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mount: allow to dump and restore nested mount namespaces (v3)

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v2: another attempt to write readable code:)
v3: clean up
Signed-off-by: Andrey Vagin <avagin@openvz.org>
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
This commit is contained in:
Andrey Vagin
2014-04-21 18:23:21 +04:00
committed by Pavel Emelyanov
parent 3a291e33ff
commit 4067f4bb7e
3 changed files with 18 additions and 9 deletions
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2
namespaces.c
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@@ -182,7 +182,7 @@ static unsigned int generate_ns_id(int pid, unsigned int kid, struct ns_desc *nd
BUG_ON(current_ns_mask & nd->cflag);
pr_info("Will take %s namespace in the image\n", nd->str);
current_ns_mask |= nd->cflag;
} else {
} else if (nd->cflag & ~CLONE_SUBNS) {
pr_err("Can't dump nested %s namespace for %d\n",
nd->str, pid);
return 0;