In tree since Jan 8th, no open bugs against it. Upstream deems it stable. It's a bit early, but I think it should be stabilized: it fixes a nasty bug with multithreaded machines.
Please do not CC maintainers directly. We have wranglers for this.
x86, amd64, please test and stable.
amd64 stable
x86 stable. Last arch, closing
*** Bug 456448 has been marked as a duplicate of this bug. ***