[RndTbl] glibc locking and elision

[Robert Keizer]

TIL about Lock elision.

Thanks Paul!

http://lwn.net/Articles/534758/


On Tue, Mar 18, 2014 at 10:39 AM, Paul Sierks <psierks at sierkstech.net>wrote:

>  Hey all,
>
> Is there anyone else that has a proc with HLE and is having issues with
> glibc?
>
> The newer Haswells have this and for a while now teamviewer has been
> refusing to launch on my system. Then more recently I installed pgAdmin3
> and while it actually ran, there were actions that would set it off too.
> Turns out it was general protection fault, and a core dump seemed to show
> elision as the culprit.
>
> I've since rebuilt glibc x86_64 and the 32 bit libs without the
> enable-lock-elision flag which "fixes" the issue, but I'd like to know if
> anyone else has experienced this.
>
> -- Paul
>
> _______________________________________________
> Roundtable mailing list
> Roundtable at muug.mb.ca
> http://www.muug.mb.ca/mailman/listinfo/roundtable
>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://www.muug.mb.ca/pipermail/roundtable/attachments/20140318/3bc5cdf4/attachment.html>