hot-fix nameclash in sysupgrade: rename pivot() to supivot() in sysupgrade

[openwrt/staging/dedeckeh.git] / package / base-files / files / lib / upgrade / common.sh

diff --git a/package/base-files/files/lib/upgrade/common.sh b/package/base-files/files/lib/upgrade/common.sh
index 0a92aadcfbd60dc23b9beb3deac9e80f72d113fd..2e123ab3cf54aa3bfc26302c6c50105f3be72d22 100644 (file)
--- a/package/base-files/files/lib/upgrade/common.sh
+++ b/package/base-files/files/lib/upgrade/common.sh
@@ -33,17 +33,19 @@ install_bin() { # <file> [ <symlink> ... ]
        }; done
 }
 
-pivot() { # <new_root> <old_root>
+supivot() { # <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 && \
-       mount -o move /proc $1/proc && \
+       mkdir -p $1$2 $1/proc $1/sys $1/dev $1/tmp $1/overlay && \
+       mount -o noatime,move /proc $1/proc && \
        pivot_root $1 $1$2 || {
         umount $1 $1
                return 1
        }
-       mount -o move $2/dev /dev
-       mount -o move $2/tmp /tmp
-       mount -o move $2/overlay /overlay 2>&-
+
+       mount -o noatime,move $2/sys /sys
+       mount -o noatime,move $2/dev /dev
+       mount -o noatime,move $2/tmp /tmp
+       mount -o noatime,move $2/overlay /overlay 2>&-
        return 0
 }
 
@@ -60,7 +62,7 @@ run_ramfs() { # <command> [...]
        done
        install_file /etc/resolv.conf /lib/functions.sh /lib/functions.sh /lib/upgrade/*.sh $RAMFS_COPY_DATA
 
-       pivot $RAM_ROOT /mnt || {
+       supivot $RAM_ROOT /mnt || {
                echo "Failed to switch over to ramfs. Please reboot."
                exit 1
        }
@@ -69,7 +71,7 @@ run_ramfs() { # <command> [...]
        umount -l /mnt
 
        grep /overlay /proc/mounts > /dev/null && {
-               mount -o remount,ro /overlay
+               mount -o noatime,remount,ro /overlay
                umount -l /overlay
        }
 
@@ -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%)}"