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Update.
2003-12-17 Jakub Jelinek <jakub@redhat.com> * malloc/mtrace.c (tr_old_memalign_hook): New variable. (tr_memalignhook): New function. (mtrace): Register tr_memalignhook. (muntrace): Deregister tr_memalignhook. * malloc/malloc.c (__posix_memalign): If __memalign_hook != NULL, call it directly instead of memalign_internal. 2003-12-17 Ulrich Drepper <drepper@redhat.com> * misc/mntent_r.c: Change encoding to match recently change decoder. Patch by Alexander Achenbach <xela@slit.de>. 2003-12-16 Steven Munroe <sjmunroe@us.ibm.com> * sysdeps/unix/sysv/linux/powerpc/sys/ucontext.h: Correct definition of vrregset_t. 2003-12-16 Steven Munroe <sjmunroe@us.ibm.com> * sysdeps/unix/sysv/linux/powerpc/sys/procfs.h [!__PPC64_ELF_H]: Extent conditional to include typedef elf_vrreg_t. 2002-12-17 Paolo Bonzini <bonzini@gnu.org> * posix/regexec.c (re_search_internal): Limit search to the beginning of the buffer if the initial states are empty for contexts that do not include CONTEXT_BEGBUF or, if !preg->newline_anchor, that do not include any one of CONTEXT_BEGBUF and CONTEXT_NEWLINE.
This commit is contained in:
Ulrich Drepper
parent
0278652840
commit
e796f92f68
32
ChangeLog
32
ChangeLog
@ -1,3 +1,35 @@
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2003-12-17 Jakub Jelinek <jakub@redhat.com>
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* malloc/mtrace.c (tr_old_memalign_hook): New variable.
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(tr_memalignhook): New function.
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(mtrace): Register tr_memalignhook.
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(muntrace): Deregister tr_memalignhook.
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* malloc/malloc.c (__posix_memalign): If __memalign_hook != NULL,
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call it directly instead of memalign_internal.
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2003-12-17 Ulrich Drepper <drepper@redhat.com>
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* misc/mntent_r.c: Change encoding to match recently change decoder.
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Patch by Alexander Achenbach <xela@slit.de>.
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2003-12-16 Steven Munroe <sjmunroe@us.ibm.com>
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* sysdeps/unix/sysv/linux/powerpc/sys/ucontext.h: Correct definition of
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vrregset_t.
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2003-12-16 Steven Munroe <sjmunroe@us.ibm.com>
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* sysdeps/unix/sysv/linux/powerpc/sys/procfs.h [!__PPC64_ELF_H]: Extent
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conditional to include typedef elf_vrreg_t.
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2002-12-17 Paolo Bonzini <bonzini@gnu.org>
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* posix/regexec.c (re_search_internal): Limit search to the
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beginning of the buffer if the initial states are empty for
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contexts that do not include CONTEXT_BEGBUF or, if
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!preg->newline_anchor, that do not include any one of
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CONTEXT_BEGBUF and CONTEXT_NEWLINE.
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2003-12-17 Andreas Jaeger <aj@suse.de>
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* sysdeps/generic/system.c (__libc_system): Fix typo, reported by
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@ -1,3 +1,16 @@
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2003-12-17 Jakub Jelinek <jakub@redhat.com>
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* manager.c (pthread_free): Call _dl_deallocate_tls even for
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p_userstack threads.
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* pthread.c (__pthread_initialize_manager): Call _dl_deallocate_tls
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on error.
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(pthread_onexit_process): Update comment.
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* Makefile (tests): Add tst-stack1. Depend on $(objpfx)tst-stack1-mem.
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(generated): Add tst-stack1.mtrace and tst-stack1-mem.
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(tst-stack1-ENV): Set.
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($(objpfx)tst-stack1-mem): New.
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* tst-stack1.c: New test.
