ust.git
14 years agoremove USE_CLONE
Pierre-Marc Fournier [Tue, 9 Mar 2010 05:04:09 +0000 (00:04 -0500)] 
remove USE_CLONE

It was unused, and the code is starting to depend a lot on pthreads.

14 years agodon't destroy app communication server in main() destructor
Pierre-Marc Fournier [Tue, 9 Mar 2010 04:54:40 +0000 (23:54 -0500)] 
don't destroy app communication server in main() destructor

When doing this, it is likely the listener thread will still
be running and printing errors because its fd's have been closed.
Instead, do the destruction in the listener app and cleanly
shut it down with pthread_cancel().

14 years agochange benign WARN()s to DBG()s
Pierre-Marc Fournier [Tue, 9 Mar 2010 04:48:56 +0000 (23:48 -0500)] 
change benign WARN()s to DBG()s

14 years agoadd error handling for close() call
Pierre-Marc Fournier [Tue, 9 Mar 2010 04:48:20 +0000 (23:48 -0500)] 
add error handling for close() call

14 years agooption to see subbuffer size and count
Douglas Santos [Thu, 4 Mar 2010 18:30:54 +0000 (13:30 -0500)] 
option to see subbuffer size and count

14 years agoupdate TODO
Pierre-Marc Fournier [Thu, 4 Mar 2010 23:04:52 +0000 (18:04 -0500)] 
update TODO

14 years agotrace_matches: fix return value bug
Pierre-Marc Fournier [Thu, 4 Mar 2010 23:04:36 +0000 (18:04 -0500)] 
trace_matches: fix return value bug

14 years agoustd: destroy buffer struct after usage
Pierre-Marc Fournier [Thu, 4 Mar 2010 22:46:46 +0000 (17:46 -0500)] 
ustd: destroy buffer struct after usage

14 years agofix destruction to free all memory
Pierre-Marc Fournier [Thu, 4 Mar 2010 21:11:20 +0000 (16:11 -0500)] 
fix destruction to free all memory

14 years agokernelcompat: remove old definitions that are now unused
Pierre-Marc Fournier [Thu, 4 Mar 2010 17:14:06 +0000 (12:14 -0500)] 
kernelcompat: remove old definitions that are now unused

14 years agokmalloc, kfree, etc => malloc, free, etc
Pierre-Marc Fournier [Thu, 4 Mar 2010 16:59:08 +0000 (11:59 -0500)] 
kmalloc, kfree, etc => malloc, free, etc

14 years agoconvert to uatomic ops
Pierre-Marc Fournier [Thu, 4 Mar 2010 16:33:09 +0000 (11:33 -0500)] 
convert to uatomic ops

14 years agoupdate TODO
Pierre-Marc Fournier [Wed, 3 Mar 2010 21:06:41 +0000 (16:06 -0500)] 
update TODO

14 years agoremove rcu initialization as it is not needed with urcu-bp
Pierre-Marc Fournier [Wed, 3 Mar 2010 20:57:22 +0000 (15:57 -0500)] 
remove rcu initialization as it is not needed with urcu-bp

14 years agolibinterfork: put fork_info as non-pointer in interfork_clone_info
Pierre-Marc Fournier [Wed, 3 Mar 2010 20:55:21 +0000 (15:55 -0500)] 
libinterfork: put fork_info as non-pointer in interfork_clone_info

14 years agofix compilation problem on gcc 4.4
Pierre-Marc Fournier [Wed, 3 Mar 2010 20:54:06 +0000 (15:54 -0500)] 
fix compilation problem on gcc 4.4

14 years agoruntests: improve verbosity
Pierre-Marc Fournier [Wed, 3 Mar 2010 18:44:28 +0000 (13:44 -0500)] 
runtests: improve verbosity

14 years agoruntests run the real test-libmallocwrap/.libs/prog
Pierre-Marc Fournier [Wed, 3 Mar 2010 18:44:03 +0000 (13:44 -0500)] 
runtests run the real test-libmallocwrap/.libs/prog

14 years agotests: add test-libmallocwrap
Pierre-Marc Fournier [Tue, 2 Mar 2010 20:04:07 +0000 (15:04 -0500)] 
tests: add test-libmallocwrap

14 years agoFix -O3 / -finline-functions compilation
Pierre-Marc Fournier [Tue, 2 Mar 2010 19:13:22 +0000 (14:13 -0500)] 
Fix -O3 / -finline-functions compilation

Problems could happen because of function inlining, resulting in
two identical markers on the same line. This created symbols with
the same name. Now, conditionally define these symbols.

