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7 Commits

Author SHA1 Message Date
Andreas Schwab
7a775e6b3d Avoid race between {,__de}allocate_stack and __reclaim_stacks during fork 2011-09-15 15:36:18 +02:00
Roland McGrath
7d9d8bd189 * init.c (__nptl_initial_report_events): New variable. 
(__pthread_initialize_minimal_internal): Initialize pd->report_events
	to that.
 2007-06-26 06:47:56 +00:00
Ulrich Drepper
5ce98c3f3f Update. 
2004-05-03  Jakub Jelinek  <jakub@redhat.com>

	* sysdeps/unix/bsd/bits/fcntl.h (F_SETOWN, F_GETOWN): Define if
	__USE_BSD or __USE_UNIX98.
	* sysdeps/unix/bsd/ultrix4/bits/fcntl.h (F_SETOWN, F_GETOWN): Likewise.
	* sysdeps/unix/bsd/bsd4.4/bits/fcntl.h (F_SETOWN, F_GETOWN): Likewise.
	* sysdeps/unix/bsd/sun/sunos4/bits/fcntl.h (F_SETOWN, F_GETOWN):
	Likewise.
	* sysdeps/unix/common/bits/fcntl.h (F_SETOWN, F_GETOWN): Likewise.
	* sysdeps/unix/sysv/aix/bits/fcntl.h (F_SETOWN, F_GETOWN): Likewise.
	* sysdeps/unix/sysv/irix4/bits/fcntl.h (F_SETOWN, F_GETOWN): Likewise.
	* sysdeps/unix/sysv/linux/alpha/bits/fcntl.h (F_SETOWN, F_GETOWN):
	Likewise.
	* sysdeps/unix/sysv/linux/s390/bits/fcntl.h (F_SETOWN, F_GETOWN):
	Likewise.
	* sysdeps/unix/sysv/linux/cris/bits/fcntl.h (F_SETOWN, F_GETOWN):
	Likewise.
	*sysdeps/unix/sysv/linux/powerpc/bits/fcntl.h (F_SETOWN, F_GETOWN):
	Likewise.
	* sysdeps/unix/sysv/linux/sparc/bits/fcntl.h (F_SETOWN, F_GETOWN):
	Likewise.
	* sysdeps/unix/sysv/linux/mips/bits/fcntl.h (F_SETOWN, F_GETOWN):
	Likewise.
	* sysdeps/unix/sysv/linux/sh/bits/fcntl.h (F_SETOWN, F_GETOWN):
	Likewise.
	* sysdeps/unix/sysv/linux/i386/bits/fcntl.h (F_SETOWN, F_GETOWN):
	Likewise.
	* sysdeps/unix/sysv/linux/m68k/bits/fcntl.h (F_SETOWN, F_GETOWN):
	Likewise.
	* sysdeps/unix/sysv/linux/ia64/bits/fcntl.h (F_SETOWN, F_GETOWN):
	Likewise.
	* sysdeps/unix/sysv/linux/arm/bits/fcntl.h (F_SETOWN, F_GETOWN):
	Likewise.
	* sysdeps/unix/sysv/linux/hppa/bits/fcntl.h (F_SETOWN, F_GETOWN):
	Likewise.
	* sysdeps/unix/sysv/linux/x86_64/bits/fcntl.h (F_SETOWN, F_GETOWN):
	Likewise.
	* sysdeps/generic/bits/fcntl.h (F_SETOWN, F_GETOWN): Likewise.
	* sysdeps/mach/hurd/bits/fcntl.h (F_SETOWN, F_GETOWN): Likewise.
	* io/sys/stat.h (S_ISSOCK, S_IFSOCK): Likewise.

