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Diffstat (limited to 'runtime/ChangeLog')
| -rw-r--r-- | runtime/ChangeLog | 2519 |
1 files changed, 0 insertions, 2519 deletions
diff --git a/runtime/ChangeLog b/runtime/ChangeLog deleted file mode 100644 index cd0c6e35..00000000 --- a/runtime/ChangeLog +++ /dev/null @@ -1,2519 +0,0 @@ -2009-02-18 Frank Ch. Eigler <fche@elastic.org> - - PR 9866 band-aid. - * stack.c, stack-i386.c, stack-x86_64.c (CONFIG_STACKTRACE): - Also make conditional on KERNEL_VERSION > 2.6.26. - -2009-02-18 Will Cohen <wcohen@redhat.com> - - PR 9860 - * stack-i386.c (_stp_stack_print_fallback): Remove context argument. - -2009-02-18 David Smith <dsmith@redhat.com> - - * io.c (_stp_log): Removed unused function. - * map.c (_stp_cmp): Replace _stp_log() with dbug(). - * mempool.c (_stp_mempool_resize): Removed unused function. - * print.c (next_fmt): Removed unused function. - * procfs.c: Removed unused variable '_stp_num_procfs_files'. - * regs.c (_stp_ret_addr): Removed unused function. - * string.c (_stp_text_str): Removed unused variable 'len'. - * string.h: Removed unused variable '_stdout_' and function - declaration for deleted function '_stp_vsprintf'. - * sym.c: Removed unused variables. - * unwind.c (_stp_create_unwind_hdr): Removed unused function. - -2009-02-17 Mark Wielaard <scox@redhat.com> - - * sdt.h: Move to ../includes/sys. - -2009-02-16 Mark Wielaard <scox@redhat.com> - - * sdt.h (STAP_PROBE): Take provider and probe as arguments. - -2009-02-16 Mark Wielaard <scox@redhat.com> - - * sdt.h (STAP_PROBE9): Fix )( typo in parm9. - -2009-02-15 Stan Cox <scox@redhat.com> - - * sdt.h (STAP_PROBE): Handle c++ via .probe, c via .label. - -2009-02-13 David Smith <dsmith@redhat.com> - - * stack.c: Fixed compile problems on systems with older kernels - (like RHEL4). - - * procfs.c: Added macros to guard against multiple inclusion. - -2009-02-12 David Smith <dsmith@redhat.com> - - * procfs.c (_stp_rmdir_proc_module): Changed - _stp_lock_debugfs()/_stp_unlock_debugfs() to - _stp_lock_transport_dir()/_stp_unlock_transport_dir(). - (_stp_mkdir_proc_module): Ditto. - -2009-02-11 Tim Moore <timoore@redhat.com> - - * stack.c (_stp_stack_print_fallback): Implementation that uses kernel - stacktrace support if available. - (_stp_stack_print_tsk, _stp_stack_snprint_tsk): New functions. - * stack-x86_64.c (_stp_stack_print_fallback): Use our own fallback if - no kernel stacktrace support. - * stack-x86_64.c (_stp_stack_print_fallback): ditto. - -2009-02-11 David Smith <dsmith@redhat.com> - - * task_finder.c (__stp_utrace_attach): Still checks for mm after - checking task's flags for PF_KTHREAD. - -2009-02-10 David Smith <dsmith@redhat.com> - - * task_finder.c (stap_utrace_detach_ops): Fixed typo. - (__stp_utrace_attach): Ditto. - - * task_finder.c (stap_utrace_detach): Ignores kernel threads by - checking task's flags for PF_KTHREAD. - (stap_utrace_detach_ops): Ditto. - (__stp_utrace_attach): Ditto. - -2009-02-06 Frank Ch. Eigler <fche@elastic.org> - - * autoconf-procfs-owner.c: New test. - * procfs.c (_stp_mkdir_proc_module, _stp_create_procfs): Use it. - -2009-02-05 Frank Ch. Eigler <fche@elastic.org> - - PR 9740/9816? - * autoconf-vm-area.c: New test. - -2009-02-02 Mark Wielaard <mjw@redhat.com> - - * sdt.h: Add STAP_PROBE7, 8 and 9 variants. - -2009-01-27 Mark Wielaard <mjw@redhat.com> - - * sdt.h (STAP_PROBE): Use "g", not "r", for asm args. - -2008-01-27 Stan Cox <scox@redhat.com> - - * sdt.h (struct _probe_): Make probe_name a STAP_PROBE_STRUCT_ARG. - -2009-01-26 Mark Wielaard <mjw@redhat.com> - - * sdt.h: DTRACE_PROBE5 is STAP_PROBE5, not 4, likewise for 6. - -2009-01-20 David Smith <dsmith@redhat.com> - - PR 9673. - * task_finder.c (struct stap_task_finder_target): Added - 'vm_events' field. - (stap_register_task_finder_target): Sets vm_events if a - vm_callback is present. - (__stp_task_finder_cleanup): Only detaches engines on the main - __stp_task_finder_list linked list. - (__stp_call_callbacks): New function. - (__stp_call_vm_callbacks): New function. - (__stp_utrace_attach_match_filename): Calls __stp_call_callbacks() - to call callbacks. - (__stp_utrace_task_finder_target_death): Ditto. - (__stp_utrace_task_finder_target_quiesce): Calls - __stp_call_callbacks() and __stp_call_vm_callbacks() to call - callbacks. - (__stp_call_vm_callbacks_with_vma): Renamed from - __stp_target_call_vm_callback. - (__stp_utrace_task_finder_target_syscall_exit): Calls - __stp_call_vm_callbacks() to call vm callbacks. - (stap_start_task_finder): Instead of a utrace engine for every - task_finder_target, there is now one utrace engine for all targets - with the same path or pid. - -2009-01-13 Jim Keniston <jkenisto@us.ibm.com> - - PR 7082. - * uprobes2/uprobes.c: On exec, free up outstanding - uretprobe_instances and tick down the uproc's ref-count - accordingly, so the (old image's) uproc goes away as - desired. - -2009-01-12 Wenji Huang <wenji.huang@oracle.com> - - * transport/symbols.c (_stp_sort): Adapt it to 2.6.29. - -2009-01-06 Frank Ch. Eigler <fche@elastic.org> - - PR9699. - * autoconf-task-uid.c: New test. - -2008-12-21 Stan Cox <scox@redhat.com> - - * sduprobes.h (STAP_PROBE): Put block around probe point. - -2008-12-16 Stan Cox <scox@redhat.com> - - * sduprobes.h (STAP_PROBE): Add synthetic reference to probe label. - -2008-12-09 Frank Ch. Eigler <fche@elastic.org> - - * time.c (_stp_gettimeofday_ns): Protect some more against freq=0. - -2008-12-08 Wenji Huang <wenji.huang@oracle.com> - - * uprobes2/uprobes_x86.c (handle_riprel_insn): Fix the warning. - -2008-12-04 Stan Cox <scox@redhat.com> - - * sduprobes.c (STAP_PROBE_START): Remove. - * sduprobes.h (STAP_PROBE_START): Remove. - (DTRACE_PROBE): New. - -2008-11-26 Stan Cox <scox@redhat.com> - - * sduprobes.h (STAP_PROBE1): Add USE_STAP_DEBUGINFO_PROBE. - -2008-11-26 Frank Ch. Eigler <fche@elastic.org> - - PR 4886. - * sym.c (_stp_module_check): Perform assertive - build-id checking for kernel versions >= 2.6.27. - -2008-11-26 Frank Ch. Eigler <fche@elastic.org> - - * autoconf-synchronize-sched.c: New file. - -2008-11-25 Frank Ch. Eigler <fche@elastic.org> - - PR 7046. - * task_finder.c (__stp_utrace_task_finder_target_quiesce): Only - issue vm_callbacks for process main threads. - -2008-11-24 Wenji Huang <wenji.huang@oracle.com> - - From Srikar Dronamraju: - * runtime.h: Use for_each_cpu_mask always. - -2008-11-11 Stan Cox <scox@redhat.com> - - * sduprobes.c: New file. - * sduprobes.h: New file. - -2008-11-17 Wenji Huang <wenji.huang@oracle.com> - - * runtime.h: Rename for_each_cpu to stp_for_each_cpu for 2.6.28. - * counter.c: Ditto. - * map-stat.c: Ditto. - * map.c: Ditto. - * pmap-gen.c: Ditto. - * stat.c: Ditto. - * transport/procfs.c: Ditto. - -2008-11-04 David Smith <dsmith@redhat.com> - - PR 5274. - * syscall.h: Added s390 task_finder support. - - From Jim Keniston, PR 5274. - * uprobes/uprobes_s390.h (arch_get_cur_sp): New function. - (arch_predict_sp_at_ret): Ditto. - -2008-11-04 Frank Ch. Eigler <fche@elastic.org> - - From Masami Hiramatsu <mhiramat@redhat.com>, PR 6028. - * regs-ia64.c (bspcache): Expand documentation. - -2008-10-28 Frank Ch. Eigler <fche@elastic.org> - - From Jim Keniston: - * autoconf-oneachcpu-retry.c: Tweak #include's for broader - compatibility. - -2008-10-24 Josh Stone <joshua.i.stone@intel.com> - - * autoconf-hrtimer-getset-expires.c: New file. - -2008-10-17 Wenji Huang <wenji.huang@oracle.com> - - * task_finder_vma.c (__stp_tf_vma_get_free_entry): Initialize entry. - -2008-10-07 Frank Ch. Eigler <fche@elastic.org> - - PR 4886. - * sym.c (_stp_module_check): Tweak & simplify build-id checking. - Weaken consequences of mismatch temporarily due to fedora bug. - * sym.h: Eliminate special cased values of module->notes_sect. - -2008-10-06 Mark Wielaard <mjw@redhat.com> - - * utrace_compatibility.h: Add workaround for fedora 9 2.6.26 kernels. - -2008-10-06 Wenji Huang <wenji.huang@oracle.com> - - PR 4886 - * sym.h (_stp_module): Add several fields to store build-id. - * sym.c (_stp_module_check): New function to check build-id. - * staprun/staprun.c (send_relocation_kernel): Send build-id of runtime - kernel if there. - * transport/symbols.c (_stp_do_relocation): Update note section. - (_stp_section_is_interesting): No filter to .note.gnu.build-id. - -2008-10-03 Mark Wielaard <mjw@redhat.com> - - * procfs.c (_stp_rmdir_proc_module): Remove debug output from warning. - -2008-10-03 Mark Wielaard <mjw@redhat.com> - - * procfs.c (_stp_rmdir_proc_module): Usage count warning - depends on kernel version. - -2008-10-02 Tim Moore <timoore@redhat.com> - - * addr-map.c (add_bad_addr_entry): Fix bugs in allocating a new - table and copying old entries into the new table. - -2008-09-30 Tim Moore <timoore@redhat.com> - - * addr-map.c (add_bad_addr_entry): Rewrite allocation of address - table to simplify locking and eliminate a race condition. - -2008-09-26 David Smith <dsmith@redhat.com> - - * task_finder.c (__STP_ATTACHED_TASK_EVENTS): Removed UTRACE_STOP, - which isn't needed anymore. - -2008-09-25 David Smith <dsmith@redhat.com> - - * task_finder.c (__stp_utrace_attach): Added action flag to know - to request the thread to be stopped or not. - (stap_utrace_attach): Now just calls __stp_utrace_attach(). - (__stp_utrace_task_finder_target_quiesce): Handles - utrace_set_events() errors properly. - - * utrace_compatibility.h (enum utrace_resume_action): Added - utrace_resume_action enum. - (utrace_control): Added UTRACE_STOP support. - (utrace_engine_put): New. - (utrace_barrier): New. - -2008-09-17 Frank Ch. Eigler <fche@elastic.org> - - PR 6487, 6504. - From Masami Hiramatsu <mhiramat@redhat.com> - * print_new.c (stp_print_flush): Use new utt_reserve(). - -2008-09-12 Masami Hiramatsu <mhiramat@redhat.com> - - BZ 6028 - * regs-ia64.c (bspcache): Use REG_IP instead of pp to check probe - address. - -2008-09-12 David Smith <dsmith@redhat.com> - - BZ 6755 - * task_finder.c: Added 'inuse' count to know when handlers are still - running. - (__stp_utrace_task_finder_report_clone): If state isn't correct, - detach. Increase 'inuse' count when starting, decrement when - exiting. - (__stp_utrace_task_finder_report_exec): Ditto. - (__stp_utrace_task_finder_target_death): Ditto. - (__stp_utrace_task_finder_target_quiesce): Increase 'inuse' count - when starting, decrement when exiting. - (__stp_utrace_task_finder_target_syscall_entry): Ditto. - (__stp_utrace_task_finder_target_syscall_exit): Ditto. - (stap_stop_task_finder): Wait until all callbacks are finished. - -2008-09-10 Frank Ch. Eigler <fche@elastic.org> - - * runtime.h (STP_USE_FRAME_POINTER): Remove architecture #if's. - All will activate it if CONFIG_FRAME_POINTER unless - STP_USE_DWARF_UNWINDER. - * stack-i386.c: (__stp_stack_print): Handle !DWARF and !FRAME - configuration. - -2008-09-10 Mark Wielaard <mjw@redhat.com> - - * sym.h (_stp_module): Rename module_base to dwarf_module_base. - * unwind.c (adjustStartLoc): Document and use dwarf_module_base. - -2008-09-10 Mark Wielaard <mjw@redhat.com> - - * runtime.h (CONFIG_FRAME_POINTER): Don't enable when - STP_USE_DWARF_UNWINDER is already defined. - -2008-09-10 Mark Wielaard <mjw@redhat.com> - - * sym.h (_stp_module): Add module_base field. - * unwind.c (adjustStartLoc): New function. - (_stp_search_unwind_hdr): Use adjustStartLoc. - (unwind): Likewise. - -2008-09-10 Mark Wielaard <mjw@redhat.com> - - * unwind.c (unwind): Use _stp_mod_sec_lookup to get module and - unwind tables. - * runtime.h (STP_USE_FRAME_BUFFER): Disable by default for now. - * stack-x86_64.c (__stp_stack_print): Add levels to - _stp_stack_print_fallback call. - -2008-09-09 Masami Hiramatsu <mhiramat@redhat.com> - - * regs-ia64.c (__ia64_fetch_register): Return the address of the - register. - (ia64_fetch_register): Use __ia64_fetch_register. - * syscall.h (____stp_user_syscall_arg): Use __ia64_fetch_register. - (__stp_user_syscall_arg): Wrapping ____stp_user_syscall_arg to pass the - unwind address cache. - * task_finder.c (__stp_utrace_task_finder_target_syscall_): Added dummy - unwind address cache. - -2008-09-09 Masami Hiramatsu <mhiramat@redhat.com> - - * syscall.h: Added ia64 support. - -2008-09-09 Mark Wielaard <mwielaard@redhat.com> - - * sym.c (_stp_mod_sec_lookup): New function, extracted from - _stp_kallsyms_lookup. - -2008-09-09 Mark Wielaard <mwielaard@redhat.com> - - * sym.c (_stp_kallsyms_lookup): Correct this_section_offset - calculation. - -2008-09-08 Tim Moore <timoore@redhat.com> - - PR 1288 - * addr-map.c: New file with functions for looking up addresses - * loc2c-runtime.h (deref, store_deref): Use lookup_bad_addr to - avoid dereferencing known dangerous addresses. - * runtime.h: Include addr-map.c. - -2008-09-06 Frank Ch. Eigler <fche@elastic.org> - - PR 6445 - * task_finder.c (stap_start_task_finder): When _stp_target - is set (stap -c or -x mode), restrict initial utrace attach - iteration to target process only. - -2008-09-01 Frank Ch. Eigler <fche@elastic.org> - - * task_finder.c: Move CONFIG_UTRACE assertion here. - * task_finder_vma.c (__stp_tf_add_vma): Make printk conditional. - -2008-08-29 David Smith <dsmith@redhat.com> - - * task_finder.c (__stp_utrace_attach_match_filename): Don't call - the callback when the interesting thread is found, call it when - the tread is quiesced. - (stap_start_task_finder): Ditto. - (__stp_utrace_task_finder_target_quiesce): Call the callback. - -2008-08-26 David Smith <dsmith@redhat.com> - - * autoconf-d_path-path.c: New file. - - * task_finder.c (__stp_get_mm_path): Uses STAPCONF_DPATH_PATH - instead of a kernel version check to determine how to call - d_path(). - (__stp_utrace_task_finder_target_quiesce): Ditto. - (__stp_target_call_vm_callback): Ditto. - -2008-08-21 David Smith <dsmith@redhat.com> - - * task_finder.c (__stp_tf_vm_cb): Added task finder target - parameter. - (__stp_utrace_attach_match_filename): Updated task finder callback - call. - (__stp_utrace_task_finder_target_death): Ditto. - (__stp_utrace_task_finder_target_quiesce): Ditto. - (__stp_target_call_vm_callback): Ditto. - (__stp_utrace_task_finder_target_syscall_exit): Ditto. - (stap_start_task_finder): Ditto. - -2008-08-20 David Smith <dsmith@redhat.com> - - * task_finder.c: Supports original and new utrace interfaces. - * utrace_compatibility.h (utrace_attach_task): Compatibility layer - for original utrace interface. - - * task_finder.c (__stp_utrace_task_finder_target_syscall_entry): - Handles mmap2 (as well as mmap). - (__stp_utrace_task_finder_target_syscall_exit): Ditto. - * syscall.h: Added defines for mmap and mmap2. - -2008-08-19 David Smith <dsmith@redhat.com> - - PR 6841 - * task_finder.c (__stp_utrace_task_finder_target_quiesce): - Quiesces thread before turning on syscall tracing. - -2008-08-14 Frank Ch. Eigler <fche@elastic.org> - - PR 6842. - * task_finder.c (__stp_utrace_task_finder_target_death): Tolerate - null tsk->signal. - -2008-08-12 David Smith <dsmith@redhat.com> - - PR 6445 (partial) - * task_finder.c (stap_register_task_finder_target): Handles - probing all threads. - (__stp_utrace_attach_match_filename): Ditto. - (stap_start_task_finder): Ditto. - -2008-08-08 David Smith <dsmith@redhat.com> - - * task_finder.c (stap_utrace_detach): New function. - (stap_utrace_detach_ops): Calls stap_utrace_detach(). - (__stp_utrace_attach_match_filename): Ditto. - - * task_finder.c (__stp_tf_vm_cb): Added calls to save/delete vma - information. - * task_finder_vma.c (__stp_tf_vma_map_hash): New function. - (__stp_tf_get_vma_map_entry_internal): Ditto. - (stap_add_vma_map_info): Ditto. - (stap_remove_vma_map_info): Ditto. - (stap_find_vma_map_info): Ditto. - -2008-07-24 Josh Stone <joshua.i.stone@intel.com> - - * runtime/autoconf-module-nsections.c: removed - * runtime/autoconf-oneachcpu-retry.c: added - -2008-07-21 David Smith <dsmith@redhat.com> - - * task_finder_vma.c (__stp_tf_vma_initialize): New function to - initialize the free list. - (__stp_tf_vma_put_free_entry): Puts a vma entry back on the free - list. - (__stp_tf_add_vma): Instead of allocating a vma entry, grab one - from the free list by calling __stp_tf_vma_put_free_entry(). - (__stp_tf_remove_vma_entry): Instead of freeing a vma entry, call - __stp_tf_vma_put_free_entry() to put it on the free list instead. - * task_finder.c (stap_start_task_finder): Calls - __stp_tf_vma_initialize(). - -2008-07-18 Frank Ch. Eigler <fche@elastic.org> - - BZ 442528, From Masami Hiramatsu <mhiramat@redhat.com> - * regs-ia64.c (ia64_stap_get_arbsp): New function. - -2008-07-17 Frank Ch. Eigler <fche@elastic.org> - - * sym.c (_stp_kallsyms_lookup, _stp_module_relocate): Add - multiple-section-per-module support. - * sym.h (_stp_section): New type for separately relocatable - _stp_module pieces. - -2008-07-12 Frank Ch. Eigler <fche@elastic.org> - - PR 6738. - * loc2c-runtime.h: #include {asm,linux}/uaccess.h as autoconf'd. - * unwind/i386.h (user_mode_vm, FIX_VDSO): #ifdef for older kernels. - * unwind/x86_64.h (VSYSCALL_START): speculative #ifdef for same. - * unwind/unwind.h (BUILD_BUG_ON_ZER): Ditto. - -2008-07-10 Frank Ch. Eigler <fche@elastic.org> - - PR 6736. - * sym.c (_stp_module_relocate): Generalized to search all - _stp_module[]s. - (_stp_kallsyms_lookup_name): Gone. - (_stp_find_module_by_addr): Rewritten. - (_stp_get_unwind_info): Temporarily gone. - * sym.h (_stp_module): Simplify structure. - * unwind.c: Adapt just enough to compile with eliminated elements. - - * probes.stp: Removed unused file. - -2008-07-09 Mark Wielaard <mwielaard@redhat.com> - - PR 6732 - * autoconf-real-parent.c: New file. - * task_finder.c (__stp_utrace_task_finder_report_exec): Define - real_parent using STAPCONF_REAL_PARENT. Undefine when no longer - needed. - -2008-07-01 David Smith <dsmith@redhat.com> - - * task_finder.c (__stp_get_mm_path): Corrected error return code. - (__stp_utrace_attach_match_tsk): Ignores ENOENT error from - __stp_get_mm_path(). - (stap_start_task_finder): Ditto. - -2008-06-30 David Smith <dsmith@redhat.com> - - * task_finder.c (stap_utrace_detach_ops): Removed check to see if - thread has a mm (in the case where a thread isn't quite dead - yet). - (stap_utrace_attach): Minor error handling improvement. - (__stp_utrace_attach_match_tsk): Ditto. - -2008-06-24 David Smith <dsmith@redhat.com> - - From: Srinivasa DS <srinivasa@in.ibm.com> - * syscall.h: Added powerpc support. - -2008-06-23 David Smith <dsmith@redhat.com> - - * task_finder.c (__stp_utrace_task_finder_target_quiesce): Fixed - vm_callback offset by shifting it left PAGE_SHIFT bits. - (__stp_target_call_vm_callback): Ditto. - (__stp_utrace_task_finder_target_syscall_exit): Ditto. - - * task_finder.c (__stp_utrace_task_finder_report_exec): Handles - relative exec paths correctly. - - * task_finder_vma.c (__stp_tf_vma_hash): Improved determination of - whether this is a 64-bit platform. - * syscall.h: Handles kernels with older style register - definitions. - - * task_finder.c (__stp_tf_vm_cb): New function. - (stap_register_task_finder_target): Sets up syscall entry and - syscall exit handlers. - (__stp_find_file_based_vma): New function. - (__stp_utrace_task_finder_target_syscall_entry): New function. - Saves vma information off at syscall entry. - (__stp_target_call_vm_callback): New function. - (__stp_utrace_task_finder_target_syscall_exit): New function. - Handles changes to memory maps based on information saved at - syscall entry. - * syscall.h: New file containing syscall function. - * task_finder_vma.c: New file containing saved vma information - handling functions. - - * regs.h: Removed trailing semicolons from macro