Messages in this thread |  | | Date | Mon, 21 Sep 2020 06:28:15 +0200 | From | Christoph Hellwig <> | Subject | Re: [PATCH 1/9] kernel: add a PF_FORCE_COMPAT flag |
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On Sun, Sep 20, 2020 at 12:14:49PM -0700, Andy Lutomirski wrote: > I wonder if this is really quite cast in stone. We could also have > FMODE_SHITTY_COMPAT and set that when a file like this is *opened* in > compat mode. Then that particular struct file would be read and > written using the compat data format. The change would be > user-visible, but the user that would see it would be very strange > indeed. > > I don't have a strong opinion as to whether that is better or worse > than denying io_uring access to these things, but at least it moves > the special case out of io_uring.
open could have happened through an io_uring thread a well, so I don't see how this would do anything but move the problem to a different place.
> > --Andy ---end quoted text---
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