./
* stapfuncs.5.in: Document new gettimeofday_ns.
runtime/
* 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.
tapset/
* timestamp.stp (gettimeofday_ns): New function
(gettimeofday_us, gettimeofday_ms, gettimeofday_s):
Use gettimeofday_ns as the base unit.
lket_trace.stp,process.stp,register_event.stp:
Be sync with the runtime printing changes made by Martin
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.
* 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.
* stpd.c (usage): Remove "-m" option.
(main): Print warning if "-m" is used.
* librelay.c (merge_output): Rewrite to handle
new format that support binary.
(stp_main_loop): Read merge option from the
transport info message.
* 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.
tapset/nfsd.stp, tapset/nfs_proc.stp, tapset/nfs.stp:
Change NFS file identifier. Change NFS version data type
from String to INT. Add version variable to nfs_open
and nfs_release.
LKET/iosyscall.stp:
change log_iosyscall_sync() be sync with different timing methods.
LKET/utils.stp:
add reset_maxaction() since there are too many functions called inside "probe begin".
LKET/nfsd.stp, LKET/nfs_proc.stp, LKET/nfs.stp:
New trace hooks for NFS, including both NFS client and server side activities.
LKET/register_event.stp:
Add the register event calls for NFS trace hooks.
* elaborate.h (struct derived_probe): Replace emit_registrations()
function with emit_registrations_start() and
emit_registrations_end().
(struct derived_probe_group): Added emit_module_init().
(struct derived_probe_group_container): Added emit_module_init(),
emit_module_init_call(), and emit_module_exit().
* elaborate.cxx (struct alias_derived_probe): Updated
emit_regitrations calls.
* translate.cxx (emit_module_init): Instead of actually emitting
per-probe-point registrations/unregistrations, let the session's
derived_probe_group_container do it.
* tapsets.cxx (emit_probe_timing): New function that handles
probe timing code.
(be_derived_probe::emit_registrations_start): Renamed from
emit_registrations.
(be_derived_probe_group::emit_module_init): New function that
outputs probes create and destroy functions.
(dwarf_derived_probe::emit_registrations): Removed, but most code
moved to emit_registrations_start().
(dwarf_derived_probe::emit_registrations_start): Handles details
of multiple dwarf probe registrations.
(dwarf_derived_probe::emit_registrations_end): Handles cleanup
details of multiple dwarf probe registrations.
(dwarf_derived_probe_group::emit_module_init): New function that
outputs probes create and destroy functions.
(timer_derived_probe::emit_registrations_start): Renamed from
emit_registrations. Added mutiple probe handling.
(timer_derived_probe::emit_registrations_end): Handles cleanup
details of multiple probe registrations.
(timer_derived_probe_group::emit_module_init): New function that
outputs probes create and destroy functions.
(profile_derived_probe::emit_registrations_start): Renamed from
emit_registrations. Added mutiple probe handling.
(profile_derived_probe::emit_registrations_end): Handles cleanup
details of multiple probe registrations.
(profile_derived_probe_group::emit_module_init): New function that
outputs probes create and destroy functions.
(mark_derived_probe::emit_registrations_start): Renamed from
emit_registrations. Added mutiple probe handling.
(mark_derived_probe::emit_registrations_end): Handles cleanup
details of multiple probe registrations.
(mark_derived_probe_group::emit_module_init): New function that
outputs probes create and destroy functions.
(hrtimer_derived_probe::emit_registrations_start): Renamed from
emit_registrations. Added mutiple probe handling.
(hrtimer_derived_probe::emit_registrations_end): Dummy function.
(hrtimer_derived_probe_group::emit_module_init): New function that
outputs probes create and destroy functions.
(derived_probe_group_container::emit_module_init): Added function
to call all probe group's emit_module_int functions.
(derived_probe_group_container::emit_module_init_call): Added
function to handle probe group initialization cleanup.
(derived_probe_group_container::emit_module_exit): Added
function to handle probe group cleanup.
Add basic support for initialized globals.
* parse.cxx (parse_global): Parse initialization clause, implement
by rewriting to "probe begin { var = value }".
* parse.h: Corresponding changes.
* stap.1.in: Document optional initialization.
2006-09-06 Frank Ch. Eigler <fche@elastic.org>
* parseok/eighteen.stp, semok/twentythree.stp: New files for
testing initialized globals.
Improve unresolved target-symbol error messages.
* staptree.h (target_symbol): Add new field saved_conversion_error.
* elaborate.cxx (typeresolution_info::visit_target_symbol): Throw
that if found instead of generic error.
* tapsets.cxx (t_v_f_c_v::visit_target_symbol): Set it.
dsmith [Mon, 28 Aug 2006 17:59:50 +0000 (17:59 +0000)]
2006-08-28 David Smith <dsmith@redhat.com>
* translate.cxx: Added inclusion of session.h.
(translate_pass): Instead of asking each probe to emit itself, we
ask the session's probes member variable to emit all the probes.
* tapsets.cxx: Added inclusion of session.h. Added a
register_probe member function to all derived_probe based
classes. Added a derived_probe_group derived class for all probe
types:
(be_derived_probe_group): New class.
(never_derived_probe_group): New class.
(dwarf_derived_probe_group): New class.
(timer_derived_probe_group): New class.
(profile_derived_probe_group): New class.
(mark_derived_probe_group): New class.
(hrtimer_derived_probe_group): New class
(derived_probe_group_container): New class.
* elaborate.h: Removed inclusion of session.h since session.h now
includes elaborate.h.
(derived_probe): Added register_probe member function.
(derived_probe_group): Added class definition. This is the base
class of all of the derived probe groups - dwarf, timer, etc.
