread_mutexattr_setrobust_np (&ma, PTHREAD_MUTEX_ROBUST_NP); - if (err) - { - puts ("pthread_mutexattr_setrobust_np"); - return 1; - } -#ifdef ENABLE_PI - if (pthread_mutexattr_setprotocol (&ma, PTHREAD_PRIO_INHERIT) != 0) - { - puts ("pthread_mutexattr_setprotocol failed"); - return 1; - } -#endif - err = pthread_mutex_init (&m, &ma); -#ifdef ENABLE_PI - if (err == ENOTSUP) - { - puts ("PI robust mutexes not supported"); - return 0; - } -#endif - if (err) - { - puts ("pthread_mutex_init"); - return 1; - } - - for (i = 0; i < sizeof (t) / sizeof (t[0]); i++) - { - err = pthread_create (&t[i], NULL, tf, (void *) (long int) i); - if (err) - { - puts ("pthread_create"); - return 1; - } - } - - for (i = 0; i < sizeof (t) / sizeof (t[0]); i++) - { - err = pthread_join (t[i], NULL); - if (err) - { - puts ("pthread_join"); - return 1; - } - } - return 0; -} - -#define TIMEOUT 5 -#define TEST_FUNCTION do_test () -#include "../test-skeleton.c" diff --git a/nptl/tst-robustpi9.c b/nptl/tst-robustpi9.c deleted file mode 100644 index d059aa7d88..0000000000 --- a/nptl/tst-robustpi9.c +++ /dev/null @@ -1,2 +0,0 @@ -#define ENABLE_PI 1 -#include "tst-robust9.c" diff --git a/nptl/tst-sem10.c b/nptl/tst-sem10.c deleted file mode 100644 index 9f6e870a85..0000000000 --- a/nptl/tst-sem10.c +++ /dev/null @@ -1,88 +0,0 @@ -/* Copyright (C) 2007 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Jakub Jelinek <jakub@redhat.com>, 2007. - - 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 <errno.h> -#include <pthread.h> -#include <semaphore.h> -#include <stdio.h> -#include <time.h> -#include <unistd.h> -#include <sys/time.h> - - -static int -do_test (void) -{ - sem_t s; - if (sem_init (&s, 0, 0) == -1) - { - puts ("sem_init failed"); - return 1; - } - - struct timeval tv; - if (gettimeofday (&tv, NULL) != 0) - { - puts ("gettimeofday failed"); - return 1; - } - - struct timespec ts; - TIMEVAL_TO_TIMESPEC (&tv, &ts); - - /* Set ts to yesterday. */ - ts.tv_sec -= 86400; - - int type_before; - if (pthread_setcanceltype (PTHREAD_CANCEL_DEFERRED, &type_before) != 0) - { - puts ("first pthread_setcanceltype failed"); - return 1; - } - - errno = 0; - if (TEMP_FAILURE_RETRY (sem_timedwait (&s, &ts)) != -1) - { - puts ("sem_timedwait succeeded"); - return 1; - } - if (errno != ETIMEDOUT) - { - printf ("sem_timedwait return errno = %d instead of ETIMEDOUT\n", - errno); - return 1; - } - - int type_after; - if (pthread_setcanceltype (PTHREAD_CANCEL_DEFERRED, &type_after) != 0) - { - puts ("second pthread_setcanceltype failed"); - return 1; - } - if (type_after != PTHREAD_CANCEL_DEFERRED) - { - puts ("sem_timedwait changed cancellation type"); - return 1; - } - - return 0; -} - -#define TEST_FUNCTION do_test () -#include "../test-skeleton.c" diff --git a/nptl/tst-tls5.h b/nptl/tst-tls5.h index b7c14eb82c..9a76ab7827 100644 --- a/nptl/tst-tls5.h +++ b/nptl/tst-tls5.h @@ -2,7 +2,7 @@ #include <stdlib.h> #include <tls.h> -#if USE_TLS && HAVE___THREAD +#if HAVE___THREAD struct tls_obj { |