From f9f75be088d35c1208c1bd5700971d708ffd7286 Mon Sep 17 00:00:00 2001 From: Michael Kerrisk Date: Thu, 19 Aug 2021 00:21:32 +0200 Subject: [PATCH] user_namespaces.7: Add a definition of "global root" Reported-by: Eric W. Biederman Signed-off-by: Michael Kerrisk --- man7/user_namespaces.7 | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/man7/user_namespaces.7 b/man7/user_namespaces.7 index f8224bdda..9e1e9642c 100644 --- a/man7/user_namespaces.7 +++ b/man7/user_namespaces.7 @@ -1045,6 +1045,12 @@ to gain more privilege than the root user of a user namespace has. .\" .\" ============================================================ .\" +.SS Global root +The term "global root" is sometimes used as a shorthand for +user ID 0 in the initial user namespace. +.\" +.\" ============================================================ +.\" .SS Availability Use of user namespaces requires a kernel that is configured with the .B CONFIG_USER_NS