(derived_probe_group_container): Added class definition. An
instance of this class will be stored in the session and contain
all the other probe groups.
* elaborate.cxx (derived_probe_group::register_probe): Added
derived_probe_group::register_probe stubs.
(alias_derived_probe::register_probe): Added register_probe member
function.
(semantic_pass_symbols): After deriving a probe, the probes now
register themselves with the session.
* session.h: Includes elaborate.h to get
derived_probe_group_container definition. systemtap_session class
'probes' member variable switched from a vector of derived probes
to a derived_probe_group_container.
* buildrun.cxx: Added inclusion of session.h since it was removed
from elaborate.h.
* main.cxx: Added inclusion of session.h since it was removed
from elaborate.h.
* parse.h: Added forward struct declarations.
* staptree.h: Removed inclusion of session.h.
jistone [Wed, 23 Aug 2006 20:54:03 +0000 (20:54 +0000)]
2006-08-23 Josh Stone <joshua.i.stone@intel.com>
PR 3093
From Eugeniy Meshcheryakov <eugen@debian.org>:
* main.cxx (main): Use setenv instead of putenv, since gcc 4.2
doesn't like assigning string constants to char*. Also use
const char* for result from getenv.
* tapsets.cxx (dwflpp::setup): Copy string constant into a
local array, to fix gcc 4.2 warning.
guanglei [Wed, 23 Aug 2006 09:05:29 +0000 (09:05 +0000)]
vfs.stp:
New tapset from Thomas Zanussi(trz@us.ibm.com) to probe vfs layer activities.
nfs.stp:
New tapset from Li Xuepeng(xuepengl@cn.ibm.com) to probe nfs file operations
and nfs address space operations on client side.
nfs_proc.stp:
New tapset from Li Xuepeng to probe some nfs RPC procedure stub functions
on client side.
nfsd.stp:
New tapset from Li Xuepeng to probe nfs server side activities, including
some RPC procedure stub functions, nfsd dispatch routine, and nfsd_* functions
jistone [Tue, 22 Aug 2006 20:55:59 +0000 (20:55 +0000)]
2006-08-22 Josh Stone <joshua.i.stone@intel.com>
PR 3094
From Eugeniy Meshcheryakov <eugen@debian.org>:
* stap.1.in: In groff, '-' produces a Unicode hyphen. Use '\-'
where a plain-old minus sign is desired, e.g., code examples.
* lket.5.in, stapex.5.in, stapfuncs.5.in, stapprobes.5.in: ditto
hunt [Mon, 21 Aug 2006 15:37:08 +0000 (15:37 +0000)]
2006-08-21 Martin Hunt <hunt@redhat.com>
* lib/stap_run.exp: Check for existence of installtest_p
before running it. This reenables running individual tests
with runtest.
* lib/stap_run2.exp: Ditto.
* lib/stap_run_binary.exp: Ditto.
jistone [Thu, 17 Aug 2006 16:09:21 +0000 (16:09 +0000)]
2006-08-17 Josh Stone <joshua.i.stone@intel.com>
* signal.stp: Changes on behalf of Manoj S Pattabhiraman:
1. As per the suggestions, i have removed the argstr from the
probe points.
2. Added some checks to find whether the signals generated are
USER or Kernel Mode in signal_handle probe.
dsmith [Mon, 14 Aug 2006 21:09:21 +0000 (21:09 +0000)]
2006-08-14 David Smith <dsmith@redhat.com>
* elaborate.cxx (semantic_pass): Calls semantic_pass_optimize1()
and semantic_pass_optimize2().
(visit_functioncall): Removed setting relaxed_p since
semantic_pass_opt5 does it.
(semantic_pass_opt5): Goes ahead and removes duplicate functions
since semantic_pass_opt1() won't be run again.
(semantic_pass_optimize1): Renamed from semantic_pass_optimize().
Moved semantic_pass_opt5() to semantic_pass_optimize2().
(semantic_pass_optimize2): New function that contains optimization
passes that need to be done after type inference.
fche [Sat, 12 Aug 2006 05:13:09 +0000 (05:13 +0000)]
2006-08-12 Frank Ch. Eigler <fche@elastic.org>
* configure.ac, Makefile.am: Descend into testsuite/
directory. Remove local test logic.
* configure, Makefile.in: Regenerated.
* runtest.sh: Not yet removed.
* HACKING: Update for new testsuite layout.
2006-08-12 Frank Ch. Eigler <fche@elastic.org>
* all: Reorganized old pass-1..4 tests one dejagnu bucket.
Moved over old pass-5 tests, except for disabled syscalls tests.
* Makefile (installcheck): New target for running pass-1..5
tests against installed systemtap.
dsmith [Thu, 10 Aug 2006 19:19:05 +0000 (19:19 +0000)]
2006-08-10 David Smith <dsmith@redhat.com>
* elaborate.cxx (duplicate_function_remover): Added class.
(get_functionsig): Added function.
(semantic_pass_opt5): New function merges duplicate identical
functions into one function.
(semantic_pass_optimize): Calls semantic_pass_opt5.
* translate.cxx (c_unparser::emit_probe): Changed to merge
duplicate probes bodies by making the duplicate probe just call
the original probe (BZ# 2421).
jistone [Thu, 10 Aug 2006 00:40:08 +0000 (00:40 +0000)]
2006-08-09 Josh Stone <joshua.i.stone@intel.com>
* tapset/signal.stp: Create a new tapset that addresses process signals.
Much of this was contributed by Manoj Pattabhiraman (IBM).
* tapset/process.stp: Remove aliases that now belong in signal tapset
* examples/small_demos/proc_snoop.stp,
testsuite/buildok/process_test.stp: Rename process.signal_* to
new signal.* tapset.