namespaces.7: User namespace ID mappings can be defined via any member process's map

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>

diff --git a/man7/namespaces.7 b/man7/namespaces.7
index ef9e0071c8664ca08235d949e1d8498f5a618114..684a61d020af42970dcbcf4fa3e07d717eed1db4 100644 (file)
--- a/man7/namespaces.7
+++ b/man7/namespaces.7
@@ -617,9 +617,14 @@ user namespaces.
 .PP
 After the creation of a new user namespace, the
 .I uid_map
-file may be written to exactly once to specify
-the mapping of user IDs in the new user namespace.
-(An attempt to write more than once to the file fails with the error
+file of
+.I one
+of the process in the namespace may be written to 
+.I once
+to define the mapping of user IDs in the new user namespace.
+(An attempt to write more than once to a
+.I uid_map
+file in a user namespace fails with the error
 .BR EPERM .)
 
 The lines written to