[PATCH] erofs: fix mis-inplace determination related with noio chain

[Chao Yu]

On 2019/9/22 18:04, Gao Xiang wrote:
> Fix a recent cleanup patch. noio (bypass) chain is
> handled asynchronously against submit chain, therefore
> inplace I/O or pagevec cannot be applied to such pages.
> Add detailed comment for this as well.
> 
> Fixes: 97e86a858bc3 ("staging: erofs: tidy up decompression frontend")
> Signed-off-by: Gao Xiang <gaoxiang25 at huawei.com>

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

Thanks,