From 527375b2c71590d5235fbc1cd61e4d77f7a3a385 Mon Sep 17 00:00:00 2001 From: Ross Zwisler Date: Fri, 4 Sep 2020 10:12:03 -0600 Subject: [PATCH] mount.2, statfs.2: Add NOSYMFOLLOW flags to mount(2) and statfs(2) Signed-off-by: Ross Zwisler Signed-off-by: Michael Kerrisk --- man2/mount.2 | 10 ++++++++++ man2/statfs.2 | 4 ++++ 2 files changed, 14 insertions(+) diff --git a/man2/mount.2 b/man2/mount.2 index 4ff7be49c..dcc873e60 100644 --- a/man2/mount.2 +++ b/man2/mount.2 @@ -280,6 +280,16 @@ the flag to .BR open (2) was specified for all file opens to this filesystem). +.TP +.B MS_NOSYMFOLLOW +Do not follow symlinks when resolving paths. Symlinks can still be created, +and +.BR readlink (1), +.BR readlink (2), +.BR realpath (1) +and +.BR realpath (3) +all still work properly. .PP From Linux 2.4 onward, some of the above flags are settable on a per-mount basis, diff --git a/man2/statfs.2 b/man2/statfs.2 index 0fc537c14..d5edf2a50 100644 --- a/man2/statfs.2 +++ b/man2/statfs.2 @@ -206,6 +206,10 @@ Writes are synched to the filesystem immediately (see the description of .B O_SYNC in .BR open (2)). +.TP +.B ST_NOSYMFOLLOW +Symlinks are not followed when resolving paths; see +.BR mount (2). .PP Nobody knows what .I f_fsid