14 years agotests: add testsuite scripts
Pierre-Marc Fournier [Tue, 2 Mar 2010 05:50:05 +0000 (00:50 -0500)] 
tests: add testsuite scripts

14 years agotests: add test-nevents
Pierre-Marc Fournier [Tue, 2 Mar 2010 05:46:31 +0000 (00:46 -0500)] 
tests: add test-nevents

14 years agoFinal updates for release 0.3 v0.3
Pierre-Marc Fournier [Tue, 2 Mar 2010 03:22:55 +0000 (22:22 -0500)] 
Final updates for release 0.3

14 years agoupdate TODO
Pierre-Marc Fournier [Tue, 2 Mar 2010 00:49:59 +0000 (19:49 -0500)] 
update TODO

14 years agoupdate TODO
Pierre-Marc Fournier [Mon, 1 Mar 2010 23:04:28 +0000 (18:04 -0500)] 
update TODO

14 years agomove snprintf test suite to tests/snprintf/ and add test
Pierre-Marc Fournier [Mon, 1 Mar 2010 22:45:47 +0000 (17:45 -0500)] 
move snprintf test suite to tests/snprintf/ and add test

14 years agoust_safe_snprintf: add openbsd mbrtowc() function
Pierre-Marc Fournier [Mon, 1 Mar 2010 22:11:45 +0000 (17:11 -0500)] 
ust_safe_snprintf: add openbsd mbrtowc() function

The glibc one calls malloc, which we are trying to avoid.

14 years agoconvert ltt_nesting to a per_thread variable, and access it with volatile access
Pierre-Marc Fournier [Mon, 1 Mar 2010 21:19:38 +0000 (16:19 -0500)] 
convert ltt_nesting to a per_thread variable, and access it with volatile access

This fixes an ltt_nesting corruption bug.

14 years agoadd debug message when events are lost in a subbuffer, on buffer_end
Pierre-Marc Fournier [Mon, 1 Mar 2010 21:16:54 +0000 (16:16 -0500)] 
add debug message when events are lost in a subbuffer, on buffer_end

14 years agoupdate TODO
Pierre-Marc Fournier [Sat, 27 Feb 2010 17:39:57 +0000 (12:39 -0500)] 
update TODO

14 years agoustd: add details to debug message in crash recovery
Pierre-Marc Fournier [Sat, 27 Feb 2010 17:32:50 +0000 (12:32 -0500)] 
ustd: add details to debug message in crash recovery

14 years agousttrace: add nanoseconds to traceset directory name
Pierre-Marc Fournier [Sat, 27 Feb 2010 17:30:48 +0000 (12:30 -0500)] 
usttrace: add nanoseconds to traceset directory name

Without this, the test scripts may create two traces simultaneously,
resulting in two sets of traces in the same directory

14 years agousttrace: add option to print the location of the last recorded trace
Pierre-Marc Fournier [Sat, 27 Feb 2010 17:28:06 +0000 (12:28 -0500)] 
usttrace: add option to print the location of the last recorded trace

14 years agoustd: unwrite the subbuffer if the put() was unsuccessful and we are going to crash...
Pierre-Marc Fournier [Sat, 27 Feb 2010 17:21:36 +0000 (12:21 -0500)] 
ustd: unwrite the subbuffer if the put() was unsuccessful and we are going to crash-recover it

This prevents the subbuffer to be written twice and fixes a FIXME.

14 years agoust_fork(): close the ustcomm_app socket in the child on fork()
Pierre-Marc Fournier [Sat, 27 Feb 2010 17:12:59 +0000 (12:12 -0500)] 
ust_fork(): close the ustcomm_app socket in the child on fork()

This fixes a bug where the parent's connections remained jammed open.

14 years agoust_fork(): reset buffers_to_export to 0 when forking
Pierre-Marc Fournier [Sat, 27 Feb 2010 17:09:18 +0000 (12:09 -0500)] 
ust_fork(): reset buffers_to_export to 0 when forking

Fixes a bug where the child had a non-null initial value for buffers_to_export

14 years agoimprove keepalive by changing the location of the unconnected buffers counter
Pierre-Marc Fournier [Sat, 27 Feb 2010 17:06:04 +0000 (12:06 -0500)] 
improve keepalive by changing the location of the unconnected buffers counter

to a location that guarantees the buffer has been mapped by the daemon
Fixes a race.

