5 # Let's look, xfs_db, at the inode and its literal area for the
6 # extents and the attributes
8 #-----------------------------------------------------------------------
9 # Copyright (c) 2000-2005 Silicon Graphics, Inc. All Rights Reserved.
11 # This program is free software; you can redistribute it and/or
12 # modify it under the terms of the GNU General Public License as
13 # published by the Free Software Foundation.
15 # This program is distributed in the hope that it would be useful,
16 # but WITHOUT ANY WARRANTY; without even the implied warranty of
17 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 # GNU General Public License for more details.
20 # You should have received a copy of the GNU General Public License
21 # along with this program; if not, write the Free Software Foundation,
22 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
24 #-----------------------------------------------------------------------
27 owner=tes@puffy.melbourne.sgi.com
30 echo "QA output created by $seq"
34 status=1 # failure is the default!
35 trap "_cleanup; exit \$status" 0 1 2 3 15
43 # get standard environment, filters and checks
48 # real QA test starts here
50 #_notrun "Need to fix up filtering before checkin"
52 # Modify as appropriate.
54 _supported_os IRIX Linux
59 export MKFS_OPTIONS="-i size=512,attr=2"
60 _scratch_mkfs_xfs > /dev/null 2>&1
63 file=$SCRATCH_MNT/file
65 inum=`ls -i $file | awk '{print $1}'`
77 echo ""; echo "** add $start..$end EAs **"
79 while [ $i -le $end ]; do
80 ${ATTR_PROG} -s name.$i -V value $file >/dev/null
89 echo ""; echo "** rm $start..$end EAs **"
91 while [ $i -le $end ]; do
92 ${ATTR_PROG} -r name.$i $file >/dev/null
100 echo ""; echo "** $num extents **"
101 src/makeextents -v -p -w -n $num $file
107 xfs_db -r -c "inode $inum" -c "print" $SCRATCH_DEV |\
109 /nextents/ { print; next }
110 /naextents/ { print; next }
111 /u\./ { print; next }
112 /a\./ { print; next }
113 /forkoff/ { printf("core.forkoff = %d (%d bytes)\n", $3, $3*8); next }
114 /format/ { print; next }
115 /size/ { print; next }
123 xfs_db -r -c "inode $inum" -c "print u" $SCRATCH_DEV
130 xfs_db -r -c "inode $inum" -c "print a" $SCRATCH_DEV
188 while [ $j -le 30 ]; do
196 while [ $j -ge 1 ]; do
204 while [ $j -le 30 ]; do
212 # Using a nested loop,
213 # for various number of data extents,
214 # try adding EAs and then removing EAs
215 # Check that when we play with the EAs that we don't mess with the extents
219 # now do the EAs with the extents
225 for i in `seq 1 $extents_inc $extents_max`; do
227 echo "--- extents: $i ---"
229 _print_inode_u > $tmp.u1
230 for j in `seq 1 $EAs_inc $EAs_max`; do
234 # should have same extents
236 _print_inode_u > $tmp.u2
238 _print_inode_u > $tmp.u3
241 echo "*** Extent differences before and after EAs added ***"
242 diff -s $tmp.u1 $tmp.u2 | _filter
244 if ! diff $tmp.u1 $tmp.u2 >/dev/null; then
245 echo "Data extents magically changed"
250 echo "*** Extent differences before and after EAs removed ***"
251 diff -s $tmp.u2 $tmp.u3 | _filter
253 if ! diff $tmp.u2 $tmp.u3 >/dev/null; then
254 echo "Data extents magically changed"
261 # The counterpart of _test_extents_eas
262 # with the nested loops reversed.
263 # For various number of EAs, try adding extents
264 # Check that when we play with the data extents that we don't mess with the EAs
268 # now do the EAs with the extents
274 for j in `seq 1 $EAs_inc $EAs_max`; do
278 echo "--- EAs: $j ---"
281 _print_inode_a > $tmp.a1
282 for i in `seq 1 $extents_inc $extents_max`; do
286 # should have same EAs
288 _print_inode_a > $tmp.a2
290 _print_inode_a > $tmp.a3
293 echo "*** EA differences before and after extents added ***"
294 diff -s $tmp.a1 $tmp.a2 | _filter
296 if ! diff $tmp.a1 $tmp.a2 >/dev/null; then
297 echo "EAs magically changed"
302 echo "*** EA differences before and after extents removed ***"
303 diff -s $tmp.a2 $tmp.a3 | _filter
305 if ! diff $tmp.a2 $tmp.a3 >/dev/null; then
306 echo "EAs magically changed"
313 # test to see how we go
316 # test to ensure it fits a max sf EA
318 # literal part of inode starts at offset 100 (decimal)
319 # for 512 bytes inode that gives 412 bytes of literal area
321 # min btree root (numrecs=3) => 3 * 16 + (4 or 8)
322 # for 8 byte alignment => 56 bytes
323 # => 512 - 156 = 356 bytes
337 # vlen = 356 - (6+4) = 346
340 _test_initial_sf_ea()
346 dd if=/dev/zero bs=1 count=$vlen | ${ATTR_PROG} -s name $file
358 # do a test with a variety of sized EAs