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populate: create leafn dir when populating xfs filesystem

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We've had some problems lately with directories containing a single
leafn directory.  It turns out that the populate script doesn't create
these, so teach it to do so.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Eryu Guan <guaneryu@gmail.com>
Signed-off-by: Eryu Guan <guaneryu@gmail.com>
This commit is contained in:
Darrick J. Wong
2018-10-30 11:03:28 -07:00
committed by Eryu Guan
parent 37113e5f4f
commit 0b0ef1d421
1 changed files with 15 additions and 0 deletions
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common/populate
+15
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@@ -136,6 +136,12 @@ _scratch_xfs_populate() {
_scratch_mount
blksz="$(stat -f -c '%s' "${SCRATCH_MNT}")"
dblksz="$($XFS_INFO_PROG "${SCRATCH_MNT}" | grep naming.*bsize | sed -e 's/^.*bsize=//g' -e 's/\([0-9]*\).*$/\1/g')"
crc="$($XFS_INFO_PROG "${SCRATCH_MNT}" | grep crc= | sed -e 's/^.*crc=//g' -e 's/\([0-9]*\).*$/\1/g')"
if [ $crc -eq 1 ]; then
leaf_hdr_size=64
else
leaf_hdr_size=16
fi
leaf_lblk="$((32 * 1073741824 / blksz))"
node_lblk="$((64 * 1073741824 / blksz))"
@@ -171,6 +177,10 @@ _scratch_xfs_populate() {
echo "+ leaf dir"
__populate_create_dir "${SCRATCH_MNT}/S_IFDIR.FMT_LEAF" "$((dblksz / 12))"
# - LEAFN
echo "+ leafn dir"
__populate_create_dir "${SCRATCH_MNT}/S_IFDIR.FMT_LEAFN" "$(( ((dblksz - leaf_hdr_size) / 8) - 3 ))"
# - NODE
echo "+ node dir"
__populate_create_dir "${SCRATCH_MNT}/S_IFDIR.FMT_NODE" "$((16 * dblksz / 40))" true
@@ -433,6 +443,9 @@ __populate_check_xfs_dir() {
"leaf")
(test "${datab}" -eq 1 && test "${leafb}" -eq 1 && test "${freeb}" -eq 0) || _fail "failed to create ${dtype} dir ino ${inode} datab ${datab} leafb ${leafb} freeb ${freeb}"
;;
"leafn")
_scratch_xfs_db -x -c "inode ${inode}" -c "dblock ${leaf_lblk}" -c "p lhdr.info.hdr.magic" | egrep -q '(0x3dff|0xd2ff)' || _fail "failed to create ${dtype} dir ino ${inode} datab ${datab} leafb ${leafb} freeb ${freeb}"
;;
"node"|"btree")
(test "${datab}" -eq 1 && test "${leafb}" -eq 1 && test "${freeb}" -eq 1) || _fail "failed to create ${dtype} dir ino ${inode} datab ${datab} leafb ${leafb} freeb ${freeb}"
;;
@@ -508,6 +521,7 @@ _scratch_xfs_populate_check() {
inline_dir="$(__populate_find_inode "${SCRATCH_MNT}/S_IFDIR.FMT_INLINE")"
block_dir="$(__populate_find_inode "${SCRATCH_MNT}/S_IFDIR.FMT_BLOCK")"
leaf_dir="$(__populate_find_inode "${SCRATCH_MNT}/S_IFDIR.FMT_LEAF")"
leafn_dir="$(__populate_find_inode "${SCRATCH_MNT}/S_IFDIR.FMT_LEAFN")"
node_dir="$(__populate_find_inode "${SCRATCH_MNT}/S_IFDIR.FMT_NODE")"
btree_dir="$(__populate_find_inode "${SCRATCH_MNT}/S_IFDIR.FMT_BTREE")"
local_slink="$(__populate_find_inode "${SCRATCH_MNT}/S_IFLNK.FMT_LOCAL")"
@@ -533,6 +547,7 @@ _scratch_xfs_populate_check() {
__populate_check_xfs_dir "${inline_dir}" "inline"
__populate_check_xfs_dir "${block_dir}" "block"
__populate_check_xfs_dir "${leaf_dir}" "leaf"
__populate_check_xfs_dir "${leafn_dir}" "leafn"
__populate_check_xfs_dir "${node_dir}" "node"
__populate_check_xfs_dir "${btree_dir}" "btree"
__populate_check_xfs_dformat "${btree_dir}" "btree"