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2003-12-16 Steven Munroe <sjmunroe@us.ibm.com>
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* sysdeps/powerpc/tcb-offsets.sym [!__powerpc64__]: Remove
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@ -109,11 +109,14 @@ tests = ex1 ex2 ex3 ex4 ex5 ex6 ex7 ex8 ex9 $(librt-tests) ex12 ex13 joinrace \
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tststack $(tests-nodelete-$(have-z-nodelete)) ecmutex ex14 ex15 ex16 \
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ex17 ex18 tst-cancel tst-context bug-sleep \
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tst-cancel1 tst-cancel2 tst-cancel3 tst-cancel4 tst-cancel5 \
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tst-cancel6 tst-cancel7 tst-cancel8 tst-popen tst-popen2 tst-attr1
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tst-cancel6 tst-cancel7 tst-cancel8 tst-popen tst-popen2 tst-attr1 \
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tst-stack1
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test-srcs = tst-signal
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# These tests are linked with libc before libpthread
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tests-reverse += tst-cancel5
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generated += tst-stack1.mtrace tst-stack1-mem
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ifeq ($(build-static),yes)
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tests += tststatic tst-static-locale tst-cancel-static
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tests-static += tststatic tst-static-locale tst-cancel-static
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@ -139,6 +142,15 @@ tst-tls1modd.so-no-z-defs = yes
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tst-tls1mode.so-no-z-defs = yes
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tst-tls1modf.so-no-z-defs = yes
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tests: $(objpfx)tst-stack1-mem
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tst-stack1-ENV = MALLOC_TRACE=$(objpfx)tst-stack1.mtrace
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# There are still up to 3 objects unfreed:
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# manager thread's stack, tls block and dtv
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$(objpfx)tst-stack1-mem: $(objpfx)tst-stack1.out
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$(common-objpfx)malloc/mtrace $(objpfx)tst-stack1.mtrace > $@ \
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|| [ `grep ^0 $@ | wc -l` -le 3 ]
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$(test-modules): $(objpfx)%.so: $(objpfx)%.os $(common-objpfx)shlib.lds
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$(build-module)
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@ -903,13 +903,14 @@ static void pthread_free(pthread_descr th)
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/* Unmap the stack. */
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munmap(guardaddr, stacksize + guardsize);
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}
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#ifdef USE_TLS
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# if TLS_DTV_AT_TP
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th = (pthread_descr) ((char *) th + TLS_PRE_TCB_SIZE);
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th = (pthread_descr) ((char *) th + TLS_PRE_TCB_SIZE);
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# endif
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_dl_deallocate_tls (th, true);
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_dl_deallocate_tls (th, true);
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#endif
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}
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}
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/* Handle threads that have exited */
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@ -654,7 +654,7 @@ int __pthread_initialize_manager(void)
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#ifdef USE_TLS
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/* Allocate memory for the thread descriptor and the dtv. */
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tcbp = _dl_allocate_tls (NULL);
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tcbp = _dl_allocate_tls (NULL);
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if (tcbp == NULL) {
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free(__pthread_manager_thread_bos);
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__libc_close(manager_pipe[0]);
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@ -783,6 +783,9 @@ int __pthread_initialize_manager(void)
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#endif
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}
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if (__builtin_expect (pid, 0) == -1) {
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#ifdef USE_TLS
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_dl_deallocate_tls (tcbp, true);
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#endif
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free(__pthread_manager_thread_bos);
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__libc_close(manager_pipe[0]);
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__libc_close(manager_pipe[1]);
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@ -1014,8 +1017,16 @@ static void pthread_onexit_process(int retcode, void *arg)
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waitpid(__pthread_manager_thread.p_pid, NULL, __WCLONE);
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#endif
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/* Since all threads have been asynchronously terminated
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(possibly holding locks), free cannot be used any more. */
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/*free (__pthread_manager_thread_bos);*/
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(possibly holding locks), free cannot be used any more.
