X-Git-Url: http://git.lttng.org/?p=ust.git;a=blobdiff_plain;f=TODO;h=536502f2ff07626f0d086ddff38924e3e5348bc4;hp=30628bbcfcf66106ebf0f6c7d1fe6c267c29c729;hb=HEAD;hpb=b641677882850cb0359687fcb40ecac557512502 diff --git a/TODO b/TODO index 30628bb..536502f 100644 --- a/TODO +++ b/TODO @@ -1,8 +1,12 @@ +- remove libustconsumers dependency on libustsnprintf (usterr_signal_safe.h) - correctly destroy buffers at trace destroy - add multi-threaded test program +- add dlopen() based test program +- add automatic valgrind test of libust - fix FIXME's in the code - support multiple simultaneous traces - add compilation tests +- fix the case where a lib is unloaded while markers are being connected with the auto probe connector. the marker mutex needs to be held to prevend the lib from being unloaded at that time. also, the library unregister function in marker.c should remove the markers from the hash table and call synchronize_rcu before returning - add option to usttrace to select subbuffer size/count - add option to see subbuffer size and count (need to test it) - performance testing tool (in progress by Douglas Santos) @@ -16,7 +20,7 @@ - save_registers: save them only when the marker is active (complicated because we need to know their value at the address that is put in struct marker) - make streaming work, including periodical flush - make a system (signal-based?) that allow the listener thread to not be started initially -- ustd should work as a pool of threads +- ust-consumerd should work as a pool of threads - support more than one marker with the same channel and name on the same line? - make a mode where the listener thread can poll buffers to check if they are ready to be collected This is to guarantee there will never be a system call in the tracing path. Currently there is a system