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mount: build tree of mounts before dumping them

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When CRIU wants to dump content, it checks that nothing is overmounted.
The list of children for such mounts must be empty, but these lists are
filled during constructing a tree of mounts.

Signed-off-by: Andrey Vagin <avagin@openvz.org>
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
This commit is contained in:
Andrey Vagin
2013-08-01 16:44:38 +04:00
committed by Pavel Emelyanov
parent d8cf988ab9
commit 2d631b4562
1 changed files with 3 additions and 0 deletions
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3
mount.c
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@@ -469,6 +469,9 @@ int dump_mnt_ns(int ns_pid, struct cr_fdset *fdset)
return -1; return -1;
} }
if (mnt_build_tree(pm) == NULL)
return -1;
if (validate_shared(mntinfo)) { if (validate_shared(mntinfo)) {
pr_err("Can't proceed %d's mountinfo\n", ns_pid); pr_err("Can't proceed %d's mountinfo\n", ns_pid);
return -1; return -1;