Re: [PATCH] aio: Check for aio_flags

[Christoph Hellwig <hch@xxxxxxxxxxxxx>]

On Tue, Feb 07, 2017 at 08:33:23PM -0600, Goldwyn Rodrigues wrote:
> From: Goldwyn Rodrigues <rgoldwyn@xxxxxxxx>
> 
> aio_flags are not checked when performing io_submit() and
> can contain non-conforming values.
> Return -EINVAL if they are invalid.

while this is what we should have done from the start it could break
existing userspace programs now.