[RFC PATCH 03/24] erofs: add Errno in Rust

[Greg KH]

On Mon, Sep 16, 2024 at 09:56:13PM +0800, Yiyang Wu wrote:
> Introduce Errno to Rust side code. Note that in current Rust For Linux,
> Errnos are implemented as core::ffi::c_uint unit structs.
> However, EUCLEAN, a.k.a EFSCORRUPTED is missing from error crate.
> 
> Since the errno_base hasn't changed for over 13 years,
> This patch merely serves as a temporary workaround for the missing
> errno in the Rust For Linux.

Why not just add the missing errno to the core rust code instead?  No
need to define a whole new one for this.

thanks,

greg k-h