14 years agoust_fork(): create listener after iniializing socket
Pierre-Marc Fournier [Sat, 27 Feb 2010 17:01:55 +0000 (12:01 -0500)] 
ust_fork(): create listener after iniializing socket

14 years agoust_fork(): prevent deadlock by forcing release of trace_lock after fork in child
Pierre-Marc Fournier [Sat, 27 Feb 2010 16:58:00 +0000 (11:58 -0500)] 
ust_fork(): prevent deadlock by forcing release of trace_lock after fork in child

14 years agoltt_vtrace: improve debug message
Pierre-Marc Fournier [Sat, 27 Feb 2010 16:53:00 +0000 (11:53 -0500)] 
ltt_vtrace: improve debug message

14 years agoustd: tell buffer name in some debug messages
Pierre-Marc Fournier [Fri, 26 Feb 2010 22:53:08 +0000 (17:53 -0500)] 
ustd: tell buffer name in some debug messages

14 years agofork: don't switch buffer when destroying trace in child
Pierre-Marc Fournier [Fri, 26 Feb 2010 22:46:23 +0000 (17:46 -0500)] 
fork: don't switch buffer when destroying trace in child

If we do switch the buffer, it switches the parent's buffer, because the both
process' buffers are still the same. This is undesirable. So we add a special
"drop" mode to ltt_trace_destroy.

14 years agoadd alloc-trace to usage()
Douglas Santos [Fri, 26 Feb 2010 14:23:13 +0000 (09:23 -0500)] 
add alloc-trace to usage()

14 years agoadd missing ust_snprintf.h
Pierre-Marc Fournier [Fri, 26 Feb 2010 05:30:07 +0000 (00:30 -0500)] 
add missing ust_snprintf.h

14 years agoupdate TODO
Pierre-Marc Fournier [Thu, 25 Feb 2010 23:00:51 +0000 (18:00 -0500)] 
update TODO

14 years agopowerof_two: make static
Pierre-Marc Fournier [Thu, 25 Feb 2010 22:55:59 +0000 (17:55 -0500)] 
powerof_two: make static

14 years agotake ltt_trace_lock during the full manipulation of the data struct
Pierre-Marc Fournier [Thu, 25 Feb 2010 22:53:39 +0000 (17:53 -0500)] 
take ltt_trace_lock during the full manipulation of the data struct

14 years agoustctl: cleanup arg handling
Pierre-Marc Fournier [Thu, 25 Feb 2010 03:11:38 +0000 (22:11 -0500)] 
ustctl: cleanup arg handling

14 years agomanual enhancements
Pierre-Marc Fournier [Thu, 25 Feb 2010 02:29:01 +0000 (21:29 -0500)] 
manual enhancements

14 years agoustd: improve error handling
Pierre-Marc Fournier [Thu, 25 Feb 2010 02:06:47 +0000 (21:06 -0500)] 
ustd: improve error handling

14 years agolibustcomm: add buffering mechanism to receive function
Pierre-Marc Fournier [Wed, 24 Feb 2010 20:25:04 +0000 (15:25 -0500)] 
libustcomm: add buffering mechanism to receive function

14 years agolibustcomm: fix warning
Pierre-Marc Fournier [Wed, 24 Feb 2010 20:24:12 +0000 (15:24 -0500)] 
libustcomm: fix warning

14 years agoupdate TODO
Pierre-Marc Fournier [Tue, 23 Feb 2010 23:59:01 +0000 (18:59 -0500)] 
update TODO

14 years agousttrace: remove old comment
Pierre-Marc Fournier [Tue, 23 Feb 2010 23:57:32 +0000 (18:57 -0500)] 
usttrace: remove old comment

14 years agoDon't call system() in the constructor path
Pierre-Marc Fournier [Tue, 23 Feb 2010 23:56:27 +0000 (18:56 -0500)] 
Don't call system() in the constructor path

This leads to an infinite process creation loop.

Instead of calling mkdir -p on the shell, add an mkdir -p function.

14 years agolibmallocwrap: give a name to the free event argument
Pierre-Marc Fournier [Tue, 23 Feb 2010 23:43:16 +0000 (18:43 -0500)] 
libmallocwrap: give a name to the free event argument

14 years agodisable ustctl --version until it is saner
Pierre-Marc Fournier [Tue, 23 Feb 2010 16:37:36 +0000 (11:37 -0500)] 
disable ustctl --version until it is saner

14 years agoadd options to set subbuf size and cnt
Douglas Santos [Mon, 22 Feb 2010 16:32:02 +0000 (11:32 -0500)] 
add options to set subbuf size and cnt