2004-05-01  Jakub Jelinek  <jakub@redhat.com>

	* posix/Versions (libc): Remove __libc_wait, __libc_waitpid,
	__libc_pause, __libc_nanosleep, __libc_pread, __libc_pread64,
	__libc_pwrite64, __waitid and __pselect @@GLIBC_PRIVATE.
	* stdlib/Versions (libc): Remove __on_exit@@GLIBC_PRIVATE.
	* sysdeps/unix/sysv/linux/Versions (libc): Remove
	__libc_sigaction@@GLIBC_PRIVATE.
	* sysdeps/unix/sysv/linux/x86_64/Versions (libc): Remove
	__modify_ldt@@GLIBC_PRIVATE.
	* socket/Versions (libc): Remove __libc_accept, __libc_send,
	__libc_recvfrom, __libc_recvmsg, __libc_sendmsg, __libc_recv,
	__libc_sendto and __libc_connect @@GLIBC_PRIVATE.
	* stdio-common/Versions (libc): Remove
	_itoa_upper_digits@@GLIBC_PRIVATE.
	* resolv/Versions (libresolv): Remove __ns_samename@@GLIBC_PRIVATE.
	* misc/Versions (libc): Remove __libc_fsync, __libc_msync,
	__libc_readv and __libc_writev @@GLIBC_PRIVATE.
	* termios/Versions (libc): Remove __libc_tcdrain@@GLIBC_PRIVATE.
	* io/Versions (libc): Remove __libc_open, __libc_close, __libc_read,
	__libc_write, __libc_lseek, __libc_fcntl, __libc_open64 and
	__libc_lseek64 @@GLIBC_PRIVATE.

2004-04-30  Jakub Jelinek  <jakub@redhat.com>

	* elf/dl-load.c (open_verify): Move e_phentsize check after e_type
	check.

2004-04-29  Steven Munroe  <sjmunroe@us.ibm.com>

	* sysdeps/powerpc/powerpc64/fpu/s_ceil.S: New file.
	* sysdeps/powerpc/powerpc64/fpu/s_ceilf.S: New file.
	* sysdeps/powerpc/powerpc64/fpu/s_floor.S: New file.
	* sysdeps/powerpc/powerpc64/fpu/s_floorf.S: New file.
	* sysdeps/powerpc/powerpc64/fpu/s_llrint.c: Removed.
	* sysdeps/powerpc/powerpc64/fpu/s_llrint.S: New file.
	* sysdeps/powerpc/powerpc64/fpu/s_llrintf.c: Removed.
	* sysdeps/powerpc/powerpc64/fpu/s_llrintf.S: New file.
	* sysdeps/powerpc/powerpc64/fpu/s_llround.S: New file.
	* sysdeps/powerpc/powerpc64/fpu/s_llroundf.S: New file.
	* sysdeps/powerpc/powerpc64/fpu/s_lround.S: New file.
	* sysdeps/powerpc/powerpc64/fpu/s_lroundf.S: New file.
	* sysdeps/powerpc/powerpc64/fpu/s_rint.S: New file.
	* sysdeps/powerpc/powerpc64/fpu/s_rintf.S: New file.
	* sysdeps/powerpc/powerpc64/fpu/s_round.S: New file.
	* sysdeps/powerpc/powerpc64/fpu/s_roundf.S: New file.
	* sysdeps/powerpc/powerpc64/fpu/s_trunc.S: New file.
	* sysdeps/powerpc/powerpc64/fpu/s_truncf.S: New file.

	* math/test-misc.c [LDBL_MANT_DIG == 106](main): Correct LDBL_MAX
	mantissa for AIX long double format.
	* misc/qefgcvt.c [LDBL_MANT_DIG == 106] (NDIGIT_MAX): Define for AIX
	long double format.
	* misc/qefgcvt_r.c [LDBL_MANT_DIG == 106] (NDIGIT_MAX): Likewise.
	* stdlib/fpioconst.c [!__NO_LONG_DOUBLE_MATH && __LDBL_MAX_EXP__>1024]
	(_fpioconst_pow10): AIX long double format has same exponent range as
	double.
	* stdlib/fpioconst.h [!__NO_LONG_DOUBLE_MATH && __LDBL_MAX_EXP__>1024]
	(LDBL_MAX_10_EXP_LOG): AIX long double format has same exponent range
	as double.

2004-04-23  Art Haas  <ahaas@airmail.net>

	* sysdeps/unix/sysv/linux/kernel-features.h: Add 'defined'.
 2004-05-03 21:40:12 +00:00
Roland McGrath
db2f05ba83 * Makerules ($(common-objpfx)shlib.lds): Don't use \n in rhs of sed 
substitutions; the semicolon terminators are enough for ld anyway.

	* elf/dl-deps.c (_dl_map_object_deps): Use alloca instead of
	dynamically sized auto array in function already using alloca.
	* locale/programs/ld-ctype.c (ctype_output): Likewise.
	* locale/programs/ld-time.c (time_output): Likewise.
	* elf/dl-misc.c (_dl_debug_vdprintf): Use macro instead of const for
	IOV array size.
	* locale/programs/charmap.c (charmap_read): Avoid alloca (or strdupa)
	when also using dynamically-sized auto array.
	* locale/programs/locfile.c (locfile_read): Likewise.
	* locale/programs/repertoire.c (repertoire_read): Likewise.
	* nis/nis_print_group_entry.c (nis_print_group_entry): Likewise.
	* locale/programs/locarchive.c (enlarge_archive): Likewise.
	* posix/annexc.c (check_header): Likewise.

