--- /dev/null
+#
+# ext4 specific common functions
+#
+
+_setup_large_ext4_fs()
+{
+ local fs_size=$1
+ local tmp_dir=/tmp/
+
+ [ "$LARGE_SCRATCH_DEV" != yes ] && return 0
+ [ -z "$SCRATCH_DEV_EMPTY_SPACE" ] && SCRATCH_DEV_EMPTY_SPACE=0
+ [ $SCRATCH_DEV_EMPTY_SPACE -ge $fs_size ] && return 0
+
+ # Default free space in the FS is 50GB, but you can specify more via
+ # SCRATCH_DEV_EMPTY_SPACE
+ local space_to_consume=$(($fs_size - 50*1024*1024*1024 - $SCRATCH_DEV_EMPTY_SPACE))
+
+ # mount the filesystem and create 16TB - 4KB files until we consume
+ # all the necessary space.
+ _try_scratch_mount 2>&1 >$tmp_dir/mnt.err
+ local status=$?
+ if [ $status -ne 0 ]; then
+ echo "mount failed"
+ cat $tmp_dir/mnt.err >&2
+ rm -f $tmp_dir/mnt.err
+ return $status
+ fi
+ rm -f $tmp_dir/mnt.err
+
+ local file_size=$((16*1024*1024*1024*1024 - 4096))
+ local nfiles=0
+ while [ $space_to_consume -gt $file_size ]; do
+
+ xfs_io -F -f \
+ -c "truncate $file_size" \
+ -c "falloc -k 0 $file_size" \
+ $SCRATCH_MNT/.use_space.$nfiles 2>&1
+ status=$?
+ if [ $status -ne 0 ]; then
+ break;
+ fi
+
+ space_to_consume=$(( $space_to_consume - $file_size ))
+ nfiles=$(($nfiles + 1))
+ done
+
+ # consume the remaining space.
+ if [ $space_to_consume -gt 0 ]; then
+ xfs_io -F -f \
+ -c "truncate $space_to_consume" \
+ -c "falloc -k 0 $space_to_consume" \
+ $SCRATCH_MNT/.use_space.$nfiles 2>&1
+ status=$?
+ fi
+ export NUM_SPACE_FILES=$nfiles
+
+ _scratch_unmount
+ if [ $status -ne 0 ]; then
+ echo "large file prealloc failed"
+ cat $tmp_dir/mnt.err >&2
+ return $status
+ fi
+ return 0
+}
+
+_scratch_mkfs_ext4()
+{
+ local mkfs_cmd="$MKFS_EXT4_PROG -F"
+ local mkfs_filter="grep -v -e ^Warning: -e \"^mke2fs \" | grep -v \"^$\""
+ local tmp=`mktemp -u`
+ local mkfs_status
+
+ [ "$USE_EXTERNAL" = yes -a ! -z "$SCRATCH_LOGDEV" ] && \
+ $mkfs_cmd -O journal_dev $MKFS_OPTIONS $SCRATCH_LOGDEV && \
+ mkfs_cmd="$mkfs_cmd -J device=$SCRATCH_LOGDEV"
+
+ _scratch_do_mkfs "$mkfs_cmd" "$mkfs_filter" $* 2>$tmp.mkfserr 1>$tmp.mkfsstd
+ mkfs_status=$?
+
+ if [ $mkfs_status -eq 0 -a "$LARGE_SCRATCH_DEV" = yes ]; then
+ # manually parse the mkfs output to get the fs size in bytes
+ local fs_size=`cat $tmp.mkfsstd | awk ' \
+ /^Block size/ { split($2, a, "="); bs = a[2] ; } \
+ / inodes, / { blks = $3 } \
+ /reserved for the super user/ { resv = $1 } \
+ END { fssize = bs * blks - resv; print fssize }'`
+
+ _setup_large_ext4_fs $fs_size
+ mkfs_status=$?
