Re: [RT BUG] isolcpus causes sleeping function called from invalid context (4.19.59-rt24)

Steven Rostedt
2019-08-07T20:07:30Z

On Mon, 5 Aug 2019 12:06:46 +0200
Juri Lelli <juri.lelli@redhat.com> wrote:

> This only happens if isolcpus are configured at boot.
>
> AFAIU, RT is reworking workqueues and 5.x-rt shouldn't suffer from this.
> As a matter of fact, I could verify that backporting the workqueue
> rework all-in change from 5.0-rt [1] fixes this problem.

So you have backported this and it fixed the bug?

>
> I'm thus wondering if there is any plan on backporting the rework to
> 4.19-rt stable, and if that patch has dependencies, or if any alternative
> fix might be found for this problem.

I could do it after I fix the bug with 4.19.63 merge :-/ (which may be
related. Who knows).

-- Steve