4 # This is a regression test for kernel patch:
5 # ext4: prevent data corruption with inline data + DAX
6 # created by Ross Zwisler <ross.zwisler@linux.intel.com>
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27 seqres=$RESULT_DIR/$seq
28 echo "QA output created by $seq"
32 status=1 # failure is the default!
33 trap "_cleanup; exit \$status" 0 1 2 3 15
41 # get standard environment, filters and checks
45 # remove previous $seqres.full before test
48 # DAX needs to be off so we can create an inode with inline data
49 SAVE_MOUNT_OPTIONS="$MOUNT_OPTIONS"
52 # Modify as appropriate.
56 _require_test_program "t_ext4_dax_inline_corruption"
57 _require_scratch_ext4_feature "inline_data"
59 # real QA test starts here
60 _scratch_mkfs_ext4 -O inline_data > $seqres.full 2>&1
62 TESTFILE=$SCRATCH_MNT/testfile
64 _scratch_mount >> $seqres.full 2>&1
66 echo "Need to make some inline data..." > $TESTFILE
68 export MOUNT_OPTIONS="$SAVE_MOUNT_OPTIONS"
70 _scratch_unmount >> $seqres.full 2>&1
71 _scratch_mount "-o dax" >> $seqres.full 2>&1
73 if [[ $? != 0 ]]; then
74 # _require_scratch_dax already verified that we could mount with DAX.
75 # Failure here is expected because we have inline data.
76 echo "Silence is golden"
81 $here/src/t_ext4_dax_inline_corruption $TESTFILE
84 echo "Silence is golden"