14 years agosnprintf: fix warning about non null argument
Pierre-Marc Fournier [Fri, 19 Feb 2010 22:27:29 +0000 (17:27 -0500)] 
snprintf: fix warning about non null argument

14 years agouse signal safe ust_safe_snprintf()
Pierre-Marc Fournier [Fri, 19 Feb 2010 20:46:52 +0000 (15:46 -0500)] 
use signal safe ust_safe_snprintf()

14 years agoupdate TODO and README
Pierre-Marc Fournier [Thu, 18 Feb 2010 18:09:40 +0000 (13:09 -0500)] 
update TODO and README

14 years agoFinal updates for release 0.2 v0.2
Pierre-Marc Fournier [Thu, 18 Feb 2010 16:57:32 +0000 (11:57 -0500)] 
Final updates for release 0.2

14 years agoChangeLog: update
Pierre-Marc Fournier [Thu, 18 Feb 2010 16:56:11 +0000 (11:56 -0500)] 
ChangeLog: update

14 years agostandardize error messages a bit
Pierre-Marc Fournier [Thu, 18 Feb 2010 15:06:02 +0000 (10:06 -0500)] 
standardize error messages a bit

14 years agoadd NOTFOUND reply for get_subbuf and put_subbuf commands
Pierre-Marc Fournier [Thu, 18 Feb 2010 15:02:04 +0000 (10:02 -0500)] 
add NOTFOUND reply for get_subbuf and put_subbuf commands

14 years agoustd: put_subbuf: handle case where ustcomm_send_request returns 0
Pierre-Marc Fournier [Thu, 18 Feb 2010 14:43:51 +0000 (09:43 -0500)] 
ustd: put_subbuf: handle case where ustcomm_send_request returns 0

This fixes a segfault

14 years agolibustcomm: fix invalid read of buffer
Pierre-Marc Fournier [Wed, 17 Feb 2010 17:21:32 +0000 (12:21 -0500)] 
libustcomm: fix invalid read of buffer

14 years agolibustcomm: fix segfault caused by incorrect initialization of buffer size
Pierre-Marc Fournier [Wed, 17 Feb 2010 17:21:01 +0000 (12:21 -0500)] 
libustcomm: fix segfault caused by incorrect initialization of buffer size

14 years agoupdate TODO
Pierre-Marc Fournier [Wed, 17 Feb 2010 17:20:37 +0000 (12:20 -0500)] 
update TODO

14 years agoadd TODO
Pierre-Marc Fournier [Mon, 15 Feb 2010 05:41:37 +0000 (00:41 -0500)] 
add TODO

14 years agoadd ChangeLog
Pierre-Marc Fournier [Mon, 15 Feb 2010 05:30:42 +0000 (00:30 -0500)] 
add ChangeLog

14 years agoustd: add FIXME
Pierre-Marc Fournier [Mon, 15 Feb 2010 05:28:03 +0000 (00:28 -0500)] 
ustd: add FIXME

14 years agoustd: use modulo value for first_subbuf
Pierre-Marc Fournier [Mon, 15 Feb 2010 05:21:17 +0000 (00:21 -0500)] 
ustd: use modulo value for first_subbuf

This prevented crash recovery when the buffer filled.

14 years agoDon't call the noop version of ltt_write_commit_counter
Pierre-Marc Fournier [Mon, 15 Feb 2010 05:20:06 +0000 (00:20 -0500)] 
Don't call the noop version of ltt_write_commit_counter

14 years agofix bug that always forced the consumed offset at 0
Pierre-Marc Fournier [Mon, 15 Feb 2010 05:17:05 +0000 (00:17 -0500)] 
fix bug that always forced the consumed offset at 0

Zero was always passed to ust_buffers_put_subbuf

14 years agoadd debugging messages on buffer switch
Pierre-Marc Fournier [Mon, 15 Feb 2010 05:16:04 +0000 (00:16 -0500)] 
add debugging messages on buffer switch

14 years agousttrace: add signal handler to prevent ustd from keeping running after usttrace...
Pierre-Marc Fournier [Fri, 12 Feb 2010 23:01:16 +0000 (18:01 -0500)] 
usttrace: add signal handler to prevent ustd from keeping running after usttrace is killed

14 years agoupdate to trace format 2.6
Pierre-Marc Fournier [Fri, 12 Feb 2010 18:19:00 +0000 (13:19 -0500)] 
update to trace format 2.6

14 years agomanual: add sections
Pierre-Marc Fournier [Fri, 12 Feb 2010 17:06:09 +0000 (12:06 -0500)] 
manual: add sections

