Re: FYI: fix for xen ring corruption/deadlock issue

[Anil Madhavapeddy <anil@xxxxxxxxxx>]

Aha! Good catch...I've certainly seen this with netfront as odd packet loss 
(CCing Balraj for FYI too).

-anil

On 28 Apr 2013, at 23:19, David Scott <scott.dj@xxxxxxxxx> wrote:

> Hi,
> 
> If you've ever seen a strange xen ring corruption or deadlock with lots of 
> concurrent RPCs then it might be fixed by this:
> 
> https://github.com/djs55/shared-memory-ring/commit/ca79af17fe8eb3b2e13a25faeff089f5026389ae
> 
> Quite often I would see 'RX: ack wakener not found' errors on the console 
> before the deadlock.
> 
> (Note the fix hasn't been merged yet but I'm working on it)
> 
> Cheers,
> Dave
>