linux-kernel - Re: [PATCH v7 2/2] mfd: syscon: Add hardware spinlock support

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Date:   Thu, 11 Jan 2018 15:27:54 +0100
From:   Arnd Bergmann <arnd@...db.de>
To:     Lee Jones <lee.jones@...aro.org>
Cc:     Baolin Wang <baolin.wang@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Mark Brown <broonie@...nel.org>,
        LKML <linux-kernel@...r.kernel.org>,
        DTML <devicetree@...r.kernel.org>
Subject: Re: [PATCH v7 2/2] mfd: syscon: Add hardware spinlock support

On Thu, Jan 11, 2018 at 2:08 PM, Lee Jones <lee.jones@...aro.org> wrote:
> On Thu, 11 Jan 2018, Baolin Wang wrote:
>
>> Hi Arnd,
>>
>> On 2 January 2018 at 23:36, Lee Jones <lee.jones@...aro.org> wrote:
>> > Arnd,
>> >
>> >> Some system control registers need hardware spinlock to synchronize
>> >> between the multiple subsystems, so we should add hardware spinlock
>> >> support for syscon.
>> >>
>> >> Signed-off-by: Baolin Wang <baolin.wang@...aro.org>
>> >> Acked-by: Rob Herring <robh@...nel.org>
>> >
>> > ... did you sign off on this in the end?
>> >
>>
>> Could you apply this patch if there are no other issue? Thanks.
>
> Arnd is the expert in this area.
>
> Ideally I'd like his Ack before applying the patch.

Reviewed-by: Arnd Bergmann <arnd@...db.de>

Sorry for missing the latest version, this looks good to me.

     Arnd