From 3fa21fd813ac323f2890812b99663d7cf17578eb Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Wed, 31 Mar 2004 01:47:34 +0000 Subject: [PATCH] Update. 2004-03-30 Ulrich Drepper * sysdeps/generic/libc-start.c (LIBC_START_MAIN) [HAVE_CLEANUP_JMP_BUF]: Call __nptl_deallocate_tsd. --- ChangeLog | 5 ++ nptl/ChangeLog | 11 +++++ nptl/Makefile | 2 +- nptl/init.c | 3 +- nptl/pthreadP.h | 2 + nptl/pthread_create.c | 8 ++-- nptl/sysdeps/pthread/pthread-functions.h | 3 +- nptl/tst-tsd5.c | 81 ++++++++++++++++++++++++++++++++ sysdeps/generic/libc-start.c | 8 ++++ 9 files changed, 116 insertions(+), 7 deletions(-) create mode 100644 nptl/tst-tsd5.c diff --git a/ChangeLog b/ChangeLog index 9ad8a51..d2303fb 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,8 @@ +2004-03-30 Ulrich Drepper + + * sysdeps/generic/libc-start.c (LIBC_START_MAIN) + [HAVE_CLEANUP_JMP_BUF]: Call __nptl_deallocate_tsd. + 2004-03-30 Jakub Jelinek * nis/nss_nis/nis-service.c (_nss_nis_getservbyname_r): If protocol diff --git a/nptl/ChangeLog b/nptl/ChangeLog index 4e400f6..ccbaef2 100644 --- a/nptl/ChangeLog +++ b/nptl/ChangeLog @@ -1,3 +1,14 @@ +2004-03-30 Ulrich Drepper + + * sysdeps/pthread/pthread-functions.h: Add ptr__nptl_deallocate_tsd. + * init.c (pthread_functions): Add ptr__nptl_deallocate_tsd. + * pthreadP.h: Declare __nptl_deallocate_tsd. + * pthread_create.c (deallocate_tsd): Remove to __nptl_deallocate_tsd. + Adjust caller. + + * Makefile (tests): Add tst-tsd5. + * tst-tsd5.c: New file. + 2004-03-29 Ulrich Drepper * sysdeps/unix/sysv/linux/pthread_attr_setaffinity.c diff --git a/nptl/Makefile b/nptl/Makefile index c3bc89c..484824f 100644 --- a/nptl/Makefile +++ b/nptl/Makefile @@ -210,7 +210,7 @@ tests = tst-attr1 tst-attr2 tst-attr3 \ tst-join1 tst-join2 tst-join3 tst-join4 tst-join5 \ tst-detach1 \ tst-eintr1 tst-eintr2 tst-eintr3 tst-eintr4 tst-eintr5 \ - tst-tsd1 tst-tsd2 tst-tsd3 tst-tsd4 \ + tst-tsd1 tst-tsd2 tst-tsd3 tst-tsd4 tst-tsd5 \ tst-tls1 tst-tls2 \ tst-fork1 tst-fork2 tst-fork3 tst-fork4 \ tst-atfork1 \ diff --git a/nptl/init.c b/nptl/init.c index 47bb0a6..e58dae0 100644 --- a/nptl/init.c +++ b/nptl/init.c @@ -130,7 +130,8 @@ static const struct pthread_functions pthread_functions = .ptr__pthread_cleanup_push_defer = __pthread_cleanup_push_defer, .ptr__pthread_cleanup_pop_restore = __pthread_cleanup_pop_restore, .ptr_nthreads = &__nptl_nthreads, - .ptr___pthread_unwind = &__pthread_unwind + .ptr___pthread_unwind = &__pthread_unwind, + .ptr__nptl_deallocate_tsd = __nptl_deallocate_tsd }; # define ptr_pthread_functions &pthread_functions #else diff --git a/nptl/pthreadP.h b/nptl/pthreadP.h index ba9529f..c0941f0 100644 --- a/nptl/pthreadP.h +++ b/nptl/pthreadP.h @@ -439,4 +439,6 @@ extern void _pthread_cleanup_push_defer (struct _pthread_cleanup_buffer *buffer, extern void _pthread_cleanup_pop_restore (struct _pthread_cleanup_buffer *buffer, int execute); +extern void __nptl_deallocate_tsd (void) attribute_hidden; + #endif /* pthreadP.h */ diff --git a/nptl/pthread_create.c b/nptl/pthread_create.c index 014c41b..34edee4 100644 --- a/nptl/pthread_create.c +++ b/nptl/pthread_create.c @@ -102,9 +102,9 @@ __find_in_stack_list (pd) /* Deallocate POSIX thread-local-storage. */ -static void -internal_function -deallocate_tsd (void) +void +attribute_hidden +__nptl_deallocate_tsd (void) { struct pthread *self = THREAD_SELF; @@ -268,7 +268,7 @@ start_thread (void *arg) } /* Run the destructor for the thread-local data. */ - deallocate_tsd (); + __nptl_deallocate_tsd (); /* Clean up any state libc stored in thread-local variables. */ __libc_thread_freeres (); diff --git a/nptl/sysdeps/pthread/pthread-functions.h b/nptl/sysdeps/pthread/pthread-functions.h index 38155e2..23af214 100644 --- a/nptl/sysdeps/pthread/pthread-functions.h +++ b/nptl/sysdeps/pthread/pthread-functions.h @@ -1,4 +1,4 @@ -/* Copyright (C) 2003 Free Software Foundation, Inc. +/* Copyright (C) 2003, 2004 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper , 2003. @@ -92,6 +92,7 @@ struct pthread_functions int *ptr_nthreads; void (*ptr___pthread_unwind) (__pthread_unwind_buf_t *) __attribute ((noreturn)) __cleanup_fct_attribute; + void (*ptr__nptl_deallocate_tsd) (void); }; /* Variable in libc.so. */ diff --git a/nptl/tst-tsd5.c b/nptl/tst-tsd5.c new file mode 100644 index 0000000..8793e33 --- /dev/null +++ b/nptl/tst-tsd5.c @@ -0,0 +1,81 @@ +/* Copyright (C) 2004 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper , 2004. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include +#include +#include + + +static pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER; + + +static void +cl (void *p) +{ + pthread_mutex_unlock (&m); +} + + +static void * +tf (void *arg) +{ + if (pthread_mutex_lock (&m) != 0) + { + puts ("2nd mutex_lock failed"); + exit (1); + } + + exit (0); +} + + +static int +do_test (void) +{ + pthread_key_t k; + if (pthread_key_create (&k, cl) != 0) + { + puts ("key_create failed"); + return 1; + } + if (pthread_setspecific (k, (void *) 1) != 0) + { + puts ("setspecific failed"); + return 1; + } + + if (pthread_mutex_lock (&m) != 0) + { + puts ("1st mutex_lock failed"); + return 1; + } + + pthread_t th; + if (pthread_create (&th, NULL, tf, NULL) != 0) + { + puts ("create failed"); + return 1; + } + + pthread_exit (NULL); +} + + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" diff --git a/sysdeps/generic/libc-start.c b/sysdeps/generic/libc-start.c index b92ab04..fc9df40 100644 --- a/sysdeps/generic/libc-start.c +++ b/sysdeps/generic/libc-start.c @@ -210,6 +210,14 @@ LIBC_START_MAIN (int (*main) (int, char **, char ** MAIN_AUXVEC_DECL), } else { + /* Remove the thread-local data. */ +# ifdef SHARED + __libc_pthread_functions.ptr__nptl_deallocate_tsd (); +# else + extern void __nptl_deallocate_tsd (void) __attribute ((weak)); + __nptl_deallocate_tsd (); +# endif + /* One less thread. Decrement the counter. If it is zero we terminate the entire process. */ result = 0; -- 2.7.4