+ fi
+
+ # output mkfs stdout and stderr
+ cat $tmp.mkfsstd
+ cat $tmp.mkfserr >&2
+ rm -f $tmp.mkfserr $tmp.mkfsstd
+
+ return $mkfs_status
+}
+
+_ext4_metadump()
+{
+ local device="$1"
+ local dumpfile="$2"
+ local compressopt="$3"
+
+ test -n "$E2IMAGE_PROG" || _fail "e2image not installed"
+ $E2IMAGE_PROG -Q "$device" "$dumpfile"
+ [ "$compressopt" = "compress" ] && [ -n "$DUMP_COMPRESSOR" ] &&
+ $DUMP_COMPRESSOR -f "$dumpfile" &>> "$seqres.full"
+}
+
+# this test requires the ext4 kernel support crc feature on scratch device
+#
+_require_scratch_ext4_crc()
+{
+ _scratch_mkfs_ext4 >/dev/null 2>&1
+ dumpe2fs -h $SCRATCH_DEV 2> /dev/null | grep -q metadata_csum || _notrun "metadata_csum not supported by this filesystem"
+ _try_scratch_mount >/dev/null 2>&1 \
+ || _notrun "Kernel doesn't support metadata_csum feature"
+ _scratch_unmount
+}
+
+# Check whether the specified feature whether it is supported by
+# mkfs.ext4 and the kernel.
+_require_scratch_ext4_feature()
+{
+ if [ -z "$1" ]; then
+ echo "Usage: _require_scratch_ext4_feature feature"
+ exit 1
+ fi
+ $MKFS_EXT4_PROG -F $MKFS_OPTIONS -O "$1" \
+ $SCRATCH_DEV 512m >/dev/null 2>&1 \
+ || _notrun "mkfs.ext4 doesn't support $1 feature"
+ _try_scratch_mount >/dev/null 2>&1 \
+ || _notrun "Kernel doesn't support the ext4 feature(s): $1"
+ _scratch_unmount
+}
+
+# Disable extent zeroing for ext4 on the given device
+_ext4_disable_extent_zeroout()
+{
+ local dev=${1:-$TEST_DEV}
+ local sdev=`_short_dev $dev`
+
+ [ -f /sys/fs/ext4/$sdev/extent_max_zeroout_kb ] && \
+ echo 0 >/sys/fs/ext4/$sdev/extent_max_zeroout_kb
+}
+
+_require_scratch_richacl_ext4()
+{
+ _scratch_mkfs -O richacl >/dev/null 2>&1 \
+ || _notrun "can't mkfs $FSTYP with option -O richacl"
+ _try_scratch_mount >/dev/null 2>&1 \
+ || _notrun "kernel doesn't support richacl feature on $FSTYP"
+ _scratch_unmount
+}
return $mkfs_status
}
-_setup_large_ext4_fs()
-{
- local fs_size=$1
- local tmp_dir=/tmp/
-
- [ "$LARGE_SCRATCH_DEV" != yes ] && return 0
- [ -z "$SCRATCH_DEV_EMPTY_SPACE" ] && SCRATCH_DEV_EMPTY_SPACE=0
- [ $SCRATCH_DEV_EMPTY_SPACE -ge $fs_size ] && return 0
-
- # Default free space in the FS is 50GB, but you can specify more via
- # SCRATCH_DEV_EMPTY_SPACE
- local space_to_consume=$(($fs_size - 50*1024*1024*1024 - $SCRATCH_DEV_EMPTY_SPACE))
-
- # mount the filesystem and create 16TB - 4KB files until we consume
- # all the necessary space.
- _try_scratch_mount 2>&1 >$tmp_dir/mnt.err
- local status=$?
- if [ $status -ne 0 ]; then
- echo "mount failed"
- cat $tmp_dir/mnt.err >&2
- rm -f $tmp_dir/mnt.err
- return $status
- fi
- rm -f $tmp_dir/mnt.err
-
- local file_size=$((16*1024*1024*1024*1024 - 4096))
- local nfiles=0
- while [ $space_to_consume -gt $file_size ]; do
-
- xfs_io -F -f \
- -c "truncate $file_size" \
- -c "falloc -k 0 $file_size" \
- $SCRATCH_MNT/.use_space.$nfiles 2>&1
- status=$?
- if [ $status -ne 0 ]; then
- break;
- fi
-
- space_to_consume=$(( $space_to_consume - $file_size ))
- nfiles=$(($nfiles + 1))
- done
-
- # consume the remaining space.
- if [ $space_to_consume -gt 0 ]; then
- xfs_io -F -f \
- -c "truncate $space_to_consume" \
- -c "falloc -k 0 $space_to_consume" \
- $SCRATCH_MNT/.use_space.$nfiles 2>&1
- status=$?