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For mtrace, we'd like to print something though. */
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/* #ifdef USE_TLS
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tcbhead_t *tcbp = (tcbhead_t *) manager_thread;
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# if TLS_DTV_AT_TP
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tcbp = (tcbhead_t) ((char *) tcbp + TLS_PRE_TCB_SIZE);
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# endif
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_dl_deallocate_tls (tcbp, true);
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#endif
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free (__pthread_manager_thread_bos); */
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__pthread_manager_thread_bos = __pthread_manager_thread_tos = NULL;
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}
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}
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98
linuxthreads/tst-stack1.c
Normal file
98
linuxthreads/tst-stack1.c
Normal file
@ -0,0 +1,98 @@
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/* Copyright (C) 2003 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Jakub Jelinek <jakub@redhat.com>, 2003.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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/* Test whether pthread_create/pthread_join with user defined stacks
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doesn't leak memory. */
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#include <limits.h>
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#include <mcheck.h>
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#include <pthread.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <unistd.h>
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static int seen;
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static void *
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tf (void *p)
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{
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++seen;
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return NULL;
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}
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static int
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do_test (void)
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{
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mtrace ();
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void *stack;
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int res = posix_memalign (&stack, getpagesize (), 4 * PTHREAD_STACK_MIN);
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if (res)
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{
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printf ("malloc failed %s\n", strerror (res));
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return 1;
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}
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pthread_attr_t attr;
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pthread_attr_init (&attr);
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int result = 0;
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res = pthread_attr_setstack (&attr, stack, 4 * PTHREAD_STACK_MIN);
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if (res)
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{
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printf ("pthread_attr_setstack failed %d\n", res);
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result = 1;
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}
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for (int i = 0; i < 16; ++i)
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{
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/* Create the thread. */
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pthread_t th;
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res = pthread_create (&th, &attr, tf, NULL);
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if (res)
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{
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printf ("pthread_create failed %d\n", res);
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result = 1;
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}
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else
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{
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res = pthread_join (th, NULL);
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if (res)
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{
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printf ("pthread_join failed %d\n", res);
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result = 1;
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}
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}
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}
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pthread_attr_destroy (&attr);
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if (seen != 16)
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{
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printf ("seen %d != 16\n", seen);
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result = 1;
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}
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free (stack);
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return result;
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}
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#define TEST_FUNCTION do_test ()
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#include "../test-skeleton.c"
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@ -5389,13 +5389,21 @@ int
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__posix_memalign (void **memptr, size_t alignment, size_t size)
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{
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void *mem;
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__malloc_ptr_t (*hook) __MALLOC_PMT ((size_t, size_t,
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__const __malloc_ptr_t)) =
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__memalign_hook;
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/* Test whether the SIZE argument is valid. It must be a power of
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two multiple of sizeof (void *). */
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if (alignment % sizeof (void *) != 0 || !powerof2 (alignment) != 0)
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return EINVAL;
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mem = __memalign_internal (alignment, size);
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/* Call the hook here, so that caller is posix_memalign's caller
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and not posix_memalign itself. */
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if (hook != NULL)
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mem = (*hook)(alignment, size, RETURN_ADDRESS (0));
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else
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mem = __memalign_internal (alignment, size);
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if (mem != NULL) {
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*memptr = mem;
