Putting this in the mountinfo makes it non contractual, and purely available for the sake of helping out an administrator seeing blocking behavior.
Signed-off-by: Florian Margaine <[email protected]> --- fs/proc_namespace.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/fs/proc_namespace.c b/fs/proc_namespace.c index b5713fe..2b8e3dd 100644 --- a/fs/proc_namespace.c +++ b/fs/proc_namespace.c @@ -184,6 +184,8 @@ static int show_mountinfo(struct seq_file *m, struct vfsmount *mnt) goto out; if (sb->s_op->show_options) err = sb->s_op->show_options(m, mnt->mnt_root); + if (sb->s_writers.frozen) + seq_puts(m, " frozen"); seq_putc(m, '\n'); out: return err; -- 2.9.4
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