Re: possible deadlock in send_sigio

[Peter Zijlstra]

On Thu, Jun 11, 2020 at 09:51:29AM -0400, Waiman Long wrote:

> There was an old lockdep patch that I think may address the issue, but was
> not merged at the time. I will need to dig it out and see if it can be
> adapted to work in the current kernel. It may take some time.

Boqun was working on that; I can't remember what happened, but ISTR it
was shaping up nice.