On Sat, Apr 05, 2014 at 07:48:36PM +0400, Azat Khuzhin wrote:
> With EXT4FS_DEBUG ext4_count_free_clusters() will call
> ext4_read_block_bitmap() without s_group_info initialized, so we need to
> initialize multi-block allocator before.
>
> And dependencies that must be solved, to allow this:
> - multi-block allocator needs in group descriptors
> - need to install s_op before initializing multi-block allocator,
> because in ext4_mb_init_backend() new inode is created.
> - initialize number of group desc blocks (s_gdb_count) otherwise
> number of clusters returned by ext4_free_clusters_after_init() is not
> correct.
> (see ext4_bg_num_gdb_nometa())
Thanks, applied.
- Ted
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