- fi
- export NUM_SPACE_FILES=$nfiles
-
- _scratch_unmount
- if [ $status -ne 0 ]; then
- echo "large file prealloc failed"
- cat $tmp_dir/mnt.err >&2
- return $status
- fi
- return 0
-}
-
-_scratch_mkfs_ext4()
-{
- local mkfs_cmd="$MKFS_EXT4_PROG -F"
- local mkfs_filter="grep -v -e ^Warning: -e \"^mke2fs \" | grep -v \"^$\""
- local tmp=`mktemp -u`
- local mkfs_status
-
- [ "$USE_EXTERNAL" = yes -a ! -z "$SCRATCH_LOGDEV" ] && \
- $mkfs_cmd -O journal_dev $MKFS_OPTIONS $SCRATCH_LOGDEV && \
- mkfs_cmd="$mkfs_cmd -J device=$SCRATCH_LOGDEV"
-
- _scratch_do_mkfs "$mkfs_cmd" "$mkfs_filter" $* 2>$tmp.mkfserr 1>$tmp.mkfsstd
- mkfs_status=$?
-
- if [ $mkfs_status -eq 0 -a "$LARGE_SCRATCH_DEV" = yes ]; then
- # manually parse the mkfs output to get the fs size in bytes
- local fs_size=`cat $tmp.mkfsstd | awk ' \
- /^Block size/ { split($2, a, "="); bs = a[2] ; } \
- / inodes, / { blks = $3 } \
- /reserved for the super user/ { resv = $1 } \
- END { fssize = bs * blks - resv; print fssize }'`
-
- _setup_large_ext4_fs $fs_size
- mkfs_status=$?
- fi
-
- # output mkfs stdout and stderr
- cat $tmp.mkfsstd
- cat $tmp.mkfserr >&2
- rm -f $tmp.mkfserr $tmp.mkfsstd
-
- return $mkfs_status
-}
-
-_ext4_metadump()
-{
- local device="$1"
- local dumpfile="$2"
- local compressopt="$3"
-
- test -n "$E2IMAGE_PROG" || _fail "e2image not installed"
- $E2IMAGE_PROG -Q "$device" "$dumpfile"
- [ "$compressopt" = "compress" ] && [ -n "$DUMP_COMPRESSOR" ] &&
- $DUMP_COMPRESSOR -f "$dumpfile" &>> "$seqres.full"
-}
-
# Capture the metadata of a filesystem in a dump file for offline analysis.
# This is not supported by all filesystem types, so this function should only
# be used after a test has already failed.
fi
}
-# this test requires the ext4 kernel support crc feature on scratch device
-#
-_require_scratch_ext4_crc()
-{
- _scratch_mkfs_ext4 >/dev/null 2>&1
- dumpe2fs -h $SCRATCH_DEV 2> /dev/null | grep -q metadata_csum || _notrun "metadata_csum not supported by this filesystem"
- _try_scratch_mount >/dev/null 2>&1 \
- || _notrun "Kernel doesn't support metadata_csum feature"
- _scratch_unmount
-}
-
-# Check whether the specified feature whether it is supported by
-# mkfs.ext4 and the kernel.
-_require_scratch_ext4_feature()
-{
- if [ -z "$1" ]; then
- echo "Usage: _require_scratch_ext4_feature feature"
- exit 1
- fi
- $MKFS_EXT4_PROG -F $MKFS_OPTIONS -O "$1" \
- $SCRATCH_DEV 512m >/dev/null 2>&1 \
- || _notrun "mkfs.ext4 doesn't support $1 feature"
- _try_scratch_mount >/dev/null 2>&1 \
- || _notrun "Kernel doesn't support the ext4 feature(s): $1"
- _scratch_unmount
-}
-
# this test requires that external log/realtime devices are not in use
#
_require_nonexternal()
not found. Seems that CONFIG_FAULT_INJECTION_DEBUG_FS kernel config option not enabled"
}
-# Disable extent zeroing for ext4 on the given device
-_ext4_disable_extent_zeroout()
-{
- local dev=${1:-$TEST_DEV}
- local sdev=`_short_dev $dev`
-
- [ -f /sys/fs/ext4/$sdev/extent_max_zeroout_kb ] && \
- echo 0 >/sys/fs/ext4/$sdev/extent_max_zeroout_kb
-}
-
# The default behavior of SEEK_HOLE is to always return EOF.
# Filesystems that implement non-default behavior return the offset
# of holes with SEEK_HOLE. There is no way to query the filesystem
_scratch_unmount
}
-_require_scratch_richacl_ext4()
-{
- _scratch_mkfs -O richacl >/dev/null 2>&1 \
- || _notrun "can't mkfs $FSTYP with option -O richacl"
- _try_scratch_mount >/dev/null 2>&1 \
- || _notrun "kernel doesn't support richacl feature on $FSTYP"
- _scratch_unmount
-}
-
_require_scratch_richacl_support()
{
_scratch_mount
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