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@ -71,6 +71,9 @@ static __ptr_t (*tr_old_malloc_hook) __P ((__malloc_size_t size,
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static __ptr_t (*tr_old_realloc_hook) __P ((__ptr_t ptr,
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__malloc_size_t size,
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const __ptr_t));
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static __ptr_t (*tr_old_memalign_hook) __P ((__malloc_size_t __alignment,
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__malloc_size_t __size,
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__const __ptr_t));
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/* This function is called when the block being alloc'd, realloc'd, or
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freed has an address matching the variable "mallwatch". In a debugger,
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@ -233,6 +236,39 @@ tr_reallochook (ptr, size, caller)
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return hdr;
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}
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static __ptr_t tr_memalignhook __P ((__malloc_size_t, __malloc_size_t,
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const __ptr_t));
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static __ptr_t
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tr_memalignhook (alignment, size, caller)
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__malloc_size_t alignment, size;
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const __ptr_t caller;
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{
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__ptr_t hdr;
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__libc_lock_lock (lock);
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__memalign_hook = tr_old_memalign_hook;
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__malloc_hook = tr_old_malloc_hook;
|
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if (tr_old_memalign_hook != NULL)
|
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hdr = (__ptr_t) (*tr_old_memalign_hook) (alignment, size, caller);
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else
|
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hdr = (__ptr_t) memalign (alignment, size);
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__memalign_hook = tr_memalignhook;
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__malloc_hook = tr_mallochook;
|
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|
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tr_where (caller);
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/* We could be printing a NULL here; that's OK. */
|
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fprintf (mallstream, "+ %p %#lx\n", hdr, (unsigned long int) size);
|
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|
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__libc_lock_unlock (lock);
|
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|
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if (hdr == mallwatch)
|
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tr_break ();
|
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|
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return hdr;
|
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}
|
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|
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|
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|
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#ifdef _LIBC
|
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|
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@ -300,6 +336,8 @@ mtrace ()
|
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__malloc_hook = tr_mallochook;
|
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tr_old_realloc_hook = __realloc_hook;
|
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__realloc_hook = tr_reallochook;
|
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tr_old_memalign_hook = __memalign_hook;
|
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__memalign_hook = tr_memalignhook;
|
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#ifdef _LIBC
|
||||
if (!added_atexit_handler)
|
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{
|
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@ -327,4 +365,5 @@ muntrace ()
|
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__free_hook = tr_old_free_hook;
|
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__malloc_hook = tr_old_malloc_hook;
|
||||
__realloc_hook = tr_old_realloc_hook;
|
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__memalign_hook = tr_old_memalign_hook;
|
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}
|
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|
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@ -86,7 +86,7 @@ decode_name (char *buf)
|
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}
|
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else if (rp[0] == '\\' && rp[1] == '0' && rp[2] == '1' && rp[3] == '1')
|
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{
|
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/* \012 is a TAB. */
|
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/* \011 is a TAB. */
|
||||
*wp++ = '\t';
|
||||
rp += 3;
|
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}
|
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@ -216,6 +216,13 @@ weak_alias (__getmntent_r, getmntent_r)
|
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*wp++ = '0'; \
|
||||
} \
|
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else if (*rp == '\t') \
|
||||
{ \
|
||||
*wp++ = '\\'; \
|
||||
*wp++ = '0'; \
|
||||
*wp++ = '1'; \
|
||||
*wp++ = '1'; \
|
||||
} \
|
||||
else if (*rp == '\n') \
|
||||
{ \
|
||||
*wp++ = '\\'; \
|
||||
*wp++ = '0'; \
|
||||
|
||||
@ -1,3 +1,11 @@
|
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2003-12-17 Jakub Jelinek <jakub@redhat.com>
|
||||
|
||||
* Makefile (tests): Add tst-stack3. Depend on $(objpfx)tst-stack3-mem.
|
||||
(generated): Add tst-stack3.mtrace and tst-stack3-mem.
|
||||
(tst-stack3-ENV): Set.
|
||||
($(objpfx)tst-stack3-mem): New.
|
||||
* tst-stack3.c: New test.
|
||||
|
||||
2003-12-10 David Mosberger <davidm@hpl.hp.com>
|
||||
|
||||
* sysdeps/unix/sysv/linux/ia64/pt-initfini.c (_init_EPILOG_BEGINS):
|
||||
|
||||
@ -223,7 +223,7 @@ tests = tst-attr1 tst-attr2 tst-attr3 \
|
||||
tst-exec1 tst-exec2 tst-exec3 tst-exec4 \
|
||||
tst-exit1 \
|
||||
tst-stdio1 tst-stdio2 \
|
||||
tst-stack1 tst-stack2 \
|
||||
tst-stack1 tst-stack2 tst-stack3 \
|
||||
tst-unload \
|
||||
tst-dlsym1 \
|
||||
tst-sysconf \
|
||||
@ -405,6 +405,12 @@ LDFLAGS-tst-atfork2 = -rdynamic
|
||||
tst-atfork2-ENV = MALLOC_TRACE=$(objpfx)tst-atfork2.mtrace
|
||||
$(objpfx)tst-atfork2mod.so: $(shared-thread-library)
|
||||
|
||||
tests: $(objpfx)tst-stack3-mem
|
||||
tst-stack3-ENV = MALLOC_TRACE=$(objpfx)tst-stack3.mtrace
|
||||
$(objpfx)tst-stack3-mem: $(objpfx)tst-stack3.out
|
||||
$(common-objpfx)malloc/mtrace $(objpfx)tst-stack3.mtrace > $@
|
||||
generated += tst-stack3-mem tst-stack3.mtrace
|
||||
|
||||
$(objpfx)tst-cleanup4: $(objpfx)tst-cleanup4aux.o $(shared-thread-library)
|
||||
$(objpfx)tst-cleanupx4: $(objpfx)tst-cleanup4aux.o $(shared-thread-library)
|
||||
|
||||
|
||||
98
nptl/tst-stack3.c
Normal file
98
nptl/tst-stack3.c
Normal file
@ -0,0 +1,98 @@
|
||||
/* Copyright (C) 2003 Free Software Foundation, Inc.
