Messages in this thread | | | Date | Wed, 28 Jan 2009 14:58:28 +0100 | Subject | Re: [PATCH] tracer for sys_open() - sreadahead | From | Frédéric Weisbecker <> |
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2009/1/28 Frank Ch. Eigler <fche@redhat.com>: > Frederic Weisbecker <fweisbec@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...
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