linux-kernel - Re: [patches] Re: [PATCH v8 11/18] RISC-V: Atomic and Locking Code

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Date:   Wed, 13 Sep 2017 10:01:46 -0700 (PDT)
From:   Palmer Dabbelt <palmer@...belt.com>
To:     Arnd Bergmann <arnd@...db.de>
CC:     peterz@...radead.org, tglx@...utronix.de, jason@...edaemon.net,
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Subject:     Re: [patches] Re: [PATCH v8 11/18] RISC-V: Atomic and Locking Code

On Wed, 13 Sep 2017 08:28:30 PDT (-0700), Arnd Bergmann wrote:
> On Tue, Sep 12, 2017 at 11:57 PM, Palmer Dabbelt <palmer@...belt.com> wrote:
>> This contains all the code that directly interfaces with the RISC-V
>> memory model.  While this code corforms to the current RISC-V ISA
>> specifications (user 2.2 and priv 1.10), the memory model is somewhat
>> underspecified in those documents.  There is a working group that hopes
>> to produce a formal memory model by the end of the year, but my
>> understanding is that the basic definitions we're relying on here won't
>> change significantly.
>>
>> Signed-off-by: Palmer Dabbelt <palmer@...belt.com>
>
> I've read through the current definition of the I/O accessors again, as we
> discussed those before, and this version looks good to me. I've also
> looked briefly at the other helpers in this patch and found nothing
> surprising in there, so feel free to add
>
> Reviewed-by: Arnd Bergmann <arnd@...db.de>
>
> to the patch.

Thanks for all your time!