[Bug runtime/6504] change _stp_print_flush to avoid calling into kernel/relay.c
mhiramat at redhat dot com
sourceware-bugzilla@sourceware.org
Mon May 12 19:39:00 GMT 2008
------- Additional Comments From mhiramat at redhat dot com 2008-05-09 21:03 -------
(In reply to comment #0)
> I'm told lttng uses more conservative code (setting a
> flag; having a separate worker/timer thread manage data copying, or
> something like that).
AFAIK, it has a separate interval timer which just wakes reader process
up, not copying data.
I think we can do similar thing by replacing relay_reserve/relay_flush with
original utt functions which do not call __mod_timer nor relay_switch_subbuf.
--
http://sourceware.org/bugzilla/show_bug.cgi?id=6504
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