definitions. - -2008-06-17 David Smith <dsmith@redhat.com> - - * task_finder.c (__stp_utrace_attach_match_filename): Uses new - __STP_ATTACHED_TASK_EVENTS macro to determine which events to set - on a newly found process based on whether the - stap_task_finder_target structure has a vm_callback defined. - (stap_start_task_finder): Ditto. - -2008-06-16 David Smith <dsmith@redhat.com> - - * task_finder.c (stap_start_task_finder): Improved callback - handling. - -2008-06-10 David Smith <dsmith@redhat.com> - - * task_finder.c (struct stap_task_finder_target): Added - vm_callback public field. - (stap_register_task_finder_target): Sets up .report_quiesce - handler. - (__stp_utrace_task_finder_target_quiesce): New function. - -2008-06-09 David Smith <dsmith@redhat.com> - - * task_finder.c (__stp_utrace_task_finder_report_exec): Handles - 2.6.25 kernels. - -2008-06-06 David Smith <dsmith@redhat.com> - - * task_finder.c: Added some debug logic. Use - '-DDEBUG_TASK_FINDER' to enable. - (stap_utrace_attach): Renamed from '__stp_utrace_attach'. - (__stp_utrace_attach_match_filename): Calls callback with - notification that this is a process or thread event. - (__stp_utrace_attach_match_tsk): Ditto. - (__stp_utrace_task_finder_report_clone): Ditto. - (__stp_utrace_task_finder_report_exec): Ditto. - (stap_utrace_task_finder_report_death): Ditto. - (stap_start_task_finder): Ditto. - (stap_stop_task_finder): Added debug logic. - -2008-05-29 Stan Cox <scox@redhat.com> - - * map.c (print_keytype): Remove. - (print_valtype): Remove. - (_stp_map_printn): Remove. - (_stp_map_print): Remove. - (_stp_pmap_printn): Remove. - * stat-common.c (_stp_stat_print_valtype): Remove. - * stat.c (__stp_stat_print): Remove. - (_stp_stat_print_cpu): Remove. - (_stp_stat_print): Remove. - * Makefile: Delete. - * tests: Delete. - * probes: Delete. - -2008-05-28 David Smith <dsmith@redhat.com> - - * task_finder.c (__stp_utrace_attach_match_filename): Added - register_p parameter, which is passed on to the callback. Only - adds death notification if register_p is 1. If register_p is 0, - removes death notification. - (__stp_utrace_attach_match_tsk): Moved code from - __stp_utrace_task_finder_report_clone that handles the details of - grabbing a task's path. - (__stp_utrace_task_finder_report_clone): Calls new - __stp_utrace_attach_match_tsk(). - (__stp_utrace_task_finder_report_exec): Notifies upper layer that - it might need to detach from newly exec'ed process.` - -2008-05-27 Josh Stone <joshua.i.stone@intel.com> - - PR 6432 - * loc2c-runtime.h (kread, kwrite, deref, store_deref): Add - architecture-neutral implementations, using probe_kernel_* - facilites (controlled by autoconf). - * autoconf-probe-kernel.c: test for above. - -2008-05-21 David Smith <dsmith@redhat.com> - - * task_finder.c (__stp_utrace_attach_match_filename): Added - event_flag parameter of event to pass to callback. - (__stp_utrace_task_finder_target_death): Ditto. - (__stp_utrace_task_finder_report_clone): Calls - __stp_utrace_attach_match_filename() with new argument. - (__stp_utrace_task_finder_report_exec): Ditto. - (stap_start_task_finder): Calls callback with an invalid - event_flag since this callback call isn't related to an event. - -2008-05-16 David Smith <dsmith@redhat.com> - - PR 6499. - * task_finder.c (stap_register_task_finder_target): Added error - check. - (__stp_utrace_task_finder_report_clone): Ditto. - (stap_utrace_detach_ops): Uses do_each_thread/while_each_thread - instead of for_each_process (which only iterated among process - group leaders instead of all threads). - (stap_start_task_finder): Ditto. - -2008-05-08 David Smith <dsmith@redhat.com> - - PR 6500. - * task_finder.c (__stp_utrace_task_finder_report_exec): Moved - attach logic to __stp_utrace_attach_match_filename(). - (__stp_utrace_attach_match_filename): New function. - (__stp_utrace_task_finder_report_clone): Calls - __stp_utrace_attach_match_filename() to attach to newly cloned - threads. - -2008-05-06 Masami Hiramatsu <mhiramat@redhat.com> - - PR 5648 - * print_old.c (stp_print_flush): Fix unaligned access warning on - ia64. - * print_new.c (stp_print_flush): Ditto. - -2008-05-06 Masami Hiramatsu <mhiramat@redhat.com> - - PR 5648 - * vsprintf.c (_stp_vsnprintf): Fix memcpy's endianess issue. - -2008-05-05 Frank Ch. Eigler <fche@elastic.org> - - PR 6481. - * time.c (__stp_time_timer_callback): Reenable irq's before - mod_timer. - -2008-05-05 David Smith <dsmith@redhat.com> - - * task_finder.c (stap_utrace_detach_ops): Make sure we ignore - /sbin/init. - (__stp_utrace_attach): Added function to handle details of - attaching a utrace engine. - (__stp_utrace_task_finder_report_clone): Calls - __stp_utrace_attach. - (__stp_utrace_task_finder_report_exec): Ditto. - (stap_start_task_finder): Ditto. - -2008-04-30 Masami Hiramatsu <mhiramat@redhat.com> - - PR 5648 - From Shaohua Li <shaohua.li@intel.com> - * vsprintf.c (_stp_vsnprintf): Fix unaligned access warning on ia64. - -2008-04-29 David Smith <dsmith@redhat.com> - - * task_finder.c: Made more robust by ensuring that all utrace - attaches have a corresponding utrace detach. - -2008-04-28 Frank Ch. Eigler <fche@elastic.org> - - * runtime.h (TEST_MODE): Remove. - -2008-04-25 David Smith <dsmith@redhat.com> - - From Srinivasa <srinivasa@in.ibm.com> - * task_finder.c (__stp_get_mm_path): Fixed kernel 2.6.25 change. - -2008-04-24 David Smith <dsmith@redhat.com> - - * task_finder.c (__stp_get_mm_path): Made kernel 2.6.25 changes. - -2008-04-16 David Smith <dsmith@redhat.com> - - * task_finder.c (__stp_get_mm_path): Made kernel 2.6.18 changes. - -2008-04-15 David Smith <dsmith@redhat.com> - - PR 5961 (partial) - * task_finder.c (stap_start_task_finder): When an interesting - thread is found that is already running, make sure to set up - thread death notification. - -2008-04-15 hunt <hunt@redhat.com> - * print.c (_stp_pbuf_full): Delete. - -2008-04-15 hunt <hunt@redhat.com> - * stack-x86_64.c (_stp_stack_print_fallback): Add levels. - (__stp_stack_print): Count levels properly. - -2008-04-15 Martin Hunt <hunt@redhat.com> - - Finish support for limits on backtrace depth. - * runtime.h (MAXTRACE): Default to 20. - * stack.c (_stp_stack_print): Call __stp_stack_print - with levels set properly. - * sym.c (_stp_func_print): Return a value indicating - if something was printed. - - Support for i386 and x86_64 on 2.6.25 kernel - * unwind/i386.h: Support unified registers on 2.6.25. - Remove unused frame stuff, including STACK_*. - * stack-i386.c (__stp_stack_print): Support unified - registers on 2.6.25. - * regs.h (REG_FP): Define for i386. - -2008-04-15 Frank Ch. Eigler <fche@elastic.org> - - PR 6410. - * unwind.c, unwind.h: Make body conditional in STP_USE_DWARF_UNWINDER. - * stack-x86_64.c (__stp_stack_print): Tolerate !unwinder. - -2008-04-15 Frank Ch. Eigler <fche@elastic.org> - - PR 6405 - * autoconf-module-nsections.c: New file. - -2008-04-15 Frank Ch. Eigler <fche@elastic.org> - - * unwind/i386.h (STACK_BOTTOM, STACK_TOP): Comment out these - unused definitions, for they collide with some kernels - (2.6.25-0.121.rc5.git4 rawhide). - -2008-04-13 Frank Ch. Eigler <fche@elastic.org> - - * print.c (_stp_pbuf_full): New function to note full print buffer. - * stack-{i386,x86_64}.c: Use it in all stack-searching loops, to - impose another limit against unbounded iteration. - -2008-03-31 Martin Hunt <hunt@redhat.com> - - * runtime.h (STP_USE_DWARF_UNWINDER): Define. - -2008-04-04 Masami Hiramatsu <mhiramat@redhat.com> - - PR 6028 - * loc2c-runtime.h (fetch_register): Call ia64_fetch_register with - the address of c->unwaddr. - * regs-ia64.c (ia64_fetch_register): Don't unwind stack if it has - already unwound stack in same probe. - -2008-03-30 Martin Hunt <hunt@redhat.com> - - * runtime.h (STP_USE_FRAME_POINTER): Define when frame pointers - are available in the kernel and can be used. - * stack-arm.c: Use STP_USE_FRAME_POINTER. - * stack-i386.c: Ditto. - * unwind/i386.h: Ditto. - * unwind/x86_64.h: Ditto. - -2008-04-04 David Smith <dsmith@redhat.com> - - PR 5961 (partial) - * task_finder.c: New file. - -2008-03-28 Martin Hunt <hunt@redhat.com> - - * copy.c (_stp_read_address): New function. Safely read - kernel or userspace. - -2008-03-26 Martin Hunt <hunt@redhat.com> - Fixes to get i386 working. - * unwind.c (unwind): Fix types in debug print. - * stack-i386.c (_stp_stack_print_fallback): New function. - (__stp_stack_print): Call _stp_stack_print_fallback() if unwinder - appears to fail. - -2008-03-25 Martin Hunt <hunt@redhat.com> - - * unwind.c (unwind): Return a positive number to indicate - that unwinding is done. - -2008-04-01 Frank Ch. Eigler <fche@elastic.org> - - * lket/*: Belatedly remove retired LKET code. - -2008-03-17 Eugene Teo <eteo@redhat.com> - - PR 5947 - * autoconf-tsc-khz.c: Remove "&& defined(__i386__)" to make the test - more pessimistic. - -2008-03-14 Masami Hiramatsu <mhiramat@redhat.com> - - PR 3542 - * autoconf-unregister-kprobes.c : New file. - -2008-03-10 Dave Brolley <brolley@redhat.com> - - PR5189 - * vsprintf.c (_stp_vsnprintf): Arguments for dynamic width and precision - are of type 'int' again. - * loc2c-runtime.h (deref_string): Copy the data only if dst is not NULL. - (deref_buffer): New macro. - -2008-02-27 Martin Hunt <hunt@redhat.com> - - * sym.h (_stp_module): Add text_size, lock, and unwind data - pointer. - * sym.c (_stp_find_module_by_addr): New function. - (_stp_kallsyms_lookup): Call _stp_find_module_by_addr(). - (_stp_get_unwind_info): New. - - * runtime.h: Move debug macros to debug.h. Include it. - * debug.h: New file. - * map.c: Update debug calls. - * map-gen.c: Update debug calls. - * pmap-gen.c: Update debug calls. - - * mempool.c: New file. - -2008-02-27 Dave Brolley <brolley@redhat.com> - - PR5189 - * vsprintf.c (_stp_vsnprintf): Extract