Re: [PATCH v2 3/3] virtio-blk: Use ioeventfd_attach in start_ioeventfd

[Michael Tokarev]

09.02.2024 20:11, Hanna Czenczek :

> > The mentioned comit is v8.2.0-812-gd3f6f294ae, - ie, past 8.2.
> > Is this new change still relevant for stable?
>
> Sorry again. :/ 

There's nothing to be sorry about here - it's regular work, and is quite
good at it, - I just asked to be sure, maybe I misunderstood something.

>     This patch is a clean-up patch that won’t apply to 8.2.  Now, 8.2 does have basically the same logic as described in the patch 
> message (d3f6f294aea restored it after it was broken), so a similar patch could be made for it (removing the event_notifier_set() from 
> virtio_blk_data_plane_start()), but whether we kick the virtqueues once or twice on start-up probably won’t make a difference, certainly not in terms 
> of correctness.

Ok, excellent, this makes good sense now.
I'm not including this one in stable-8.2 :)

Thank you very much for the excellent work and
the clarification!

/mjt