Re: [PATCH 05/18] Add io_uring IO interface

On Mon, Jan 28, 2019 at 06:20:08PM -0700, Jens Axboe wrote:

Sure, that would be straight forward. Is there a strong reason to do
so outside of "that would be nice"? It's not like it's a huge amount
of code.

And it would be really painful for userspace.  Because now you
can't pass struct iovec through from a higher level, but will instead
of to copy the iovec to a different type in the submission path.

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