[PREVIEW] [PATCH v3 07/10] staging: erofs: clean up z_erofs_map_blocks_iter

[Chao Yu]

On 2018/8/11 4:10, Gao Xiang wrote:
> This patch mainly introduces `vle_map_blocks_iter_ctx' to clean up
> z_erofs_map_blocks_iter and vle_get_logical_extent_head.
> 
> It changes the return value of `vle_get_logical_extent_head' to int
> for the later error handing. In addition, it also renames `pcn' to
> `pblk' since only `pblk' exists in erofs compression ondisk format.
> 
> Signed-off-by: Gao Xiang <gaoxiang25 at huawei.com>

Reviewed-by: Chao Yu <yuchao0 at huawei.com>

Thanks,