libmount: ensure child hangs around until we persisted namespace #2004
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When we create a new namespace in a child process to persist it we need to ensure that the child hangs around. During exit the child will drop all references to its namespaces and so by the time we call open we might already fail to open the namespace. Fix this. Signed-off-by: Christian Brauner (Microsoft) <brauner@kernel.org>
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When we create a new namespace in a child process to persist it we need to ensure that the child hangs around. During exit the child will drop all references to its namespaces and so by the time we call open we might already fail to open the namespace. Fix this.
Signed-off-by: Christian Brauner (Microsoft) brauner@kernel.org