From bdf470329749f89774b8fab9596285d478735d9c Mon Sep 17 00:00:00 2001
From: Michael Kerrisk <mtk.manpages@gmail.com>
Date: Wed, 18 Jul 2018 21:41:03 +0200
Subject: [PATCH] chroot.2: Mention /proc/[pid]/root

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
---
 man2/chroot.2 | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/man2/chroot.2 b/man2/chroot.2
index 345d3acd0..a9468e7bf 100644
--- a/man2/chroot.2
+++ b/man2/chroot.2
@@ -169,6 +169,12 @@ inherits its parent's root directory.
 The root directory is left unchanged by
 .BR execve (2).
 .PP
+The magic symbolic link,
+.IR /proc/[pid]/root ,
+can be used to discover a process's root directory; see
+.BR proc (5)
+for details.
+.PP
 FreeBSD has a stronger
 .BR jail ()
 system call.