linux-kernel - Re: [PATCH v2 0/2] Fix Arm system PMU hotplug issues

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Date:   Thu, 4 Apr 2019 12:34:15 +0200
From:   Corentin Labbe <clabbe.montjoie@...il.com>
To:     Robin Murphy <robin.murphy@....com>
Cc:     will.deacon@....com, mark.rutland@....com,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        tglx@...utronix.de, suzuki.poulose@....com, bigeasy@...utronix.de,
        peterz@...radead.org, Meng.Li@...driver.com
Subject: Re: [PATCH v2 0/2] Fix Arm system PMU hotplug issues

On Wed, Apr 03, 2019 at 06:08:58PM +0100, Robin Murphy wrote:
> Hi all,
> 
> After a converstaion with Thomas a while back, it felt like the best way
> forward here is just to resolve the pressing preemption violation, and
> not make things more complicated by trying to manage theoretical races
> within perf core from a distance.
> 
> Thus v2 simply nukes the offending logic and brings those drivers in
> line with the status quo. Due to the abrupt change in tactic I've not
> kept the review tags given for v1.
> 
> Robin.
> 
> 
> Robin Murphy (2):
>   perf/arm-cci: Remove broken race mitigation
>   perf/arm-ccn: Remove broken race mitigation
> 
>  drivers/perf/arm-cci.c | 16 +++++++---------
>  drivers/perf/arm-ccn.c | 23 +++++++++++------------
>  2 files changed, 18 insertions(+), 21 deletions(-)
> 
> -- 
> 2.21.0.dirty
> 

Hello

Tested-by: Corentin Labbe <clabbe.montjoie@...il.com>
Tested-on: sun8i-a83t-bananapi-m3

Thanks for having fixed this problem.
Regards