diff options
| -rw-r--r-- | ChangeLog | 278 | ||||
| -rw-r--r-- | linuxthreads/ChangeLog | 10 | ||||
| -rw-r--r-- | sysdeps/generic/libc-start.c | 2 | ||||
| -rw-r--r-- | sysdeps/i386/backtrace.c | 12 |
4 files changed, 162 insertions, 140 deletions
diff --git a/ChangeLog b/ChangeLog index 28e90b8efc..059f9651f2 100644 --- a/ChangeLog +++ b/ChangeLog @@ -17,143 +17,143 @@ * db2/db.h: Likewise. * db2/db_185.h: Likewise. * db2/db_int.h: Likewise. - * db2/bt_close.c: Likewise. - * db2/bt_compare.c: Likewise. - * db2/bt_conv.c: Likewise. - * db2/bt_cursor.c: Likewise. - * db2/bt_delete.c: Likewise. - * db2/bt_open.c: Likewise. - * db2/bt_page.c: Likewise. - * db2/bt_put.c: Likewise. - * db2/bt_rec.c: Likewise. - * db2/bt_recno.c: Likewise. - * db2/bt_rsearch.c: Likewise. - * db2/bt_search.c: Likewise. - * db2/bt_split.c: Likewise. - * db2/bt_stat.c: Likewise. - * db2/btree.src: Likewise. - * db2/btree_auto.c: Likewise. - * db2/getlong.c: Likewise. - * db2/db_appinit.c: Likewise. - * db2/db_apprec.c: Likewise. - * db2/db_byteorder.c: Likewise. - * db2/db_err.c: Likewise. - * db2/db_log2.c: Likewise. - * db2/db_region.c: Likewise. - * db2/db_salloc.c: Likewise. - * db2/db_shash.c: Likewise. - * db2/db.c: Likewise. - * db2/db.src: Likewise. - * db2/db_auto.c: Likewise. - * db2/db_conv.c: Likewise. - * db2/db_dispatch.c: Likewise. - * db2/db_dup.c: Likewise. - * db2/db_overflow.c: Likewise. - * db2/db_pr.c: Likewise. - * db2/db_rec.c: Likewise. - * db2/db_ret.c: Likewise. - * db2/db_thread.c: Likewise. - * db2/db185.c: Likewise. - * db2/db185_int.h: Likewise. - * db2/dbm.c: Likewise. - * db2/hash.c: Likewise. - * db2/hash.src: Likewise. - * db2/hash_auto.c: Likewise. - * db2/hash_conv.c: Likewise. - * db2/hash_debug.c: Likewise. - * db2/hash_dup.c: Likewise. - * db2/hash_func.c: Likewise. - * db2/hash_page.c: Likewise. - * db2/hash_rec.c: Likewise. - * db2/hash_stat.c: Likewise. - * db2/btree.h: Likewise. - * db2/btree_ext.h: Likewise. - * db2/clib_ext.h: Likewise. - * db2/common_ext.h: Likewise. - * db2/cxx_int.h: Likewise. - * db2/db.h.src: Likewise. - * db2/db_185.h.src: Likewise. - * db2/db_am.h: Likewise. - * db2/db_auto.h: Likewise. - * db2/db_cxx.h: Likewise. - * db2/db_dispatch.h: Likewise. - * db2/db_ext.h: Likewise. - * db2/db_int.h.src: Likewise. - * db2/db_page.h: Likewise. - * db2/db_shash.h: Likewise. - * db2/db_swap.h: Likewise. - * db2/hash.h: Likewise. - * db2/hash_ext.h: Likewise. - * db2/lock.h: Likewise. - * db2/lock_ext.h: Likewise. - * db2/log.h: Likewise. - * db2/log_ext.h: Likewise. - * db2/mp.h: Likewise. - * db2/mp_ext.h: Likewise. - * db2/mutex_ext.h: Likewise. - * db2/os_ext.h: Likewise. - * db2/os_func.h: Likewise. - * db2/queue.h: Likewise. - * db2/shqueue.h: Likewise. - * db2/txn.h: Likewise. - * db2/lock.c: Likewise. - * db2/lock_conflict.c: Likewise. - * db2/lock_deadlock.c: Likewise. - * db2/lock_region.c: Likewise. - * db2/lock_util.c: Likewise. - * db2/log.c: Likewise. - * db2/log.src: Likewise. - * db2/log_archive.c: Likewise. - * db2/log_auto.c: