btrfs-progs: tests: test multiple-linked file corruption

This commit extends the leaf corruption test to try to repair a file
linked from multiple directory. It stresses a case that some links to a
file is broken but others kept valid.

Signed-off-by: Naohiro Aota <naota@elisp.net>
Signed-off-by: David Sterba <dsterba@suse.com>

2 files changed, 7 insertions, 4 deletions

diff --git a/tests/fsck-tests/012-leaf-corruption/no_data_extent.tar.xz b/tests/fsck-tests/012-leaf-corruption/no_data_extent.tar.xz
index cc90b58e..547e5455 100644
--- a/tests/fsck-tests/012-leaf-corruption/no_data_extent.tar.xz
+++ b/tests/fsck-tests/012-leaf-corruption/no_data_extent.tar.xz
diff --git a/tests/fsck-tests/012-leaf-corruption/test.sh b/tests/fsck-tests/012-leaf-corruption/test.sh
index 6e231451..830fd8d5 100755
--- a/tests/fsck-tests/012-leaf-corruption/test.sh
+++ b/tests/fsck-tests/012-leaf-corruption/test.sh
@@ -29,6 +29,7 @@ leaf_no_data_ext_list=(
 	1869 0 40700 "snmp"
 	1871 0 100700 "machine-id"
 	1872 0 100700 "adjtime"
+	1877 0 40700 "del"
 )
 
 generate_leaf_corrupt_no_data_ext()
@@ -40,10 +41,12 @@ generate_leaf_corrupt_no_data_ext()
 	$TOP/btrfs-image -r test.img.btrfs-image $dest || \
 		_fail "failed to extract leaf_corrupt_no_data_ext.btrfs-image"
 
-	# leaf at 20832256 contains no regular data extent, clear its csum to
-	# corrupt the leaf.
-	dd if=/dev/zero of=$dest bs=1 count=32 conv=notrunc seek=20832256 \
-		1>/dev/null 2>&1
+	# leaf at 4206592 and 20905984 contains no regular data
+	# extent, clear its csum to corrupt the leaf.
+	for x in 4206592 20905984; do
+		dd if=/dev/zero of=$dest bs=1 count=32 conv=notrunc seek=$x \
+			1>/dev/null 2>&1
+	done
 }
 
 check_inode()