geom mirror now rebuilding on every reboot?

[Gleb Smirnoff]

  Michael,

On Sat, Aug 04, 2012 at 12:49:49PM -0400, Michael Butler wrote:
M> Something in -current and recently MFC'd to -stable is causing all of my
M> gmirror drives to rebuild on reboot :-(
M> 
M> Being remote and these being production machines, I suspect SVN r237929
M> and r237930 in -current and SVN r238500 to -stable but haven't yet been
M> able to prove it.

I'd appreciate if you test that and either confirm or disclaim that
r238500 introduces such regression. Thanks!

-- 
Totus tuus, Glebius.