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-rw-r--r--usr.bin/su/su.110
1 files changed, 9 insertions, 1 deletions
diff --git a/usr.bin/su/su.1 b/usr.bin/su/su.1
index 472d5db..a3f2a29 100644
--- a/usr.bin/su/su.1
+++ b/usr.bin/su/su.1
@@ -41,7 +41,7 @@
.Sh SYNOPSIS
.Nm
.Op Fl
-.Op Fl flm
+.Op Fl flms
.Op Fl c Ar class
.Op Ar login Op Ar args
.Sh DESCRIPTION
@@ -122,6 +122,14 @@ and the caller's real uid is
non-zero,
.Nm
will fail.
+.It Fl s
+Set the MAC label to the user's default label as part of the user
+credential setup.
+Setting the MAC label may fail if the MAC label of the invoking process
+isn't sufficient to transition to the user's default MAC label.
+If the label cannot be set,
+.Nm
+will fail.
.It Fl c Ar class
Use the settings of the specified login class.
Only allowed for the super-user.
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