- tracing programs not linked to libust
- viewing traces

14 years agoupdate TODO
Pierre-Marc Fournier [Fri, 12 Feb 2010 17:06:04 +0000 (12:06 -0500)] 
update TODO

14 years agofix usttrace -l
Pierre-Marc Fournier [Fri, 12 Feb 2010 15:06:14 +0000 (10:06 -0500)] 
fix usttrace -l

14 years agoupdate TODO
Pierre-Marc Fournier [Fri, 12 Feb 2010 15:06:07 +0000 (10:06 -0500)] 
update TODO

14 years agofix support for trace format 2.5
Pierre-Marc Fournier [Fri, 12 Feb 2010 00:21:04 +0000 (19:21 -0500)] 
fix support for trace format 2.5

14 years agorefactor/enhance libustcomm
Pierre-Marc Fournier [Wed, 10 Feb 2010 22:15:50 +0000 (17:15 -0500)] 
refactor/enhance libustcomm

- regroup sending and receiving code
- add \0 at end of messages
- add dynamic allocation of received message buffers
- remove message length limit

14 years agousterr.h: add DBG_raw() macro
Pierre-Marc Fournier [Wed, 10 Feb 2010 18:41:51 +0000 (13:41 -0500)] 
usterr.h: add DBG_raw() macro

14 years agofix bug in manual; argument order for ustctl in example
Pierre-Marc Fournier [Wed, 10 Feb 2010 18:41:00 +0000 (13:41 -0500)] 
fix bug in manual; argument order for ustctl in example

14 years agoport to trace format 2.5
Pierre-Marc Fournier [Mon, 8 Feb 2010 22:47:30 +0000 (17:47 -0500)] 
port to trace format 2.5

14 years agofix some errors and warnings in the porting
Pierre-Marc Fournier [Mon, 8 Feb 2010 21:50:41 +0000 (16:50 -0500)] 
fix some errors and warnings in the porting

14 years agoport to trace format 2.4
Pierre-Marc Fournier [Mon, 8 Feb 2010 20:54:14 +0000 (15:54 -0500)] 
port to trace format 2.4

14 years agoinitialize commit_seq
Pierre-Marc Fournier [Fri, 5 Feb 2010 20:26:59 +0000 (15:26 -0500)] 
initialize commit_seq

14 years agoPort changes from lttng-kt
Pierre-Marc Fournier [Fri, 5 Feb 2010 17:17:48 +0000 (12:17 -0500)] 
Port changes from lttng-kt

14 years agoquick and dirty fix for message maximum length bug
Pierre-Marc Fournier [Wed, 10 Feb 2010 20:11:24 +0000 (15:11 -0500)] 
quick and dirty fix for message maximum length bug

This happens when we do ustctl --list-markers.

A refactoring to fix this correctly is in progress.

14 years agoupdate TODO
Pierre-Marc Fournier [Tue, 9 Feb 2010 17:35:27 +0000 (12:35 -0500)] 
update TODO

14 years agoupdate TODO
Pierre-Marc Fournier [Fri, 5 Feb 2010 17:01:42 +0000 (12:01 -0500)] 
update TODO

14 years agoupdate todo
Pierre-Marc Fournier [Wed, 3 Feb 2010 19:43:27 +0000 (14:43 -0500)] 
update todo

14 years agoUpdate to liburcu 0.4.0 API
Pierre-Marc Fournier [Tue, 2 Feb 2010 21:40:46 +0000 (16:40 -0500)] 
Update to liburcu 0.4.0 API

14 years agobuffers.c: fix compilation issue
Pierre-Marc Fournier [Tue, 2 Feb 2010 19:42:38 +0000 (14:42 -0500)] 
buffers.c: fix compilation issue

14 years ago_SC_NPROCESSORS_ONLN -> _SC_NPROCESSORS_CONF
Pierre-Marc Fournier [Tue, 2 Feb 2010 02:43:03 +0000 (21:43 -0500)] 
_SC_NPROCESSORS_ONLN -> _SC_NPROCESSORS_CONF

14 years agoConvert buffering system to per-cpu
Pierre-Marc Fournier [Tue, 2 Feb 2010 02:12:40 +0000 (21:12 -0500)] 
Convert buffering system to per-cpu

The cpu count is fixed at trace allocation. If the current cpu
happens to be out of range, the event is put in the buffer of cpu0.

14 years agousterr.h: print function name
Pierre-Marc Fournier [Tue, 2 Feb 2010 01:25:43 +0000 (20:25 -0500)] 
usterr.h: print function name

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