Re: [PATCH -v2 0/7] locking: Percpu-rwsem rewrite

From: Juri Lelli
Date: Mon Feb 03 2020 - 07:25:23 EST


Hi,

On 31/01/20 16:07, Peter Zijlstra wrote:
> Hi all,
>
> This is the long awaited report of the percpu-rwsem rework (sorry Juri).
>
> IIRC (I really have trouble keeping up momentum on this series) I've addressed
> all previous comments by Oleg and Davidlohr and Waiman and hope we can stick
> this in tip/locking/core for inclusion in the next merge.
>
> It has been cooked (thoroughly) in PREEMPT_RT, and not found wanting.
>
> Any objections to me stuffing it in so we can all forget about it properly?

FWIW, backported and tested again on downstream PREEMPT_RT kernel.
locktorture didn't find any problem and latencies look good.

Tested-by: Juri Lelli <juri.lelli@xxxxxxxxxx>

Thanks!

Juri