	* iconv/gconv_int.h (norm_add_slashes): Don't handle null SUFFIX.
	strlen ("") gets optimized away just as well.
	* intl/loadmsgcat.c (_nl_init_domain_conv): Update caller.
	* wcsmbs/wcsmbsload.c (__wcsmbs_load_conv): Likewise.
 2004-03-25 03:54:03 +00:00
Roland McGrath
d43147cd89 2003-12-02 Roland McGrath <roland@redhat.com> 
* thread_dbP.h (DB_FUNCTION): New macro.
	* structs.def: Use it for __nptl_create_event and __nptl_death_event.
	* db_info.c (DB_FUNCTION): New macro.
	* td_symbol_list.c (DB_FUNCTION): New macro, prepend "." to symbol
	name under [HAVE_ASM_GLOBAL_DOT_NAME].
	(td_lookup) [HAVE_ASM_GLOBAL_DOT_NAME]: If lookup fails with PS_NOSYM
	and name starts with a dot, try it without the dot.
 2003-12-18 02:51:04 +00:00
Roland McGrath
7f08f55a9f * sysdeps/unix/sysv/linux/speed.c 
(cfsetospeed): Only set c_ospeed under [_HAVE_STRUCT_TERMIOS_C_OSPEED].
	(cfsetispeed): Only set c_ispeed under [_HAVE_STRUCT_TERMIOS_C_ISPEED].
	* sysdeps/unix/sysv/linux/bits/termios.h
	(_HAVE_STRUCT_TERMIOS_C_ISPEED, _HAVE_STRUCT_TERMIOS_C_OSPEED): Define.
	* sysdeps/unix/sysv/linux/alpha/bits/termios.h: Likewise.
	* sysdeps/unix/sysv/linux/powerpc/bits/termios.h: Likewise.
 2003-09-09 07:01:01 +00:00
Ulrich Drepper
76a50749f7 Initial revision 
2002-11-26  Ulrich Drepper  <drepper@redhat.com>
	* allocatestack.c (queue_stack): Don't remove stack from list here.
	Do it in the caller.  Correct condition to prematurely terminate
	loop to free stacks.
	(__deallocate_stack): Remove stack from list here.
2002-11-26  Ulrich Drepper  <drepper@redhat.com>
	* Makefile (tests): Add tst-stack1.
	* tst-stack1.c: New file.
	* allocatestack.c (allocate_stack): Initialize the TCB on a user
	provided stack.
	* pthread_attr_getstack.c: Return bottom of the thread area.
2002-11-25  Ulrich Drepper  <drepper@redhat.com>
	* Makefile (libpthread-routines): Add pt-allocrtsig and
	pthread_kill_other_threads.
	* pt-allocrtsig.c: New file.
	* pthread_kill_other_threads.c: New file.
	* sysdeps/unix/sysv/linux/allocrtsig.c: Add additional aliases for
	all three functions.
	* sysdeps/unix/sysv/linux/Makefile (sysdep_routines): Remove
	allocrtsig.
	* sysdeps/unix/sysv/linux/Versions (libc:GLIBC_PRIVATE): Export
	__libc_current_sigrtmin_private, __libc_current_sigrtmax_private,
	and __libc_allocate_rtsig_private.
	* Versions (libpthread): Export pthread_kill_other_threads_np,
	__libc_current_sigrtmin, and __libc_current_sigrtmax.
2002-11-24  Ulrich Drepper  <drepper@redhat.com>

	* allocatestack.c (allocate_stack): stackaddr in attribute points to
	the end of the stack.  Adjust computations.
	When mprotect call fails dequeue stack and free it.
	* pthread_attr_setstack.c: Store top of the stack in stackaddr
	attribute.
	* pthread_getattr_np.c: Likewise.

	* descr.h (IS_DETACHED): Add some more parenthesis to prevent
	surprises.

2002-11-23  Ulrich Drepper  <drepper@redhat.com>

	* sysdeps/pthread/pthread.h (pthread_self): __THROW must come before
	attribute definitions.  Patch by Luca Barbieri <ldb@ldb.ods.org>.

2002-11-22  Ulrich Drepper  <drepper@redhat.com>

	* pthread_getspecific.c: Optimize access to first 2nd-level array.
	* pthread_setspecific.c: Likewise.