Likewise. - * db2/log_compare.c: Likewise. - * db2/log_findckp.c: Likewise. - * db2/log_get.c: Likewise. - * db2/log_put.c: Likewise. - * db2/log_rec.c: Likewise. - * db2/log_register.c: Likewise. - * db2/mp_bh.c: Likewise. - * db2/mp_fget.c: Likewise. - * db2/mp_fopen.c: Likewise. - * db2/mp_fput.c: Likewise. - * db2/mp_fset.c: Likewise. - * db2/mp_open.c: Likewise. - * db2/mp_pr.c: Likewise. - * db2/mp_region.c: Likewise. - * db2/mp_sync.c: Likewise. - * db2/68020.gcc: Likewise. - * db2/mutex.c: Likewise. - * db2/parisc.gcc: Likewise. - * db2/parisc.hp: Likewise. - * db2/sco.cc: Likewise. - * db2/os_abs.c: Likewise. - * db2/os_alloc.c: Likewise. - * db2/os_config.c: Likewise. - * db2/os_dir.c: Likewise. - * db2/os_fid.c: Likewise. - * db2/os_fsync.c: Likewise. - * db2/os_map.c: Likewise. - * db2/os_oflags.c: Likewise. - * db2/os_open.c: Likewise. - * db2/os_rpath.c: Likewise. - * db2/os_rw.c: Likewise. - * db2/os_seek.c: Likewise. - * db2/os_sleep.c: Likewise. - * db2/os_spin.c: Likewise. - * db2/os_stat.c: Likewise. - * db2/os_unlink.c: Likewise. - * db2/db_archive.c: Likewise. - * db2/db_checkpoint.c: Likewise. - * db2/db_deadlock.c: Likewise. - * db2/db_dump.c: Likewise. - * db2/db_dump185.c: Likewise. - * db2/db_load.c: Likewise. - * db2/db_printlog.c: Likewise. - * db2/db_recover.c: Likewise. - * db2/db_stat.c: Likewise. - * db2/txn.c: Likewise. - * db2/txn.src: Likewise. - * db2/txn_auto.c: Likewise. - * db2/txn_rec.c: Likewise. + * db2/btree/bt_close.c: Likewise. + * db2/btree/bt_compare.c: Likewise. + * db2/btree/bt_conv.c: Likewise. + * db2/btree/bt_cursor.c: Likewise. + * db2/btree/bt_delete.c: Likewise. + * db2/btree/bt_open.c: Likewise. + * db2/btree/bt_page.c: Likewise. + * db2/btree/bt_put.c: Likewise. + * db2/btree/bt_rec.c: Likewise. + * db2/btree/bt_recno.c: Likewise. + * db2/btree/bt_rsearch.c: Likewise. + * db2/btree/bt_search.c: Likewise. + * db2/btree/bt_split.c: Likewise. + * db2/btree/bt_stat.c: Likewise. + * db2/btree/btree.src: Likewise. + * db2/btree/btree_auto.c: Likewise. + * db2/clib/getlong.c: Likewise. + * db2/common/db_appinit.c: Likewise. + * db2/common/db_apprec.c: Likewise. + * db2/common/db_byteorder.c: Likewise. + * db2/common/db_err.c: Likewise. + * db2/common/db_log2.c: Likewise. + * db2/common/db_region.c: Likewise. + * db2/common/db_salloc.c: Likewise. + * db2/common/db_shash.c: Likewise. + * db2/db/db.c: Likewise. + * db2/db/db.src: Likewise. + * db2/db/db_auto.c: Likewise. + * db2/db/db_conv.c: Likewise. + * db2/db/db_dispatch.c: Likewise. + * db2/db/db_dup.c: Likewise. + * db2/db/db_overflow.c: Likewise. + * db2/db/db_pr.c: Likewise. + * db2/db/db_rec.c: Likewise. + * db2/db/db_ret.c: Likewise. + * db2/db/db_thread.c: Likewise. + * db2/db185/db185.c: Likewise. + * db2/db185/db185_int.h: Likewise. + * db2/dbm/dbm.c: Likewise. + * db2/hash/hash.c: Likewise. + * db2/hash/hash.src: Likewise. + * db2/hash/hash_auto.c: Likewise. + * db2/hash/hash_conv.c: Likewise. + * db2/hash/hash_debug.c: Likewise. + * db2/hash/hash_dup.c: Likewise. + * db2/hash/hash_func.c: