From 1a5adccc696cc66ab0460e8af1402e76d9d4a517 Mon Sep 17 00:00:00 2001
From: Michael Kerrisk <mtk.manpages@gmail.com>
Date: Mon, 23 Sep 2019 22:10:38 +0200
Subject: [PATCH] pidfd_open.2: Add some missing errors

Reported-by: Florian Weimer <fw@deneb.enyo.de>
Reported-by: Christian Brauner <christian.brauner@ubuntu.com>
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
---
 man2/pidfd_open.2 | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/man2/pidfd_open.2 b/man2/pidfd_open.2
index 887aa769d..9443f3baf 100644
--- a/man2/pidfd_open.2
+++ b/man2/pidfd_open.2
@@ -61,6 +61,22 @@ is not 0.
 .I pid
 is not valid.
 .TP
+.B EMFILE
+The per-process limit on the number of open file descriptors has been reached
+(see the description of
+.BR RLIMIT_NOFILE
+in
+.BR getrlimit (2)).
+.TP
+.B ENFILE
+The system-wide limit on the total number of open files has been reached.
+.TP
+.B ENODEV
+The anonymous inode filesystem is not available in this kernel.
+.TP
+.B ENOMEM
+Insufficient kernel memory was available.
+.TP
 .B ESRCH
 The process specified by
 .I pid