|
||||
This file is part of the GNU C Library.
|
||||
Contributed by Jakub Jelinek <jakub@redhat.com>, 2003.
|
||||
|
||||
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. */
|
||||
|
||||
/* Test whether pthread_create/pthread_join with user defined stacks
|
||||
doesn't leak memory. */
|
||||
|
||||
#include <limits.h>
|
||||
#include <mcheck.h>
|
||||
#include <pthread.h>
|
||||
#include <stdlib.h>
|
||||
#include <stdio.h>
|
||||
#include <string.h>
|
||||
#include <unistd.h>
|
||||
|
||||
static int seen;
|
||||
|
||||
static void *
|
||||
tf (void *p)
|
||||
{
|
||||
++seen;
|
||||
return NULL;
|
||||
}
|
||||
|
||||
static int
|
||||
do_test (void)
|
||||
{
|
||||
mtrace ();
|
||||
|
||||
void *stack;
|
||||
int res = posix_memalign (&stack, getpagesize (), 4 * PTHREAD_STACK_MIN);
|
||||
if (res)
|
||||
{
|
||||
printf ("malloc failed %s\n", strerror (res));
|
||||
return 1;
|
||||
}
|
||||
|
||||
pthread_attr_t attr;
|
||||
pthread_attr_init (&attr);
|
||||
|
||||
int result = 0;
|
||||
res = pthread_attr_setstack (&attr, stack, 4 * PTHREAD_STACK_MIN);
|
||||
if (res)
|
||||
{
|
||||
printf ("pthread_attr_setstack failed %d\n", res);
|
||||
result = 1;
|
||||
}
|
||||
|
||||
for (int i = 0; i < 16; ++i)
|
||||
{
|
||||
/* Create the thread. */
|
||||
pthread_t th;
|
||||
res = pthread_create (&th, &attr, tf, NULL);
|
||||
if (res)
|
||||
{
|
||||
printf ("pthread_create failed %d\n", res);
|
||||
result = 1;
|
||||
}
|
||||
else
|
||||
{
|
||||
res = pthread_join (th, NULL);
|
||||
if (res)
|
||||
{
|
||||
printf ("pthread_join failed %d\n", res);
|
||||
result = 1;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
pthread_attr_destroy (&attr);
|
||||
|
||||
if (seen != 16)
|
||||
{
|
||||
printf ("seen %d != 16\n", seen);
|
||||
result = 1;
|
||||
}
|
||||
|
||||
free (stack);
|
||||
return result;
|
||||
}
|
||||
|
||||
#define TEST_FUNCTION do_test ()
|
||||
#include "../test-skeleton.c"
|
||||
@ -45,7 +45,6 @@ typedef elf_greg_t elf_gregset_t[ELF_NGREG];
|
||||
|
||||
typedef double elf_fpreg_t;
|
||||
typedef elf_fpreg_t elf_fpregset_t[ELF_NFPREG];
|
||||
#endif
|
||||
|
||||
/* gcc 3.1 and newer support __uint128_t. */
|
||||
#if !__GNUC_PREREQ(3,1)
|
||||
@ -57,6 +56,7 @@ typedef struct {
|
||||
/* Altivec registers */
|
||||
typedef __uint128_t elf_vrreg_t;
|
||||
typedef elf_vrreg_t elf_vrregset_t[ELF_NVRREG];
|
||||
#endif
|
||||
|
||||
struct elf_siginfo
|
||||
{
|
||||
|
||||
@ -47,9 +47,9 @@ typedef struct _libc_fpstate
|
||||
typedef struct _libc_vrstate
|
||||
{
|
||||
unsigned int vrregs[32][4];
|
||||
unsigned int vscr;
|
||||
unsigned int vrsave;
|
||||
unsigned int _pad[2];
|
||||
unsigned int vscr;
|
||||
} vrregset_t;
|
||||
|
||||
/* Context to describe whole processor state. */
|
||||
|
||||
Loading…
Reference in New Issue
Block a user