Verify that if we have an otherwise clean filesystem, containging collided DIR_ITEM, btrfs check lowmem's mode can correctly handle those and not produce any false positives.
This if fixed by commit titled: "btrfs-progs: Fix DIR_ITEM checking in lowmem" Signed-off-by: Nikolay Borisov <nbori...@suse.com> --- .../031-lowmem-collission-dir-items/test.sh | 27 ++++++++++++++++++++++ 1 file changed, 27 insertions(+) create mode 100755 tests/fsck-tests/031-lowmem-collission-dir-items/test.sh diff --git a/tests/fsck-tests/031-lowmem-collission-dir-items/test.sh b/tests/fsck-tests/031-lowmem-collission-dir-items/test.sh new file mode 100755 index 0000000..8a01889 --- /dev/null +++ b/tests/fsck-tests/031-lowmem-collission-dir-items/test.sh @@ -0,0 +1,27 @@ +#!/bin/bash +# Ensure that running btrfs check in lowmem mode on a fs +# which contains DIR_ITEM with collissions handles it +# properly +source "$TEST_TOP/common" + +check_prereq btrfs +check_prereq mkfs.btrfs + +setup_root_helper +prepare_test_dev + +run_check $SUDO_HELPER "$TOP/mkfs.btrfs" -f "$TEST_DEV" +run_check_mount_test_dev + +# Create 2 files whose names collide + +run_check $SUDO_HELPER touch "$TEST_MNT/5ab4e206~~~~~~~~XVT1U3ZF647YS2PD4AKAG826" +run_check $SUDO_HELPER touch "$TEST_MNT/5ab4e26a~~~~~~~~AP1C3VQBE79IJOTVOEZIR9YU" + +run_check_umount_test_dev + +# The fs is clean so lowmem shouldn't produce any warnings +run_check "$TOP/btrfs" check --mode=lowmem --readonly "$TEST_DEV" +if [ $? -ne 0 ]; then + _fail "check --lowmem doesn't handle collissioned DIR_ITEMs correctly" +fi -- 2.7.4 -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
