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author | Jo-Philipp Wich <jow@openwrt.org> | 2014-10-19 20:28:43 +0000 |
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committer | Jo-Philipp Wich <jow@openwrt.org> | 2014-10-19 20:28:43 +0000 |
commit | 1de7d3dadd1961d37abfa137071be0e4503598be (patch) | |
tree | 7ff94b4f6e30cf862344b415fcb4067781414622 /target/linux/x86_64/base-files/lib/preinit | |
parent | 826c353963743e09f9f798a69c6ec9ee784a2997 (diff) | |
download | upstream-1de7d3dadd1961d37abfa137071be0e4503598be.tar.gz upstream-1de7d3dadd1961d37abfa137071be0e4503598be.tar.bz2 upstream-1de7d3dadd1961d37abfa137071be0e4503598be.zip |
x86_64: fix invoking sysupgrade on PARTUUID mounted system
Fix sysupgrade to determine the correct boot block device to use if
/proc/cmdline contains a PARTUUID root.
Change the preinit move_config() hook to use the UUID scanning code
from sysupgrade in order to avoid code duplication.
Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@42968 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/x86_64/base-files/lib/preinit')
-rw-r--r-- | target/linux/x86_64/base-files/lib/preinit/79_move_config | 36 |
1 files changed, 3 insertions, 33 deletions
diff --git a/target/linux/x86_64/base-files/lib/preinit/79_move_config b/target/linux/x86_64/base-files/lib/preinit/79_move_config index 0b9b49fee3..cdcf683a22 100644 --- a/target/linux/x86_64/base-files/lib/preinit/79_move_config +++ b/target/linux/x86_64/base-files/lib/preinit/79_move_config @@ -2,40 +2,10 @@ # Copyright (C) 2012-2014 OpenWrt.org move_config() { - local cmdline uuid disk dev + . /lib/upgrade/platform.sh - if read cmdline < /proc/cmdline; then - case "$cmdline" in - *block2mtd=*) - disk="${cmdline##*block2mtd=}" - disk="${disk%%,*}" - ;; - *root=*) - disk="${cmdline##*root=}" - disk="${disk%% *}" - ;; - esac - - case "$disk" in - PARTUUID=[a-f0-9][a-f0-9][a-f0-9][a-f0-9][a-f0-9][a-f0-9][a-f0-9][a-f0-9]-02) - uuid="${cmdline#PARTUUID=}" - uuid="${uuid%-02}" - for disk in /dev/[hsv]d[a-z]; do - set -- $(dd if=$disk bs=1 skip=440 count=4 2>/dev/null | hexdump -v -e '4/1 "%02x "') - if [ "$4$3$2$1" = "$uuid" ]; then - dev="${disk}1" - break - fi - done - ;; - /dev/*) - dev="${disk%[0-9]}1" - ;; - esac - fi - - if [ -n "$dev" ]; then - mount -t ext4 -o rw,noatime "$dev" /mnt + if platform_export_bootpart; then + mount -t ext4 -o rw,noatime "$BOOTPART" /mnt mv -f /mnt/sysupgrade.tgz / umount /mnt fi |