[V4,15/20] Fix generic/177 to work with 64k block size

Commit Message

Chandan Rajendra Sept. 19, 2018, noon UTC

This commit changes the test to work on file offsets that are aligned
with the block size of the underlying filesystem.

Signed-off-by: Chandan Rajendra <[e-mail]>
---
 tests/generic/177     | 20 +++++++++++---------
 tests/generic/177.out | 23 +++++++++++++++--------
 2 files changed, 26 insertions(+), 17 deletions(-)

Patch

diff --git a/tests/generic/177 b/tests/generic/177
index 36577b1..febb6b7 100755
--- a/tests/generic/177
+++ b/tests/generic/177
@@ -45,44 +45,46 @@  _require_metadata_journaling $SCRATCH_DEV
 _init_flakey
 _mount_flakey
 
+BLOCK_SIZE=$(_get_file_block_size $SCRATCH_MNT)
+
 # Create out test file with some data and then fsync it.
 # We do the fsync only to make sure the last fsync we do in this test triggers
 # the fast code path of btrfs' fsync implementation, a condition necessary to
 # trigger the bug btrfs had.
-$XFS_IO_PROG -f -c "pwrite -S 0xaa 0K 128K" \
+$XFS_IO_PROG -f -c "pwrite -S 0xaa 0K $(($BLOCK_SIZE * 32))" \
 		-c "fsync"                  \
-		$SCRATCH_MNT/foobar | _filter_xfs_io
+		$SCRATCH_MNT/foobar | _filter_xfs_io_blocks_modified
 
 # Now punch a hole against the range [96K, 128K[.
-$XFS_IO_PROG -c "fpunch 96K 32K" $SCRATCH_MNT/foobar
+$XFS_IO_PROG -c "fpunch $(($BLOCK_SIZE * 24)) $(($BLOCK_SIZE * 8))" $SCRATCH_MNT/foobar
 
 # Punch another hole against a range that overlaps the previous range and ends
 # beyond eof.
-$XFS_IO_PROG -c "fpunch 64K 128K" $SCRATCH_MNT/foobar
+$XFS_IO_PROG -c "fpunch $(($BLOCK_SIZE * 16)) $(($BLOCK_SIZE * 32))" $SCRATCH_MNT/foobar
 
 # Punch another hole against a range that overlaps the first range ([96K, 128K[)
 # and ends at eof.
-$XFS_IO_PROG -c "fpunch 32K 96K" $SCRATCH_MNT/foobar
+$XFS_IO_PROG -c "fpunch $(($BLOCK_SIZE * 8)) $(($BLOCK_SIZE * 24))" $SCRATCH_MNT/foobar
 
 # Fsync our file. We want to verify that, after a power failure and mounting the
 # filesystem again, the file content reflects all the hole punch operations.
 $XFS_IO_PROG -c "fsync" $SCRATCH_MNT/foobar
 
 echo "File digest before power failure:"
-md5sum $SCRATCH_MNT/foobar | _filter_scratch
+od -t x1 $SCRATCH_MNT/foobar | _filter_od
 
 echo "Fiemap before power failure:"
-$XFS_IO_PROG -c "fiemap -v" $SCRATCH_MNT/foobar | _filter_fiemap
+$XFS_IO_PROG -c "fiemap -v" $SCRATCH_MNT/foobar | _filter_fiemap $BLOCK_SIZE
 
 _flakey_drop_and_remount
 
 echo "File digest after log replay:"
 # Must match the same digest we got before the power failure.
-md5sum $SCRATCH_MNT/foobar | _filter_scratch
+od -t x1 $SCRATCH_MNT/foobar | _filter_od
 
 echo "Fiemap after log replay:"
 # Must match the same extent listing we got before the power failure.
-$XFS_IO_PROG -c "fiemap -v" $SCRATCH_MNT/foobar | _filter_fiemap
+$XFS_IO_PROG -c "fiemap -v" $SCRATCH_MNT/foobar | _filter_fiemap $BLOCK_SIZE
 
 _unmount_flakey
 
diff --git a/tests/generic/177.out b/tests/generic/177.out
index cc10768..b47e136 100644
--- a/tests/generic/177.out
+++ b/tests/generic/177.out
@@ -1,13 +1,20 @@ 
 QA output created by 177
-wrote 131072/131072 bytes at offset 0
-XXX Bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+Blocks modified: [0 - 31]
 File digest before power failure:
-d26bbb9a8396a9c0dd76423471b72b15  SCRATCH_MNT/foobar
+0 aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa
+*
[phone] 00 00 00 00 00 00 00 00 00 00
+*
+40
 Fiemap before power failure:
-0: [0..63]: data
-1: [64..255]: hole
+0: [0..7]: data
+1: [8..31]: hole
 File digest after log replay:
-d26bbb9a8396a9c0dd76423471b72b15  SCRATCH_MNT/foobar
+0 aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa
+*
[phone] 00 00 00 00 00 00 00 00 00 00
+*
+40
 Fiemap after log replay:
-0: [0..63]: data
-1: [64..255]: hole
+0: [0..7]: data
+1: [8..31]: hole