From dcc3b1fc2ed53b8b8e7636638ce905187089e9d5 Mon Sep 17 00:00:00 2001 From: Karel Zak Date: Thu, 17 Mar 2016 12:19:31 +0100 Subject: umount: add man page note that --force is not perfect Signed-off-by: Karel Zak --- sys-utils/umount.8 | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'sys-utils/umount.8') diff --git a/sys-utils/umount.8 b/sys-utils/umount.8 index 8236ecddb..2155f2ba5 100644 --- a/sys-utils/umount.8 +++ b/sys-utils/umount.8 @@ -94,6 +94,10 @@ option. .BR \-f , " \-\-force" Force an unmount (in case of an unreachable NFS system). (Requires kernel 2.1.116 or later.) + +Note that this option does not guarantee that umount command does not hang. +It's strongly recommended to use absolute paths without symlinks to avoid +unwanted readlink and stat syscalls on unreachable NFS in umount. .TP .BR \-i , " \-\-internal\-only" Do not call the \fB/sbin/umount.\fIfilesystem\fR helper even if it exists. -- cgit v1.2.3-55-g7522