2002-11-21  Ulrich Drepper  <drepper@redhat.com>

	* sysdeps/unix/sysv/linux/i386/createthread.c: Remove CLONE_ flags
	definitions.  Get them from the official place.
	* sysdeps/unix/sysv/linux/i386/fork.c: Likewise.

	* sysdeps/unix/sysv/linux/i386/createthread.c: Update CLONE_* flags.
	Use new CLONE_ flags in clone() calls.

	* sysdeps/unix/sysv/linux/fork.c: Use ARCH_FORK to actually fork.
	* sysdeps/unix/sysv/linux/i386/fork.c: New file.

	* Versions: Add pthread_* functions for libc.
	* forward.c: New file.

	* sysdeps/pthread/Makefile (libpthread-sysdeps_routines): Add
	errno-loc.
	* herrno.c: New file.
	* res.c: New file.

	* Makefile (libpthread-routines): Remove sem_post, sem_wait,
	sem_trywait, and sem_timedwait.  Add herrno and res.
	* sem_init.c: Don't initialize lock and waiters members.
	* sem_open.c: Likewise.
	* sem_post.c: Removed.
	* sem_wait.c: Removed.
	* sem_trywait.c: Removed.
	* sem_timedwait.c: Removed.
	* sysdeps/unix/sysv/linux/i386/i486/lowlevelsem.S: Complete rewrite.
	Includes full implementations of sem_post, sem_wait, sem_trywait,
	and sem_timedwait.
	* sysdeps/unix/sysv/linux/i386/lowlevelsem.h (lll_sem_post): Adjust
	for new implementation.
	* sysdeps/unix/sysv/linux/internaltypes.h (struct sem): Remove lock
	and waiters fields.

	* tst-sem3.c: Improve error message.
	* tst-signal3.c: Likewise.

	* init.c (__pthread_initialize_minimal): Use set_tid_address syscall
	to tell the kernel about the termination futex and to initialize tid
	member.  Don't initialize main_thread.
	* descr.h (struct pthread): Remove main_thread member.
	* cancelllation.c (__do_cancel): Remove code handling main thread.
	The main thread is not special anymore.

	* allocatestack.c (__reclaim_stacks): Mark stacks as unused.  Add
	size of the stacks to stack_cache_actsize.

	* pt-readv.c: Add missing "defined".
	* pt-sigwait.c: Likewise.
	* pt-writev.c: Likewise.

2002-11-09  Ulrich Drepper  <drepper@redhat.com>

	* Versions: Export __connect from libpthread.
	Patch by Luca Barbieri <ldb@ldb.ods.org>.

	* Makefile (libpthread-routines): Add pt-raise.
	* sysdeps/unix/sysv/linux/raise.c: New file.
	* sysdeps/unix/sysv/linux/pt-raise.c: New file.
	* sysdeps/generic/pt-raise.c: New file.

	* pthread_cond_init.c: Initialize all data elements of the condvar
	structure.  Patch by Luca Barbieri <ldb@ldb.ods.org>.

	* pthread_attr_init.c: Actually implement 2.0 compatibility version.
	* pthread_create.c: Likewise.

	* Makefile (tests): Add tst-key1, tst-key2, tst-key3.
	* tst-key1.c: New file.
	* tst-key2.c: New file.
	* tst-key3.c: New file.

	* Versions: Export pthread_detach for version GLIBC_2.0.
	Reported by Saurabh Desai <sdesai@austin.ibm.com>.

2002-11-08  Ulrich Drepper  <drepper@redhat.com>

	* pthread_key_create.c: Terminate search after an unused key was found.
	Patch by Luca Barbieri <ldb@ldb.ods.org>.

	* sysdeps/unix/sysv/linux/i386/pthread_once.S: Return zero.
	Patch by Luca Barbieri <ldb@ldb.ods.org>.

2002-10-10  Ulrich Drepper  <drepper@redhat.com>

	* sysdeps/unix/sysv/linux/i386/i486/lowlevelsem.S: Use slow generic
	dynamic lookup for errno in PIC.

	* allocatestack.c (get_cached_stack): Rearrange code slightly to
	release the stack lock as soon as possible.
	Call _dl_allocate_tls_init for TCB from the cache to re-initialize
	the static TLS block.
	(allocate_stack): Call _dl_allocate_tls_init for user-provided stack.

