free -b | grep ^Mem | awk '{print $4}'
}
+_available_memory_bytes()
+{
+ nf=`free -b | grep ^Mem | awk '{print NF}'`
+ if [[ nf -lt 7 ]]; then
+ # Doesn't have available field. Fallback.
+ _free_memory_bytes
+ else
+ free -b | grep ^Mem | awk '{print $7}'
+ fi
+}
+
# Create fs of certain size on scratch device
# _scratch_mkfs_sized <size in bytes> [optional blocksize]
_scratch_mkfs_sized()
_filesystem_timestamp_range()
{
local device=${1:-$TEST_DEV}
+ local fstyp=${2:-$FSTYP}
u32max=$(((1<<32)-1))
s32min=-$((1<<31))
s32max=$(((1<<31)-1))
s64max=$(((1<<63)-1))
s64min=$((1<<63))
- case $FSTYP in
+ case $fstyp in
ext2)
echo "$s32min $s32max"
;;
btrfs)
echo "$s64min $s64max"
;;
+ overlay)
+ if [ ! -z $OVL_BASE_FSTYP -a $OVL_BASE_FSTYP != "overlay" ]; then
+ _filesystem_timestamp_range $OVL_BASE_TEST_DEV $OVL_BASE_FSTYP
+ else
+ echo "-1 -1"
+ fi
+ ;;
*)
echo "-1 -1"
;;
# It's possible that TEST_DEV and SCRATCH_DEV have different features (it'd be
# odd, but possible) so check $TEST_DEV by default, but we can optionall pass
# any dev we want.
-_require_metadata_journaling()
+_has_metadata_journaling()
{
if [ -z $1 ]; then
local dev=$TEST_DEV
case "$FSTYP" in
ext2|vfat|msdos|udf)
- _notrun "$FSTYP does not support metadata journaling"
+ echo "$FSTYP does not support metadata journaling"
+ return 1
;;
ext4)
# ext4 could be mkfs'd without a journal...
_require_dumpe2fs
- $DUMPE2FS_PROG -h $dev 2>&1 | grep -q has_journal || \
- _notrun "$FSTYP on $dev not configured with metadata journaling"
+ $DUMPE2FS_PROG -h $dev 2>&1 | grep -q has_journal || {
+ echo "$FSTYP on $dev not configured with metadata journaling"
+ return 1
+ }
# ext4 might not load a journal
- _exclude_scratch_mount_option "noload"
+ if _normalize_mount_options | grep -qw "noload"; then
+ echo "mount option \"noload\" not allowed in this test"
+ return 1
+ fi
;;
overlay)
# metadata journaling check is based on base filesystem configurations
# and because -overlay option saves those configurations to OVL_BASE_*,
# adding restore/override the configurations before/after the check.
if [ ! -z $OVL_BASE_FSTYP -a $OVL_BASE_FSTYP != "overlay" ]; then
+ local ret
+
_overlay_config_restore
- _require_metadata_journaling
+ _has_metadata_journaling
+ ret=$?
_overlay_config_override
+ return $ret
else
- _notrun "No metadata journaling support for legacy overlay setup"
+ echo "No metadata journaling support for legacy overlay setup"
+ return 1
fi
;;
*)
# by default we pass; if you need to, add your fs above!
;;
esac
+ return 0
+}
+
+_require_metadata_journaling()
+{
+ local msg=$(_has_metadata_journaling $@)
+ if [ -n "$msg" ]; then
+ _notrun "$msg"
+ fi
}
_count_extents()
_dump_err "_check_dmesg: something found in dmesg (see $seqres.dmesg)"
return 1
else
- rm -f $seqres.dmesg
+ if [ "$KEEP_DMESG" != "yes" ]; then
+ rm -f $seqres.dmesg
+ fi
return 0
fi
}