From 67075bb95f23233c49628a624cc6ba86c3462dcb Mon Sep 17 00:00:00 2001
From: Denis Vlasenko <vda.linux@googlemail.com>
Date: Sun, 6 Jul 2008 17:00:49 +0000
Subject: mdev: reinstate "follow symlinks" flag, this time with explanation
---
util-linux/mdev.c | 11 +++++++----
1 file changed, 7 insertions(+), 4 deletions(-)
diff --git a/util-linux/mdev.c b/util-linux/mdev.c
index 9c4938a70..a4c0520ac 100644
--- a/util-linux/mdev.c
+++ b/util-linux/mdev.c
@@ -420,14 +420,17 @@ int mdev_main(int argc, char **argv)
root_major = major(st.st_dev);
root_minor = minor(st.st_dev);
+ /* ACTION_FOLLOWLINKS is needed since in newer kernels
+ * /sys/block/loop* (for example) are symlinks to dirs,
+ * not real directories.
+ * (kernel's CONFIG_SYSFS_DEPRECATED makes them real dirs,
+ * but we can't enforce that on users) */
recursive_action("/sys/block",
- ACTION_RECURSE /* no ACTION_FOLLOWLINKS! */,
+ ACTION_RECURSE | ACTION_FOLLOWLINKS,
fileAction, dirAction, temp, 0);
-
recursive_action("/sys/class",
- ACTION_RECURSE /* no ACTION_FOLLOWLINKS! */,
+ ACTION_RECURSE | ACTION_FOLLOWLINKS,
fileAction, dirAction, temp, 0);
-
} else {
/* Hotplug:
* env ACTION=... DEVPATH=... mdev
--
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