[PATCH RESEND 2/2] staging: erofs: differentiate unsupported on-disk format
yuchao0 at huawei.com
Wed Aug 14 09:25:51 UTC 2019
On 2019/8/14 12:32, Gao Xiang wrote:
> For some specific fields, use ENOTSUPP instead of EIO
> for values which look sane but aren't supported right now.
> Signed-off-by: Gao Xiang <gaoxiang25 at huawei.com>
Reviewed-by: Chao Yu <yuchao0 at huawei.com>
> + return -ENOTSUPP;
A little bit confused about when we need to use ENOTSUPP or EOPNOTSUPP, I
checked several manual of syscall, it looks EOPNOTSUPP is widely used.
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