arguments of type int64_t for - dynamic width and precision. Implement width and precision correctly for - the %b format specifier. Implement the %m specifier. - -2008-02-06 Masami Hiramatsu <mhiramat@redhat.com> - - * stack-ia64.c (__stp_show_stack_sym): Skip printing symbol if (ip == - REG_IP(regs)). - -2008-01-29 Martin Hunt <hunt@redhat.com> - - * io.c (_stp_vlog): Use get_cpu() instead - of smp_processor_id() because this function can get - called with interrupts enabled. - -2008-01-29 Martin Hunt <hunt@redhat.com> - - * alloc.c (struct _stp_malloc_type): Remove - redundant field. - -2008-01-28 Martin Hunt <hunt@redhat.com> - - * alloc.c: Use DEFINE_SPINLOCK. - * counter.c: Ditto. - * pmap-gen.c: Ditto. - * print_new.c: Ditto. - * stat.c: Ditto. - -2008-01-27 Frank Ch. Eigler <fche@elastic.org> - - * stack-i386.c (__stp_stack_print): Correct #elif->#else typo. - -2008-01-14 Martin Hunt <hunt@redhat.com> - - * print.c (_stp_print_kernel_info): New function. - (all): Call stp memory functions. - - * alloc.c: Rewrite to track allocated memory if - DEBUG_MEM is defined. - * counter.c, map.c, stat.c, time.c: Call stp - memory functions. - -2007-11-14 Zhaolei <zhaolei@cn.fujitsu.com> - - From Cai Fei <caifei@cn.fujitsu.com> - * regs-ia64.c (ia64_fetch_register): Fix the bug of fetching - register 12 on IA64. - -2007-11-12 Martin Hunt <hunt@redhat.com> - - * print.c (_stp_print): Rewrite to eliminate the strlen() - call and save a bit of time. - -2007-11-09 Masami Hiramatsu <mhiramat@redhat.com> - - PR3858 - * print.c: Add -DRELAY_HOST=<hostname> and -DRELAY_GUEST=<hostname> - options support. - (_stp_print_flush): Disable irqs if -DRELAY_* option is specified. - * print_old.c: Export stp_print_flush to other modules if the - -DRELAY_HOST option is specified. - * print_new.c: Ditto. - -2007-10-25 Mike Mason <mmlnx@us.ibm.com> - - * stat-common.c: Allow histogram bucket elision to be turned off - with -DHIST_ELISION=<negative #>. Also cleaned up looping code - to prevent unnecessary interation over non-existent buckets. - -2007-10-17 Masami Hiramatsu <mhiramat@redhat.com> - - * autoconf-tsc-khz.c: Not to be compiled if the kernel version is - younger than 2.6.23 on i386. - -2007-10-17 Martin Hunt <hunt@redhat.com> - PR5000 - * vsprintf.c: Remove _stp_endian. - -2007-10-15 Masami Hiramatsu <mhiramat@redhat.com> - - * autoconf-tsc-khz.c: Fix a bug to be configured correctly. - -2007-10-09 Martin Hunt <hunt@redhat.com> - - * user/*: Removed obsolete userspace test files. - -2007-10-02 Frank Ch. Eigler <fche@elastic.org> - - PR 5041 - From <michael.gruener@linux.vnet.ibm.com>: - * loc2c-runtime.h (store_register): Add value as macro parameter where - missing. - -2007-09-24 Masami Hiramatsu <mhiramat@redhat.com> - - PR 3916 - * time.c (stp_time_t): Rename cpufreq to freq. - (__stp_get_freq): Rename from __stp_estimate_cpufreq. Use tsc_khz or - cpu_khz if it is available. Use itc_freq on ia64. - (__stp_ktime_get_real_ts): New function to get current kernel time. - (__stp_time_timer_callback): Call __stp_ktime_get_real_ts to get - base time. - (__stp_init_time): Ditto. - (__stp_constant_freq): New function to check the processor has - constant frequency timestamp counter. - (_stp_kill_time): Don't use the cpufreq notifier if the processor has - constant frequency timestamp counter. - (_stp_init_time): Ditto. - * autoconf-ktime-get-real.c : New file. - * autoconf-constant-tsc.c: Ditto. - * autoconf-tsc-khz.c: Ditto. - -2007-09-22 Frank Ch. Eigler <fche@elastic.org> - - PR 5057. - * stat-common.c (_stp_stat_print_histogram): Elide consecutive - zero rows beyond 2*STAT_ELISION+1. - (STAT_ELISION): New parameter, default 2. - -2007-09-21 Martin Hunt <hunt@redhat.com> - PR 5024 - * stat-common.c (_stp_stat_print_histogram): Change - overflow and underflow handling for linear histograms. - (__stp_stat_add): For linear histograms, use under - and over buckets. - -2007-09-19 Martin Hunt <hunt@redhat.com> - PR 5042 - * procfs.c (_stp_rmdir_proc_module): Warn if removal of - /proc/systemtap/module is deferred. Do not defer removal of - /proc/systemtap. - (_stp_mkdir_proc_module): Call path_release(). Set ownership of - /proc/systemtap/module to force deletion to be deferred. - (_stp_create_procfs): Set owner of all path components. - -2007-09-14 Martin Hunt <hunt@redhat.com> - - * procfs.c (_stp_create_procfs): Be sure that directories in the path - are really directories and not files. - -2007-09-13 David Smith <dsmith@redhat.com> - - * procfs.c (_stp_procfs_dir_lookup): Added 'const' qualifier to - 'dir' parameter. - (_stp_create_procfs): Added 'const' qualifier to 'path' - parameter. Removed debug prints. - (_stp_close_procfs): Removed debug prints. - -2007-09-12 Martin Hunt <hunt@redhat.com> - - * map-stat.c (_stp_map_new_hstat_log): Set buckets to - HIST_LOG_BUCKETS. - (_stp_pmap_new_hstat_log): Ditto. - (_stp_map_new_hstat_linear): Call _stp_stat_calc_buckets(). - (_stp_pmap_new_hstat_linear): Ditto. - - * stat.h (STP_MAX_BUCKETS): Define.. - (HIST_LOG_BUCKETS): Define. - - * stat.c (_stp_stat_init): Call _stp_stat_calc_buckets(). - - * stat-common.c (_stp_stat_calc_buckets): New function. Common - bucket calculation and error reporting code. - (_stp_bucket_to_val): New function. - (_stp_val_to_bucket): Renamed and now handles negative numbers. - (_stp_stat_print_histogram): Handle negative values in log histograms. - (__stp_stat_add): Cleanup.. - - * map-gen.c (_stp_map_new): Remove buckets param for HIST_LOG. - * pmap-gen.c (_stp_pmap_new): Ditto. - -2007-09-10 Martin Hunt <hunt@redhat.com> - - * procfs.c: New file. Common runtime procfs functions. - -2007-08-20 Martin Hunt <hunt@redhat.com> - - * stack.c (_stp_kta): Removed. - -2007-08-20 Masami Hiramatsu <mhiramat@redhat.com> - - * stack-x86_64.c: Fix backtrace to use the value of stack register - instead of its address. - -2007-08-17 Martin Hunt <hunt@redhat.com> - - * bench2/bench.rb: Send HUP to stapio, instead of staprun. - -2007-08-10 Josh Stone <joshua.i.stone@intel.com> - - PR 4593 - * loc2c-runtime.h (deref, store_deref): Set an error message with - the pointer value and name into last_error, since it's hard to - determine the details once you've already jumped to deref_fault. - -2007-07-09 Martin Hunt <hunt@redhat.com> - - * sym.h (STP_MAX_MODULES): Raise limit to 256. - -2007-07-06 Martin Hunt <hunt@redhat.com> - - * stat-common.c (__stp_stat_add): Fix calculations - for linear histogram buckets. - - * stat.c (_stp_stat_init): Check for interval too - small. - -2007-07-05 Eugene Teo <eteo@redhat.com> - - * regs.c (_stp_print_regs): #ifdef CONFIG_CPU_CP15 instead. - -2007-07-02 Martin Hunt <hunt@redhat.com> - - * sym.c (_stp_kallsyms_lookup): Improve heuristic - for determining when a pointer is in a function. - (_stp_func_print): New function. - * stack-i386.c, stack-x86_64.c: Remove obsolete - unwind code. Use _stp_func_print(). - -2007-06-22 Frank Ch. Eigler <fche@elastic.org> - - * string.c (_stp_text_str): Fix handling of embedded - " and \ characters. - -2007-06-21 David Smith <dsmith@redhat.com> - - * lket/b2a/Makefile.in: Regenerated with automake 1.10. - -2007-06-15 Martin Hunt <hunt@redhat.com> - From Quentin Barnes. - * loc2c-runtime.h: Latest arm marcos. - * stack-arm.c (__stp_stack_print): Add a cast. - * regs.c (_stp_ret_addr): Define for arm. - -2007-06-07 Martin Hunt <hunt@redhat.com> - PR 4075 fix from Ananth Mavinakayanahalli - * string.h (_stp_get_user): Define. - * string.c (_stp_text_str): Use _stp_get_user(). - -2007-05-30 Martin Hunt <hunt@redhat.com> - - Patch from Quentin Barnes. - * arith.c: Add arm support for 64-bit division. - * copy.c: Enable arm support. - * loc2c-runtime.h: Ditto. - * regs.[ch]: Ditto. - * stack.c: Include stack-arm.c. - * stack-arm.c: New file. - * time.c (_stp_gettimeofday_ns): hack - for arm. See PR 4569. - -2007-05-29 Frank Ch. Eigler <fche@elastic.org> - - PR 4458 - * print_new.c (_stp_print_flush): Use interrupt-disabling - spinlock variants. - -2007-05-29 Frank Ch. Eigler <fche@redhat.com> - - PR 2224 - * map.h (NEED_MAP_LOCKS): New config macro, defaults to 0. - (MAP_GET_CPU, MAP_PUT_CPU): Wrappers, default to ~no-op. - * map.c (_stp_pmap_clear,agg): Use them. - * pmap-gen.c (_stp_pmap_new,set,add,get_cpu,get,del): Ditto. - -2007-05-15 Martin Hunt <hunt@redhat.com> - - * vsprintf.c: Add comment about %p. - * regs.c, stack*.c, sym.c: Fix %p calls. - -2007-04-27 Martin Hunt <hunt@redhat.com> - - * runtime.h: Improve check for debugfs in kernel. - -2007-04-27 Frank Ch. Eigler <fche@elastic.org> - - * autoconf-inode-private.c: New file from hunt. - -2007-04-04 Sébastien Dugué <sebastien.dugue@bull.net> - - * runtime/lket/b2a/lket_b2a.c: Fix percpu files parsing - for percpu_header transport changes. - -2007-04-05 Martin Hunt <hunt@redhat.com> - - * bench2/var_bench, var.st, const.st: New test. - -2007-04-05 Martin Hunt <hunt@redhat.com> - - * bench2/bench.rb (Stapbench::run): Check result code - of "killall staprun". If it is nonzero, something happened to - staprun. Print an error. - (Stapbench::load): Define STP_NO_OVERLOAD. - * bench2/README: Update. - * bench2/print_bench: New set of tests. - -2007-03-22 Frank Ch. Eigler <fche@elastic.org> - - * sym.c (_stp_module_relocate): Tolerate empty section string. - -2007-03-21 Martin Hunt <hunt@redhat.com> - - - * sym.h: Declare _stp_module_relocate. - * sym.c (_stp_module_relocate): Add comments, reformat, add - a way for "last" cached values to be cleared when modules - are removed. - (_stp_symbol_print): Simplify and remove static buffer. - (_stp_symbol_snprint): Ditto. - -2007-03-21 Martin Hunt <hunt@redhat.com> - - * map.c (_stp_map_init): Fix signed vs unsigned comparison warning. - -2007-03-20 Frank Ch. Eigler <fche@elastic.org> - - PR 4224. - * sym.c (_stp_module_relocate): Support kernel relocations. - -2007-03-19 Frank Ch. Eigler <fche@elastic.org> - - * autoconf-hrtimer-rel.c: New file. - -2007-03-18 Martin Hunt <hunt@redhat.com> - - * stack.c, string.c, sym.c, transport/symbols.c: - Fix some signed vs unsigned comparison warnings. - -2007-03-14 Martin Hunt <hunt@redhat.com> - * stpd: Remove directory. - * relayfs: Remove directory. - -2007-03-14 Martin Hunt <hunt@redhat.com> - * bench2/bench.rb: Updated to work with new transport - and new itest.c. - * bench2/Makefile: Updated for new itest.c - * bench2/itest.c: Rewritten to use multiple threads - and automatically divide the workload among the threads. - - * print.c (_stp_print_flush): Move to print_new.c and - print_old.c. - * print_new.c: New file containing _stp_print_flush() - for the new transport. - * print_old.c: Ditto for old transport. - - * runtime.h (STP_OLD_TRANSPORT): Define - (errk): Define. - (MAXSTRINGLEN): Define if not already defined. - - * io.c (_stp_vlog): Use _stp_ctl_write(). - -2007-03-12 Frank Ch. Eigler <fche@redhat.com> - - PR 4179. - Based on patch from Vasily Averin <vvs@sw.ru>: - * time.c (_stp_init_time): Recover from partial failures. - -2007-03-01 David Wilder <dwilder@us.ibm.com> - - * loc2c-runtime.h: rewrote s390x version of __stp_put_asm - and __stp_put_asm to do single byte writes. - -2007-02-27 David Wilder <dwilder@us.ibm.com> - - * loc2c-runtime.h: Added defines for EX_TABLE needed by older - s390 kernels that do not already have it defined. - -2007-02-07 Martin Hunt <hunt@redhat.com> - - * stack-ppc64.c (__stp_stack_print): Remove an old - reference to the string length and instead limit backtraces - to MAXBACKTRACE. - * stack.c: Define MAXBACKTRACE - -2007-02-06 Josh Stone <joshua.i.stone@intel.com> - - * loc2c-runtime.h (kread): Let it work with const types. - -2007-01-31 Martin Hunt <hunt@redhat.com> - - * string.c (_stp_string_init): Deleted. - (_stp_sprintf): Deleted. - (_stp_vsprintf): Deleted. - (_stp_string_cat_cstr): Deleted. - (_stp_string_cat_string): Deleted. - (_stp_string_cat_char): Deleted. - (_stp_string_ptr): Deleted. - (_stp_string_cat): Deleted. - (_stp_snprintf): Moved from vsprintf.c. - (_stp_vscnprintf): Moved from vsprintf.c. - - * string.h (STP_STRING_SIZE): Deleted. - (STP_NUM_STRINGS): Deleted. - Remove all references to type "String". - - * vsprintf.c (_stp_vscnprintf): Moved to string.c. - (_stp_snprintf): Moved to string.c - - * sym.c (_stp_symbol_sprint): Replaced with - _stp_symbol_print, which writes to the print buffer. - (_stp_symbol_sprint_basic): Replaced with - _stp_symbol_snprint. - - * runtime.h: Include io.c. - - * stat-common.c: Use new _stp_print* functions. - * stat.c: Ditto. - - * regs.c: Renamed to regs-ia64.c. - * current.c: Renamed regs.c. - * regs-ia64.c: New file (renamed from regs.c). - - * stack.c (_stp_stack_sprint): Renamed _stp_stack_print - and now just prints to the print buffer. Calls - __stp_stack_print instead of __stp_stack_sprint. - (_stp_stack_snprint): New function. Calls _stp_stack_print and - then copies the print buffer into a string. - (_stp_stack_printj): Deleted. - (_stp_ustack_sprint): Deleted. - * stack-*.c: Rewritten to print instead of writing to strings. - Uses new _stp_print* functions. - - * print.c (_stp_printf): Create new function instead of macro. - (_stp_print): Ditto. - (_stp_print_char): New function. - - * map.c: Use _stp_print() and _stp_print_char() - instead of _stp_print_cstr(). - - * io.c (_stp_vlog): Use _stp_print() instead - of _stp_string_cat_cstr(). - - * copy.c (_stp_string_from_user): Deleted. - - -2007-01-30 Martin Hunt <hunt@redhat.com> - - * io.c (_stp_vlog): Use dynamic percpu allocations - instead of very wasteful static allocations. - * print.c (_stp_print_init): Do percpu allocations - for io.c. - (_stp_print_cleanup): Free percpu allocations. - - * string.c (_stp_sprintf): Overflow check needed - to be >= instead of >. - -2007-01-30 Martin Hunt <hunt@redhat.com> - - * alloc.c (_stp_alloc_percpu): Don't implement - our own; just call __alloc_percpu with appropriate args - for the OS version. - (_stp_free_percpu): Delete. - * map.c (_stp_map_init): When calling kmalloc_node, first - call cpu_to_node() to get the proper node number. - * stat.c (_stp_stat_del): Call free_percpu() - instead of _stp_free_percpu(). - -2007-01-29 Martin Hunt <hunt@redhat.com> - - * alloc.c (_stp_kmalloc): New function. Call kmalloc - with the correct flags and track usage. - (_stp_kzalloc): Ditto. - * map.c: Use new alloc calls. - * print.c: Ditto. - * stat.c: Ditto. - * time.c: Ditto. - -2007-01-25 Roland McGrath <roland@redhat.com> - - * loc2c-runtime.h (store_deref): Use "Zr" constraint for 64-bit case. - -2007-01-22 Josh Stone <joshua.i.stone@intel.com> - - * loc2c-runtime.h (kread, kwrite): Tweaks to work better with - reading and writing pointer values. - -2007-01-22 Martin Hunt <hunt@redhat.com> - - * map-gen.c (_stp_map_exists): New. Check for membership only. - -2007-01-19 Josh Stone <joshua.i.stone@intel.com> - - PR 3079 - * loc2c-runtime.h (kread, kwrite): New macros to safely read/write - values from kernel pointers. This includes a workaround for 64-bit - numbers on i386 platforms. - -2007-01-10 Martin Hunt <hunt@redhat.com> - - PR 3708 - * map.c (str_copy): Check for NULL pointers. - (_new_map_set_int64): Don't check val for 0. - (_new_map_set_str): Don't check val for NULL. - - * map-gen.c (VAL_IS_ZERO): Removed. - (_stp_map_del): New. - (__stp_map_set): Don't check for zero. - - * pmap-gen.c (VAL_IS_ZERO): Removed. - (_stp_pmap_del): New. - (__stp_pmap_set): Don't check for zero. - -2006-12-20 Martin Hunt <hunt@redhat.com> - - * runtime.h: Include mm.h. - -2006-12-20 Li Guanglei <guanglei@cn.ibm.com> - - * runtime/lket/b2a/lket_b2a.c: bugfix for NULL appname when - search appNameTree. - -2006-12-18 David Smith <dsmith@redhat.com> - - * lket/b2a/Makefile.in: Regenerated. This needed to be done since - lket/b2a/README was removed but lket/b2a/Makefile.in still had a - reference to it which was causing "make distdir" to fail. - -2006-12-18 Frank Ch. Eigler <fche@elastic.org> - - PR 3079 - * loc2c-runtime.h (deref, store_deref): Fork x86 and x86-64 - variants. Remove dysfunctional 64-bit ops from x86. - -2006-12-15 Frank Ch. Eigler <fche@elastic.org> - - * print.c (_stp_print_flush): Add a likely() marker to the hot path. - -2006-12-13 Frank Ch. Eigler <fche@elastic.org> - - * regs.h (s390x REG_IP): Parenthesize for warning-free builds. - -2006-12-08 Josh Stone <joshua.i.stone@intel.com> - - * runtime.h (param_set_int64_t, param_get_int64_t, - param_check_int64_t): New functions to allow taking module parameters - directly as int64_t values. - -2006-12-06 Josh Stone <joshua.i.stone@intel.com> - - * time.c (stp_timer_reregister): Add a global to control whether the - gettimeofday timer should restart itself, for clean shutdown. - (__stp_time_timer_callback): Check the global. - (_stp_kill_time, _stp_init_time): Set the global. - (_stp_gettimeofday_ns): Switch to preempt_enable_no_resched. - - * time.c (__stp_time_cpufreq_callback): Use the cpu# from the notifier. - (_stp_init_time): No need to disable preemption around cpufreq init. - -2006-12-04 Martin Hunt <hunt@redhat.com> - - * bench2/bench.rb: Fixes for the latest runtime - changes. - -2006-11-21 Li Guanglei <guanglei@cn.ibm.com> - - * runtime/lket/b2a/lket_b2a.[ch]: add b2a_error() and change - the error return codes. - -2006-11-19 Li Guanglei <guanglei@cn.ibm.com> - - * runtime/lket/b2a/lket_b2a.[ch]: bugfix for #3536 - -2006-11-15 Martin Hunt <hunt@redhat.com> - - * alloc.c (STP_ALLOC_FLAGS): Define. - Cleanup ifdefs. - * map.c: Use STP_ALLOC_FLAGS. - * stat.c: ditto. - -2006-11-10 Li Guanglei <guanglei@cn.ibm.com> - - * transport/procfs.c: bugfix of the obsolete buf_info - and consumed_info. - -2006-11-09 Martin Hunt <hunt@redhat.com> - - * sym.h: Change int to int32_t. - -2006-11-09 Li Guanglei <guanglei@cn.ibm.com> - - * runtime/lket/b2a/lket_b2a.[ch]: add options to control - the output data fields of lket.out - -2006-11-02 Martin Hunt <hunt@redhat.com> - - * sym.c (_stp_module_relocate): New function. Needed by the - translator to relocate module symbols. - (_stp_kallsyms_lookup_name): Rewrite to use new symbol structs. - (_stp_kallsyms_lookup): Ditto. - - * sym.h: Declare the structures and arrays that contain all - the symbol and module information. - - * io.c (_stp_vlog, _stp_dbug): Make first parameter const. - * runtime.h: Update prototype for _stp_dbug. - -2006-10-27 Thang Nguyen <thang.p.nguyen@intel.com> - - * runtime/regs.c: patch from Bibo Mao for fixing the return - value on IA64 (bz #3404). - -2006-10-24 Li Guanglei <guanglei@cn.ibm.com> - - * runtime/lket/b2a/lket_b2a.