xfs/792: skip test if rextsize isn't congruent with operation length

This test writes 64k chunks and encodes the file content hash in the
golden output.  Don't run it if the file allocation unit isn't congruent
with 64k.  Fixes extsize=28k configurations.

Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Zorro Lang <zlang@kernel.org>

diff --git a/tests/xfs/792 b/tests/xfs/792
index 6c7b2db1135625a9aac8474d5e58b5ab183b600b..b1436a113a152abf3fda35f3cfb162b19949bf02 100755 (executable)
--- a/tests/xfs/792
+++ b/tests/xfs/792
@@ -30,6 +30,7 @@ _require_xfs_io_error_injection "bmap_finish_one"
 
 _scratch_mkfs >> $seqres.full
 _scratch_mount
+_require_congruent_file_oplen $SCRATCH_MNT 65536
 
 # Create original file
 _pwrite_byte 0x58 0 1m $SCRATCH_MNT/a >> $seqres.full