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* Add support for memory allocation tracking.hunt2008-01-151-7/+13
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* 2007-07-02 Martin Hunt <hunt@redhat.com>hunt2007-07-021-1/+34
| | | | | | | | * 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().
* 2007-05-15 Martin Hunt <hunt@redhat.com>hunt2007-05-161-2/+2
| | | | | * vsprintf.c: Add comment about %p. * regs.c, stack*.c, sym.c: Fix %p calls.
* 2007-03-22 Frank Ch. Eigler <fche@elastic.org>fche2007-03-221-1/+3
| | | | | | | | | | | | | | | | | | | | | | | | PR 4224. * staptree.h (probe): Add privileged field. * elaborate.cxx, parse.cxx: Pass privileged flag to probes. * tapsets.cxx (dwarf_query): Add has_absolute field. (dwarf_derived_probe ctor): Tolerate it. (register_patterns): Expose it. (dwarf_builder::build): Implement it with no dwfl whatsoever. * NEWS: Document kernel.statement().absolute. * stapprobes.5.in: Ditto. 2007-03-22 Frank Ch. Eigler <fche@elastic.org> PR 4224. * systemtap.base/probefunc.exp: Use kernel.statement().absolute instead with grep-found schedule_tick address. * semko/thirtyseven.stp, thirtyeight.stp: New tests. * buildok/twentyeight.stp: New test. 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>hunt2007-03-211-53/+47
| | | | | | | | | | | * 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. * symbols.c (_stp_del_module): Add a call to _stp_module_relocate to clear its cache.
* 2007-03-20 Frank Ch. Eigler <fche@elastic.org>fche2007-03-211-15/+35
| | | | | | | | | | | | | | | | | | | | | | PR 4224. * tapsets.cxx (add_probe_point): Make kernel implicitly relocated relative to the _stext symbol. (dwarf_derived_probe ctor, emit_module_decls): Cooperate. (lookup_symbol_address): New function. (dwarf_builder::build): Call it thrice. (in_kprobes_function): Simplify. * session.h (systemtap_session): Rename cached symbol addresses. * translate.cxx, elaborate.cxx: Corresponding tweaks. 2007-03-20 Frank Ch. Eigler <fche@elastic.org> PR 4224. * sym.c (_stp_module_relocate): Support kernel relocations. 2007-03-20 Frank Ch. Eigler <fche@elastic.org> * symbols.c (_stp_do_symbols): Add cautionary blurb for important setup of _stp_modules[0]->text.
* 2007-03-18 Martin Hunt <hunt@redhat.com>hunt2007-03-191-1/+1
| | | | | * staprun.h (err): Define. * symbols.c (get_sections): More overflow checking.
* 2007-03-18 Martin Hunt <hunt@redhat.com>hunt2007-03-181-2/+2
| | | | | * stack.c, string.c, sym.c, transport/symbols.c: Fix some signed vs unsigned comparison warnings.
* 2007-01-31 Martin Hunt <hunt@redhat.com>hunt2007-01-311-37/+15
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * 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.
* * a question for huntfche2006-11-061-1/+1
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* New dynamic module and symbol handling code.hunt2006-11-021-21/+80
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* 2006-10-12 Martin Hunt <hunt@redhat.com>hunt2006-10-121-3/+22
| | | | | | | | | | | | | | | * 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.
* 2006-09-27 Martin Hunt <hunt@redhat.com>hunt2006-09-271-0/+44
| | | | | | | | | | * 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.
* 2006-05-24 Josh Stone <joshua.i.stone@intel.com>jistone2006-05-241-0/+32
| | | | | | | PR 2677 * sym.c (_stp_symbol_sprint_basic): New function that returns just the symbol name, and doesn't bother with String. * context.stp (probefunc): Use _stp_symbol_sprint_basic
* 2005-10-31 Martin Hunt <hunt@redhat.com>hunt2005-10-311-1/+11
| | | | * ALL: Cleanup copyrights.
* 2005-10-06 Frank Ch. Eigler <fche@elastic.org>fche2005-10-061-4/+0
| | | | | | | | | | | | | | | | | | PR 1332. * translate.cxx (emit_symbol_data): New function to transcribe a processed address->symbol lookup table, based upon /proc/kallsyms. 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. 2005-10-06 Frank Ch. Eigler <fche@elastic.org> PR 1132. * systemtap.samples/symbols.*: New test.
* 2005-09-22 Martin Hunt <hunt@redhat.com>hunt2005-09-221-1/+4
| | | | | | | | | | | | * 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>
* 2005-08-31 Martin Hunt <hunt@redhat.com>hunt2005-08-311-11/+0
| | | | | | | | * 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().
* 2005-05-26 Martin Hunt <hunt@redhat.com>hunt2005-05-261-20/+10
| | | | | | | | * 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().
* *** empty log message ***hunt2005-04-071-5/+5
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* Update to use relayfs.hunt2005-04-071-21/+27
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* *** empty log message ***hunt2005-03-291-0/+65
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