提交 80e46cf2 编写于 作者: Q Qu Wenruo 提交者: David Sterba

btrfs: tree-checker: Enhance chunk checker to validate chunk profile

Btrfs-progs already have a comprehensive type checker, to ensure there
is only 0 (SINGLE profile) or 1 (DUP/RAID0/1/5/6/10) bit set for chunk
profile bits.

Do the same work for kernel.
Reported-by: NYoon Jungyeon <jungyeon@gatech.edu>
Link: https://bugzilla.kernel.org/show_bug.cgi?id=202765Reviewed-by: NNikolay Borisov <nborisov@suse.com>
Reviewed-by: NJohannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: NQu Wenruo <wqu@suse.com>
Reviewed-by: NDavid Sterba <dsterba@suse.com>
Signed-off-by: NDavid Sterba <dsterba@suse.com>
上级 ab4ba2e1
......@@ -556,6 +556,13 @@ int btrfs_check_chunk_valid(struct btrfs_fs_info *fs_info,
return -EUCLEAN;
}
if (!is_power_of_2(type & BTRFS_BLOCK_GROUP_PROFILE_MASK) &&
(type & BTRFS_BLOCK_GROUP_PROFILE_MASK) != 0) {
chunk_err(fs_info, leaf, chunk, logical,
"invalid chunk profile flag: 0x%llx, expect 0 or 1 bit set",
type & BTRFS_BLOCK_GROUP_PROFILE_MASK);
return -EUCLEAN;
}
if ((type & BTRFS_BLOCK_GROUP_TYPE_MASK) == 0) {
chunk_err(fs_info, leaf, chunk, logical,
"missing chunk type flag, have 0x%llx one bit must be set in 0x%llx",
......
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