systemd/1016-udev-warn-when-name_to_handle_at-is-not-implemented.patch

31 lines
1.1 KiB
Diff

Based on e6c474723dc66cd4765fd09453d6b48bd5905ba4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Zbigniew=20J=C4=99drzejewski-Szmek?= <zbyszek@in.waw.pl>
Date: Sun, 20 Apr 2014 13:57:26 -0400
Subject: [PATCH] udev: warn when name_to_handle_at is not implemented
We have a bunch of reports from people who have a custom kernel and
are confused why udev is not running. Issue a warning on
error. Barring an error in the code, the only error that is possible
is ENOSYS.
https://bugzilla.redhat.com/show_bug.cgi?id=1072966
---
src/libudev/libudev-monitor.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
--- src/libudev/libudev-monitor.c
+++ src/libudev/libudev-monitor.c 2014-05-12 00:00:00.000000000 +0000
@@ -115,8 +115,11 @@ static bool udev_has_devtmpfs(struct ude
int r;
r = name_to_handle_at(AT_FDCWD, "/dev", &h.handle, &mount_id, 0);
- if (r < 0)
+ if (r < 0) {
+ if (errno != EOPNOTSUPP)
+ udev_err(udev, "name_to_handle_at on /dev: %m\n");
return false;
+ }
f = fopen("/proc/self/mountinfo", "re");