[ch]: be sync with LKET hookid - rearrangement. - -2006-10-23 Li Guanglei <guanglei@cn.ibm.com> - - * runtime/lket/b2a/lket_b2a.c: bugfix of event description - data insert. - -2006-10-12 Martin Hunt <hunt@redhat.com> - - * stack-ppc64.c (__stp_stack_sprint): Declare sp before _sp. - -2006-10-12 Martin Hunt <hunt@redhat.com> - - * stack.c: Reorganize and split arch-specific functions to - separate files. - (_stp_kta): Better checking. - (_stp_stack_sprint): Better handling of return probes. - - * stack-i386.c: New file. Uses 2.6.18 DWARF unwinder if available. - * stack-x86_64.c: New file. Uses 2.6.18 DWARF unwinder if available. - * stack-ppc64.c: New file. - * stack-ia64.c: New file. - - * sym.c (_stp_kallsyms_lookup_name): New function. Like - kallsyms_lookup_name() except use our internal lookup table. - -2006-10-10 Frank Ch. Eigler <fche@elastic.org> - - * runtime/lket/b2a/lket_b2a.c: Add several missing #ifdef HAS_MYSQL. - -2006-10-10 Li Guanglei <guanglei@cn.ibm.com> - - * runtime/lket/b2a/lket_b2a.c, runtime/lket/b2a/lket_b2a.h: - clean up the unused database tables and destory GTree on exit. - -2006-10-10 Li Guanglei <guanglei@cn.ibm.com> - - * runtime/lket/b2a/Makefile.am: add the checking and optional - compiling for mysql client library - * runtime/lket/b2a/Makefile.in: regenerated - * runtime/lket/b2a/lket_b2a.c, runtime/lket/b2a/lket_b2a.h: - Adding the support of automatically database creation and - dumping lket trace into mysql database - -2006-10-09 Josh Stone <joshua.i.stone@intel.com> - - From David Wilder <dwilder@us.ibm.com> - * time.c (__stp_estimate_cpufreq): Short-circuit on s390. - (_stp_gettimeofday_ns): Use a fixed formula on s390 to - convert TOD clocks to nanoseconds. - -2006-09-27 Martin Hunt <hunt@redhat.com> - - * stack.c (_stp_kta): Rewrite. Use the _stap_symbols - struct instead of calling into the kernel. - - * sym.c (_stp_kallsyms_lookup): Move here from runtime.h - - * runtime.h: Get rid of all the symbol stuff that - did not belong here. - -2006-09-26 David Smith <dsmith@redhat.com> - - * README: Changed 'stpd' references to 'staprun'. - * README.doc: Ditto. - * TODO: Ditto. - * io.c: Ditto. - * print.c: Ditto. - * runtime.h: Ditto. - * bench2/bench.rb: Ditto. - -2006-09-26 Martin Hunt <hunt@redhat.com> - - * time.c (_stp_init_time): Use dynamic percpu allocations - instead of evil static allocations. - (_stp_kill_time): Free percpu allocations and set - _stp_time to NULL so the timers are only deleted once. - -2006-09-26 Martin Hunt <hunt@redhat.com> - - * io.c (_stp_vlog): Remove ifdef for STP_RELAYFS. Relayfs now - behaves the same as procfs. - -2006-09-22 Martin Hunt <hunt@redhat.com> - - * print.c: Replace STP_PRINT_BUF_LEN with STP_BUFFER_SIZE. - * string.c: Ditto. - -2006-09-21 Martin Hunt <hunt@redhat.com> - - PR 3232 - * print.c (_stp_print_init): New. Alloc per-cpu buffers. - (_stp_print_cleanup): New. Free per-cpu buffers. - (_stp_print_flush): Use per_cpu_ptr(). - * string.c (_stp_sprintf): Ditto. - (_stp_vsprintf): Ditto. - (_stp_string_cat_cstr): Ditto. - (_stp_string_cat_char): Ditto. - -2006-09-20 Josh Stone <joshua.i.stone@intel.com> - - PR 3233 - * time.c (stp_time_t): Use ns for the base time, and freq is now kHz. - (__stp_estimate_cpufreq): Compute kHz instead of MHz. - (__stp_time_timer_callback, __stp_init_time): Compute base in ns. - (__stp_time_cpufreq_callback): Record kHz instead of MHz. - (_stp_init_time): Record kHz, and disable preemption to avoid a race - in the cpufreq notifier. - (_stp_gettimeofday_ns): Converted from _stp_gettimeofday_us. - - * lket/b2a/lket_b2a.c (main): Correct arguments to fseek. - (dump_data): Work around a spurious compiler warning. - -2006-09-19 Li Guanglei <guanglei@cn.ibm.com> - - * lket/b2a/lket_b2a.c, lket/b2a/lket_b2a.h: - Be sync with the recent runtime printing changes made by Martin. - Some clean up work before adding the support of dumping data - into MySQL - Bug fix of segment fault when an event is not registered. - -2006-09-18 Josh Stone <joshua.i.stone@intel.com> - - PR 3220 - From Eugeniy Meshcheryakov <eugen@debian.org>: - * lket/b2a/lket_b2a.c: Check that appNameTree exists before destroying. - -2006-09-18 Martin Hunt <hunt@redhat.com> - - * bench2/bench.rb: Remove the deprecated "-m" option - to stpd. Also, don't use merge mode for relayfs. - * bench2/run_binary_print: New test. Compare various ways of - printing binary data. - -2006-09-18 Martin Hunt <hunt@redhat.com> - - * print.c (_stp_print_flush): Rewrite so one version works for - relayfs or procfs. Use proper per-cpu functions. - (_stp_reserve_bytes): New function. Reserve bytes in the output buffer. - (_stp_print_binary): New function. Write a variable number of - 64-bit values directly into the output buffer. - - * string.c (_stp_sprintf): Rewrite using new per-cpu buffers. - (_stp_vsprintf): Ditto. - (_stp_string_cat_cstr): Ditto. - (_stp_string_cat_char): Ditto. - - * runtime.h: Set defaults for MAXTRYLOCK and TRYLOCKDELAY to make - runtime tests in bench2 happy. - -2006-08-29 Li Guanglei <guanglei@cn.ibm.com> - - From Gui Jian <guijian@cn.ibm.com> - * lket/b2a/lket_b2a.c, lket/b2a/lket_b2a.h: - add the support to get_cycles() and sched_clock() timing - mechanism for LKET. - -2006-08-14 Will Cohen <wcohen@redhat.com> - - PR 3037 - * string.c: - * print.c: Remove includes for <linux/config.h>. - -2006-08-11 David Smith <dsmith@redhat.com> - - * lket/b2a/.cvsignore: Added file to let cvs ignore generated - files. - -2006-07-21 Martin Hunt <hunt@redhat.com> - - * runtime.h: Include compat.h. - -2006-07-20 Martin Hunt <hunt@redhat.com> - - * vsprintf.c (_stp_vsnprintf): %p format fixes. - -2006-07-14 Josh Stone <joshua.i.stone@intel.com> - - PR 2922 - * time.c (_stp_init_time): call cpufreq_get for each cpu from - a non-atomic context (module init time). - * time.c (__stp_init_time): remove call to cpufreq_get from IPI. - - * time.c (__stp_time_timer_callback): disable IRQ's to avoid - perturbations in measurements. - * time.c (_stp_gettimeofday_us): disable preemption to avoid CPU - swaps while we're computing the time. - -2006-07-12 Martin Hunt <hunt@redhat.com> - - * runtime.h (for_each_cpu): Define for new kernels - which no longer define it. - -2006-07-11 Martin Hunt <hunt@redhat.com> - - * string.c (_stp_text_str): Use __get_user(). - -2006-07-11 Martin Hunt <hunt@redhat.com> - - * string.c (_stp_text_str): Add a parameter to support - userspace strings too. - * string.h: (_stp_text_str): Fix proto. - -2006-07-11 Li Guanglei <guanglei@cn.ibm.com> - - * lket/b2a/lket_b2a.c: modified to be sync with - the new addevent.process event hooks - -2006-06-29 Li Guanglei <guanglei@cn.ibm.com> - - * lket/b2a/lket_b2a.c, lket/b2a/lket_b2a.h: modified to be - sync with new _lket_trace() - -2006-06-27 Roland McGrath <roland@redhat.com> - - * loc2c-runtime.h: Add some comments. - -2006-06-23 Josh Stone <joshua.i.stone@intel.com> - - * time.c: Do cpufreq notification only if CONFIG_CPU_FREQ defined. - -2006-06-21 Josh Stone <joshua.i.stone@intel.com> - - PR 2525 - * time.c: Time-estimation with minimal dependency on xtime. - -2006-06-16 Roland McGrath <roland@redhat.com> - - * lket/b2a/Makefile.in: Regenerated with automake-1.9.6-2. - -2006-06-09 Li Guanglei <guanglei@cn.ibm.com> - - * lket/b2a/lket_b2a.c, lket/b2a/lket_b2a.h: Rewrite - according to the latest LKET's tapsets. Make it able - to read the metainfo wrote by tapsets. - -2006-06-02 Li Guanglei <guanglei@cn.ibm.com> - - * lket/b2a/lket_b2a.c: eliminate some compile warnings - -2006-06-01 Li Guanglei <guanglei@cn.ibm.com> - - * lket/b2a/lket_b2a.h, lket/b2a/lket_b2a.c: make it able to - read user added trace data and backtrace - -2006-05-30 Martin Hunt <hunt@redhat.com> - - * string.c (_stp_text_str): New function. - * string.h (_stp_text_str): Declare. - -2006-05-25 Martin Hunt <hunt@redhat.com> - - * vsprintf.c (_stp_vsnprintf): Change %p to work like - libc and automatically insert "0x" before the pointer. - -2006-05-24 Josh Stone <joshua.i.stone@intel.com> - - PR 2677 - * sym.c (_stp_symbol_sprint_basic): New function that returns - just the symbol name, and doesn't bother with String. - -2006-05-24 Li Guanglei <guanglei@cn.ibm.com> - - * lket/b2a/Makefile.am, lket/b2a/Makefile.in, - lket/b2a/README, lket/b2a/lket_b2a.c, - lket/b2a/lket_b2a.h: a binary to ascii converter used - to convert LKET's default binary trace data. - -2006-05-09 Li Guanglei <guanglei@cn.ibm.com> - - PR 2647 - Patch given by Gui Jian <guij@cn.ibm.com> - * vsprintf.c: %0s support to print null-terminated string - -2006-05-03 Josh Stone <joshua.i.stone@intel.com> - - * loc2c-runtime.h (deref_string): resolved gcc "warning: - assignment makes integer from pointer without a cast" when - using a pointer as the source address. - -2006-04-28 Martin Hunt <hunt@redhat.com> - - * vsprintf.c (_stp_vsnprintf): Fix argument size for %p. - -2006-04-17 Martin Hunt <hunt@redhat.com> - - * vsprintf.c (_stp_vsnprintf): Fix endian - before writing binary. - (_stp_endian): New variable to control endianess. - -2006-04-11 Tom Zanussi <zanussi@us.ibm.com> - - * print.c (_stp_print_flush): Change TIMESTAMP_SIZE to - STP_TIMESTAMP_SIZE to avoid conflicts with Suse kernels. - -2006-04-10 Martin Hunt <hunt@redhat.com> - - * string.c (_stp_string_cat_cstr): No need to copy - terminating 0. - - * vsprintf.c (_stp_snprintf): New function. - - * stat-common.c (_stp_stat_print_histogram): Write a - newline at the end of the histogram. - -2006-04-09 Martin Hunt <hunt@redhat.com> - - * print.c (_stp_print_flush): Send 'len" bytes - instead of 'len+1', which included terminating 0. - - * string.c (_stp_sprintf): Call _stp_vsnprintf() - instead of vsnprintf(). - (_stp_vsprintf): Ditto. - - * vsprintf.c: New file. - -2006-04-05 Will Cohen <wcohen@redhat.com> - - * string.h (__stp_stdout): Correct initialization. - -2006-03-30 Martin Hunt <hunt@redhat.com> - - * string.c (_stp_string_cat_cstr): Use memcpy() instead of strncpy(). - -2006-03-26 Martin Hunt <hunt@redhat.com> - - * bench2/bench.rb (Bench::run): Instead of loading the module - once and running against different numbers of threads, load - and unload the module each time. Then keep track of failures - per thread. Also use the new itest to keep the tests the same - size regardless of the number of threads. - (Bench::initialize): Make itest if needed. - (Bench::load, Stapbench::load): Increase buffer size to 8MB. - - * bench2/itest.c: Change arg to be the number of threads - instead of the number of millions of calls to make. - This makes it easy to divide the work among multiple threads - without making the test run many times longer. - -2006-03-09 Martin Hunt <hunt@redhat.com> - - * bench2: New directory containing a benchmark framework. - -2006-02-10 Martin Hunt <hunt@redhat.com> - - * copy.c (_stp_copy_from_user): Revert previous incorrect change. - -2006-02-09 Martin Hunt <hunt@redhat.com> - - * copy.c (_stp_copy_from_user): If access fails, - return -1. - -2006-01-25 Martin Hunt <hunt@redhat.com> - - * stat.c (_stp_stat_init): Use _stp_alloc_percpu(). - (_stp_stat_del): New function. - - * alloc.c (_stp_alloc_percpu): New function. - (_stp_free_percpu): New function. - -2006-01-19 Martin Hunt <hunt@redhat.com> - - * pmap-gen.c (_stp_pmap_get): Fix bug where old data - from agg map could be returned after element was deleted. - -2006-01-16 Josh Stone <joshua.i.stone@intel.com> - - * stat.c (_stp_stat_clear): add a function that just - clears a Stat, so we can use delete in the translator. - -2006-01-16 Martin Hunt <hunt@redhat.com> - - * map.c (_stp_pmap_agg): Return NULL when aggregation - fails. - -2006-01-15 Frank Ch. Eigler <fche@elastic.org> - - * io.c (_stp_exit): Revert. - -2006-01-10 Martin Hunt <hunt@redhat.com> - - * io.c (_stp_exit): set STAP_SESSION_STOPPING. - -2006-01-03 Frank Ch. Eigler <fche@redhat.com> - - * io.c (_stp_softerror): New function. - -2005-12-14 Martin Hunt <hunt@redhat.com> - - * pmap-gen.c (_stp_pmap_new_*): Initialize lock. - (_stp_pmap_set_*): Lock map while in use. - (_stp_pmap_add_*): Lock map while in use. - (_stp_pmap_get_cpu): Ditto. - (_stp_pmap_get): Lock each per-cpu map. - - * map-gen.c: Define and use NULLRET for a NULL return value. - * map.c (_stp_pmap_clear): New function. - (_stp_pmap_agg): Lock each per-cpu map as - it gets aggregated. - -2005-12-13 Martin Hunt <hunt@redhat.com> - - * map.c (_stp_map_sortn): Set a limit of 30 for n. Automatically - call _stp_map_sort() if more is requested. - -2005-12-08 Martin Hunt <hunt@redhat.com> - - * map.c (_new_map_create): Only increment map size if a node - was moved off the free list. - (_stp_map_size): New function. - (_stp_pmap_size): New function. - -2005-12-07 Martin Hunt <hunt@redhat.com> - - PR1923 - * map.h (struct map_root): Remove membuf. - (struct pmap): Define. - (PMAP): Declare. - - * map.c (_stp_map_init): Use kmalloc() to allocate individual - nodes instead of using vmalloc() to allocate one big chunk. - (_stp_map_new): Use kmalloc. - (_stp_pmap_new): Use kmalloc. Return a PMAP. - (__stp_map_del): New function. Free all the nodes in a map. - (_stp_map_del): Call __stp_map_del() then free map struct. - (_stp_pmap_del): Takes a PMAP. Calls __stp_map_del() for - each cpu. - (_stp_pmap_printn_cpu): Change arg to PMAP. - (_stp_pmap_agg): Change arg to PMAP. - (_stp_pmap_get_agg): Change arg to PMAP. - - * map-stat.c (_stp_pmap_new_hstat_linear): Use PMAP - instead of MAP. Fix allocations. - (_stp_pmap_new_hstat_log): Ditto. - - * pmap-gen.c Fix all functions to take or return PMAPS - instead of MAPS. - - * alloc.c: Remove everything except kmalloc_node(). - All runtime code now uses kmalloc() directly. - -2005-11-30 Martin Hunt <hunt@redhat.com> - - * io.c (_stp_exit): To prevent any possible interactions - with the probed function, just set a flag here. - -2005-11-28 Graydon Hoare <graydon@redhat.com> - - * stat-common.c (_stp_stat_print_histogram): Various formatting - corrections and aesthetic tweaks. - (__stp_stat_add): Correction to linear bucket underflow cases. - -2005-11-28 Martin Hunt <hunt@redhat.com> - - * alloc.c (__stp_valloc_percpu): Use same code for up and smp. - (_stp_per_cpu_ptr): New macro. - * user/alloc.c: Ditto. - * map.c: Use _stp_map_cpu_ptr(). - * map-stat.c: Ditto. - * pmap-gen.c: Ditto. - * runtime.h: Include alloc.c - * user/runtime.h: Ditto. - - * map.c (_stp_pmap_del): Use _stp_free_percpu() to - free pmaps. - - * map-stat.c (_stp_pmap_new_hstat_log): Fix typo. Call - _stp_pmap_new() instead of _stp_map_new(). - -2005-11-11 Martin Hunt <hunt@redhat.com> - - * map.h: Removed old API macros and prototypes. - -2005-11-10 Martin Hunt <hunt@redhat.com> - - * pmap-gen.c (_stp_pmap_get()): New function. Aggregates - the per-cpu map nodes into an aggregation map node. - - * map.c (_stp_new_agg): Return a struct map_node *. - (_stp_add_agg): If count is 0 when adding, - just set the stats. - -2005-11-10 Martin Hunt <hunt@redhat.com> - - * map.c: Doc updates. - (_stp_new_agg): - - * pmap-gen.c: Change a bunch of generated function names to - avoid conflicts with maps with the same key and value types. - -2005-11-10 Martin Hunt <hunt@redhat.com> - - * map.c (_stp_cmp): Use _stp_div64(). - -2005-11-09 Martin Hunt <hunt@redhat.com> - - * map.h: Remove HSTAT_LOG and HSTAT_LINEAR. - * map-gen.c: Fix comment. - * pmap-gen.c: Ditto. - -2005-11-09 Martin Hunt <hunt@redhat.com> - - * map.c (_stp_cmp): Patch to sort on stats. - (_stp_map_sort): Ditto. - (_stp_map_sortn): Ditto. - -2005-11-09 Martin Hunt <hunt@redhat.com> - - * map.c: Change order of includes. - -2005-11-09 Martin Hunt <hunt@redhat.com> - - * map.h (struct map_root): Delete fields - used by old API. - - * map.c: Remove old map API functions. - * map-stat.c (_stp_map_add_stat): Delete. - (_stp_pmap_new_hstat_linear): Move here from map.c. - (_stp_pmap_new_hstat_log): Ditto. - - * list.c: Deleted. - * map-keys.c: Deleted. - * map-values.c: Deleted. - * map-int.c: Deleted. - -2005-11-08 Martin Hunt <hunt@redhat.com> - - * alloc.c (__stp_valloc_percpu): Fix call to vmalloc_node. - (vmalloc_node): Remove nonworking code. - -2005-11-08 Martin Hunt <hunt@redhat.com> - - * map.c (_stp_map_init): New function. Extracted from _stp_map_new() - so it can be used in _stp_pmap_new(). - (_stp_map_new): Call _stp_map_init(). - (_stp_pmap_new): New function. - (_stp_pmap_new_hstat_linear): New function. - (_stp_pmap_new_hstat_log): New function. - (_stp_pmap_del): New function. - (_stp_pmap_printn_cpu): New function. - (_stp_pmap_printn): New function. - (_stp_new_agg): New function. - (_stp_add_agg): New function. - (_stp_pmap_agg): New function. - (_new_map_clear_node): New function. - - * map.h (struct map_root): Add Hist struct. Add copy - and cmp function pointers for pmaps. - - * stat.h: Remove Stat struct. Replace with Hist struct - that is limited to only histogram params. - * map-stat.c: Fix up references to histogram params in map_root. - * stat-common.c: Ditto. - * stat.c: Ditto. - - * pmap-gen.c: New file. Implements per-cpu maps. - - * map-gen.c: Minor bug fixes. Use new VAL_IS_ZERO() macro. - - * alloc.c (vmalloc_node): For NUMA, provide a vmalloc that - does node-local allocations. - (_stp_alloc_cpu): A version of _stp_alloc() that does - node-local allocations. - (_stp_valloc): A version of _stp_valloc() that does - node-local allocations. - (__stp_valloc_percpu): New function. Like alloc_percpu() - except uses _stp_valloc(). - (_stp_vfree_percpu): New function. Like free_percpu(). - -2005-11-04 Martin Hunt <hunt@redhat.com> - - * runtime.h: #include <linux/version.h>. - (init_module): Remove old ppc comment. - ifdef _stp_kta so it only gets set for x86 and x86_64. - -2005-10-31 Martin Hunt <hunt@redhat.com> - - * ALL: Cleanup copyrights. - -2005-10-28 Martin Hunt <hunt@redhat.com> - - * map-gen.c (MAP_GET_VAL): Use the _stp_get_*() functions. - (_stp_map_set_*): When setting to "", don't create - node if key not found. - (_stp_map_get_*): Use new MAP_GET_VAL. Return "" when - string lookups not found. - - * map.c (_stp_get_int64): Check args and return - 0 on bad args or wrong type. - (_stp_get_stat): Ditto. - (_stp_key_get_int64): Ditto. - (_stp_get_str): Check args and return - "bad type" on bad args or wrong type. - (_stp_key_get_str): Ditto. - (_new_map_set_str): If setting to "", delete node. - (_new_map_get_*): Delete. Use _stp_get_*(). - - -2005-10-26 Martin Hunt <hunt@redhat.com> - - * map-gen.c (KEY4CPY): Fix typo. - (KEYCPY): Add missing semicolon. - -2005-10-26 Martin Hunt <hunt@redhat.com> - - * map-gen.c: New file. - - * map.c (_new_map_create, _new_map_del_node, _new_map_del_node, - _new_map_set_int64, _new_map_set_str,_new_map_get_int64, - _new_map_get_str, _new_map_get_stat, _new_map_set_stat): - New internal functions for the new API. - - * map-int.c (__stp_map_set_int64): Modify to return an - error code. - * map-stat.c (_stp_map_add_stat): Ditto. - * map-str (_stp_map_set_str): Ditto. - - * Doxyfile: Remove predefines NEED_STRING_VALS, - NEED_STATS, NEED_INT64. - * map-keys.c: Ditto. - * list.c (_stp_list_new): Ditto. Also set map->list. - * map-values.c: Ditto. - -2005-10-19 Martin Hunt <hunt@redhat.com> - - * runtime.h (_stp_kallsyms_lookup_tabled): Only - compile this for systemtap. Runtime-only examples - don't need it. - -2005-10-19 Tom Zanussi <zanussi@us.ibm.com> - - * print.c (_stp_print_flush): Switch to binary TIMESTAMP. - -2005-10-14 Tom Zanussi <zanussi@us.ibm.com> - - PR 1455 - * string.c (_stp_sprintf): Restore overwritten NULL byte. - * print.c: Change STP_PRINT_BUF_LEN to correct size. - -2005-10-06 Frank Ch. Eigler <fche@elastic.org> - - PR 1332. - * sym.h: New file to declare explicit symbol table struct. - * runtime.h (_stp_kallsyms_lookup_tabled): Use it if available. - * sym.c (_stp_symbol_sprint): HAS_LOOKUP mooted. - -2005-09-30 Graydon Hoare <graydon@redhat.com> - - * loc2c-runtime.h (_put_user_asm): Fix bracket-matching. - -2005-09-23 Martin Hunt <hunt@redhat.com> - - * map.c (_stp_map_sortn): Call _stp_map_sort() - when n is 0. - -2005-09-23 Martin Hunt <hunt@redhat.com> - - * map.c (_stp_cmp): New comparison function for sorts. - (_stp_swap): New swap function for bubble sort. - (_stp_map_sortn): New function. - (_stp_map_sort): New function. - (_stp_map_printn): New function. - (_stp_map_print): Convert to a macro. - -2005-09-22 Martin Hunt <hunt@redhat.com> - - * regs.h: PPC64 version from - Ananth N Mavinakayanahalli <ananth@in.ibm.com> - - * runtime.h (init_module): Only initialize _stp_kta and - _stp_kallsyms_lookup on i386 and x86_64. Define HAS_LOOKUP. - - * sym.c (_stp_symbol_sprint): If HAS_LOOKUP is not - defined, just print address in hex. - - * current.c (_stp_ret_addr): Add