This is the mail archive of the
systemtap@sourceware.org
mailing list for the systemtap project.
[Bug translator/6932] c->busy can be non-atomic.
- From: "mhiramat at redhat dot com" <sourceware-bugzilla at sourceware dot org>
- To: systemtap at sources dot redhat dot com
- Date: 3 Mar 2009 15:34:51 -0000
- Subject: [Bug translator/6932] c->busy can be non-atomic.
- References: <20081001203800.6932.mhiramat@redhat.com>
- Reply-to: sourceware-bugzilla at sourceware dot org
------- Additional Comments From mhiramat at redhat dot com 2009-03-03 15:34 -------
(In reply to comment #14)
> If we can't find any measurement that show a meaningful improvement
> due to this patch, I'd rather not take the risk that we're forgetting
> some barrier or other, and leave the code as is.
Sure, I agreed. I hope someone who has bigger SMP machine tests this patch and find
meaningful results.
BTW, I think we can check busy flags safely with smp_call_function.
--
http://sourceware.org/bugzilla/show_bug.cgi?id=6932
------- You are receiving this mail because: -------
You are the assignee for the bug, or are watching the assignee.