Without this stopping the pool in *_set_caps() is useless. S_FMT will still fail with EBUSY. https://bugzilla.gnome.org/show_bug.cgi?id=699835
Without this stopping the pool in *_set_caps() is useless. S_FMT will still fail with EBUSY. https://bugzilla.gnome.org/show_bug.cgi?id=699835