Subject: Re: [PATCH 1/9] kernel: add a PF_FORCE_COMPAT flag

From: Matthew Wilcox <[email-masked]>
Date: Sun, 20 Sep 2020 20:22:59 +0100

On Sun, Sep 20, 2020 at 08:10:31PM +0100, Al Viro wrote:
> IMO it's much saner to mark those and refuse to touch them from io_uring...

Simpler solution is to remove io_uring from the 32-bit syscall list.
If you're a 32-bit process, you don't get to use io_uring.  Would
any real users actually care about that?