| OUT=$test_name.log |
| EXP=$test_dir/expect |
| E2FSCK=../e2fsck/e2fsck |
| |
| NAMELEN=255 |
| DIRENT_SZ=8 |
| BLOCKSZ=1024 |
| INODESZ=128 |
| DIRENT_PER_LEAF=$((BLOCKSZ / (NAMELEN + DIRENT_SZ))) |
| HEADER=32 |
| INDEX_SZ=8 |
| INDEX_L1=$(((BLOCKSZ - HEADER) / INDEX_SZ)) |
| INDEX_L2=$(((BLOCKSZ - DIRENT_SZ) / INDEX_SZ)) |
| DIRBLK=$((2 + INDEX_L1 * INDEX_L2)) |
| ENTRIES=$((DIRBLK * DIRENT_PER_LEAF)) |
| EXT4_LINK_MAX=65000 |
| if [ $ENTRIES -lt $((EXT4_LINK_MAX + 10)) ]; then |
| ENTRIES=$((EXT4_LINK_MAX + 10)) |
| DIRBLK=$((ENTRIES / DIRENT_PER_LEAF + 3)) |
| fi |
| # directory leaf blocks plus inode count and 25% for the rest of the fs |
| FSIZE=$(((DIRBLK + EXT4_LINK_MAX * ((BLOCKSZ + INODESZ) / BLOCKSZ)) * 5 / 4)) |
| |
| $MKE2FS -b 1024 -O large_dir,uninit_bg -N $((ENTRIES + 50)) \ |
| -I $INODESZ -F $TMPFILE $FSIZE > $OUT.new 2>&1 |
| RC=$? |
| if [ $RC -eq 0 ]; then |
| { |
| START=$SECONDS |
| echo "mkdir /foo" |
| echo "cd /foo" |
| touch $TMPFILE.tmp |
| echo "write $TMPFILE.tmp foofile" |
| i=0 |
| last=0 |
| while test $i -lt $ENTRIES ; do |
| if test $((i % DIRENT_PER_LEAF)) -eq 0; then |
| echo "expand ./" |
| fi |
| ELAPSED=$((SECONDS - START)) |
| if test $((i % 5000)) -eq 0 -a $ELAPSED -gt 10; then |
| RATE=$(((i - last) / ELAPSED)) |
| echo "$test_name: $i/$ENTRIES links, ${ELAPSED}s @ $RATE/s" >&2 |
| START=$SECONDS |
| last=$i |
| fi |
| if test $i -lt $((EXT4_LINK_MAX + 10)); then |
| printf "mkdir d%0254u\n" $i |
| else |
| printf "ln foofile f%0254u\n" $i |
| fi |
| i=$((i + 1)) |
| done |
| } | $DEBUGFS -w $TMPFILE > /dev/null 2>> $OUT.new |
| RC=$? |
| fi |
| if [ $RC -eq 0 ]; then |
| $E2FSCK -yfD $TMPFILE >> $OUT.new 2>&1 |
| status=$? |
| echo Exit status is $status >> $OUT.new |
| sed -f $cmd_dir/filter.sed -e "s;$TMPFILE;test.img;" $OUT.new > $OUT |
| rm -f $OUT.new |
| |
| cmp -s $OUT $EXP |
| RC=$? |
| fi |
| if [ $RC -eq 0 ]; then |
| echo "$test_name: $test_description: ok" |
| touch $test_name.ok |
| else |
| echo "$test_name: $test_description: failed" |
| diff -u $EXP $OUT > $test_name.failed |
| fi |