	* cancellation.c: Renamed from cancelation.c.
	* Makefile: Adjust accordingly.
	* pthreadP.h (CANCELLATION_P): Renamed from CANCELATION_P.
	* cleanup_defer.c: Use CANCELLATION_P.
	* pthread_testcancel.c: Likewise.
	* descr.h: Fix spelling in comments.
	* init.c: Likewise.
	* pthread_getattr_np.c: Likewise.
	* pthread_getschedparam.c: Likewise.
	* pthread_setschedparam.c: Likewise.
	* Versions: Likewise.

	* pt-pselect.c: New file.
	* Makefile (libpthread-routines): Add pt-pselect.
	* Versions: Add pselect.

	* tst-cancel4.c: New file.
	* Makefile (tests): Add tst-cancel4.

2002-10-09  Ulrich Drepper  <drepper@redhat.com>

	* pthread_mutex_lock.c: Always record lock ownership.
	* pthread_mutex_timedlock.c: Likewise.
	* pthread_mutex_trylock.c: Likewise.

	* pt-readv.c: New file.
	* pt-writev.c: New file.
	* pt-creat.c: New file.
	* pt-msgrcv.c: New file.
	* pt-msgsnd.c: New file.
	* pt-poll.c: New file.
	* pt-select.c: New file.
	* pt-sigpause.c: New file.
	* pt-sigsuspend.c: New file.
	* pt-sigwait.c: New file.
	* pt-sigwaitinfo.c: New file.
	* pt-waitid.c: New file.
	* Makefile (libpthread-routines): Add pt-readv, pt-writev, pt-creat,
	pt-msgrcv, pt-msgsnd, pt-poll, pt-select, pt-sigpause, pt-sigsuspend,
	pt-sigwait, pt-sigwaitinfo, and pt-waitid.
	* Versions: Add all the new functions.

	* tst-exit1.c: New file.
	* Makefile (tests): Add tst-exit1.

	* sem_timedwait.c: Minor optimization for more optimal fastpath.

2002-10-08  Ulrich Drepper  <drepper@redhat.com>

	* pt-fcntl.c: Only enable asynchronous cancellation for F_SETLKW.

	* pthread_join.c: Enable asynchronous cancellation around lll_wait_tid
	call.  pthread_join is an official cancellation point.
	* pthread_timedjoin.c: Likewise.

	* pthread_cond_wait.c: Revert order in which internal lock are dropped
	and the condvar's mutex are retrieved.
	* pthread_cond_timedwait.c: Likewise.
	Reported by dice@saros.East.Sun.COM.

2002-10-07  Ulrich Drepper  <drepper@redhat.com>

	* pthreadP.h: Cut out all type definitions and move them...
	* sysdeps/unix/sysv/linux/internaltypes.h: ...here.  New file.
	* pthreadP.h: Include <internaltypes.h>.

	* sysdeps/unix/sysv/linux/i386/lowlevelsem.h (lll_sem_post): Little
	performance tweaks.

	* sem_trywait.c: Shuffle #includes around to get right order.
	* sem_timedwait.c: Likewise.
	* sem_post.c: Likewise.
	* sem_wait.c: Likewise.

	* nptl 0.3 released.

	* Makefile (tests): Add tst-signal3.
	* tst-signal3.c: New file.

2002-10-05  Ulrich Drepper  <drepper@redhat.com>

	* sysdeps/unix/sysv/linux/i386/lowlevelsem.h: Tell the compiler that
	the asms modify the sem object.
	(__lll_sem_timedwait): Now takes struct sem* as first parameter.

	* sysdeps/unix/sysv/linux/i386/bits/semaphore.h (sem_t): Don't expose
	the actual members.
	* pthreadP.h (struct sem): New type.  Actual semaphore type.
	* semaphoreP.h: Include pthreadP.h.
	* sem_getvalue.c: Adjust to sem_t change.
	* sem_init.c: Likewise.
	* sem_open.c: Likewise.
	* sem_post.c: Likewise.
	* sem_timedwait.c: Likewise.
	* sem_trywait.c: Likewise.
	* sem_wait.c: Likewise.

2002-10-04  Ulrich Drepper  <drepper@redhat.com>

	* Makefile (tests): Add tst-basic2, tst-exec1, tst-exec3, tst-exec3.
	* tst-basic2.c: New file.
	* tst-exec1.c: New file.
	* tst-exec2.c: New file.
	* tst-exec3.c: New file.

	* tst-fork1.c: Remove extra */.

	* nptl 0.2 released.  The API for IA-32 is complete.
 2002-11-26 22:50:54 +00:00