From ca7a8156029b94f9fe0e9d78a2502c0b0db98567 Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@openwrt.org>
Date: Sat, 5 May 2007 18:33:18 +0000
Subject: use hotplug2 for serializing hotplug events on 2.6

SVN-Revision: 7097
---
 package/base-files/files/sbin/mount_root | 17 +++++++++++++----
 1 file changed, 13 insertions(+), 4 deletions(-)

(limited to 'package/base-files/files/sbin')

diff --git a/package/base-files/files/sbin/mount_root b/package/base-files/files/sbin/mount_root
index 80078b5..607c799 100755
--- a/package/base-files/files/sbin/mount_root
+++ b/package/base-files/files/sbin/mount_root
@@ -4,17 +4,26 @@
 
 mount none /proc -t proc
 size=$(awk '/Mem:/ {l=5242880;print((s=$2/2)<l)?$2-l:s}' /proc/meminfo)
+
 mount none /tmp -t tmpfs -o size=$size,nosuid,nodev,mode=1777
-if grep devfs /proc/filesystems > /dev/null; then
+if grep devfs /proc/filesystems >/dev/null; then
 	mount none /dev -t devfs
 else
-	mount -t sysfs none /sys
 	mount -t tmpfs tmpfs /dev -o size=512K
 	mknod /dev/console c 5 1
 	exec >/dev/console </dev/console 2>&1
-	mkdir /dev/shm
-	/sbin/hotplug2 --no-persistent --coldplug --max-children 1
 fi
+mkdir /dev/shm
+if grep sysfs /proc/filesystems >/dev/null; then
+	mount -t sysfs none /sys
+	HOTPLUG=""
+	# use a minimal ruleset only for creating device nodes
+	/sbin/hotplug2 --no-persistent --coldplug --set-rules-file /etc/hotplug2-init.rules
+else
+	HOTPLUG="/sbin/hotplug2-dnode"
+fi
+echo "$HOTPLUG" > /proc/sys/kernel/hotplug
+
 mkdir -p /dev/pts
 mount none /dev/pts -t devpts
 
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