diff options
Diffstat (limited to 'poky/meta/recipes-core/initscripts')
| -rwxr-xr-x | poky/meta/recipes-core/initscripts/initscripts-1.0/populate-volatile.sh | 37 | ||||
| -rw-r--r-- | poky/meta/recipes-core/initscripts/initscripts-1.0/read-only-rootfs-hook.sh | 9 |
2 files changed, 40 insertions, 6 deletions
diff --git a/poky/meta/recipes-core/initscripts/initscripts-1.0/populate-volatile.sh b/poky/meta/recipes-core/initscripts/initscripts-1.0/populate-volatile.sh index 3cf3243cf..6f965a687 100755 --- a/poky/meta/recipes-core/initscripts/initscripts-1.0/populate-volatile.sh +++ b/poky/meta/recipes-core/initscripts/initscripts-1.0/populate-volatile.sh @@ -112,7 +112,6 @@ check_requirements() { } CFGFILE="$1" - [ `basename "${CFGFILE}"` = "${COREDEF}" ] && return 0 TMP_INTERMED="${TMPROOT}/tmp.$$" TMP_DEFINED="${TMPROOT}/tmpdefined.$$" @@ -154,8 +153,11 @@ check_requirements() { apply_cfgfile() { CFGFILE="$1" + SKIP_REQUIREMENTS="$2" - check_requirements "${CFGFILE}" || { + [ "${VERBOSE}" != "no" ] && echo "Applying ${CFGFILE}" + + [ "${SKIP_REQUIREMENTS}" == "yes" ] || check_requirements "${CFGFILE}" || { echo "Skipping ${CFGFILE}" return 1 } @@ -231,10 +233,37 @@ then sh ${ROOT_DIR}/etc/volatile.cache else rm -f ${ROOT_DIR}/etc/volatile.cache ${ROOT_DIR}/etc/volatile.cache.build - for file in `ls -1 "${CFGDIR}" | sort`; do - apply_cfgfile "${CFGDIR}/${file}" + + # Apply the core file with out checking requirements. ${TMPROOT} is + # needed by check_requirements but is setup by this file, so it must be + # processed first and without being checked. + [ -e "${CFGDIR}/${COREDEF}" ] && apply_cfgfile "${CFGDIR}/${COREDEF}" "yes" + + # Fast path: check_requirements is slow and most of the time doesn't + # find any problems. If there are a lot of config files, it is much + # faster to to concatenate them all together and process them once to + # avoid the overhead of calling check_requirements repeatedly + TMP_FILE="${TMPROOT}/tmp_volatile.$$" + rm -f "$TMP_FILE" + + CFGFILES="`ls -1 "${CFGDIR}" | grep -v "^${COREDEF}\$" | sort`" + for file in ${CFGFILES}; do + cat "${CFGDIR}/${file}" >> "$TMP_FILE" done + if check_requirements "$TMP_FILE" + then + apply_cfgfile "$TMP_FILE" "yes" + else + # Slow path: One or more config files failed requirements. + # Process each one individually so the offending one can be + # skipped + for file in ${CFGFILES}; do + apply_cfgfile "${CFGDIR}/${file}" + done + fi + rm "$TMP_FILE" + [ -e ${ROOT_DIR}/etc/volatile.cache.build ] && sync && mv ${ROOT_DIR}/etc/volatile.cache.build ${ROOT_DIR}/etc/volatile.cache fi diff --git a/poky/meta/recipes-core/initscripts/initscripts-1.0/read-only-rootfs-hook.sh b/poky/meta/recipes-core/initscripts/initscripts-1.0/read-only-rootfs-hook.sh index 1a0328d63..bd445ddb0 100644 --- a/poky/meta/recipes-core/initscripts/initscripts-1.0/read-only-rootfs-hook.sh +++ b/poky/meta/recipes-core/initscripts/initscripts-1.0/read-only-rootfs-hook.sh @@ -31,8 +31,13 @@ if [ "$1" = "start" ] ; then if [ `is_on_read_only_partition /var/lib` = "yes" ]; then grep -q "tmpfs /var/volatile" /proc/mounts || mount /var/volatile mkdir -p /var/volatile/lib - cp -a /var/lib/* /var/volatile/lib - mount --bind /var/volatile/lib /var/lib + mkdir -p /var/volatile/.lib-work + # Try to mount using overlay, which is much faster than copying + # files. If that fails, fallback to the slower copy + if ! mount -t overlay overlay -olowerdir=/var/lib,upperdir=/var/volatile/lib,workdir=/var/volatile/.lib-work /var/lib > /dev/null 2>&1; then + cp -a /var/lib/* /var/volatile/lib + mount --bind /var/volatile/lib /var/lib + fi fi fi |