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-rw-r--r--man2/setfsuid.214
1 files changed, 7 insertions, 7 deletions
diff --git a/man2/setfsuid.2 b/man2/setfsuid.2
index 56964b0..cd55bc3 100644
--- a/man2/setfsuid.2
+++ b/man2/setfsuid.2
@@ -9,7 +9,7 @@
.\" Modified, 27 May 2004, Michael Kerrisk <mtk.manpages@gmail.com>
.\" Added notes on capability requirements
.\"
-.TH setfsuid 2 2023-03-30 "Linux man-pages 6.05.01"
+.TH setfsuid 2 2023-10-31 "Linux man-pages 6.7"
.SH NAME
setfsuid \- set user identity used for filesystem checks
.SH LIBRARY
@@ -18,7 +18,7 @@ Standard C library
.SH SYNOPSIS
.nf
.B #include <sys/fsuid.h>
-.PP
+.P
.BI "[[deprecated]] int setfsuid(uid_t " fsuid );
.fi
.SH DESCRIPTION
@@ -28,7 +28,7 @@ for permissions checking when accessing filesystem objects,
while the effective user ID is used for various other kinds
of permissions checks (see
.BR credentials (7)).
-.PP
+.P
Normally, the value of the process's filesystem user ID
is the same as the value of its effective user ID.
This is so, because whenever a process's effective user ID is changed,
@@ -39,7 +39,7 @@ from its effective user ID by using
.BR setfsuid ()
to change its filesystem user ID to the value given in
.IR fsuid .
-.PP
+.P
Explicit calls to
.BR setfsuid ()
and
@@ -50,7 +50,7 @@ corresponding change in the real and effective user and group IDs.
A change in the normal user IDs for a program such as the NFS server
is (was) a security hole that can expose it to unwanted signals.
(However, this issue is historical; see below.)
-.PP
+.P
.BR setfsuid ()
will succeed only if the caller is the superuser or if
.I fsuid
@@ -65,7 +65,7 @@ Linux.
Linux 1.2.
.\" Linux 1.1.44
.\" and in libc since libc 4.7.6.
-.PP
+.P
At the time when this system call was introduced, one process
could send a signal to another process with the same effective user ID.
This meant that if a privileged process changed its effective user ID
@@ -84,7 +84,7 @@ Thus,
is nowadays unneeded and should be avoided in new applications
(likewise for
.BR setfsgid (2)).
-.PP
+.P
The original Linux
.BR setfsuid ()
system call supported only 16-bit user IDs.