Likewise. + * db2/hash/hash_page.c: Likewise. + * db2/hash/hash_rec.c: Likewise. + * db2/hash/hash_stat.c: Likewise. + * db2/include/btree.h: Likewise. + * db2/include/btree_ext.h: Likewise. + * db2/include/clib_ext.h: Likewise. + * db2/include/common_ext.h: Likewise. + * db2/include/cxx_int.h: Likewise. + * db2/include/db.h.src: Likewise. + * db2/include/db_185.h.src: Likewise. + * db2/include/db_am.h: Likewise. + * db2/include/db_auto.h: Likewise. + * db2/include/db_cxx.h: Likewise. + * db2/include/db_dispatch.h: Likewise. + * db2/include/db_ext.h: Likewise. + * db2/include/db_int.h.src: Likewise. + * db2/include/db_page.h: Likewise. + * db2/include/db_shash.h: Likewise. + * db2/include/db_swap.h: Likewise. + * db2/include/hash.h: Likewise. + * db2/include/hash_ext.h: Likewise. + * db2/include/lock.h: Likewise. + * db2/include/lock_ext.h: Likewise. + * db2/include/log.h: Likewise. + * db2/include/log_ext.h: Likewise. + * db2/include/mp.h: Likewise. + * db2/include/mp_ext.h: Likewise. + * db2/include/mutex_ext.h: Likewise. + * db2/include/os_ext.h: Likewise. + * db2/include/os_func.h: Likewise. + * db2/include/queue.h: Likewise. + * db2/include/shqueue.h: Likewise. + * db2/include/txn.h: Likewise. + * db2/lock/lock.c: Likewise. + * db2/lock/lock_conflict.c: Likewise. + * db2/lock/lock_deadlock.c: Likewise. + * db2/lock/lock_region.c: Likewise. + * db2/lock/lock_util.c: Likewise. + * db2/log/log.c: Likewise. + * db2/log/log.src: Likewise. + * db2/log/log_archive.c: Likewise. + * db2/log/log_auto.c: Likewise. + * db2/log/log_compare.c: Likewise. + * db2/log/log_findckp.c: Likewise. + * db2/log/log_get.c: Likewise. + * db2/log/log_put.c: Likewise. + * db2/log/log_rec.c: Likewise. + * db2/log/log_register.c: Likewise. + * db2/mp/mp_bh.c: Likewise. + * db2/mp/mp_fget.c: Likewise. + * db2/mp/mp_fopen.c: Likewise. + * db2/mp/mp_fput.c: Likewise. + * db2/mp/mp_fset.c: Likewise. + * db2/mp/mp_open.c: Likewise. + * db2/mp/mp_pr.c: Likewise. + * db2/mp/mp_region.c: Likewise. + * db2/mp/mp_sync.c: Likewise. + * db2/mutex/68020.gcc: Likewise. + * db2/mutex/mutex.c: Likewise. + * db2/mutex/parisc.gcc: Likewise. + * db2/mutex/parisc.hp: Likewise. + * db2/mutex/sco.cc: Likewise. + * db2/os/os_abs.c: Likewise. + * db2/os/os_alloc.c: Likewise. + * db2/os/os_config.c: Likewise. + * db2/os/os_dir.c: Likewise. + * db2/os/os_fid.c: Likewise. + * db2/os/os_fsync.c: Likewise. + * db2/os/os_map.c: Likewise. + * db2/os/os_oflags.c: Likewise. + * db2/os/os_open.c: Likewise. + * db2/os/os_rpath.c: Likewise. + * db2/os/os_rw.c: Likewise. + * db2/os/os_seek.c: Likewise. + * db2/os/os_sleep.c: Likewise. + * db2/os/os_spin.c: Likewise. + * db2/os/os_stat.c: Likewise. + * db2/os/os_unlink.c: Likewise. + * db2/progs/db_archive/db_archive.c: Likewise. + * db2/progs/db_checkpoint/db_checkpoint.c: Likewise. + * db2/progs/db_deadlock/db_deadlock.c: Likewise. + * db2/progs/db_dump/db_dump.c: Likewise. + * db2/progs/db_dump185/db_dump185.c: Likewise. + * db2/progs/db_load/db_load.c: Likewise. + * db2/progs/db_printlog/db_printlog.c: Likewise. + * db2/progs/db_recover/db_recover.c: Likewise. + * db2/progs/db_stat/db_stat.c: Likewise. + * db2/txn/txn.c: Likewise. + * db2/txn/txn.src: Likewise. + * db2/txn/txn_auto.c: Likewise. + * db2/txn/txn_rec.c: Likewise. * elf/rtld.c: Move definition of __libc_stack_end to ... * sysdeps/generic/dl-sysdep.h: ...here. @@ -162,6 +162,10 @@ * sysdeps/unix/sysv/linux/bits/statvfs.h: Define ST_NODIRATIME. * sysdeps/unix/sysv/linux/sys/mount.h: Define MS_NODIRATIME. + * sysdeps/generic/libc-start.c: Always set __libc_stack_end. + * sysdeps/i386/backtrace.c: Test whether frame pointer is legal + before following it. + 1998-06-08 21:44 Ulrich Drepper <drepper@cygnus.com> * sysdeps/unix/sysv/linux/fstatvfs.c: Handle constant option string diff --git a/linuxthreads/ChangeLog b/linuxthreads/ChangeLog index c89ef1e515..1daf1bc31c 100644 --- a/linuxthreads/ChangeLog +++ b/linuxthreads/ChangeLog @@ -1,3 +1,13 @@ +1998-06-09 15:07 Ulrich Drepper <drepper@cygnus.com> + + * manager.c: Define __pthread_manager_adjust_prio and use it to + increase priority when needed. + * internals.h: Add prototype for __pthread_manager_adjust_prio. + * mutex.c: Optimize mutexes to wake up only one thread. + * pthread.c: Move PID of manager fro global variable in structure + element. + Patches by Xavier Leroy. + 1998-06-07 13:47 Ulrich Drepper <drepper@cygnus.com> * sysdeps/pthread/bits/libc-lock.h: Optimize cleanup handlers a bit. diff --git a/sysdeps/generic/libc-start.c b/sysdeps/generic/libc-start.c index 1e07929e7e..c1a4c1e55f 100644 --- a/sysdeps/generic/libc-start.c +++ b/sysdeps/generic/libc-start.c @@ -39,10 +39,10 @@ __libc_start_main (int (*main) (int, char **, char **), int argc, int *dummy_addr = &_dl_starting_up; __libc_multiple_libcs = dummy_addr && !_dl_starting_up; +#endif /* Store the lowest stack address. */ __libc_stack_end = stack_end; -#endif /* Set the global _environ variable correctly. */ __environ = &argv[argc + 1]; diff --git a/sysdeps/i386/backtrace.c b/sysdeps/i386/backtrace.c index 0d484c7723..5e84205b04 100644 --- a/sysdeps/i386/backtrace.c +++ b/sysdeps/i386/backtrace.c @@ -21,6 +21,11 @@ #include <execinfo.h> +/* This is a global variable set at program start time. It marks the + highest used stack address. */ +extern void *__libc_stack_end; + + /* This is the stack alyout we see with every stack frame. +-----------------+ +-----------------+ @@ -42,6 +47,7 @@ __backtrace (array, size) { /* We assume that all the code is generated with frame pointers set. */ register void *ebp __asm__ ("ebp"); + register void *esp __asm__ ("esp"); struct layout *current; int cnt = 0; @@ -49,8 +55,10 @@ __backtrace (array, size) current = (struct layout *) ebp; while (cnt < size) { - if (current == NULL) - /* This means the toplevel is reached. */ + if (current < esp || current > __libc_stack_end) + /* This means the address is out of range. Note that for the + toplevel we see a frame pointer with value NULL which clearly is + out of range. */ break; array[cnt++] = current->return_address; |