2009/1/28 Frank Ch. Eigler <f...@redhat.com>: > Frederic Weisbecker <fweis...@gmail.com> writes: > >> [...] >> Speaking about a global syscall tracer, I made a patch to trace only the >> syscalls >> with the function-graph-tracer. >> http://lkml.org/lkml/2008/12/30/267 This low-level part can easily >> be used by all tracers that would like to inspect syscalls. >> [...] >> Just a change is needed: Steven requested that the part inside >> syscall_trace_enter become a tracepoint, making it totally shareable >> between tracers and easy to turn on and off. > > Alternately, you could just rely on utrace's hooks. They were thought > out more fully with respect to parameter access, manipulation, and > programmatic control befitting even a debugger. > > > - FChE >
I don't know much it. But I will soon have some time to look at your patch which uses ftrace from utrace. Anyway, are there some plans about utrace to be merged? Unless I couldn't be able to use it...