[sheepdog] [PATCH v3 07/13] recovery: don't assume old_epoch is sys->eopch - 1

[MORITA Kazutaka]

At Mon, 27 May 2013 19:36:10 +0800,
Liu Yuan wrote:
> 
> When md or reweight recovery happens, old_epoch == sys->epoch

Only when md?

Thanks,

Kazutaka