From 0a5e27843553ec1beb43428168c9153717a77017 Mon Sep 17 00:00:00 2001
From: jow <jow@3c298f89-4303-0410-b956-a3cf2f4a3e73>
Date: Tue, 3 Jul 2012 15:43:43 +0000
Subject: [package] base-files: ensure that /sys is available during
sysupgrade, some essential services like om-watchdog need it
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@32587 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
package/base-files/files/lib/upgrade/common.sh | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
(limited to 'package/base-files')
diff --git a/package/base-files/files/lib/upgrade/common.sh b/package/base-files/files/lib/upgrade/common.sh
index 0a92aadcf..e6de34849 100644
--- a/package/base-files/files/lib/upgrade/common.sh
+++ b/package/base-files/files/lib/upgrade/common.sh
@@ -35,12 +35,14 @@ install_bin() { # <file> [ <symlink> ... ]
pivot() { # <new_root> <old_root>
mount | grep "on $1 type" 2>&- 1>&- || mount -o bind $1 $1
- mkdir -p $1$2 $1/proc $1/dev $1/tmp $1/overlay && \
+ mkdir -p $1$2 $1/proc $1/sys $1/dev $1/tmp $1/overlay && \
mount -o move /proc $1/proc && \
pivot_root $1 $1$2 || {
umount $1 $1
return 1
}
+
+ mount -o move $2/sys /sys
mount -o move $2/dev /dev
mount -o move $2/tmp /tmp
mount -o move $2/overlay /overlay 2>&-
@@ -83,6 +85,8 @@ kill_remaining() { # [ <signal> ]
local stat
for stat in /proc/[0-9]*/stat; do
+ [ -f "$stat" ] || continue
+
local pid name state ppid rest
read pid name state ppid rest < $stat
name="${name#(}"; name="${name%)}"
--
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