ppc64 version. - (_stp_sprint_regs): PPC64 version from - Ananth N Mavinakayanahalli <ananth@in.ibm.com> - -2005-09-14 Martin Hunt <hunt@redhat.com> - - * map.c (_stp_map_clear): New function. CLears a map but - does not free it. - - * copy.c (__stp_strncpy_from_user): Add ppc64 support. - (_stp_strncpy_from_user): Call access_ok(). - (_stp_string_from_user): Ditto. - (_stp_copy_from_user): Ditto. - -2005-09-12 Martin Hunt <hunt@redhat.com> - - * io.c (ERR_STRING): Remove ansi codes. - (WARN_STRING): Ditto. - -2005-09-12 Martin Hunt <hunt@redhat.com> - - * arith.c (_stp_div64): Check for division by 0 or -1 first. - This simplifies things and removes the possibility of x86_64 - trying LLONG_MIN/-1 and faulting. - (_stp_mod64): Ditto. - -2005-09-10 Frank Ch. Eigler <fche@elastic.org> - - * arith.c: Add some comments explaining why the last change works. - -2005-09-09 Roland McGrath <roland@redhat.com> - - * loc2c-runtime.h [__powerpc__] (store_register): Add #undef. - -2005-09-09 Martin Hunt <hunt@redhat.com> - - * stat-common.c (_stp_stat_print_valtype): Use _stp_div64(). - * arith.c (_stp_div64): Check error before writing to it. - Remove check against 32-bit LONG_MIN and -1. That only - applies to 64-bit. - (_stp_mod64): Ditto. - -2005-09-08 Martin Hunt <hunt@redhat.com> - - * arith.c (_stp_div64): Check for overflow. - (_stp_mod64): Ditto. - -2005-09-08 Martin Hunt <hunt@redhat.com> - - * arith.c (_stp_div64): For 64-bit cpus, just use native - division. Otherwise call _div64(). - (_stp_mod64): Call _mod64() isf necessary. - (_div64): 64-bit division for 32-bit cpus. - (_mod64): 64-bit modulo for 32-bit cpus. - - * map-values.c (_stp_map_entry_exists): Remove unused var. - -2005-09-01 Martin Hunt <hunt@redhat.com> - - * stack.c (_stp_stack_sprint): Add a verbose arg - to pass along to underlying funcs. - -2005-08-31 Martin Hunt <hunt@redhat.com> - - * runtime.h (init_module): Include full prototype - info in function cast to satisfy stap. - - * sym.c (_stp_kallsyms_lookup): Moved to runtime.h. - * stack.c (_stp_kta): Moved to runtime.h. - * runtime.h (init_module): Initialize _stp_kallsyms_lookup - and _stp_kta. - * probes.c (_stp_lookup_name): Replaced by kallsyms_lookup_name(). - * list.c (_stp_copy_argv_from_user): ifdef this function - NEED_STRING_VALS. - -2005-08-30 Roland McGrath <roland@redhat.com> - - * loc2c-runtime.h (fetch_register, store_register): Rewritten to pass - REGS to dwarf_register_<N> as a macro argument. - [__i386__, __x86_64__]: Update dwarf_register_* macros. - [__i386__] (dwarf_register_4): Define special case for stack pointer. - -2005-08-29 Martin Hunt <hunt@redhat.com> - - * list.c (_stp_copy_argv_from_user): Move to here. - * copy.c (_stp_copy_argv_from_user): Delete. - * runtime.h: Always include copy.h. - -2005-08-25 Roland McGrath <roland@redhat.com> - - * loc2c-runtime.h (deref_string): Rewritten using deref. - -2005-08-24 Roland McGrath <roland@redhat.com> - - * loc2c-runtime.h (deref_string): New macro. - -2005-08-24 Martin Hunt <hunt@redhat.com> - - * io.c (_stp_vlog): Send warnings and errors to STP_OOB_DATA. - -2005-08-23 Martin Hunt <hunt@redhat.com> - - * runtime.h: Add a prototype for _stp_dbug(). - -2005-08-22 Martin Hunt <hunt@redhat.com> - - * runtime.h (kbug): New dbug macros that calls printk. - -2005-08-21 Frank Ch. Eigler <fche@redhat.com> - - * arith.c (*): Adapt to last_error context variable. - -2005-08-19 Frank Ch. Eigler <fche@elastic.org> - - * arith.c (_stp_random_pm): New function. - -2005-08-19 Martin Hunt <hunt@redhat.com> - - * print.c: Change ifdefs to STP_RELAYFS. - * runtime.h: Ditto. - * io.c (_stp_vlog): Call _stp_write instead of - _stp_ctrl_send. - * Makefile: Don't build stp-control. - * README.doc: Update. - * TODO: Update. - -2005-08-12 Graydon Hoare <graydon@redhat.com> - - * map-values.c (_stp_map_entry_exists): New function. - * map.h (_stp_map_entry_exists): Declare it. - -2005-08-12 Frank Ch. Eigler <fche@elastic.org> - - * arith.c: New file to contain arithmetic helper functions. - * builtin_functions.h: Remove, unused. - * runtime.h: Include it. - -2005-08-10 Roland McGrath <roland@redhat.com> - - * loc2c-runtime.h (store_bitfield): Fix argument use. - (store_deref): New macro (three flavors). - -2005-08-03 Martin Hunt <hunt@redhat.com> - - * io.c (_stp_vlog): Revert previous change for now. - * print.c (_stp_print_flush): Ditto. - -2005-08-03 Tom Zanussi <trz@us.ibm.com> - - * io.c (_stp_vlog): Remove call to _stp_print_flush(). - * print.c (_stp_print_flush): _stp_warn() on first - transport failure. - -2005-08-01 Martin Hunt <hunt@redhat.com> - - * io.c (_stp_vlog): Use _stp_pid instead os _stp_tport->pid. - * print.c (_stp_print_flush): Don't need _stp_tport. - *runtime.h (probe_start): Just call _stp_transport_init(). - (probe_exit): Just call _stp_transport_close(). - -2005-07-28 Graydon Hoare <graydon@redhat.com> - - * loc2c-runtime.h: New file from elfutils CVS. - -2005-07-20 Martin Hunt <hunt@redhat.com> - - * io.c (_stp_vlog): Don't count transport failures for - these messages. - -2005-07-19 Martin Hunt <hunt@redhat.com> - - * print.c (_stp_print_flush): Check return value and increment - transport failures. - -2005-07-14 Frank Ch. Eigler <fche@redhat.com> - - * builtin_functions.h (printk): Use explicit format string. - -2005-07-11 Graydon Hoare <graydon@redhat.com> - - * builtin_functions.h: New file. - -2005-07-10 Martin Hunt <hunt@redhat.com> - - * runtime.h (init_module): Fix return value. - -2005-07-08 Martin Hunt <hunt@redhat.com> - - * runtime.h: Move some common pieces of modules into this file. - Includes MODULE_LICENSE, cleanup_module and init_module. - - * print.c (_stp_print_flush): Rename "t" to "_stp_tport". - - * io.c (_stp_vlog): Ditto. - -2005-07-01 Martin Hunt <hunt@redhat.com> - - * string.c (_stp_string_init): CAll stp_error() on bad - init. - - * list.c (_stp_list_clear): Call _stp_warn(). - - * probes.c: Convert all _stp_log() calls to either stp_warn() or - dbug(). - - * print.c: Comment out dbug()s. - - * stat-common.c: Comment out dbug()s. - - * map.c (_stp_map_new): Call _stp_error() on a bad map type. - Comment out dbug()s. - - * map-stat.c (_stp_map_new_hstat_log): Call _stp_warn(). - (_stp_map_new_hstat_linear): Ditto. - - * map-int.c: Comment out dbug()s. - - * map-str.c: Comment out dbug()s. - - * map-keys.c: Use _stp_warn(). Comment out dbug()s. - - * alloc.c (_stp_alloc): Call _stp_error(). - (_stp_valloc): Ditto. - - * io.c (_stp_warn): New function. - (_stp_exit): New function. - (_stp_error): New function. - (_stp_dbug): New function. - - * runtime.h (dbug): Call _stp_dbug() if DEBUG is defined. - -2005-06-29 Martin Hunt <hunt@redhat.com> - - * map-values.c (_stp_map_add_int64): Fix docs. - * map-str.c: Fix some docs - * map.c: Ditto. - * map.doc: Ditto. - - * current.c (_stp_ret_addr_r): New function. - (_stp_probe_addr): New function. - (_stp_probe_addr_r): New function. - -2005-06-27 Martin Hunt <hunt@redhat.com> - - * Doxyfile (PREDEFINED): Added USE_RET_PROBES. - - * probes.c (_stp_register_kretprobes): New function. - (_stp_unregister_kretprobes): New function. - -2005-06-20 Tom Zanussi <zanussi@us.ibm.com> - - * print.c: Made relayfs _stp_print_flush() use sequence counter. - - * runtime.h: Added sequence counter, moved subbuf_size etc to probes. - -2005-06-18 Martin Hunt <hunt@redhat.com> - - * counter.c: New file. Counter aggregations. - - * stat.c: New file. Stat aggregations. - - * stat.h: Header file for stats. - - * map-int.c: New file. Support for int64 values. - - * map-stat.c: New file. Support for stat values. - - * map-str.c: New file. Support for string values. - - * map-values.c: Now just includes the necessary map-*.c files. - - * stat-common.c: New file. Stats stuff common to Stats and maps - containing stats. - - * Doxyfile: Bumped version to 0.6. - - * README: Renamed README.doc and reorganized. - - -2005-06-15 Martin Hunt <hunt@redhat.com> - - * current.c (_stp_ret_addr): Fix computation for i386. - -2005-06-14 Martin Hunt <hunt@redhat.com> - - * README: Removed old docs and replaced with simple build - instructions. - - * Makefile: New file. - - * probes/build: New file. - -2005-06-13 Martin Hunt <hunt@redhat.com> - - * print.c (next_fmt): Move this func to print.c. - -2005-06-02 Martin Hunt <hunt@redhat.com> - - * string.c (_stp_string_cat_cstr): Be sure result is - always terminated. - - * print.c (_stp_vprintf): Fix typo. - -2005-05-31 Martin Hunt <hunt@redhat.com> - - * map.c (_stp_map_print): Now takes a format string instead of a name. - - * map.h (foreach): Update macro. - - * string.c (_stp_string_cat_char): New function. Append a char - to a string. - - * map-keys.c: Don't forget to undef KEYSYM, ALLKEYS and ALLKEYSD. - -2005-05-26 Martin Hunt <hunt@redhat.com> - - * current.c (_stp_sprint_regs): Implement for i386. - - * sym.c (_stp_symbol_sprint): Check name before trying to - print it. - (_stp_symbol_print): Change to macro that calls _stp_symbol_sprint(). - -2005-05-18 Martin Hunt <hunt@redhat.com> - - * print.c: All functions except _stp_print_flush() are - now macros which use _stp_stdout. - - * string.c: Add _stp_stdout support. Data written to - _stp_stdout is automatically flushed when the print buffer - is full. - - * runtime.h: Always include string.c. - -2005-05-17 Martin Hunt <hunt@redhat.com> - - * map.c (needed_space): Use do_div(). - (_stp_map_print_histogram): Ditto. - (_stp_map_print): Ditto. - - * map-values.c (_stp_map_add_int64_stat): Use do_div() when - computing histogram bucket. - - * map-keys.c (_stp_map_key): Fix some warnings on 32-bit machines - by using key_data casts. - -2005-03-30 Martin Hunt <hunt@redhat.com> - - * scbuf.c: Make functions use per-cpu buffers as documented. - _stp_scbuf_clear(): Now returns a pointer to the buffer. |