[PATCH 1/1] man/man2/openat2.2: Document OPENAT2_REGULAR flag

[Dorjoy Chowdhury <dorjoychy111@gmail.com>]

Signed-off-by: Dorjoy Chowdhury <dorjoychy111@gmail.com>
---
 man/man2/openat2.2 | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/man/man2/openat2.2 b/man/man2/openat2.2
index f0770f3a0..42ebf22ea 100644
--- a/man/man2/openat2.2
+++ b/man/man2/openat2.2
@@ -133,6 +133,19 @@ argument,
 .BR openat2 ()
 returns an error if unknown or conflicting flags are specified in
 .IR how.flags .
+.IP
+.BR openat2 ()
+also supports the below additional flags:
+.RS
+.TP
+.BR OPENAT2_REGULAR " (since Linux 7.2)"
+Only open the file specified by
+.I path
+if it is a regular file. If it is not a regular file,
+.BR openat2 ()
+fails with the error
+.BR EFTYPE .
+.RE
 .TP
 .I mode
 This field specifies the
@@ -471,6 +484,12 @@ and an escape from the root during path resolution was detected.
 contains
 .BR RESOLVE_NO_XDEV ,
 and a path component crosses a mount point.
+.TP
+.B EFTYPE
+.I how.flags
+contains
+.BR OPENAT2_REGULAR
+flag and the path is not a regular file.
 .SH STANDARDS
 Linux.
 .SH HISTORY
-- 
2.53.0