xfs/139: work with 64k block size

For 64k block size, the agsize provided in the test causes mkfs.xfs to
fail due to insufficient log space. Hence this commit computes agsize
based on block size of the filesystem.

Signed-off-by: Chandan Rajendra <chandan@linux.vnet.ibm.com>
Tested-by: Zorro Lang <zlang@redhat.com>
Signed-off-by: Eryu Guan <guaneryu@gmail.com>

tests/xfs/139

@@ -34,17 +34,20 @@ _require_cp_reflink
 
 rm -f $seqres.full
 
+_scratch_mkfs >/dev/null 2>&1
+_scratch_mount
+blksz=$(_get_file_block_size $SCRATCH_MNT)
+_scratch_unmount
+
 echo "Format and mount"
-_scratch_mkfs -d agsize=$((32 * 1048576)) > $seqres.full 2>&1
+_scratch_mkfs -d agsize=$((8192 * $blksz)) > $seqres.full 2>&1
 _scratch_mount >> $seqres.full 2>&1
 
 testdir=$SCRATCH_MNT/test-$seq
 mkdir $testdir
-blksz="$(_get_block_size $testdir)"
 
 echo "Create the original files"
-sz=$((48 * 1048576))
-nr=$((sz / blksz))
+sz=$((12288 * $blksz))
 _pwrite_byte 0x61 0 $sz $testdir/file1 >> $seqres.full
 _cp_reflink $testdir/file1 $testdir/file2 >> $seqres.full
 _scratch_cycle_mount
@@ -54,8 +57,8 @@ _pwrite_byte 0x62 0 $sz $testdir/file1 >> $seqres.full
 _scratch_cycle_mount
 
 echo "Compare files"
-md5sum $testdir/file1 | _filter_scratch
-md5sum $testdir/file2 | _filter_scratch
+od -t x1 $testdir/file1 | _filter_od
+od -t x1 $testdir/file2 | _filter_od
 #filefrag -v $testdir/file1 $testdir/file2
 
 # success, all done

tests/xfs/139.out

@@ -3,5 +3,9 @@ Format and mount
 Create the original files
 CoW every other block
 Compare files
-673c759fb131ccf3336c4f8c549a497e  SCRATCH_MNT/test-139/file1
-dc802351f6717547cbf4c951b294f952  SCRATCH_MNT/test-139/file2
+0 62 62 62 62 62 62 62 62 62 62 62 62 62 62 62 62
+*
+30000
+0 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61
+*
+30000