[PATCH 2/4] vinyl: fix lost key on dump completion

[Vladimir Davydov]

On Tue, May 15, 2018 at 10:20:43PM +0300, Konstantin Osipov wrote:
> * Vladimir Davydov <vdavydov.dev at gmail.com> [18/05/15 17:10]:
> 
> I rebased the patch to 1.9, added a comment and pushed the patch.
> 
> Once again, a separate unit test for this edge case would be
> greatly appreciated.

It's rather tricky to write a unit test for this as vy_scheduler depends
on a lot of things. However, this bug is triggered in ~90% cases by
vinyl/select_consistency functional test after the last patch in the
series is applied (and this one is reverted, apparently).

Thanks.