[lxc-devel] [lxc/lxc] 270261: ovl_rsync: make sure to umount

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/lxc/lxc
  Commit: 270261b90e7dd801c6104690d6c762df8f95dc74
      https://github.com/lxc/lxc/commit/270261b90e7dd801c6104690d6c762df8f95dc74
  Author: Serge Hallyn <serge.hallyn at ubuntu.com>
  Date:   2015-09-21 (Mon, 21 Sep 2015)

  Changed paths:
    M src/lxc/bdev.c

  Log Message:
  -----------
  ovl_rsync: make sure to umount

Otherwise the kernel will umount when it gets around to it, but
that on lxc_destroy we may race with it and fail the rmdir of
the overmounted (BUSY) rootfs.

This makes lxc-test-snapshot pass for me again.

Signed-off-by: Serge Hallyn <serge.hallyn at ubuntu.com>
Acked-by: Stéphane Graber <stgraber at ubuntu.com>