From 67075bb95f23233c49628a624cc6ba86c3462dcb Mon Sep 17 00:00:00 2001 From: Denis Vlasenko 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 -- cgit v1.2.3