[PATCH 08/15] io_uring: don't sleep when polling for I/O

[Christoph Hellwig]

On Wed, May 12, 2021 at 02:55:59PM -0700, Sagi Grimberg wrote:
> I think that the combination of oneshot and nosleep flags to replace
> a boolen spin is a little hard to follow (especially that spin doesn't
> mean spinning without sleeping).
>
> Maybe we should break it to:
> 1. replace spin to flags with ONESHOT passed from io_uring (direct
>    replacement)
> 2. add NOSLEEP passed from io_uring as there is no need for it.
>
> Just a suggestion though that would help (me at least) to follow
> this more easily.

I've split it up for the next version.