This is the mail archive of the
systemtap@sourceware.org
mailing list for the systemtap project.
[Bug runtime/6504] change _stp_print_flush to avoid calling into kernel/relay.c
- From: "mhiramat at redhat dot com" <sourceware-bugzilla at sourceware dot org>
- To: systemtap at sources dot redhat dot com
- Date: 19 May 2008 20:28:26 -0000
- Subject: [Bug runtime/6504] change _stp_print_flush to avoid calling into kernel/relay.c
- References: <20080509195901.6504.fche@redhat.com>
- Reply-to: sourceware-bugzilla at sourceware dot org
------- Additional Comments From mhiramat at redhat dot com 2008-05-19 20:28 -------
(In reply to comment #2)
> This patch adds utt_switch_subbuf() (almost same as relay_switch_subbuf()) and
> an interval timer to avoid calling __mod_timer from probe handler.
Actually, I tried to fix this bug by just replacing timer with workqueue. However,
it was not safe because queue_delayed_work() used add_timer(), and queue_work()
used wake_up(). So it will cause another deadlock. That is why I decided to use
an interval timer.
--
http://sourceware.org/bugzilla/show_bug.cgi?id=6504
------- You are receiving this mail because: -------
You are the assignee for the bug, or are watching the assignee.